projects/ldc: gen/asmstmt.cpp annotate

annotate gen/asmstmt.cpp @ 1053:11e28922ac76

Always pass an address expression (not a var expression) to asm operands of type Arg_Memory. This fixes the following code: {{{ void f(real x) { asm { fld x[RBP]; } } void g(int x) { asm { mov EAX, x[RBP]; } } }}}

author	Frits van Bommel <fvbommel wxs.nl>
date	Sun, 08 Mar 2009 00:57:58 +0100
parents	1d8a8ecf14e1
children	8bf8b058944a

rev	line source
304 3ebc136702dd [svn r325] Removed dead code. ChristianK parents: 303 diff changeset	1 // Taken from GDC source tree. Original by David Friedman.
3ebc136702dd [svn r325] Removed dead code. ChristianK parents: 303 diff changeset	2 // Released under the Artistic License found in dmd/artistic.txt
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	3
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	4 #include "gen/llvm.h"
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	5 #include "llvm/InlineAsm.h"
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	6
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	7 //#include "d-gcc-includes.h"
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	8 //#include "total.h"
794 661384d6a936 Fix warnings on x86-64. By fvbommel. Christian Kamm <kamm incasoftware de> parents: 758 diff changeset	9 #include "mars.h"
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: 756 diff changeset	10 #include "statement.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: 756 diff changeset	11 #include "scope.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: 756 diff changeset	12 #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: 756 diff changeset	13 #include "dsymbol.h"
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	14
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	15 #include <cassert>
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	16 #include <deque>
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	17 #include <cstring>
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	18
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	19 //#include "d-lang.h"
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	20 //#include "d-codegen.h"
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	21
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	22 #include "gen/irstate.h"
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	23 #include "gen/dvalue.h"
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	24 #include "gen/tollvm.h"
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	25 #include "gen/logger.h"
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	26 #include "gen/todebug.h"
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	27 #include "gen/llvmhelpers.h"
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	28 #include "gen/functions.h"
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	29
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	30 typedef enum {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	31 Arg_Integer,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	32 Arg_Pointer,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	33 Arg_Memory,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	34 Arg_FrameRelative,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	35 Arg_LocalSize,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	36 Arg_Dollar
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	37 } AsmArgType;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	38
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	39 typedef enum {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	40 Mode_Input,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	41 Mode_Output,
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	42 Mode_Update
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	43 } AsmArgMode;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	44
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	45 struct AsmArg {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	46 AsmArgType type;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	47 Expression * expr;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	48 AsmArgMode mode;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	49 AsmArg(AsmArgType type, Expression * expr, AsmArgMode mode) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	50 this->type = type;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	51 this->expr = expr;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	52 this->mode = mode;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	53 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	54 };
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	55
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	56 struct AsmCode {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	57 char * insnTemplate;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	58 unsigned insnTemplateLen;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	59 Array args; // of AsmArg
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	60 std::vector<bool> regs;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	61 unsigned dollarLabel;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	62 int clobbersMemory;
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	63 AsmCode(int n_regs) {
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	64 insnTemplate = NULL;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	65 insnTemplateLen = 0;
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	66 regs.resize(n_regs, false);
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	67 dollarLabel = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	68 clobbersMemory = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	69 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	70 };
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	71
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	72 AsmStatement::AsmStatement(Loc loc, Token *tokens) :
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	73 Statement(loc)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	74 {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	75 this->tokens = tokens; // Do I need to copy these?
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	76 asmcode = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	77 asmalign = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	78 refparam = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	79 naked = 0;
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	80
df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	81 isBranchToLabel = NULL;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	82 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	83
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	84 Statement *AsmStatement::syntaxCopy()
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	85 {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	86 // copy tokens? copy 'code'?
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	87 AsmStatement * a_s = new AsmStatement(loc,tokens);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	88 a_s->asmcode = asmcode;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	89 a_s->refparam = refparam;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	90 a_s->naked = naked;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	91 return a_s;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	92 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	93
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	94 void AsmStatement::toCBuffer(OutBuffer buf, HdrGenState hgs)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	95 {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	96 bool sep = 0, nsep = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	97 buf->writestring("asm { ");
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	98
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	99 for (Token * t = tokens; t; t = t->next) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	100 switch (t->value) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	101 case TOKlparen:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	102 case TOKrparen:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	103 case TOKlbracket:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	104 case TOKrbracket:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	105 case TOKcolon:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	106 case TOKsemicolon:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	107 case TOKcomma:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	108 case TOKstring:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	109 case TOKcharv:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	110 case TOKwcharv:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	111 case TOKdcharv:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	112 nsep = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	113 break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	114 default:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	115 nsep = 1;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	116 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	117 if (sep + nsep == 2)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	118 buf->writeByte(' ');
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	119 sep = nsep;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	120 buf->writestring(t->toChars());
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	121 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	122 buf->writestring("; }");
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	123 buf->writenl();
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	124 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	125
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	126 int AsmStatement::comeFrom()
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	127 {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	128 return FALSE;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	129 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	130
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	131 struct AsmParserCommon
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	132 {
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	133 virtual void run(Scope* sc, AsmStatement* asmst) = 0;
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	134 virtual std::string getRegName(int i) = 0;
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	135 };
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	136 AsmParserCommon* asmparser = NULL;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	137
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	138 #include "asm-x86-32.h"
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	139 #include "asm-x86-64.h"
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	140
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	141 bool d_have_inline_asm() { return true; }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	142
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	143 Statement AsmStatement::semantic(Scope sc)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	144 {
237 a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	145 bool err = false;
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	146 if ((global.params.cpu != ARCHx86) && (global.params.cpu != ARCHx86_64))
237 a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	147 {
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	148 error("inline asm is not supported for the \"%s\" architecture", global.params.llvmArch);
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	149 err = true;
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	150 }
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	151 if (!global.params.useInlineAsm)
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	152 {
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	153 error("inline asm is not allowed when the -noasm switch is used");
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	154 err = true;
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	155 }
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	156 if (err)
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	157 fatal();
a168a2c3ea48 [svn r253] Removed -inlineasm option. inline asm is now enabled by default unless the new -noasm option is passed. lindquist parents: 234 diff changeset	158
920 545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	159 //puts(toChars());
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	160
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	161 sc->func->inlineAsm = 1;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	162 sc->func->inlineStatus = ILSno; // %% not sure
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	163 // %% need to set DECL_UNINLINABLE too?
