projects/ldc: dmd2/optimize.c annotate

annotate dmd2/optimize.c @ 883:b52d5de7783f

GC defines and linkage changes.

author	Christian Kamm <kamm incasoftware de>
date	Thu, 08 Jan 2009 18:20:02 +0100
parents	f04dde6e882c
children	638d16625da2

rev	line source
758 f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	1
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	2 // Compiler implementation of the D programming language
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	3 // Copyright (c) 1999-2007 by Digital Mars
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	4 // All Rights Reserved
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	5 // written by Walter Bright
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	6 // http://www.digitalmars.com
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	7 // License for redistribution is by either the Artistic License
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	8 // in artistic.txt, or the GNU General Public License in gnu.txt.
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	9 // See the included readme.txt for details.
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	10
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	11 #include <stdio.h>
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	12 #include <ctype.h>
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	13 #include <assert.h>
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	14 #include <math.h>
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	15
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	16 #if __DMC__
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	17 #include <complex.h>
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	18 #endif
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	19
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	20 #include "lexer.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	21 #include "mtype.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	22 #include "expression.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	23 #include "declaration.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	24 #include "aggregate.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	25 #include "init.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	26
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	27
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	28 #ifdef IN_GCC
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	29 #include "d-gcc-real.h"
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	30
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	31 /* %% fix? */
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	32 extern "C" bool real_isnan (const real_t *);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	33 #endif
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	34
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	35 static real_t zero; // work around DMC bug for now
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	36
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	37
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	38 /*************************************
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	39 * If variable has a const initializer,
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	40 * return that initializer.
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	41 */
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	42
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	43 Expression expandVar(int result, VarDeclaration v)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	44 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	45 //printf("expandVar(result = %d, v = %s)\n", result, v ? v->toChars() : "null");
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	46 Expression *e = NULL;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	47 if (v && (v->isConst() \|\| v->isInvariant() \|\| v->storage_class & STCmanifest))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	48 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	49 Type *tb = v->type->toBasetype();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	50 if (result & WANTinterpret \|\|
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	51 v->storage_class & STCmanifest \|\|
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	52 (tb->ty != Tsarray && tb->ty != Tstruct)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	53 )
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	54 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	55 if (v->init)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	56 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	57 if (v->inuse)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	58 goto L1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	59 Expression *ei = v->init->toExpression();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	60 if (!ei)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	61 goto L1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	62 if (ei->op == TOKconstruct \|\| ei->op == TOKblit)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	63 { AssignExp ae = (AssignExp )ei;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	64 ei = ae->e2;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	65 if (ei->isConst() != 1 && ei->op != TOKstring)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	66 goto L1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	67 if (ei->type != v->type)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	68 goto L1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	69 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	70 if (v->scope)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	71 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	72 v->inuse++;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	73 e = ei->syntaxCopy();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	74 e = e->semantic(v->scope);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	75 e = e->implicitCastTo(v->scope, v->type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	76 v->scope = NULL;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	77 v->inuse--;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	78 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	79 else if (!ei->type)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	80 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	81 goto L1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	82 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	83 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	84 // Should remove the copy() operation by
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	85 // making all mods to expressions copy-on-write
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	86 e = ei->copy();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	87 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	88 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	89 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	90 #if 1
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	91 goto L1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	92 #else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	93 // BUG: what if const is initialized in constructor?
