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authorKai Nacke <kai.nacke@redstar.de>2013-07-08 04:48:34 +0000
committerKai Nacke <kai.nacke@redstar.de>2013-07-08 04:48:34 +0000
commit5310cdbcc909a7c35d4c7df0fd5703850a9db2a5 (patch)
tree16f7afc56d40c48ac05724a291bbb5b764e4067b /lib/MC
parent9611873724b9f8d6cbbed7924c972e8d026cc263 (diff)
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Revert: Fix wrong code offset for unwind code SET_FPREG.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185793 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC')
-rw-r--r--lib/MC/MCStreamer.cpp4
-rw-r--r--lib/MC/MCWin64EH.cpp5
2 files changed, 4 insertions, 5 deletions
diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp
index fb43a4adbd..6542f42a03 100644
--- a/lib/MC/MCStreamer.cpp
+++ b/lib/MC/MCStreamer.cpp
@@ -470,9 +470,7 @@ void MCStreamer::EmitWin64EHSetFrame(unsigned Register, unsigned Offset) {
report_fatal_error("Frame register and offset already specified!");
if (Offset & 0x0F)
report_fatal_error("Misaligned frame pointer offset!");
- MCSymbol *Label = getContext().CreateTempSymbol();
- MCWin64EHInstruction Inst(Win64EH::UOP_SetFPReg, Label, Register, Offset);
- EmitLabel(Label);
+ MCWin64EHInstruction Inst(Win64EH::UOP_SetFPReg, 0, Register, Offset);
CurFrame->LastFrameInst = CurFrame->Instructions.size();
CurFrame->Instructions.push_back(Inst);
}
diff --git a/lib/MC/MCWin64EH.cpp b/lib/MC/MCWin64EH.cpp
index 8db1fa2a93..c5b637c924 100644
--- a/lib/MC/MCWin64EH.cpp
+++ b/lib/MC/MCWin64EH.cpp
@@ -64,7 +64,7 @@ static void EmitAbsDifference(MCStreamer &streamer, MCSymbol *lhs,
static void EmitUnwindCode(MCStreamer &streamer, MCSymbol *begin,
MCWin64EHInstruction &inst) {
- uint8_t b2;
+ uint8_t b1, b2;
uint16_t w;
b2 = (inst.getOperation() & 0x0F);
switch (inst.getOperation()) {
@@ -93,7 +93,8 @@ static void EmitUnwindCode(MCStreamer &streamer, MCSymbol *begin,
streamer.EmitIntValue(b2, 1);
break;
case Win64EH::UOP_SetFPReg:
- EmitAbsDifference(streamer, inst.getLabel(), begin);
+ b1 = inst.getOffset() & 0xF0;
+ streamer.EmitIntValue(b1, 1);
streamer.EmitIntValue(b2, 1);
break;
case Win64EH::UOP_SaveNonVol: