[llvm] r373848 - [InstCombine] add fast-math-flags for better test coverage; NFC

[Sanjay Patel via llvm-commits]

Author: spatel
Date: Sun Oct  6 06:19:05 2019
New Revision: 373848

URL: http://llvm.org/viewvc/llvm-project?rev=373848&view=rev
Log:
[InstCombine] add fast-math-flags for better test coverage; NFC

Modified:
    llvm/trunk/test/Transforms/InstCombine/fmul.ll

Modified: llvm/trunk/test/Transforms/InstCombine/fmul.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/InstCombine/fmul.ll?rev=373848&r1=373847&r2=373848&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/InstCombine/fmul.ll (original)
+++ llvm/trunk/test/Transforms/InstCombine/fmul.ll Sun Oct  6 06:19:05 2019
@@ -1006,11 +1006,11 @@ define float @negate_if_true(float %x, i
 define float @negate_if_false(float %x, i1 %cond) {
 ; CHECK-LABEL: @negate_if_false(
 ; CHECK-NEXT:    [[SEL:%.*]] = select i1 [[COND:%.*]], float 1.000000e+00, float -1.000000e+00
-; CHECK-NEXT:    [[R:%.*]] = fmul float [[SEL]], [[X:%.*]]
+; CHECK-NEXT:    [[R:%.*]] = fmul arcp float [[SEL]], [[X:%.*]]
 ; CHECK-NEXT:    ret float [[R]]
 ;
   %sel = select i1 %cond, float 1.0, float -1.0
-  %r = fmul float %sel, %x
+  %r = fmul arcp float %sel, %x
   ret float %r
 }
 
@@ -1018,12 +1018,12 @@ define <2 x double> @negate_if_true_comm
 ; CHECK-LABEL: @negate_if_true_commute(
 ; CHECK-NEXT:    [[X:%.*]] = fdiv <2 x double> <double 4.200000e+01, double 4.200000e+01>, [[PX:%.*]]
 ; CHECK-NEXT:    [[SEL:%.*]] = select i1 [[COND:%.*]], <2 x double> <double -1.000000e+00, double -1.000000e+00>, <2 x double> <double 1.000000e+00, double 1.000000e+00>
-; CHECK-NEXT:    [[R:%.*]] = fmul <2 x double> [[X]], [[SEL]]
+; CHECK-NEXT:    [[R:%.*]] = fmul ninf <2 x double> [[X]], [[SEL]]
 ; CHECK-NEXT:    ret <2 x double> [[R]]
 ;
   %x = fdiv <2 x double> <double 42.0, double 42.0>, %px  ; thwart complexity-based canonicalization
   %sel = select i1 %cond, <2 x double> <double -1.0, double -1.0>, <2 x double> <double 1.0, double 1.0>
-  %r = fmul <2 x double> %x, %sel
+  %r = fmul ninf <2 x double> %x, %sel
   ret <2 x double> %r
 }