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	94 e = v->type->defaultInit();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	95 e->loc = e1->loc;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	96 #endif
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	97 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	98 if (e->type != v->type)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	99 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	100 e = e->castTo(NULL, v->type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	101 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	102 e = e->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	103 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	104 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	105 L1:
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	106 //if (e) printf("\te = %s, e->type = %s\n", e->toChars(), e->type->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	107 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	108 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	109
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	110
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	111 Expression fromConstInitializer(int result, Expression e1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	112 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	113 //printf("fromConstInitializer(result = %x, %s)\n", result, e1->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	114 //static int xx; if (xx++ == 10) assert(0);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	115 Expression *e = e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	116 if (e1->op == TOKvar)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	117 { VarExp ve = (VarExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	118 VarDeclaration *v = ve->var->isVarDeclaration();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	119 e = expandVar(result, v);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	120 if (e)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	121 { if (e->type != e1->type)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	122 { // Type 'paint' operation
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	123 e = e->copy();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	124 e->type = e1->type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	125 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	126 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	127 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	128 e = e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	129 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	130 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	131 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	132
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	133
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	134 Expression *Expression::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	135 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	136 //printf("Expression::optimize(result = x%x) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	137 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	138 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	139
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	140 Expression *VarExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	141 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	142 return fromConstInitializer(result, this);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	143 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	144
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	145 Expression *TupleExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	146 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	147 for (size_t i = 0; i < exps->dim; i++)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	148 { Expression e = (Expression )exps->data[i];
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	149
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	150 e = e->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	151 exps->data[i] = (void *)e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	152 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	153 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	154 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	155
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	156 Expression *ArrayLiteralExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	157 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	158 if (elements)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	159 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	160 for (size_t i = 0; i < elements->dim; i++)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	161 { Expression e = (Expression )elements->data[i];
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	162
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	163 e = e->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	164 elements->data[i] = (void *)e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	165 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	166 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	167 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	168 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	169
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	170 Expression *AssocArrayLiteralExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	171 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	172 assert(keys->dim == values->dim);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	173 for (size_t i = 0; i < keys->dim; i++)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	174 { Expression e = (Expression )keys->data[i];
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	175
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	176 e = e->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	177 keys->data[i] = (void *)e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	178
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	179 e = (Expression *)values->data[i];
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	180 e = e->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	181 values->data[i] = (void *)e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	182 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	183 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	184 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	185
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	186 Expression *StructLiteralExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	187 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	188 if (elements)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	189 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	190 for (size_t i = 0; i < elements->dim; i++)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	191 { Expression e = (Expression )elements->data[i];
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	192 if (!e)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	193 continue;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	194 e = e->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	195 elements->data[i] = (void *)e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	196 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	197 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	198 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	199 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	200
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	201 Expression *TypeExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	202 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	203 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	204 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	205
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	206 Expression *UnaExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	207 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	208 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	209 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	210 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	211
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	212 Expression *NegExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	213 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	214
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	215 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	216 if (e1->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	217 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	218 e = Neg(type, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	219 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	220 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	221 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	222 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	223 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	224
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	225 Expression *ComExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	226 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	227
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	228 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	229 if (e1->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	230 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	231 e = Com(type, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	232 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	233 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	234 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	235 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	236 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	237
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	238 Expression *NotExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	239 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	240
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	241 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	242 if (e1->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	243 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	244 e = Not(type, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	245 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	246 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	247 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	248 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	249 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	250
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	251 Expression *BoolExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	252 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	253
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	254 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	255 if (e1->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	256 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	257 e = Bool(type, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	258 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	259 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	260 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	261 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	262 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	263
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	264 Expression *AddrExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	265 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	266
