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llvm-mirror/test/CodeGen/ARM/fnegs.ll

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; RUN: llc -mtriple=arm-eabi -mattr=+vfp2 %s -o - \
; RUN: | FileCheck %s -check-prefix=VFP2
; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - \
; RUN: | FileCheck %s -check-prefix=NFP0
; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a8 %s -o - \
; RUN: | FileCheck %s -check-prefix=CORTEXA8
; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a8 --enable-unsafe-fp-math %s -o - \
; RUN: | FileCheck %s -check-prefix=CORTEXA8U
; RUN: llc -mtriple=arm-darwin -mcpu=cortex-a8 %s -o - \
; RUN: | FileCheck %s -check-prefix=CORTEXA8U
; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a9 %s -o - \
; RUN: | FileCheck %s -check-prefix=CORTEXA9
define float @test1(float* %a) {
entry:
%0 = load float* %a, align 4 ; <float> [#uses=2]
%1 = fsub float -0.000000e+00, %0 ; <float> [#uses=2]
%2 = fpext float %1 to double ; <double> [#uses=1]
%3 = fcmp olt double %2, 1.234000e+00 ; <i1> [#uses=1]
%retval = select i1 %3, float %1, float %0 ; <float> [#uses=1]
ret float %retval
}
; VFP2-LABEL: test1:
; VFP2: vneg.f32 s{{.*}}, s{{.*}}
; NFP1-LABEL: test1:
; NFP1: vneg.f32 d{{.*}}, d{{.*}}
; NFP0-LABEL: test1:
; NFP0: vneg.f32 s{{.*}}, s{{.*}}
; CORTEXA8-LABEL: test1:
; CORTEXA8: vneg.f32 s{{.*}}, s{{.*}}
; CORTEXA8U-LABEL: test1:
; CORTEXA8U: vneg.f32 d{{.*}}, d{{.*}}
; CORTEXA9-LABEL: test1:
; CORTEXA9: vneg.f32 s{{.*}}, s{{.*}}
define float @test2(float* %a) {
entry:
%0 = load float* %a, align 4 ; <float> [#uses=2]
%1 = fmul float -1.000000e+00, %0 ; <float> [#uses=2]
%2 = fpext float %1 to double ; <double> [#uses=1]
%3 = fcmp olt double %2, 1.234000e+00 ; <i1> [#uses=1]
%retval = select i1 %3, float %1, float %0 ; <float> [#uses=1]
ret float %retval
}
; VFP2-LABEL: test2:
; VFP2: vneg.f32 s{{.*}}, s{{.*}}
; NFP1-LABEL: test2:
; NFP1: vneg.f32 d{{.*}}, d{{.*}}
; NFP0-LABEL: test2:
; NFP0: vneg.f32 s{{.*}}, s{{.*}}
; CORTEXA8-LABEL: test2:
; CORTEXA8: vneg.f32 s{{.*}}, s{{.*}}
; CORTEXA8U-LABEL: test2:
; CORTEXA8U: vneg.f32 d{{.*}}, d{{.*}}
; CORTEXA9-LABEL: test2:
; CORTEXA9: vneg.f32 s{{.*}}, s{{.*}}