Mercurial > projects > ldc
view dmd/version.c @ 979:523bf4f166bc
Fix some assembler issues:
The assembler was miscompiling "add" (specifically, the "add reg/mem, imm"
variations).
The change that caused this seems to have been made because without it, some
"add"s didn't compile at all.
This patch reverts the previous change, and makes sure assembler operands are
remapped correctly even though the input operands auto-generated due to
updating operations aren't explicitly used.
author | Frits van Bommel <fvbommel wxs.nl> |
---|---|
date | Wed, 18 Feb 2009 21:46:14 +0100 |
parents | aaade6ded589 |
children |
line wrap: on
line source
// Copyright (c) 1999-2005 by Digital Mars // All Rights Reserved // written by Walter Bright // http://www.digitalmars.com // License for redistribution is by either the Artistic License // in artistic.txt, or the GNU General Public License in gnu.txt. // See the included readme.txt for details. #include <stdio.h> #include <assert.h> #include "root.h" #include "identifier.h" #include "dsymbol.h" #include "cond.h" #include "version.h" #include "module.h" /* ================================================== */ /* DebugSymbol's happen for statements like: * debug = identifier; * debug = integer; */ DebugSymbol::DebugSymbol(Loc loc, Identifier *ident) : Dsymbol(ident) { this->loc = loc; } DebugSymbol::DebugSymbol(Loc loc, unsigned level) : Dsymbol() { this->level = level; this->loc = loc; } Dsymbol *DebugSymbol::syntaxCopy(Dsymbol *s) { assert(!s); DebugSymbol *ds = new DebugSymbol(loc, ident); ds->level = level; return ds; } int DebugSymbol::addMember(Scope *sc, ScopeDsymbol *sd, int memnum) { //printf("DebugSymbol::addMember('%s') %s\n", sd->toChars(), toChars()); Module *m; // Do not add the member to the symbol table, // just make sure subsequent debug declarations work. m = sd->isModule(); if (ident) { if (!m) error("declaration must be at module level"); else { if (findCondition(m->debugidsNot, ident)) error("defined after use"); if (!m->debugids) m->debugids = new Array(); m->debugids->push(ident->toChars()); } } else { if (!m) error("level declaration must be at module level"); else m->debuglevel = level; } return 0; } void DebugSymbol::semantic(Scope *sc) { //printf("DebugSymbol::semantic() %s\n", toChars()); } void DebugSymbol::toCBuffer(OutBuffer *buf, HdrGenState *hgs) { buf->writestring("debug = "); if (ident) buf->writestring(ident->toChars()); else buf->printf("%u", level); buf->writestring(";"); buf->writenl(); } const char *DebugSymbol::kind() { return "debug"; } /* ================================================== */ /* VersionSymbol's happen for statements like: * version = identifier; * version = integer; */ VersionSymbol::VersionSymbol(Loc loc, Identifier *ident) : Dsymbol(ident) { this->loc = loc; } VersionSymbol::VersionSymbol(Loc loc, unsigned level) : Dsymbol() { this->level = level; this->loc = loc; } Dsymbol *VersionSymbol::syntaxCopy(Dsymbol *s) { assert(!s); VersionSymbol *ds = new VersionSymbol(loc, ident); ds->level = level; return ds; } int VersionSymbol::addMember(Scope *sc, ScopeDsymbol *sd, int memnum) { //printf("VersionSymbol::addMember('%s') %s\n", sd->toChars(), toChars()); Module *m; // Do not add the member to the symbol table, // just make sure subsequent debug declarations work. m = sd->isModule(); if (ident) { VersionCondition::checkPredefined(loc, ident->toChars()); if (!m) error("declaration must be at module level"); else { if (findCondition(m->versionidsNot, ident)) error("defined after use"); if (!m->versionids) m->versionids = new Array(); m->versionids->push(ident->toChars()); } } else { if (!m) error("level declaration must be at module level"); else m->versionlevel = level; } return 0; } void VersionSymbol::semantic(Scope *sc) { } void VersionSymbol::toCBuffer(OutBuffer *buf, HdrGenState *hgs) { buf->writestring("version = "); if (ident) buf->writestring(ident->toChars()); else buf->printf("%u", level); buf->writestring(";"); buf->writenl(); } const char *VersionSymbol::kind() { return "version"; }