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	267 //printf("AddrExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	268
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	269 /* Rewrite &(a,b) as (a,&b)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	270 */
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	271 if (e1->op == TOKcomma)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	272 { CommaExp ce = (CommaExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	273 AddrExp *ae = new AddrExp(loc, ce->e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	274 ae->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	275 e = new CommaExp(ce->loc, ce->e1, ae);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	276 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	277 return e->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	278 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	279
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	280 if (e1->op == TOKvar)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	281 { VarExp ve = (VarExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	282 if (ve->var->storage_class & STCmanifest)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	283 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	284 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	285 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	286 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	287
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	288 // Convert &*ex to ex
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	289 if (e1->op == TOKstar)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	290 { Expression *ex;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	291
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	292 ex = ((PtrExp *)e1)->e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	293 if (type->equals(ex->type))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	294 e = ex;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	295 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	296 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	297 e = ex->copy();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	298 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	299 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	300 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	301 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	302 #if !IN_LLVM
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	303 if (e1->op == TOKvar)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	304 { VarExp ve = (VarExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	305 if (!ve->var->isOut() && !ve->var->isRef() &&
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	306 !ve->var->isImportedSymbol())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	307 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	308 SymOffExp *se = new SymOffExp(loc, ve->var, 0, ve->hasOverloads);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	309 se->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	310 return se;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	311 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	312 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	313 if (e1->op == TOKindex)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	314 { // Convert &array[n] to &array+n
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	315 IndexExp ae = (IndexExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	316
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	317 if (ae->e2->op == TOKint64 && ae->e1->op == TOKvar)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	318 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	319 integer_t index = ae->e2->toInteger();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	320 VarExp ve = (VarExp )ae->e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	321 if (ve->type->ty == Tsarray
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	322 && !ve->var->isImportedSymbol())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	323 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	324 TypeSArray ts = (TypeSArray )ve->type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	325 integer_t dim = ts->dim->toInteger();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	326 if (index < 0 \|\| index >= dim)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	327 error("array index %lld is out of bounds [0..%lld]", index, dim);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	328 e = new SymOffExp(loc, ve->var, index * ts->nextOf()->size());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	329 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	330 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	331 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	332 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	333 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	334 #endif
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	335 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	336 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	337
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	338 Expression *PtrExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	339 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	340 //printf("PtrExp::optimize(result = x%x) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	341 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	342 // Convert *&ex to ex
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	343 if (e1->op == TOKaddress)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	344 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	345 Expression *ex;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	346
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	347 ex = ((AddrExp *)e1)->e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	348 if (type->equals(ex->type))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	349 e = ex;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	350 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	351 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	352 e = ex->copy();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	353 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	354 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	355 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	356 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	357 // Constant fold *(&structliteral + offset)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	358 if (e1->op == TOKadd)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	359 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	360 Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	361 e = Ptr(type, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	362 if (e != EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	363 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	364 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	365
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	366 if (e1->op == TOKsymoff)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	367 { SymOffExp se = (SymOffExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	368 VarDeclaration *v = se->var->isVarDeclaration();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	369 Expression *e = expandVar(result, v);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	370 if (e && e->op == TOKstructliteral)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	371 { StructLiteralExp sle = (StructLiteralExp )e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	372 e = sle->getField(type, se->offset);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	373 if (e != EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	374 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	375 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	376 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	377 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	378 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	379
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	380 ///////////////////////////////////////////
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	381 // LDC
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	382 Expression *DotVarExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	383 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	384 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	385
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	386 // Constant fold structliteral.member
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	387 if (e1->op == TOKstructliteral)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	388 { StructLiteralExp se = (StructLiteralExp )e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	389
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	390 VarDeclaration* v;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	391 if (v = var->isVarDeclaration())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	392 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	393 Expression *e = se->getField(type, v->offset);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	394 if (!e)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	395 e = EXP_CANT_INTERPRET;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	396 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	397 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	398 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	399
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	400 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	401 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	402 ///////////////////////////////////////////
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	403
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	404 Expression *CallExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	405 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	406 //printf("CallExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	407 Expression *e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	408
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	409 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	410 if (e1->op == TOKvar)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	411 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	412 FuncDeclaration fd = ((VarExp )e1)->var->isFuncDeclaration();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	413 if (fd)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	414 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	415 enum BUILTIN b = fd->isBuiltin();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	416 if (b)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	417 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	418 e = eval_builtin(b, arguments);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	419 if (!e) // failed
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	420 e = this; // evaluate at runtime
