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test/CodeGen/X86/fabs.ll: FileCheck-ize.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159638 91177308-0d34-0410-b5e6-96231b3b80d8
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NAKAMURA Takumi 2012-07-03 03:59:15 +00:00
parent 40b7e7eb97
commit a16d8c30cc
1 changed files with 23 additions and 5 deletions
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28
test/CodeGen/X86/fabs.ll
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@ -1,28 +1,46 @@
; Make sure this testcase codegens to the fabs instruction, not a call to fabsf
; RUN: llc < %s -march=x86 -mattr=-sse2,-sse3,-sse | grep fabs\$ | \
; RUN: count 2
; RUN: llc < %s -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math -enable-no-nans-fp-math | \
; RUN: grep fabs\$ | count 3
; RUN: llc < %s -march=x86 -mattr=-sse2,-sse3,-sse | FileCheck %s
; RUN: llc < %s -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math -enable-no-nans-fp-math | FileCheck %s --check-prefix=UNSAFE
declare float @fabsf(float)
declare x86_fp80 @fabsl(x86_fp80)
; CHECK: test1:
; UNSAFE: test1:
define float @test1(float %X) {
%Y = call float @fabsf(float %X)
ret float %Y
}
; CHECK: {{^[ \t]+fabs$}}
; UNSAFE: {{^[ \t]+fabs$}}
; CHECK-NOT: fabs
; UNSAFE-NOT: fabs
; CHECK: test2:
; UNSAFE: test2:
define double @test2(double %X) {
%Y = fcmp oge double %X, -0.0
%Z = fsub double -0.0, %X
%Q = select i1 %Y, double %X, double %Z
ret double %Q
}
; fabs is not used here.
; CHECK-NOT: fabs
; UNSAFE: {{^[ \t]+fabs$}}
; UNSAFE-NOT: fabs
; CHECK: test3:
; UNSAFE: test3:
define x86_fp80 @test3(x86_fp80 %X) {
%Y = call x86_fp80 @fabsl(x86_fp80 %X)
ret x86_fp80 %Y
}
; CHECK: {{^[ \t]+fabs$}}
; UNSAFE: {{^[ \t]+fabs$}}
; CHECK-NOT: fabs
; UNSAFE-NOT: fabs