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Code Issues Projects Releases Wiki Activity

1. Make MCSection an abstract class.

Browse Source 
2. Move section switch printing to MCSection virtual method which takes a
   TAI.  This eliminates textual formatting stuff from TLOF.
3. Eliminate SwitchToSectionDirective, getSectionFlagsAsString, and 
   TLOFELF::AtIsCommentChar.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78510 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2009-08-08 22:41:53 +00:00
parent 0aac30195c
commit 892e182393
11 changed files with 136 additions and 157 deletions
Download Patch File Download Diff File Expand all files Collapse all files

100
lib/Target/TargetLoweringObjectFile.cpp
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@ -404,91 +404,6 @@ getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
return getELFSection(GV->getSection().c_str(), false, Kind);
}
void TargetLoweringObjectFileELF::
getSectionFlagsAsString(SectionKind Kind, SmallVectorImpl<char> &Str,
const TargetAsmInfo &TAI) const {
// Handle the weird solaris syntax if desired.
if (TAI.usesSunStyleELFSectionSwitchSyntax() &&
!Kind.isMergeableConst() && !Kind.isMergeableCString()) {
// FIXME: Inefficient.
std::string Res;
if (!Kind.isMetadata())
Res += ",#alloc";
if (Kind.isText())
Res += ",#execinstr";
if (Kind.isWriteable())
Res += ",#write";
if (Kind.isThreadLocal())
Res += ",#tls";
Str.append(Res.begin(), Res.end());
return;
}
Str.push_back(',');
Str.push_back('"');
if (!Kind.isMetadata())
Str.push_back('a');
if (Kind.isText())
Str.push_back('x');
if (Kind.isWriteable())
Str.push_back('w');
if (Kind.isMergeable1ByteCString() ||
Kind.isMergeable2ByteCString() ||
Kind.isMergeable4ByteCString() ||
Kind.isMergeableConst4() ||
Kind.isMergeableConst8() ||
Kind.isMergeableConst16())
Str.push_back('M');
if (Kind.isMergeable1ByteCString() ||
Kind.isMergeable2ByteCString() ||
Kind.isMergeable4ByteCString())
Str.push_back('S');
if (Kind.isThreadLocal())
Str.push_back('T');
Str.push_back('"');
Str.push_back(',');
// If comment string is '@', e.g. as on ARM - use '%' instead
if (AtIsCommentChar)
Str.push_back('%');
else
Str.push_back('@');
const char *KindStr;
if (Kind.isBSS() || Kind.isThreadBSS())
KindStr = "nobits";
else
KindStr = "progbits";
Str.append(KindStr, KindStr+strlen(KindStr));
if (Kind.isMergeable1ByteCString()) {
Str.push_back(',');
Str.push_back('1');
} else if (Kind.isMergeable2ByteCString()) {
Str.push_back(',');
Str.push_back('2');
} else if (Kind.isMergeable4ByteCString()) {
Str.push_back(',');
Str.push_back('4');
} else if (Kind.isMergeableConst4()) {
Str.push_back(',');
Str.push_back('4');
} else if (Kind.isMergeableConst8()) {
Str.push_back(',');
Str.push_back('8');
} else if (Kind.isMergeableConst16()) {
Str.push_back(',');
Str.push_back('1');
Str.push_back('6');
}
}
static const char *getSectionPrefixForUniqueGlobal(SectionKind Kind) {
if (Kind.isText()) return ".gnu.linkonce.t.";
@ -865,21 +780,6 @@ getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,
return getCOFFSection(GV->getSection().c_str(), false, Kind);
}
void TargetLoweringObjectFileCOFF::
getSectionFlagsAsString(SectionKind Kind, SmallVectorImpl<char> &Str,
const TargetAsmInfo &TAI) const {
// FIXME: Inefficient.
std::string Res = ",\"";
if (Kind.isText())
Res += 'x';
if (Kind.isWriteable())
Res += 'w';
Res += "\"";
Str.append(Res.begin(), Res.end());
}
static const char *getCOFFSectionPrefixForUniqueGlobal(SectionKind Kind) {
if (Kind.isText())
return ".text$linkonce";