Changes in directory llvm/lib/Target/X86:
X86ISelLowering.cpp updated: 1.44 -> 1.45
---
Log message:
Added a FIXME comment about why FST is currently flagged to fpGETRESULT.
---
Diffs of the changes: (+6 -0)
X86ISelLowering.cpp | 6 ++++++
1 files changed, 6 insertions(+)
Index: llvm/lib/Target/X86/X86ISelLowering.cpp
diff -u llvm/lib/Target/X86/X86ISelLowering.cpp:1.44
llvm/lib/Target/X86/X86ISelLowering.cpp:1.45
--- llvm/lib/Target/X86/X86ISelLowering.cpp:1.44 Mon Jan 16 18:19:47 2006
+++ llvm/lib/Target/X86/X86ISelLowering.cpp Mon Jan 16 18:37:42 2006
@@ -555,6 +555,9 @@
Chain = RetVal.getValue(1);
InFlag = RetVal.getValue(2);
if (X86ScalarSSE) {
+ // FIXME:Currently the FST is flagged to the FP_GET_RESULT. This
+ // shouldn't be necessary except for RFP cannot be live across
+ // multiple blocks. When stackifier is fixed, they can be uncoupled.
unsigned Size = MVT::getSizeInBits(MVT::f64)/8;
MachineFunction &MF = DAG.getMachineFunction();
int SSFI = MF.getFrameInfo()->CreateStackObject(Size, Size);
@@ -1072,6 +1075,9 @@
Chain = RetVal.getValue(1);
InFlag = RetVal.getValue(2);
if (X86ScalarSSE) {
+ // FIXME:Currently the FST is flagged to the FP_GET_RESULT. This
+ // shouldn't be necessary except for RFP cannot be live across
+ // multiple blocks. When stackifier is fixed, they can be uncoupled.
unsigned Size = MVT::getSizeInBits(MVT::f64)/8;
MachineFunction &MF = DAG.getMachineFunction();
int SSFI = MF.getFrameInfo()->CreateStackObject(Size, Size);
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