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-rw-r--r--llvm/lib/Target/X86/X86FastISel.cpp8
-rw-r--r--llvm/test/CodeGen/X86/fast-isel-cmp.ll2
2 files changed, 5 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp
index 80cc99bb80c..6a4a467f6a9 100644
--- a/llvm/lib/Target/X86/X86FastISel.cpp
+++ b/llvm/lib/Target/X86/X86FastISel.cpp
@@ -1049,9 +1049,9 @@ bool X86FastISel::X86SelectCmp(const Instruction *I) {
return false;
// FCMP_OEQ and FCMP_UNE cannot be checked with a single instruction.
- static unsigned SETFOpcTable[2][2] = {
- { X86::SETEr, X86::SETNPr },
- { X86::SETNEr, X86::SETPr }
+ static unsigned SETFOpcTable[2][3] = {
+ { X86::SETEr, X86::SETNPr, X86::AND8rr },
+ { X86::SETNEr, X86::SETPr, X86::OR8rr }
};
unsigned *SETFOpc = nullptr;
switch (CI->getPredicate()) {
@@ -1071,7 +1071,7 @@ bool X86FastISel::X86SelectCmp(const Instruction *I) {
FlagReg1);
BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(SETFOpc[1]),
FlagReg2);
- BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(X86::AND8rr),
+ BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(SETFOpc[2]),
ResultReg).addReg(FlagReg1).addReg(FlagReg2);
UpdateValueMap(I, ResultReg);
return true;
diff --git a/llvm/test/CodeGen/X86/fast-isel-cmp.ll b/llvm/test/CodeGen/X86/fast-isel-cmp.ll
index edf1263a3ea..61cc67a244e 100644
--- a/llvm/test/CodeGen/X86/fast-isel-cmp.ll
+++ b/llvm/test/CodeGen/X86/fast-isel-cmp.ll
@@ -155,7 +155,7 @@ define zeroext i1 @fcmp_une(float %x, float %y) {
; FAST: ucomiss %xmm1, %xmm0
; FAST-NEXT: setne %al
; FAST-NEXT: setp %cl
-; FAST-NEXT: andb %al, %cl
+; FAST-NEXT: orb %al, %cl
%1 = fcmp une float %x, %y
ret i1 %1
}
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