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Every target uses .align. Simplify. 

llvm-svn: 200782
This commit is contained in:
Rafael Espindola 2014-02-04 18:39:51 +00:00
parent 7b51496975
commit 7cbbd28c67
4 changed files with 13 additions and 16 deletions
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8
llvm/include/llvm/MC/MCAsmInfo.h
View File

@ -189,11 +189,6 @@ namespace llvm {
//===--- Alignment Information ----------------------------------------===// //===--- Alignment Information ----------------------------------------===//
/// AlignDirective - The directive used to emit round up to an alignment
/// boundary.
///
const char *AlignDirective; // Defaults to "\t.align\t"
/// AlignmentIsInBytes - If this is true (the default) then the asmprinter /// AlignmentIsInBytes - If this is true (the default) then the asmprinter
/// emits ".align N" directives, where N is the number of bytes to align to. /// emits ".align N" directives, where N is the number of bytes to align to.
/// Otherwise, it emits ".align log2(N)", e.g. 3 to align to an 8 byte /// Otherwise, it emits ".align log2(N)", e.g. 3 to align to an 8 byte
@ -456,9 +451,6 @@ namespace llvm {
const char *getAscizDirective() const { const char *getAscizDirective() const {
return AscizDirective; return AscizDirective;
} }
const char *getAlignDirective() const {
return AlignDirective;
}
bool getAlignmentIsInBytes() const { bool getAlignmentIsInBytes() const {
return AlignmentIsInBytes; return AlignmentIsInBytes;
} }

1
llvm/lib/MC/MCAsmInfo.cpp
View File

@ -58,7 +58,6 @@ MCAsmInfo::MCAsmInfo() {
Data64bitsDirective = "\t.quad\t"; Data64bitsDirective = "\t.quad\t";
SunStyleELFSectionSwitchSyntax = false; SunStyleELFSectionSwitchSyntax = false;
UsesELFSectionDirectiveForBSS = false; UsesELFSectionDirectiveForBSS = false;
AlignDirective = "\t.align\t";
AlignmentIsInBytes = true; AlignmentIsInBytes = true;
TextAlignFillValue = 0; TextAlignFillValue = 0;
GPRel64Directive = 0; GPRel64Directive = 0;

19
llvm/lib/MC/MCAsmStreamer.cpp
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@ -781,12 +781,19 @@ void MCAsmStreamer::EmitValueToAlignment(unsigned ByteAlignment, int64_t Value,
// emit alignments as a power of two if possible. // emit alignments as a power of two if possible.
if (isPowerOf2_32(ByteAlignment)) { if (isPowerOf2_32(ByteAlignment)) {
switch (ValueSize) { switch (ValueSize) {
default: llvm_unreachable("Invalid size for machine code value!"); default:
case 1: OS << MAI->getAlignDirective(); break; llvm_unreachable("Invalid size for machine code value!");
// FIXME: use MAI for this! case 1:
case 2: OS << ".p2alignw "; break; OS << "\t.align\t";
case 4: OS << ".p2alignl "; break; break;
case 8: llvm_unreachable("Unsupported alignment size!"); case 2:
OS << ".p2alignw ";
break;
case 4:
OS << ".p2alignl ";
break;
case 8:
llvm_unreachable("Unsupported alignment size!");
} }
if (MAI->getAlignmentIsInBytes()) if (MAI->getAlignmentIsInBytes())

1
llvm/lib/Target/R600/MCTargetDesc/AMDGPUMCAsmInfo.cpp
View File

@ -40,7 +40,6 @@ AMDGPUMCAsmInfo::AMDGPUMCAsmInfo(StringRef &TT) : MCAsmInfo() {
UsesELFSectionDirectiveForBSS = true; UsesELFSectionDirectiveForBSS = true;
//===--- Alignment Information ----------------------------------------===// //===--- Alignment Information ----------------------------------------===//
AlignDirective = ".align\t";
AlignmentIsInBytes = true; AlignmentIsInBytes = true;
TextAlignFillValue = 0; TextAlignFillValue = 0;