llvm/test/Transforms/InstCombine/2009-01-19-fmod-constant-float.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

76 lines
2.6 KiB
LLVM

; RUN: opt < %s -simplifycfg -instcombine -S | grep 0x3FB99999A0000000 | count 2
; RUN: opt < %s -simplifycfg -instcombine -S | grep 0xBFB99999A0000000 | count 2
; check constant folding for 'frem'. PR 3316.
; ModuleID = 'tt.c'
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.6"
define float @test1() nounwind {
entry:
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
%1 = frem double 1.000000e-01, 1.000000e+00 ; <double> [#uses=1]
%2 = fptrunc double %1 to float ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
define float @test2() nounwind {
entry:
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
%1 = frem double -1.000000e-01, 1.000000e+00 ; <double> [#uses=1]
%2 = fptrunc double %1 to float ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
define float @test3() nounwind {
entry:
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
%1 = frem double 1.000000e-01, -1.000000e+00 ; <double> [#uses=1]
%2 = fptrunc double %1 to float ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}
define float @test4() nounwind {
entry:
%retval = alloca float ; <float*> [#uses=2]
%0 = alloca float ; <float*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
%1 = frem double -1.000000e-01, -1.000000e+00 ; <double> [#uses=1]
%2 = fptrunc double %1 to float ; <float> [#uses=1]
store float %2, float* %0, align 4
%3 = load float* %0, align 4 ; <float> [#uses=1]
store float %3, float* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load float* %retval ; <float> [#uses=1]
ret float %retval1
}