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authorEvan Cheng <evan.cheng@apple.com>2010-01-11 21:13:41 +0000
committerEvan Cheng <evan.cheng@apple.com>2010-01-11 21:13:41 +0000
commit05920b8146558f5e3141a886cd2a00281b10222a (patch)
treea2c8ac33c63e55002a8b028c1d6de59e2a891202 /lib/Target/X86/X86InstrInfo.cpp
parentdd437ba15e00d1a137e0c6e3ca1ff213ed6a2aa0 (diff)
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Revert 93158. It's breaking quite a few x86_64 tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93185 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.cpp')
-rw-r--r--lib/Target/X86/X86InstrInfo.cpp14
1 files changed, 2 insertions, 12 deletions
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index d458213..9600cff 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -1019,16 +1019,12 @@ void X86InstrInfo::reMaterialize(MachineBasicBlock &MBB,
switch (Opc) {
default: break;
case X86::MOV8r0:
- case X86::MOV16r0:
- case X86::MOV32r0:
- case X86::MOV64r0: {
+ case X86::MOV32r0: {
if (!isSafeToClobberEFLAGS(MBB, I)) {
switch (Opc) {
default: break;
case X86::MOV8r0: Opc = X86::MOV8ri; break;
- case X86::MOV16r0: Opc = X86::MOV16ri; break;
case X86::MOV32r0: Opc = X86::MOV32ri; break;
- case X86::MOV64r0: Opc = X86::MOV64ri; break;
}
Clone = false;
}
@@ -2295,12 +2291,8 @@ X86InstrInfo::foldMemoryOperandImpl(MachineFunction &MF,
OpcodeTablePtr = &RegOp2MemOpTable2Addr;
isTwoAddrFold = true;
} else if (i == 0) { // If operand 0
- if (MI->getOpcode() == X86::MOV64r0)
- NewMI = MakeM0Inst(*this, X86::MOV64mi32, MOs, MI);
- else if (MI->getOpcode() == X86::MOV32r0)
+ if (MI->getOpcode() == X86::MOV32r0)
NewMI = MakeM0Inst(*this, X86::MOV32mi, MOs, MI);
- else if (MI->getOpcode() == X86::MOV16r0)
- NewMI = MakeM0Inst(*this, X86::MOV16mi, MOs, MI);
else if (MI->getOpcode() == X86::MOV8r0)
NewMI = MakeM0Inst(*this, X86::MOV8mi, MOs, MI);
if (NewMI)
@@ -2568,9 +2560,7 @@ bool X86InstrInfo::canFoldMemoryOperand(const MachineInstr *MI,
} else if (OpNum == 0) { // If operand 0
switch (Opc) {
case X86::MOV8r0:
- case X86::MOV16r0:
case X86::MOV32r0:
- case X86::MOV64r0:
return true;
default: break;
}