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authorChris Lattner <sabre@nondot.org>2005-10-18 16:51:22 +0000
committerChris Lattner <sabre@nondot.org>2005-10-18 16:51:22 +0000
commit841d12d9ac489ec33d933af96d77dd4fc2a4cee2 (patch)
tree0c884d9f0daff7fe80e93c989a4844002feb00bf /lib/Target/PowerPC/PPCRegisterInfo.cpp
parent076866c50f6b6c45271285eb268b585b00bed9dc (diff)
Fix the JIT encoding of LWA, LD, STD, and STDU.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23787 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPCRegisterInfo.cpp')
-rw-r--r--lib/Target/PowerPC/PPCRegisterInfo.cpp9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp
index fe033591c3..658e294ec8 100644
--- a/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -271,6 +271,15 @@ PPCRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II) const {
MI.SetMachineOperandReg(1, MI.getOperand(i).getReg());
MI.SetMachineOperandReg(2, PPC::R0);
} else {
+ switch (MI.getOpcode()) {
+ case PPC::LWA:
+ case PPC::LD:
+ case PPC::STD:
+ case PPC::STDU:
+ assert((Offset & 3) == 0 && "Invalid frame offset!");
+ Offset >>= 2; // The actual encoded value has the low two bits zero.
+ break;
+ }
MI.SetMachineOperandConst(OffIdx, MachineOperand::MO_SignExtendedImmed,
Offset);
}