aboutsummaryrefslogtreecommitdiff
path: root/lib/Target/X86/X86ISelPattern.cpp
diff options
context:
space:
mode:
authorEvan Cheng <evan.cheng@apple.com>2006-01-11 06:09:51 +0000
committerEvan Cheng <evan.cheng@apple.com>2006-01-11 06:09:51 +0000
commit8700e14ba10abeef4a8a2cf396e5e98ff81b9de3 (patch)
treec4ceaf1de91446f1297a24b35f78d4a45324665e /lib/Target/X86/X86ISelPattern.cpp
parenta2664c50d6576f2b94da500e7f12e1fe7079aa3a (diff)
* Add special entry code main() (to set x87 to 64-bit precision).
* Allow a register node as SelectAddr() base. * ExternalSymbol -> TargetExternalSymbol as direct function callee. * Use X86::ESP register rather than CopyFromReg(X86::ESP) as stack ptr for call parmater passing. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25207 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86ISelPattern.cpp')
-rw-r--r--lib/Target/X86/X86ISelPattern.cpp9
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/Target/X86/X86ISelPattern.cpp b/lib/Target/X86/X86ISelPattern.cpp
index 146ee752e9..563539d090 100644
--- a/lib/Target/X86/X86ISelPattern.cpp
+++ b/lib/Target/X86/X86ISelPattern.cpp
@@ -1223,12 +1223,15 @@ unsigned ISel::SelectExpr(SDOperand N) {
SDNode *Node = N.Val;
SDOperand Op0, Op1;
- if (Node->getOpcode() == ISD::CopyFromReg) {
- unsigned Reg = cast<RegisterSDNode>(Node->getOperand(1))->getReg();
+ if (Node->getOpcode() == ISD::CopyFromReg ||
+ Node->getOpcode() == ISD::Register) {
+ unsigned Reg = (Node->getOpcode() == ISD::CopyFromReg) ?
+ cast<RegisterSDNode>(Node->getOperand(1))->getReg() :
+ cast<RegisterSDNode>(Node)->getReg();
// Just use the specified register as our input if we can.
if (MRegisterInfo::isVirtualRegister(Reg) || Reg == X86::ESP)
return Reg;
- }
+ }
unsigned &Reg = ExprMap[N];
if (Reg) return Reg;