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simplify the code for printing x86 long double, don't do work

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for -fverbose-asm unless it's on.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93926 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-01-19 22:11:05 +00:00
parent b1bb4afbc7
commit 72b5ebc6be
1 changed files with 22 additions and 75 deletions
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97
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
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@ -1200,82 +1200,29 @@ void AsmPrinter::EmitGlobalConstantFP(const ConstantFP *CFP,
// api needed to prevent premature destruction
APInt api = CFP->getValueAPF().bitcastToAPInt();
const uint64_t *p = api.getRawData();
// Convert to double so we can print the approximate val as a comment.
APFloat DoubleVal = CFP->getValueAPF();
bool ignored;
DoubleVal.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven,
&ignored);
if (VerboseAsm) {
// Convert to double so we can print the approximate val as a comment.
APFloat DoubleVal = CFP->getValueAPF();
bool ignored;
DoubleVal.convert(APFloat::IEEEdouble, APFloat::rmNearestTiesToEven,
&ignored);
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString() << " x86_fp80 ~= "
<< DoubleVal.convertToDouble() << '\n';
}
if (TD.isBigEndian()) {
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[1]);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " most significant halfword of x86_fp80 ~"
<< DoubleVal.convertToDouble();
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 48);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString() << " next halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 32);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString() << " next halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 16);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString() << " next halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0]);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " least significant halfword";
}
O << '\n';
} else {
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0]);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " least significant halfword of x86_fp80 ~"
<< DoubleVal.convertToDouble();
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 16);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " next halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 32);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " next halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 48);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " next halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[1]);
if (VerboseAsm) {
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString()
<< " most significant halfword";
}
O << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[1]) << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 48)<<'\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 32)<<'\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 16)<<'\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0]) <<'\n';
} else {
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0]) << '\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 16)<<'\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 32)<<'\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[0] >> 48)<<'\n';
O << MAI->getData16bitsDirective(AddrSpace) << uint16_t(p[1]) << '\n';
}
OutStreamer.EmitZeros(TD.getTypeAllocSize(CFP->getType()) -
TD.getTypeStoreSize(CFP->getType()), AddrSpace);