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25 lines
716 B
LLVM
25 lines
716 B
LLVM
; RUN: llc < %s -march=arm -mattr=+vfp2 | FileCheck %s
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; RUN: llc < %s -march=arm -mattr=+neon -arm-use-neon-fp=1 | FileCheck %s
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; RUN: llc < %s -march=arm -mattr=+neon -arm-use-neon-fp=0 | FileCheck %s
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; RUN: llc < %s -march=arm -mcpu=cortex-a8 | FileCheck %s
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; RUN: llc < %s -march=arm -mcpu=cortex-a9 | FileCheck %s
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define float @test1(float %acc, float %a, float %b) nounwind {
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; CHECK: fnmscs s2, s1, s0
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entry:
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%0 = fmul float %a, %b
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%1 = fsub float -0.0, %0
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%2 = fsub float %1, %acc
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ret float %2
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}
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define float @test2(float %acc, float %a, float %b) nounwind {
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; CHECK: fnmscs s2, s1, s0
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entry:
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%0 = fmul float %a, %b
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%1 = fmul float -1.0, %0
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%2 = fsub float %1, %acc
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ret float %2
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}
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