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	421 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	422 else if (result & WANTinterpret)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	423 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	424 Expression *eresult = fd->interpret(NULL, arguments);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	425 if (eresult && eresult != EXP_VOID_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	426 e = eresult;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	427 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	428 error("cannot evaluate %s at compile time", toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	429 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	430 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	431 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	432 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	433 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	434
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	435
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	436 Expression *CastExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	437 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	438 //printf("CastExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	439 //printf("from %s to %s\n", type->toChars(), to->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	440 //printf("from %s\n", type->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	441 //printf("e1->type %s\n", e1->type->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	442 //printf("type = %p\n", type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	443 assert(type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	444 enum TOK op1 = e1->op;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	445 #define X 0
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	446
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	447 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	448 e1 = fromConstInitializer(result, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	449
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	450 if ((e1->op == TOKstring \|\| e1->op == TOKarrayliteral) &&
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	451 (type->ty == Tpointer \|\| type->ty == Tarray) &&
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	452 e1->type->nextOf()->size() == type->nextOf()->size()
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	453 )
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	454 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	455 e1 = e1->castTo(NULL, type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	456 if (X) printf(" returning1 %s\n", e1->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	457 return e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	458 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	459
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	460 if (e1->op == TOKstructliteral &&
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	461 e1->type->implicitConvTo(type) >= MATCHconst)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	462 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	463 e1->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	464 if (X) printf(" returning2 %s\n", e1->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	465 return e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	466 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	467
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	468 /* The first test here is to prevent infinite loops
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	469 */
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	470 if (op1 != TOKarrayliteral && e1->op == TOKarrayliteral)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	471 return e1->castTo(NULL, to);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	472 if (e1->op == TOKnull &&
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	473 (type->ty == Tpointer \|\| type->ty == Tclass \|\| type->ty == Tarray))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	474 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	475 e1->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	476 if (X) printf(" returning3 %s\n", e1->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	477 return e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	478 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	479
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	480 if (result & WANTflags && type->ty == Tclass && e1->type->ty == Tclass)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	481 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	482 // See if we can remove an unnecessary cast
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	483 ClassDeclaration *cdfrom;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	484 ClassDeclaration *cdto;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	485 int offset;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	486
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	487 cdfrom = e1->type->isClassHandle();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	488 cdto = type->isClassHandle();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	489 if (cdto->isBaseOf(cdfrom, &offset) && offset == 0)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	490 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	491 e1->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	492 if (X) printf(" returning4 %s\n", e1->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	493 return e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	494 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	495 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	496
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	497 // We can convert 'head const' to mutable
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	498 if (to->constOf()->equals(e1->type->constOf()))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	499 // if (to->constConv(e1->type) >= MATCHconst)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	500 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	501 e1->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	502 if (X) printf(" returning5 %s\n", e1->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	503 return e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	504 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	505
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	506 Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	507
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	508 if (e1->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	509 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	510 if (e1->op == TOKsymoff)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	511 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	512 if (type->size() == e1->type->size() &&
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	513 type->toBasetype()->ty != Tsarray)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	514 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	515 e1->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	516 return e1;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	517 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	518 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	519 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	520 if (to->toBasetype()->ty == Tvoid)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	521 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	522 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	523 e = Cast(type, to, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	524 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	525 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	526 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	527 if (X) printf(" returning6 %s\n", e->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	528 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	529 #undef X
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	530 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	531
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	532 Expression *BinExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	533 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	534 //printf("BinExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	535 if (op != TOKconstruct && op != TOKblit) // don't replace const variable with its initializer
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	536 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	537 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	538 if (op == TOKshlass \|\| op == TOKshrass \|\| op == TOKushrass)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	539 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	540 if (e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	541 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	542 integer_t i2 = e2->toInteger();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	543 d_uns64 sz = e1->type->size() * 8;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	544 if (i2 < 0 \|\| i2 > sz)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	545 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	546 error("shift assign by %lld is outside the range 0..%"PRIuSIZE, i2, sz);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	547 e2 = new IntegerExp(0);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	548 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	549 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	550 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	551 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	552 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	553
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	554 Expression *AddExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	555 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	556
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	557 //printf("AddExp::optimize(%s)\n", toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	558 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	559 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	560 if (e1->isConst() && e2->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	561 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	562 if (e1->op == TOKsymoff && e2->op == TOKsymoff)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	563 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	564 e = Add(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	565 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	566 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	567 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	568 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	569 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	570
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	571 Expression *MinExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	572 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	573
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	574 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	575 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	576 if (e1->isConst() && e2->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	577 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	578 if (e2->op == TOKsymoff)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	579 return this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	580 e = Min(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	581 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	582 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	583 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	584 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	585 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	586
