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Use PadToColumn instead of tabs for aligning comments. Fix one place 

that emitted unnecessary whitespace outside of VerboseAsm mode.

llvm-svn: 78828
This commit is contained in:
Dan Gohman 2009-08-12 18:32:22 +00:00
parent b369ee4c48
commit 942d2857ef
1 changed files with 122 additions and 63 deletions
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185
llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
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@ -336,8 +336,9 @@ void AsmPrinter::EmitConstantPool(MachineConstantPool *MCP) {
Offset = NewOffset + TM.getTargetData()->getTypeAllocSize(Ty);
O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() << '_'
<< CPI << ":\t\t\t\t\t";
<< CPI << ':';
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << ' ';
WriteTypeSymbolic(O, CPE.getType(), 0);
}
@ -610,8 +611,8 @@ void AsmPrinter::EOL() const {
void AsmPrinter::EOL(const std::string &Comment) const {
if (VerboseAsm && !Comment.empty()) {
O << '\t'
<< TAI->getCommentString()
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< ' '
<< Comment;
}
@ -620,8 +621,8 @@ void AsmPrinter::EOL(const std::string &Comment) const {
void AsmPrinter::EOL(const char* Comment) const {
if (VerboseAsm && *Comment) {
O << '\t'
<< TAI->getCommentString()
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< ' '
<< Comment;
}
@ -1021,30 +1022,40 @@ void AsmPrinter::EmitGlobalConstantFP(const ConstantFP *CFP,
uint64_t i = CFP->getValueAPF().bitcastToAPInt().getZExtValue();
if (TAI->getData64bitsDirective(AddrSpace)) {
O << TAI->getData64bitsDirective(AddrSpace) << i;
if (VerboseAsm)
O << '\t' << TAI->getCommentString() << " double value: " << Val;
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << " double value: " << Val;
}
O << '\n';
} else if (TD->isBigEndian()) {
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(i >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " double most significant word " << Val;
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(i);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " double least significant word " << Val;
}
O << '\n';
} else {
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(i);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " double least significant word " << Val;
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(i >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " double most significant word " << Val;
}
O << '\n';
}
return;
@ -1052,8 +1063,10 @@ void AsmPrinter::EmitGlobalConstantFP(const ConstantFP *CFP,
float Val = CFP->getValueAPF().convertToFloat(); // for comment only
O << TAI->getData32bitsDirective(AddrSpace)
<< CFP->getValueAPF().bitcastToAPInt().getZExtValue();
if (VerboseAsm)
O << '\t' << TAI->getCommentString() << " float " << Val;
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << " float " << Val;
}
O << '\n';
return;
} else if (CFP->getType() == Type::X86_FP80Ty) {
@ -1068,54 +1081,74 @@ void AsmPrinter::EmitGlobalConstantFP(const ConstantFP *CFP,
&ignored);
if (TD->isBigEndian()) {
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[1]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double most significant halfword of ~"
<< DoubleVal.convertToDouble();
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 48);
if (VerboseAsm)
O << '\t' << TAI->getCommentString() << " long double next halfword";
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << " long double next halfword";
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString() << " long double next halfword";
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << " long double next halfword";
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 16);
if (VerboseAsm)
O << '\t' << TAI->getCommentString() << " long double next halfword";
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << " long double next halfword";
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double least significant halfword";
}
O << '\n';
} else {
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double least significant halfword of ~"
<< DoubleVal.convertToDouble();
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 16);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next halfword";
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next halfword";
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 48);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next halfword";
}
O << '\n';
O << TAI->getData16bitsDirective(AddrSpace) << uint16_t(p[1]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double most significant halfword";
}
O << '\n';
}
EmitZeros(TD->getTypeAllocSize(Type::X86_FP80Ty) -
@ -1128,45 +1161,61 @@ void AsmPrinter::EmitGlobalConstantFP(const ConstantFP *CFP,
const uint64_t *p = api.getRawData();
if (TD->isBigEndian()) {
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[0] >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double most significant word";
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[0]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next word";
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[1] >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next word";
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[1]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double least significant word";
}
O << '\n';
} else {
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[1]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double least significant word";
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[1] >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next word";
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[0]);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double next word";
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << uint32_t(p[0] >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " long double most significant word";
}
O << '\n';
}
return;
@ -1195,25 +1244,33 @@ void AsmPrinter::EmitGlobalConstantLargeInt(const ConstantInt *CI,
O << TAI->getData64bitsDirective(AddrSpace) << Val << '\n';
else if (TD->isBigEndian()) {
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(Val >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " Double-word most significant word " << Val;
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(Val);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " Double-word least significant word " << Val;
}
O << '\n';
} else {
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(Val);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " Double-word least significant word " << Val;
}
O << '\n';
O << TAI->getData32bitsDirective(AddrSpace) << unsigned(Val >> 32);
if (VerboseAsm)
O << '\t' << TAI->getCommentString()
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString()
<< " Double-word most significant word " << Val;
}
O << '\n';
}
}
@ -1518,9 +1575,11 @@ void AsmPrinter::printInlineAsm(const MachineInstr *MI) const {
/// printImplicitDef - This method prints the specified machine instruction
/// that is an implicit def.
void AsmPrinter::printImplicitDef(const MachineInstr *MI) const {
if (VerboseAsm)
O << '\t' << TAI->getCommentString() << " implicit-def: "
if (VerboseAsm) {
O.PadToColumn(TAI->getCommentColumn(), 1);
O << TAI->getCommentString() << " implicit-def: "
<< TRI->getAsmName(MI->getOperand(0).getReg()) << '\n';
}
}
/// printLabel - This method prints a local label used by debug and