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propagate target operand flags through addressing mode selection. 

llvm-svn: 74272
This commit is contained in:
Chris Lattner 2009-06-26 05:51:45 +00:00
parent 89d5c4196e
commit bd7e26db16
1 changed files with 12 additions and 6 deletions
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18
llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
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@ -75,10 +75,11 @@ namespace {
const char *ES;
int JT;
unsigned Align; // CP alignment.
unsigned char SymbolFlags; // X86II::MO_*
X86ISelAddressMode()
: BaseType(RegBase), isRIPRel(false), Scale(1), IndexReg(), Disp(0),
Segment(), GV(0), CP(0), ES(0), JT(-1), Align(0) {
Segment(), GV(0), CP(0), ES(0), JT(-1), Align(0), SymbolFlags(0) {
}
bool hasSymbolicDisplacement() const {
@ -200,14 +201,15 @@ namespace {
// These are 32-bit even in 64-bit mode since RIP relative offset
// is 32-bit.
if (AM.GV)
Disp = CurDAG->getTargetGlobalAddress(AM.GV, MVT::i32, AM.Disp);
Disp = CurDAG->getTargetGlobalAddress(AM.GV, MVT::i32, AM.Disp,
AM.SymbolFlags);
else if (AM.CP)
Disp = CurDAG->getTargetConstantPool(AM.CP, MVT::i32,
AM.Align, AM.Disp);
AM.Align, AM.Disp, AM.SymbolFlags);
else if (AM.ES)
Disp = CurDAG->getTargetExternalSymbol(AM.ES, MVT::i32);
Disp = CurDAG->getTargetExternalSymbol(AM.ES, MVT::i32, AM.SymbolFlags);
else if (AM.JT != -1)
Disp = CurDAG->getTargetJumpTable(AM.JT, MVT::i32);
Disp = CurDAG->getTargetJumpTable(AM.JT, MVT::i32, AM.SymbolFlags);
else
Disp = CurDAG->getTargetConstant(AM.Disp, MVT::i32);
@ -720,6 +722,7 @@ bool X86DAGToDAGISel::MatchWrapper(SDValue N, X86ISelAddressMode &AM) {
AM.GV = GV;
AM.Disp += Offset;
AM.isRIPRel = isRIPRel;
AM.SymbolFlags = G->getTargetFlags();
return false;
}
} else if (ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(N0)) {
@ -729,15 +732,18 @@ bool X86DAGToDAGISel::MatchWrapper(SDValue N, X86ISelAddressMode &AM) {
AM.Align = CP->getAlignment();
AM.Disp += Offset;
AM.isRIPRel = SymbolicAddressesAreRIPRel;
AM.SymbolFlags = G->getTargetFlags();
return false;
}
} else if (ExternalSymbolSDNode *S =dyn_cast<ExternalSymbolSDNode>(N0)) {
} else if (ExternalSymbolSDNode *S = dyn_cast<ExternalSymbolSDNode>(N0)) {
AM.ES = S->getSymbol();
AM.isRIPRel = SymbolicAddressesAreRIPRel;
AM.SymbolFlags = S->getTargetFlags();
return false;
} else if (JumpTableSDNode *J = dyn_cast<JumpTableSDNode>(N0)) {
AM.JT = J->getIndex();
AM.isRIPRel = SymbolicAddressesAreRIPRel;
AM.SymbolFlags = J->getTargetFlags();
return false;
}