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	164 sc->func->hasReturnExp = 1; // %% DMD does this, apparently...
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	165
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	166 // empty statement -- still do the above things because they might be expected?
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	167 if (! tokens)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	168 return this;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	169
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	170 if (!asmparser)
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	171 if (global.params.cpu == ARCHx86)
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	172 asmparser = new AsmParserx8632::AsmParser;
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	173 else if (global.params.cpu == ARCHx86_64)
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	174 asmparser = new AsmParserx8664::AsmParser;
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	175
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	176 asmparser->run(sc, this);
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	177
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	178 return this;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	179 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	180
336 aaade6ded589 [svn r357] Merged DMD 1.033 lindquist parents: 312 diff changeset	181 int AsmStatement::blockExit()
aaade6ded589 [svn r357] Merged DMD 1.033 lindquist parents: 312 diff changeset	182 {
aaade6ded589 [svn r357] Merged DMD 1.033 lindquist parents: 312 diff changeset	183 //printf("AsmStatement::blockExit(%p)\n", this);
aaade6ded589 [svn r357] Merged DMD 1.033 lindquist parents: 312 diff changeset	184 return BEfallthru \| BEreturn \| BEgoto \| BEhalt;
aaade6ded589 [svn r357] Merged DMD 1.033 lindquist parents: 312 diff changeset	185 }
aaade6ded589 [svn r357] Merged DMD 1.033 lindquist parents: 312 diff changeset	186
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	187 void
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	188 AsmStatement::toIR(IRState * irs)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	189 {
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	190 Logger::println("AsmStatement::toIR(): %s", loc.toChars());
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	191 LOG_SCOPE;
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	192
533 2fe2d4518618 Reverted some changes in the Tango patch, splitting asm block is simply not supported by llvm. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 479 diff changeset	193 // sanity check
2fe2d4518618 Reverted some changes in the Tango patch, splitting asm block is simply not supported by llvm. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 479 diff changeset	194 assert(irs->func()->decl->inlineAsm);
2fe2d4518618 Reverted some changes in the Tango patch, splitting asm block is simply not supported by llvm. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 479 diff changeset	195
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	196 // get asm block
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	197 IRAsmBlock* asmblock = irs->asmBlock;
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	198 assert(asmblock);
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	199
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	200 // debug info
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	201 if (global.params.symdebug)
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	202 DtoDwarfStopPoint(loc.linnum);
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	203
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	204 if (! asmcode)
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	205 return;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	206
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	207 static std::string i_cns = "i";
231 61aa721a6b7f [svn r247] fixed accessing global symbols from inline asm. lindquist parents: 229 diff changeset	208 static std::string p_cns = "i";
222 251548c1035d [svn r238] use m for memory input constraints and pass in their address ChristianK* parents: 221 diff changeset	209 static std::string m_cns = "*m";
221 68687d8c3e9a [svn r237] some inline asm output now seems to work, see tangotests/asm2.d lindquist parents: 220 diff changeset	210 static std::string mw_cns = "=*m";
223 5ffca623b5df [svn r239] also use indirect modifier for update constraints ChristianK parents: 222 diff changeset	211 static std::string mrw_cns = "+*m";
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	212 static std::string memory_name = "memory";
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	213
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	214 AsmCode * code = (AsmCode *) asmcode;
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	215 std::deque<LLValue*> input_values;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	216 std::deque<std::string> input_constraints;
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	217 std::deque<LLValue*> output_values;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	218 std::deque<std::string> output_constraints;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	219 std::deque<std::string> clobbers;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	220
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	221 // FIXME
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	222 #define HOST_WIDE_INT long
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	223 HOST_WIDE_INT var_frame_offset; // "frame_offset" is a macro
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	224 bool clobbers_mem = code->clobbersMemory;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	225 int input_idx = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	226 int n_outputs = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	227 int arg_map[10];
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	228
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	229 assert(code->args.dim <= 10);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	230
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	231 for (unsigned i = 0; i < code->args.dim; i++) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	232 AsmArg * arg = (AsmArg *) code->args.data[i];
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	233
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	234 bool is_input = true;
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	235 LLValue* arg_val = 0;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	236 std::string cns;
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	237
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	238 switch (arg->type) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	239 case Arg_Integer:
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	240 arg_val = arg->expr->toElem(irs)->getRVal();
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	241 do_integer:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	242 cns = i_cns;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	243 break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	244 case Arg_Pointer:
234 9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	245 assert(arg->expr->op == TOKvar);
9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	246 arg_val = arg->expr->toElem(irs)->getRVal();
9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	247 cns = p_cns;
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	248
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	249 break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	250 case Arg_Memory:
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	251 arg_val = arg->expr->toElem(irs)->getRVal();