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	587 Expression *MulExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	588 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	589
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	590 //printf("MulExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	591 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	592 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	593 if (e1->isConst() == 1 && e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	594 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	595 e = Mul(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	596 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	597 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	598 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	599 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	600 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	601
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	602 Expression *DivExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	603 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	604
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	605 //printf("DivExp::optimize(%s)\n", toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	606 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	607 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	608 if (e1->isConst() == 1 && e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	609 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	610 e = Div(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	611 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	612 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	613 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	614 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	615 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	616
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	617 Expression *ModExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	618 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	619
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	620 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	621 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	622 if (e1->isConst() == 1 && e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	623 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	624 e = Mod(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	625 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	626 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	627 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	628 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	629 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	630
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	631 Expression shift_optimize(int result, BinExp e, Expression (shift)(Type , Expression , Expression *))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	632 { Expression *ex = e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	633
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	634 e->e1 = e->e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	635 e->e2 = e->e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	636 if (e->e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	637 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	638 integer_t i2 = e->e2->toInteger();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	639 d_uns64 sz = e->e1->type->size() * 8;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	640 if (i2 < 0 \|\| i2 > sz)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	641 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	642 error("shift by %lld is outside the range 0..%"PRIuSIZE, i2, sz);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	643 e->e2 = new IntegerExp(0);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	644 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	645 if (e->e1->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	646 ex = (*shift)(e->type, e->e1, e->e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	647 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	648 return ex;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	649 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	650
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	651 Expression *ShlExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	652 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	653 //printf("ShlExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	654 return shift_optimize(result, this, Shl);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	655 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	656
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	657 Expression *ShrExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	658 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	659 //printf("ShrExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	660 return shift_optimize(result, this, Shr);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	661 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	662
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	663 Expression *UshrExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	664 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	665 //printf("UshrExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	666 return shift_optimize(result, this, Ushr);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	667 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	668
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	669 Expression *AndExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	670 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	671
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	672 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	673 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	674 if (e1->isConst() == 1 && e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	675 e = And(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	676 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	677 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	678 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	679 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	680
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	681 Expression *OrExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	682 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	683
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	684 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	685 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	686 if (e1->isConst() == 1 && e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	687 e = Or(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	688 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	689 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	690 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	691 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	692
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	693 Expression *XorExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	694 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	695
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	696 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	697 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	698 if (e1->isConst() == 1 && e2->isConst() == 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	699 e = Xor(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	700 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	701 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	702 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	703 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	704
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	705 Expression *CommaExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	706 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	707
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	708 //printf("CommaExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	709 e1 = e1->optimize(result & WANTinterpret);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	710 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	711 if (!e1 \|\| e1->op == TOKint64 \|\| e1->op == TOKfloat64 \|\| !e1->checkSideEffect(2))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	712 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	713 e = e2;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	714 if (e)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	715 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	716 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	717 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	718 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	719 //printf("-CommaExp::optimize(result = %d) %s\n", result, e->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	720 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	721 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	722
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	723 Expression *ArrayLengthExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	724 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	725
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	726 //printf("ArrayLengthExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	727 e1 = e1->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	728 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	729 if (e1->op == TOKstring \|\| e1->op == TOKarrayliteral \|\| e1->op == TOKassocarrayliteral)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	730 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	731 e = ArrayLength(type, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	732 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	733 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	734 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	735
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	736 Expression *EqualExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	737 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	738
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	739 //printf("EqualExp::optimize(result = %x) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	740 e1 = e1->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	741 e2 = e2->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	742 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	743
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	744 Expression *e1 = fromConstInitializer(result, this->e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	745 Expression *e2 = fromConstInitializer(result, this->e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	746
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	747 e = Equal(op, type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	748 if (e == EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	749 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	750 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	751 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	752
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	753 Expression *IdentityExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	754 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	755
