diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp index d3702a4885c..1ad648fe783 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp @@ -5431,10 +5431,13 @@ Instruction *InstCombiner::visitFCmpInst(FCmpInst &I) { switch (Pred) { default: break; - // fabs(x) < 0 --> false + case FCmpInst::FCMP_UGE: case FCmpInst::FCMP_OLT: + // fabs(x) >= 0.0 --> true + // fabs(x) < 0.0 --> false llvm_unreachable("fcmp should have simplified"); - // fabs(x) > 0 --> x != 0 + + // fabs(x) > 0 --> x != 0 case FCmpInst::FCMP_OGT: return new FCmpInst(FCmpInst::FCMP_ONE, CI->getArgOperand(0), RHSC); // fabs(x) <= 0 --> x == 0 |
