Misc tweaks to Intel asm printing to make it more compatible with MASM.

Patch by Benedict Gaster.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73753 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman 2009-06-19 04:48:38 +00:00
parent 6a35b40250
commit aace4b1a2c
3 changed files with 54 additions and 49 deletions

View File

@ -339,8 +339,8 @@ void X86IntelAsmPrinter::printPICJumpTableSetLabel(unsigned uid,
}
void X86IntelAsmPrinter::printPICLabel(const MachineInstr *MI, unsigned Op) {
O << "\"L" << getFunctionNumber() << "$pb\"\n";
O << "\"L" << getFunctionNumber() << "$pb\":";
O << "L" << getFunctionNumber() << "$pb\n";
O << "L" << getFunctionNumber() << "$pb:";
}
bool X86IntelAsmPrinter::printAsmMRegister(const MachineOperand &MO,
@ -362,7 +362,7 @@ bool X86IntelAsmPrinter::printAsmMRegister(const MachineOperand &MO,
break;
}
O << '%' << TRI->getName(Reg);
O << TRI->getName(Reg);
return false;
}
@ -414,7 +414,7 @@ bool X86IntelAsmPrinter::doInitialization(Module &M) {
Mang->markCharUnacceptable('.');
O << "\t.686\n\t.model flat\n\n";
O << "\t.686\n\t.MMX\n\t.XMM\n\t.model flat\n\n";
// Emit declarations for external functions.
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
@ -422,7 +422,7 @@ bool X86IntelAsmPrinter::doInitialization(Module &M) {
std::string Name = Mang->getValueName(I);
decorateName(Name, I);
O << "\textern " ;
O << "\tEXTERN " ;
if (I->hasDLLImportLinkage()) {
O << "__imp_";
}
@ -436,7 +436,7 @@ bool X86IntelAsmPrinter::doInitialization(Module &M) {
if (I->isDeclaration()) {
std::string Name = Mang->getValueName(I);
O << "\textern " ;
O << "\tEXTERN " ;
if (I->hasDLLImportLinkage()) {
O << "__imp_";
}
@ -471,14 +471,14 @@ bool X86IntelAsmPrinter::doFinalization(Module &M) {
case GlobalValue::WeakAnyLinkage:
case GlobalValue::WeakODRLinkage:
SwitchToDataSection("");
O << name << "?\tsegment common 'COMMON'\n";
O << name << "?\tSEGEMNT PARA common 'COMMON'\n";
bCustomSegment = true;
// FIXME: the default alignment is 16 bytes, but 1, 2, 4, and 256
// are also available.
break;
case GlobalValue::AppendingLinkage:
SwitchToDataSection("");
O << name << "?\tsegment public 'DATA'\n";
O << name << "?\tSEGMENT PARA public 'DATA'\n";
bCustomSegment = true;
// FIXME: the default alignment is 16 bytes, but 1, 2, 4, and 256
// are also available.