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	756 //printf("IdentityExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	757 e1 = e1->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	758 e2 = e2->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	759 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	760
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	761 if (this->e1->isConst() && this->e2->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	762 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	763 e = Identity(op, type, this->e1, this->e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	764 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	765 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	766 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	767
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	768 Expression *IndexExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	769 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	770
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	771 //printf("IndexExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	772 Expression *e1 = this->e1->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	773 e1 = fromConstInitializer(result, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	774 e2 = e2->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	775 e = Index(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	776 if (e == EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	777 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	778 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	779 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	780
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	781 Expression *SliceExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	782 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	783
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	784 //printf("SliceExp::optimize(result = %d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	785 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	786 e1 = e1->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	787 if (!lwr)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	788 { if (e1->op == TOKstring)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	789 { // Convert slice of string literal into dynamic array
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	790 Type *t = e1->type->toBasetype();
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	791 if (t->nextOf())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	792 e = e1->castTo(NULL, t->nextOf()->arrayOf());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	793 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	794 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	795 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	796 e1 = fromConstInitializer(result, e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	797 lwr = lwr->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	798 upr = upr->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	799 e = Slice(type, e1, lwr, upr);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	800 if (e == EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	801 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	802 //printf("-SliceExp::optimize() %s\n", e->toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	803 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	804 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	805
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	806 Expression *AndAndExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	807 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	808
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	809 //printf("AndAndExp::optimize(%d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	810 e1 = e1->optimize(WANTflags \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	811 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	812 if (e1->isBool(FALSE))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	813 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	814 e = new CommaExp(loc, e1, new IntegerExp(loc, 0, type));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	815 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	816 e = e->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	817 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	818 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	819 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	820 e2 = e2->optimize(WANTflags \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	821 if (result && e2->type->toBasetype()->ty == Tvoid && !global.errors)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	822 error("void has no value");
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	823 if (e1->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	824 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	825 if (e2->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	826 { int n1 = e1->isBool(1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	827 int n2 = e2->isBool(1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	828
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	829 e = new IntegerExp(loc, n1 && n2, type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	830 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	831 else if (e1->isBool(TRUE))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	832 e = new BoolExp(loc, e2, type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	833 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	834 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	835 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	836 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	837
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	838 Expression *OrOrExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	839 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	840
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	841 e1 = e1->optimize(WANTflags \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	842 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	843 if (e1->isBool(TRUE))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	844 { // Replace with (e1, 1)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	845 e = new CommaExp(loc, e1, new IntegerExp(loc, 1, type));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	846 e->type = type;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	847 e = e->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	848 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	849 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	850 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	851 e2 = e2->optimize(WANTflags \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	852 if (result && e2->type->toBasetype()->ty == Tvoid && !global.errors)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	853 error("void has no value");
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	854 if (e1->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	855 {
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	856 if (e2->isConst())
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	857 { int n1 = e1->isBool(1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	858 int n2 = e2->isBool(1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	859
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	860 e = new IntegerExp(loc, n1 \|\| n2, type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	861 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	862 else if (e1->isBool(FALSE))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	863 e = new BoolExp(loc, e2, type);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	864 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	865 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	866 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	867 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	868
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	869 Expression *CmpExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	870 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	871
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	872 //printf("CmpExp::optimize() %s\n", toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	873 e1 = e1->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	874 e2 = e2->optimize(WANTvalue \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	875
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	876 Expression *e1 = fromConstInitializer(result, this->e1);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	877 Expression *e2 = fromConstInitializer(result, this->e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	878
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	879 e = Cmp(op, type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	880 if (e == EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	881 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	882 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	883 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	884
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	885 Expression *CatExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	886 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	887
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	888 //printf("CatExp::optimize(%d) %s\n", result, toChars());
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	889 e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	890 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	891 e = Cat(type, e1, e2);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	892 if (e == EXP_CANT_INTERPRET)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	893 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	894 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	895 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	896
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	897
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	898 Expression *CondExp::optimize(int result)
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	899 { Expression *e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	900
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	901 econd = econd->optimize(WANTflags \| (result & WANTinterpret));
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	902 if (econd->isBool(TRUE))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	903 e = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	904 else if (econd->isBool(FALSE))
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	905 e = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	906 else
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	907 { e1 = e1->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	908 e2 = e2->optimize(result);
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	909 e = this;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	910 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	911 return e;
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	912 }
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	913
f04dde6e882c Added initial D2 support, D2 frontend and changes to codegen to make things compile. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: diff changeset	914

Mercurial > projects > ldc

annotate dmd2/optimize.c @ 883:b52d5de7783f