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Don't generate carry bit when loading immediate values on the Microblaze.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122385 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Wesley Peck 2010-12-22 01:29:32 +00:00
parent 6b3bbb149f
commit 9eb337a2b7
2 changed files with 2 additions and 2 deletions
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2
lib/Target/MBlaze/MBlazeInstrInfo.cpp
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@ -80,7 +80,7 @@ copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I, DebugLoc DL, MachineBasicBlock::iterator I, DebugLoc DL,
unsigned DestReg, unsigned SrcReg, unsigned DestReg, unsigned SrcReg,
bool KillSrc) const { bool KillSrc) const {
llvm::BuildMI(MBB, I, DL, get(MBlaze::ADD), DestReg) llvm::BuildMI(MBB, I, DL, get(MBlaze::ADDK), DestReg)
.addReg(SrcReg, getKillRegState(KillSrc)).addReg(MBlaze::R0); .addReg(SrcReg, getKillRegState(KillSrc)).addReg(MBlaze::R0);
} }

2
lib/Target/MBlaze/MBlazeInstrInfo.td
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@ -714,7 +714,7 @@ let usesCustomInserter=1 in {
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
// Small immediates // Small immediates
def : Pat<(i32 0), (ADD (i32 R0), (i32 R0))>; def : Pat<(i32 0), (ADDK (i32 R0), (i32 R0))>;
def : Pat<(i32 immSExt16:$imm), (ADDIK (i32 R0), imm:$imm)>; def : Pat<(i32 immSExt16:$imm), (ADDIK (i32 R0), imm:$imm)>;
def : Pat<(i32 immZExt16:$imm), (ORI (i32 R0), imm:$imm)>; def : Pat<(i32 immZExt16:$imm), (ORI (i32 R0), imm:$imm)>;