View File

@ -1735,13 +1735,13 @@ let isTwoAddress = 0 in {
let Defs = [EFLAGS] in {
let Uses = [CL] in {
def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src),
"shl{b}\t{%cl, $dst|$dst, %CL}",
"shl{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (shl GR8:$src, CL))]>;
def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src),
"shl{w}\t{%cl, $dst|$dst, %CL}",
"shl{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (shl GR16:$src, CL))]>, OpSize;
def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src),
"shl{l}\t{%cl, $dst|$dst, %CL}",
"shl{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (shl GR32:$src, CL))]>;
} // Uses = [CL]
@ -1762,13 +1762,13 @@ def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
let isTwoAddress = 0 in {
let Uses = [CL] in {
def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
"shl{b}\t{%cl, $dst|$dst, %CL}",
"shl{b}\t{%cl, $dst|$dst, CL}",
[(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>;
def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst),
"shl{w}\t{%cl, $dst|$dst, %CL}",
"shl{w}\t{%cl, $dst|$dst, CL}",
[(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst),
"shl{l}\t{%cl, $dst|$dst, %CL}",
"shl{l}\t{%cl, $dst|$dst, CL}",
[(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src),
@ -1797,13 +1797,13 @@ let isTwoAddress = 0 in {
let Uses = [CL] in {
def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src),
"shr{b}\t{%cl, $dst|$dst, %CL}",
"shr{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (srl GR8:$src, CL))]>;
def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src),
"shr{w}\t{%cl, $dst|$dst, %CL}",
"shr{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (srl GR16:$src, CL))]>, OpSize;
def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src),
"shr{l}\t{%cl, $dst|$dst, %CL}",
"shr{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (srl GR32:$src, CL))]>;
}
@ -1831,14 +1831,14 @@ def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
let isTwoAddress = 0 in {
let Uses = [CL] in {
def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst),
"shr{b}\t{%cl, $dst|$dst, %CL}",
"shr{b}\t{%cl, $dst|$dst, CL}",
[(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>;
def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst),
"shr{w}\t{%cl, $dst|$dst, %CL}",
"shr{w}\t{%cl, $dst|$dst, CL}",
[(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
OpSize;
def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst),
"shr{l}\t{%cl, $dst|$dst, %CL}",
"shr{l}\t{%cl, $dst|$dst, CL}",
[(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src),
@ -1866,13 +1866,13 @@ let isTwoAddress = 0 in {
let Uses = [CL] in {
def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src),
"sar{b}\t{%cl, $dst|$dst, %CL}",
"sar{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (sra GR8:$src, CL))]>;
def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src),
"sar{w}\t{%cl, $dst|$dst, %CL}",
"sar{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (sra GR16:$src, CL))]>, OpSize;
def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src),
"sar{l}\t{%cl, $dst|$dst, %CL}",
"sar{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (sra GR32:$src, CL))]>;
}
@ -1901,13 +1901,13 @@ def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
let isTwoAddress = 0 in {
let Uses = [CL] in {
def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst),
"sar{b}\t{%cl, $dst|$dst, %CL}",
"sar{b}\t{%cl, $dst|$dst, CL}",
[(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>;
def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst),
"sar{w}\t{%cl, $dst|$dst, %CL}",
"sar{w}\t{%cl, $dst|$dst, CL}",
[(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst),
"sar{l}\t{%cl, $dst|$dst, %CL}",
"sar{l}\t{%cl, $dst|$dst, CL}",
[(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src),
@ -1938,13 +1938,13 @@ let isTwoAddress = 0 in {
// FIXME: provide shorter instructions when imm8 == 1
let Uses = [CL] in {
def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src),
"rol{b}\t{%cl, $dst|$dst, %CL}",
"rol{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (rotl GR8:$src, CL))]>;
def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src),
"rol{w}\t{%cl, $dst|$dst, %CL}",
"rol{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (rotl GR16:$src, CL))]>, OpSize;
def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src),
"rol{l}\t{%cl, $dst|$dst, %CL}",
"rol{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (rotl GR32:$src, CL))]>;
}
@ -1972,13 +1972,13 @@ def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
let isTwoAddress = 0 in {
let Uses = [CL] in {
def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst),
"rol{b}\t{%cl, $dst|$dst, %CL}",
"rol{b}\t{%cl, $dst|$dst, CL}",
[(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>;
def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst),
"rol{w}\t{%cl, $dst|$dst, %CL}",
"rol{w}\t{%cl, $dst|$dst, CL}",
[(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst),
"rol{l}\t{%cl, $dst|$dst, %CL}",
"rol{l}\t{%cl, $dst|$dst, CL}",
[(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src),
@ -2007,13 +2007,13 @@ let isTwoAddress = 0 in {
let Uses = [CL] in {
def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src),
"ror{b}\t{%cl, $dst|$dst, %CL}",
"ror{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (rotr GR8:$src, CL))]>;
def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src),
"ror{w}\t{%cl, $dst|$dst, %CL}",
"ror{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (rotr GR16:$src, CL))]>, OpSize;
def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src),
"ror{l}\t{%cl, $dst|$dst, %CL}",
"ror{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (rotr GR32:$src, CL))]>;
}
@ -2041,13 +2041,13 @@ def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
let isTwoAddress = 0 in {
let Uses = [CL] in {
def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst),
"ror{b}\t{%cl, $dst|$dst, %CL}",
"ror{b}\t{%cl, $dst|$dst, CL}",
[(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>;
def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst),
"ror{w}\t{%cl, $dst|$dst, %CL}",
"ror{w}\t{%cl, $dst|$dst, CL}",
[(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst),
"ror{l}\t{%cl, $dst|$dst, %CL}",
"ror{l}\t{%cl, $dst|$dst, CL}",
[(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
@ -2079,17 +2079,17 @@ let isTwoAddress = 0 in {
// Double shift instructions (generalizations of rotate)
let Uses = [CL] in {
def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB;
def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB;
def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
TB, OpSize;
def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
TB, OpSize;
}
@ -2124,11 +2124,11 @@ def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
let isTwoAddress = 0 in {
let Uses = [CL] in {
def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
addr:$dst)]>, TB;
def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
addr:$dst)]>, TB;
}
@ -2147,11 +2147,11 @@ let isTwoAddress = 0 in {
let Uses = [CL] in {
def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
addr:$dst)]>, TB, OpSize;
def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
"shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
addr:$dst)]>, TB, OpSize;
}

View File

@ -303,8 +303,11 @@ X86WinTargetAsmInfo::X86WinTargetAsmInfo(const X86TargetMachine &TM):
GlobalPrefix = "_";
CommentString = ";";
InlineAsmStart = "; InlineAsm Start";
InlineAsmEnd = "; InlineAsm End";
PrivateGlobalPrefix = "$";
AlignDirective = "\talign\t";
AlignDirective = "\tALIGN\t";
ZeroDirective = "\tdb\t";
ZeroDirectiveSuffix = " dup(0)";
AsciiDirective = "\tdb\t";
@ -316,13 +319,15 @@ X86WinTargetAsmInfo::X86WinTargetAsmInfo(const X86TargetMachine &TM):
HasDotTypeDotSizeDirective = false;
HasSingleParameterDotFile = false;
AlignmentIsInBytes = true;
TextSection = getUnnamedSection("_text", SectionFlags::Code);
DataSection = getUnnamedSection("_data", SectionFlags::Writeable);
JumpTableDataSection = NULL;
SwitchToSectionDirective = "";
TextSectionStartSuffix = "\tsegment 'CODE'";
DataSectionStartSuffix = "\tsegment 'DATA'";
TextSectionStartSuffix = "\tSEGMENT PARA 'CODE'";
DataSectionStartSuffix = "\tSEGMENT PARA 'DATA'";
SectionEndDirectiveSuffix = "\tends\n";
}