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	252
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	253 switch (arg->mode) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	254 case Mode_Input: cns = m_cns; break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	255 case Mode_Output: cns = mw_cns; is_input = false; break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	256 case Mode_Update: cns = mrw_cns; is_input = false; break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	257 default: assert(0); break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	258 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	259 break;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	260 case Arg_FrameRelative:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	261 // FIXME
994 18ad5601dff7 Use LLVM OStream wrapper instead of <iostream> in the logger. Frits van Bommel <fvbommel wxs.nl> parents: 980 diff changeset	262 llvm::cout << "asm fixme Arg_FrameRelative" << std::endl;
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	263 assert(0);
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	264 /* if (arg->expr->op == TOKvar)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	265 arg_val = ((VarExp *) arg->expr)->var->toSymbol()->Stree;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	266 else
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	267 assert(0);
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	268 if ( getFrameRelativeValue(arg_val, & var_frame_offset) ) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	269 // arg_val = irs->integerConstant(var_frame_offset);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	270 cns = i_cns;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	271 } else {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	272 this->error("%s", "argument not frame relative");
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	273 return;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	274 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	275 if (arg->mode != Mode_Input)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	276 clobbers_mem = true;
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	277 break;*/
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	278 case Arg_LocalSize:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	279 // FIXME
994 18ad5601dff7 Use LLVM OStream wrapper instead of <iostream> in the logger. Frits van Bommel <fvbommel wxs.nl> parents: 980 diff changeset	280 llvm::cout << "asm fixme Arg_LocalSize" << std::endl;
229 cac3d27ae481 [svn r245] initial support for labels in inline asm, broken :/ lindquist parents: 227 diff changeset	281 assert(0);
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	282 /* var_frame_offset = cfun->x_frame_offset;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	283 if (var_frame_offset < 0)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	284 var_frame_offset = - var_frame_offset;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	285 arg_val = irs->integerConstant( var_frame_offset );*/
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	286 goto do_integer;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	287 default:
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	288 assert(0);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	289 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	290
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	291 if (is_input) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	292 arg_map[i] = --input_idx;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	293 //inputs.cons(tree_cons(NULL_TREE, cns, NULL_TREE), arg_val);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	294 input_values.push_back(arg_val);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	295 input_constraints.push_back(cns);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	296 } else {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	297 arg_map[i] = n_outputs++;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	298 //outputs.cons(tree_cons(NULL_TREE, cns, NULL_TREE), arg_val);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	299 output_values.push_back(arg_val);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	300 output_constraints.push_back(cns);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	301 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	302 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	303
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	304 // Telling GCC that callee-saved registers are clobbered makes it preserve
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	305 // those registers. This changes the stack from what a naked function
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	306 // expects.
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	307
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	308 // FIXME
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	309 // if (! irs->func->naked) {
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	310 assert(asmparser);
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	311 for (int i = 0; i < code->regs.size(); i++) {
a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	312 if (code->regs[i]) {
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	313 //clobbers.cons(NULL_TREE, regInfo[i].gccName);
756 a58784e0f035 Merge wilsonk's x86-64 inline assembly. Christian Kamm <kamm incasoftware de> parents: 622 diff changeset	314 clobbers.push_back(asmparser->getRegName(i));
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	315 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	316 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	317 if (clobbers_mem)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	318 clobbers.push_back(memory_name);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	319 //clobbers.cons(NULL_TREE, memory_name);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	320 // }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	321
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	322
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	323 // Remap argument numbers
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	324 for (unsigned i = 0; i < code->args.dim; i++) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	325 if (arg_map[i] < 0)
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	326 arg_map[i] = -arg_map[i] - 1 + n_outputs;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	327 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	328
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	329 bool pct = false;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	330 char * p = code->insnTemplate;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	331 char * q = p + code->insnTemplateLen;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	332 //printf("start: %.*s\n", code->insnTemplateLen, code->insnTemplate);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	333 while (p < q) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	334 if (pct) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	335 if (p >= '0' && p <= '9') {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	336 // %% doesn't check against nargs
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	337 p = '0' + arg_map[p - '0'];
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	338 pct = false;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	339 } else if (*p == '$') {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	340 pct = false;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	341 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	342 //assert(*p == '%');// could be 'a', etc. so forget it..
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	343 } else if (*p == '$')
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	344 pct = true;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	345 ++p;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	346 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	347
969 fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	348 if (Logger::enabled()) {
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	349 Logger::println("final asm: %.*s", code->insnTemplateLen, code->insnTemplate);
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	350 std::ostringstream ss;
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	351
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	352 ss << "GCC-style output constraints: {";
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	353 typedef std::deque<std::string>::iterator It;
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	354 for (It i = output_constraints.begin(), e = output_constraints.end(); i != e; ++i) {
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	355 ss << " " << *i;
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	356 }
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	357 ss << " }";
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	358 Logger::println("%s", ss.str().c_str());
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	359
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	360 ss.str("");
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	361 ss << "GCC-style input constraints: {";
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	362 for (It i = input_constraints.begin(), e = input_constraints.end(); i != e; ++i) {
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	363 ss << " " << *i;
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	364 }
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	365 ss << " }";
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	366 Logger::println("%s", ss.str().c_str());
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	367
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	368 ss.str("");
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	369 ss << "GCC-style clobbers: {";
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	370 for (It i = clobbers.begin(), e = clobbers.end(); i != e; ++i) {
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	371 ss << " " << *i;
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	372 }
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	373 ss << " }";
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	374 Logger::println("%s", ss.str().c_str());
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	375 }
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	376
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	377 std::string insnt(code->insnTemplate, code->insnTemplateLen);
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	378
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	379 // rewrite GCC-style constraints to LLVM-style constraints
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	380 std::string llvmOutConstraints;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	381 std::string llvmInConstraints;
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	382 int n = 0;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	383 typedef std::deque<std::string>::iterator it;
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	384 for(it i = output_constraints.begin(), e = output_constraints.end(); i != e; ++i, ++n) {
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	385 // rewrite update constraint to in and out constraints
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	386 if((*i)[0] == '+') {
971 985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	387 assert(*i == mrw_cns && "What else are we updating except memory?");
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	388 /* LLVM doesn't support updating operands, so split into an input
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	389 * and an output operand.
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	390 */
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	391
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	392 // Change update operand to pure output operand.
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	393 *i = mw_cns;
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	394
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	395 // Add input operand with same value, with original as "matching output".
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	396 std::ostringstream ss;
978 6a32d2e18175 Fix a latent bug in the asm code. Frits van Bommel <fvbommel wxs.nl> parents: 971 diff changeset	397 ss << '*' << (n + asmblock->outputcount);
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	398 // Must be at the back; unused operands before used ones screw up numbering.
523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	399 input_constraints.push_back(ss.str());
523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	400 input_values.push_back(output_values[n]);
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	401 }
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	402 llvmOutConstraints += *i;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	403 llvmOutConstraints += ",";
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	404 }
971 985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	405 asmblock->outputcount += n;
985104c0f1db Fix the problems exposed by the callingconv1.d test case. Frits van Bommel <fvbommel wxs.nl> parents: 969 diff changeset	406
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	407 for(it i = input_constraints.begin(), e = input_constraints.end(); i != e; ++i) {
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	408 llvmInConstraints += *i;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	409 llvmInConstraints += ",";
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	410 }
761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	411
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	412 std::string clobstr;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	413 for(it i = clobbers.begin(), e = clobbers.end(); i != e; ++i) {
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	414 clobstr = "~{" + *i + "},";
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	415 asmblock->clobs.insert(clobstr);
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	416 }
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	417
1053 11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	418 if (Logger::enabled()) {
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	419 typedef std::deque<LLValue*>::iterator It;
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	420 {
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	421 Logger::println("Output values:");
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	422 LOG_SCOPE
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	423 size_t i = 0;
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	424 for (It I = output_values.begin(), E = output_values.end(); I != E; ++I) {
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	425 Logger::cout() << "Out " << i++ << " = " << **I << '\n';
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	426 }
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	427 }
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	428 {
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	429 Logger::println("Input values:");
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	430 LOG_SCOPE
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	431 size_t i = 0;
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	432 for (It I = input_values.begin(), E = input_values.end(); I != E; ++I) {
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	433 Logger::cout() << "In " << i++ << " = " << **I << '\n';
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	434 }
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	435 }
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	436 }
11e28922ac76 Always pass an address expression (not a var expression) to asm operands of Frits van Bommel <fvbommel wxs.nl> parents: 1037 diff changeset	437
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	438 // excessive commas are removed later...
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	439
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	440 // push asm statement
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	441 IRAsmStmt* asmStmt = new IRAsmStmt;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	442 asmStmt->code = insnt;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	443 asmStmt->out_c = llvmOutConstraints;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	444 asmStmt->in_c = llvmInConstraints;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	445 asmStmt->out.insert(asmStmt->out.begin(), output_values.begin(), output_values.end());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	446 asmStmt->in.insert(asmStmt->in.begin(), input_values.begin(), input_values.end());
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	447 asmStmt->isBranchToLabel = isBranchToLabel;
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	448 asmblock->s.push_back(asmStmt);
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	449 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	450
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	451 //////////////////////////////////////////////////////////////////////////////
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	452
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	453 AsmBlockStatement::AsmBlockStatement(Loc loc, Statements* s)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	454 : CompoundStatement(loc, s)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	455 {
309 d59c363fccad [svn r330] Implemented synchronized statements. lindquist parents: 305 diff changeset	456 enclosinghandler = NULL;
356 44daf304421c [svn r377] The previous check was too strict, it completely disallowed gotos within finally blocks. This reenables them as long as they don't cross a finally boundary. ChristianK parents: 336 diff changeset	457 tf = NULL;
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	458
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	459 abiret = NULL;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	460 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	461
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	462 // rewrite argument indices to the block scope indices
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	463 static void remap_outargs(std::string& insnt, size_t nargs, size_t idx)
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	464 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	465 static const std::string digits[10] =
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	466 {
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	467 "0","1","2","3","4",
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	468 "5","6","7","8","9"
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	469 };
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	470 assert(nargs <= 10);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	471
234 9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	472 static const std::string prefix("<<out");
9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	473 static const std::string suffix(">>");
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	474 std::string argnum;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	475 std::string needle;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	476 char buf[10];
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	477 for (unsigned i = 0; i < nargs; i++) {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	478 needle = prefix + digits[i] + suffix;
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	479 size_t pos = insnt.find(needle);
303 4aa2b6753059 [svn r324] Small indentation fixes. ChristianK parents: 302 diff changeset	480 if(std::string::npos != pos)
794 661384d6a936 Fix warnings on x86-64. By fvbommel. Christian Kamm <kamm incasoftware de> parents: 758 diff changeset	481 sprintf(buf, "%" PRIuSIZE, idx++);
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	482 while(std::string::npos != (pos = insnt.find(needle)))
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	483 insnt.replace(pos, needle.size(), buf);
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	484 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	485 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	486
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	487 // rewrite argument indices to the block scope indices
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	488 static void remap_inargs(std::string& insnt, size_t nargs, size_t idx)
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	489 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	490 static const std::string digits[10] =
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	491 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	492 "0","1","2","3","4",
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	493 "5","6","7","8","9"
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	494 };
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	495 assert(nargs <= 10);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	496
234 9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	497 static const std::string prefix("<<in");
9760f54af0b7 [svn r250] Fixed the warning about dropping arguments to _Dmain when optimizing. lindquist parents: 233 diff changeset	498 static const std::string suffix(">>");
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	499 std::string argnum;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	500 std::string needle;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	501 char buf[10];
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	502 for (unsigned i = 0; i < nargs; i++) {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	503 needle = prefix + digits[i] + suffix;
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	504 size_t pos = insnt.find(needle);
303 4aa2b6753059 [svn r324] Small indentation fixes. ChristianK parents: 302 diff changeset	505 if(std::string::npos != pos)
794 661384d6a936 Fix warnings on x86-64. By fvbommel. Christian Kamm <kamm incasoftware de> parents: 758 diff changeset	506 sprintf(buf, "%" PRIuSIZE, idx++);
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	507 while(std::string::npos != (pos = insnt.find(needle)))
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	508 insnt.replace(pos, needle.size(), buf);
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	509 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	510 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	511
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	512 LLValue* DtoAggrPairSwap(LLValue* aggr);
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	513
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	514 void AsmBlockStatement::toIR(IRState* p)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	515 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	516 Logger::println("AsmBlockStatement::toIR(): %s", loc.toChars());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	517 LOG_SCOPE;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	518 Logger::println("BEGIN ASM");
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	519
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	520 // disable inlining by default
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	521 if (!p->func()->decl->allowInlining)
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	522 p->func()->setNeverInline();
584 c7d7e2282ba3 Make sure functions containing inline asm are never inlined to avoid Christian Kamm <kamm incasoftware de> parents: 533 diff changeset	523
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	524 // create asm block structure
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	525 assert(!p->asmBlock);
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	526 IRAsmBlock* asmblock = new IRAsmBlock(this);
239 fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	527 assert(asmblock);
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	528 p->asmBlock = asmblock;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	529
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	530 // do asm statements
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	531 for (int i=0; i<statements->dim; i++)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	532 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	533 Statement* s = (Statement*)statements->data[i];
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	534 if (s) {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	535 s->toIR(p);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	536 }
220 ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	537 }
ccc2e6898a78 [svn r236] added initial codegen of inline asm, pretty buggy and incomplete still. see the tangotests/asm1.d test for a sample of what does lindquist parents: 219 diff changeset	538
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	539 // build forwarder for in-asm branches to external labels
df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	540 // this additional asm code sets the __llvm_jump_target variable
df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	541 // to a unique value that will identify the jump target in
df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	542 // a post-asm switch
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	543
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	544 // maps each goto destination to its special value
553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	545 std::map<Identifier*, int> gotoToVal;
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	546
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	547 // location of the special value determining the goto label
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	548 // will be set if post-asm dispatcher block is needed
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	549 llvm::AllocaInst* jump_target;
301 f42a1090e895 [svn r322] More asm-to-outside jumping work. Unfinished. ChristianK parents: 300 diff changeset	550
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	551 {
305 2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	552 FuncDeclaration* fd = gIR->func()->decl;
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	553 char* fdmangle = fd->mangle();
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	554
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	555 // we use a simple static counter to make sure the new end labels are unique
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	556 static size_t uniqueLabelsId = 0;
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	557 std::ostringstream asmGotoEndLabel;
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	558 asmGotoEndLabel << "." << fdmangle << "__llvm_asm_end" << uniqueLabelsId++;
2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	559
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	560 // initialize the setter statement we're going to build
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	561 IRAsmStmt* outSetterStmt = new IRAsmStmt;
980 ae710cba0884 Clean up the code generated when jumping out of inline asm and make label names more expressive. Frits van Bommel <fvbommel wxs.nl> parents: 979 diff changeset	562 std::string asmGotoEnd = "\n\tjmp "+asmGotoEndLabel.str()+"\n";
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	563 std::ostringstream code;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	564 code << asmGotoEnd;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	565
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	566 int n_goto = 1;
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	567
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	568 size_t n = asmblock->s.size();
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	569 for(size_t i=0; i<n; ++i)
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	570 {
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	571 IRAsmStmt* a = asmblock->s[i];
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	572
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	573 // skip non-branch statements
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	574 if(!a->isBranchToLabel)
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	575 continue;
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	576
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	577 // if internal, no special handling is necessary, skip
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	578 std::vector<Identifier*>::const_iterator it, end;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	579 end = asmblock->internalLabels.end();
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	580 bool skip = false;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	581 for(it = asmblock->internalLabels.begin(); it != end; ++it)
305 2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	582 if((*it)->equals(a->isBranchToLabel))
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	583 skip = true;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	584 if(skip)
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	585 continue;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	586
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	587 // if we already set things up for this branch target, skip
553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	588 if(gotoToVal.find(a->isBranchToLabel) != gotoToVal.end())
553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	589 continue;
553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	590
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	591 // record that the jump needs to be handled in the post-asm dispatcher
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	592 gotoToVal[a->isBranchToLabel] = n_goto;
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	593
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	594 // provide an in-asm target for the branch and set value
305 2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	595 Logger::println("statement '%s' references outer label '%s': creating forwarder", a->code.c_str(), a->isBranchToLabel->string);
980 ae710cba0884 Clean up the code generated when jumping out of inline asm and make label names more expressive. Frits van Bommel <fvbommel wxs.nl> parents: 979 diff changeset	596 code << fdmangle << '_' << a->isBranchToLabel->string << ":\n\t";
ae710cba0884 Clean up the code generated when jumping out of inline asm and make label names more expressive. Frits van Bommel <fvbommel wxs.nl> parents: 979 diff changeset	597 code << "movl $<<in" << n_goto << ">>, $<<out0>>\n";
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	598 //FIXME: Store the value -> label mapping somewhere, so it can be referenced later
305 2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	599 outSetterStmt->in.push_back(DtoConstUint(n_goto));
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	600 outSetterStmt->in_c += "i,";
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	601 code << asmGotoEnd;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	602
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	603 ++n_goto;
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	604 }
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	605 if(code.str() != asmGotoEnd)
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	606 {
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	607 // finalize code
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	608 outSetterStmt->code = code.str();
980 ae710cba0884 Clean up the code generated when jumping out of inline asm and make label names more expressive. Frits van Bommel <fvbommel wxs.nl> parents: 979 diff changeset	609 outSetterStmt->code += asmGotoEndLabel.str()+":\n";
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	610
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	611 // create storage for and initialize the temporary
479 672eb4893b55 Move AllocaInst creation into DtoAlloca helper. Will enable special zero-init of fp80 reals' padding. Christian Kamm <kamm incasoftware de> parents: 356 diff changeset	612 jump_target = DtoAlloca(LLType::Int32Ty, "__llvm_jump_target");
305 2b72433d5c8c [svn r326] Fixed a bunch of issues with printf's that MinGW32 did not support. lindquist parents: 304 diff changeset	613 gIR->ir->CreateStore(DtoConstUint(0), jump_target);
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	614 // setup variable for output from asm
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	615 outSetterStmt->out_c = "=*m,";
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	616 outSetterStmt->out.push_back(jump_target);
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	617
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	618 asmblock->s.push_back(outSetterStmt);
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	619 }
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	620 else
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	621 delete outSetterStmt;
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	622 }
df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	623
df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	624
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	625 // build a fall-off-end-properly asm statement
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	626
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	627 FuncDeclaration* thisfunc = p->func()->decl;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	628 bool useabiret = false;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	629 p->asmBlock->asmBlock->abiret = NULL;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	630 if (thisfunc->fbody->endsWithAsm() == this && thisfunc->type->nextOf()->ty != Tvoid)
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	631 {
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	632 // there can't be goto forwarders in this case
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	633 assert(gotoToVal.empty());
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	634 emitABIReturnAsmStmt(asmblock, loc, thisfunc);
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	635 useabiret = true;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	636 }
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	637
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	638
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	639 // build asm block
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	640 std::vector<LLValue*> outargs;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	641 std::vector<LLValue*> inargs;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	642 std::vector<const LLType*> outtypes;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	643 std::vector<const LLType*> intypes;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	644 std::string out_c;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	645 std::string in_c;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	646 std::string clobbers;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	647 std::string code;
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	648 size_t asmIdx = asmblock->retn;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	649
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	650 Logger::println("do outputs");
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	651 size_t n = asmblock->s.size();
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	652 for (size_t i=0; i<n; ++i)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	653 {
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	654 IRAsmStmt* a = asmblock->s[i];
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	655 assert(a);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	656 size_t onn = a->out.size();
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	657 for (size_t j=0; j<onn; ++j)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	658 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	659 outargs.push_back(a->out[j]);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	660 outtypes.push_back(a->out[j]->getType());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	661 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	662 if (!a->out_c.empty())
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	663 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	664 out_c += a->out_c;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	665 }
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	666 remap_outargs(a->code, onn+a->in.size(), asmIdx);
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	667 asmIdx += onn;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	668 }
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	669
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	670 Logger::println("do inputs");
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	671 for (size_t i=0; i<n; ++i)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	672 {
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	673 IRAsmStmt* a = asmblock->s[i];
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	674 assert(a);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	675 size_t inn = a->in.size();
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	676 for (size_t j=0; j<inn; ++j)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	677 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	678 inargs.push_back(a->in[j]);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	679 intypes.push_back(a->in[j]->getType());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	680 }
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	681 if (!a->in_c.empty())
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	682 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	683 in_c += a->in_c;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	684 }
300 7b1040c76dd2 [svn r321] Fix bug in argument remapping functions. ChristianK parents: 299 diff changeset	685 remap_inargs(a->code, inn+a->out.size(), asmIdx);
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	686 asmIdx += inn;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	687 if (!code.empty())
954 e048e36bc155 Added support for using a temporary to implement emulated ABI return from inline asm, could be easier to use, but I think this will do. It's so extremely target dependent in any case that doing a completely generic approach seems hard. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 945 diff changeset	688 code += "\n\t";
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	689 code += a->code;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	690 }
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	691 asmblock->s.clear();
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	692
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	693 // append inputs
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	694 out_c += in_c;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	695
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	696 // append clobbers
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	697 typedef std::set<std::string>::iterator clobs_it;
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	698 for (clobs_it i=asmblock->clobs.begin(); i!=asmblock->clobs.end(); ++i)
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	699 {
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	700 out_c += *i;
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	701 }
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	702
76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	703 // remove excessive comma
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	704 if (!out_c.empty())
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	705 out_c.resize(out_c.size()-1);
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	706
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	707 Logger::println("code = \"%s\"", code.c_str());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	708 Logger::println("constraints = \"%s\"", out_c.c_str());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	709
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	710 // build return types
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	711 const LLType* retty;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	712 if (asmblock->retn)
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	713 retty = asmblock->retty;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	714 else
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	715 retty = llvm::Type::VoidTy;
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	716
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	717 // build argument types
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	718 std::vector<const LLType*> types;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	719 types.insert(types.end(), outtypes.begin(), outtypes.end());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	720 types.insert(types.end(), intypes.begin(), intypes.end());
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	721 llvm::FunctionType* fty = llvm::FunctionType::get(retty, types, false);
622 26fce59fe80a Wrapped all the most potentially expensive logging calls in a conditional to only do work when actually requested. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 584 diff changeset	722 if (Logger::enabled())
26fce59fe80a Wrapped all the most potentially expensive logging calls in a conditional to only do work when actually requested. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 584 diff changeset	723 Logger::cout() << "function type = " << *fty << '\n';
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	724
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	725 std::vector<LLValue*> args;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	726 args.insert(args.end(), outargs.begin(), outargs.end());
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	727 args.insert(args.end(), inargs.begin(), inargs.end());
969 fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	728
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	729 if (Logger::enabled()) {
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	730 Logger::cout() << "Arguments:" << '\n';
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	731 Logger::indent();
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	732 for (std::vector<LLValue*>::iterator b = args.begin(), i = b, e = args.end(); i != e; ++i) {
994 18ad5601dff7 Use LLVM OStream wrapper instead of <iostream> in the logger. Frits van Bommel <fvbommel wxs.nl> parents: 980 diff changeset	733 llvm::OStream cout = Logger::cout();
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	734 cout << '$' << (i - b) << " ==> " << **i;
995 125c09006ac6 Fix some -vv output Frits van Bommel <fvbommel wxs.nl> parents: 994 diff changeset	735 if (!llvm::isa<llvm::Instruction>(i) && !llvm::isa<LLGlobalValue>(i))
979 523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	736 cout << '\n';
523bf4f166bc Fix some assembler issues: Frits van Bommel <fvbommel wxs.nl> parents: 978 diff changeset	737 }
969 fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	738 Logger::undent();
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	739 }
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	740
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	741 llvm::InlineAsm* ia = llvm::InlineAsm::get(fty, code, out_c, true);
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	742
959 7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	743 llvm::CallInst* call = p->ir->CreateCall(ia, args.begin(), args.end(),
7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	744 retty == LLType::VoidTy ? "" : "asm");
954 e048e36bc155 Added support for using a temporary to implement emulated ABI return from inline asm, could be easier to use, but I think this will do. It's so extremely target dependent in any case that doing a completely generic approach seems hard. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 945 diff changeset	745
969 fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	746 if (Logger::enabled())
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	747 Logger::cout() << "Complete asm statement: " << *call << '\n';
fe2d9bb7078d Add some extra debug output that's useful in diagnosing inline assembler bugs. Frits van Bommel <fvbommel wxs.nl> parents: 959 diff changeset	748
954 e048e36bc155 Added support for using a temporary to implement emulated ABI return from inline asm, could be easier to use, but I think this will do. It's so extremely target dependent in any case that doing a completely generic approach seems hard. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 945 diff changeset	749 // capture abi return value
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	750 if (useabiret)
03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	751 {
959 7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	752 IRAsmBlock* block = p->asmBlock;
7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	753 if (block->retfixup)
7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	754 block->asmBlock->abiret = (*block->retfixup)(p->ir, call);
7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	755 else if (p->asmBlock->retemu)
7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	756 block->asmBlock->abiret = DtoLoad(block->asmBlock->abiret);
954 e048e36bc155 Added support for using a temporary to implement emulated ABI return from inline asm, could be easier to use, but I think this will do. It's so extremely target dependent in any case that doing a completely generic approach seems hard. Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 945 diff changeset	757 else
959 7e669954db7d Implement implicit return after inline asm on x86_64 Frits van Bommel <fvbommel wxs.nl> parents: 954 diff changeset	758 block->asmBlock->abiret = call;
945 03d7c4aac654 SWITCHED TO LLVM 2.5 ! Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 920 diff changeset	759 }
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	760
233 76ee1bbe487e [svn r249] Changed inline asm clobbers to a set instead of a list so we don't get duplicate clobbers. lindquist parents: 232 diff changeset	761 p->asmBlock = NULL;
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	762 Logger::println("END ASM");
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	763
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	764 // if asm contained external branches, emit goto forwarder code
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	765 if(!gotoToVal.empty())
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	766 {
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	767 assert(jump_target);
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	768
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	769 // make new blocks
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	770 llvm::BasicBlock* oldend = gIR->scopeend();
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	771 llvm::BasicBlock* bb = llvm::BasicBlock::Create("afterasmgotoforwarder", p->topfunc(), oldend);
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	772
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	773 llvm::LoadInst* val = p->ir->CreateLoad(jump_target, "__llvm_jump_target_value");
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	774 llvm::SwitchInst* sw = p->ir->CreateSwitch(val, bb, gotoToVal.size());
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	775
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	776 // add all cases
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	777 std::map<Identifier*, int>::iterator it, end = gotoToVal.end();
553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	778 for(it = gotoToVal.begin(); it != end; ++it)
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	779 {
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	780 llvm::BasicBlock* casebb = llvm::BasicBlock::Create("case", p->topfunc(), bb);
312 553f844ae5b9 [svn r333] Fix inline asm bug with multiple branches to the same label. ChristianK parents: 309 diff changeset	781 sw->addCase(llvm::ConstantInt::get(llvm::IntegerType::get(32), it->second), casebb);
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	782
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	783 p->scope() = IRScope(casebb,bb);
356 44daf304421c [svn r377] The previous check was too strict, it completely disallowed gotos within finally blocks. This reenables them as long as they don't cross a finally boundary. ChristianK parents: 336 diff changeset	784 DtoGoto(&loc, it->first, enclosinghandler, tf);
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	785 }
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	786
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	787 p->scope() = IRScope(bb,oldend);
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	788 }
219 761c8352f494 [svn r235] rough port of GDC's inline assembler code, unfinished ChristianK parents: diff changeset	789 }
232 092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	790
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	791 // the whole idea of this statement is to avoid the flattening
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	792 Statements* AsmBlockStatement::flatten(Scope* sc)
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	793 {
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	794 return NULL;
092468448d25 [svn r248] Fixed: labels in inline asm block now work for the normal case. lindquist parents: 231 diff changeset	795 }
239 fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	796
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	797 Statement *AsmBlockStatement::syntaxCopy()
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	798 {
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	799 Statements *a = new Statements();
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	800 a->setDim(statements->dim);
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	801 for (size_t i = 0; i < statements->dim; i++)
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	802 {
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	803 Statement s = (Statement )statements->data[i];
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	804 if (s)
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	805 s = s->syntaxCopy();
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	806 a->data[i] = s;
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	807 }
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	808 AsmBlockStatement *cs = new AsmBlockStatement(loc, a);
fa691b1c0498 [svn r256] AsmBlockStatement was still being flattened in some cases. lindquist parents: 237 diff changeset	809 return cs;
299 df8a7b8d5929 [svn r320] Begun work on branches out of asm blocks. Unfinished. ChristianK parents: 239 diff changeset	810 }
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	811
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	812 // necessary for in-asm branches
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	813 Statement AsmBlockStatement::semantic(Scope sc)
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	814 {
309 d59c363fccad [svn r330] Implemented synchronized statements. lindquist parents: 305 diff changeset	815 enclosinghandler = sc->tfOfTry;
356 44daf304421c [svn r377] The previous check was too strict, it completely disallowed gotos within finally blocks. This reenables them as long as they don't cross a finally boundary. ChristianK parents: 336 diff changeset	816 tf = sc->tf;
302 bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	817
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	818 return CompoundStatement::semantic(sc);
bef811104734 [svn r323] Branching out of inline asm works. ChristianK parents: 301 diff changeset	819 }
920 545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	820
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	821 //////////////////////////////////////////////////////////////////////////////
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	822
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	823 void AsmStatement::toNakedIR(IRState *p)
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	824 {
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	825 Logger::println("AsmStatement::toNakedIR(): %s", loc.toChars());
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	826 LOG_SCOPE;
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	827
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	828 // is there code?
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	829 if (!asmcode)
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	830 return;
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	831 AsmCode * code = (AsmCode *) asmcode;
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	832
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	833 // build asm stmt
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	834 std::ostringstream& asmstr = p->nakedAsm;
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	835 asmstr << "\t";
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	836 asmstr.write(code->insnTemplate, code->insnTemplateLen);
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	837 asmstr << std::endl;
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	838 }
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	839
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	840 void AsmBlockStatement::toNakedIR(IRState *p)
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	841 {
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	842 Logger::println("AsmBlockStatement::toNakedIR(): %s", loc.toChars());
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	843 LOG_SCOPE;
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	844
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	845 // do asm statements
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	846 for (unsigned i=0; i<statements->dim; i++)
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	847 {
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	848 Statement* s = (Statement*)statements->data[i];
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	849 if (s) s->toNakedIR(p);
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	850 }
545f54041d91 Implemented proper support for naked asm using llvm module level asm. Still not 100% complete, but already 1000 times better that what we had before. Don's BignumX86 implementation from Tango (when turned into a standalone unittest) seems to fully work with no changes, and great performance :) Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> parents: 794 diff changeset	851 }

Mercurial > projects > ldc

annotate gen/asmstmt.cpp @ 1053:11e28922ac76