mirror of
https://github.com/c64scene-ar/llvm-6502.git
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1cb47b9afe
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176772 91177308-0d34-0410-b5e6-96231b3b80d8
58 lines
1.0 KiB
LLVM
58 lines
1.0 KiB
LLVM
; RUN: llc -march=x86-64 -mattr=+avx,-fma4 -mtriple=x86_64-apple-darwin -enable-unsafe-fp-math < %s | FileCheck %s
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; CHECK: test1
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define float @test1(float %a) {
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; CHECK-NOT: addss
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; CHECK: mulss
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; CHECK-NOT: addss
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; CHECK: ret
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%t1 = fadd float %a, %a
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%r = fadd float %t1, %t1
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ret float %r
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}
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; CHECK: test2
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define float @test2(float %a) {
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; CHECK-NOT: addss
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; CHECK: mulss
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; CHECK-NOT: addss
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; CHECK: ret
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%t1 = fmul float 4.0, %a
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%t2 = fadd float %a, %a
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%r = fadd float %t1, %t2
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ret float %r
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}
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; CHECK: test3
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define float @test3(float %a) {
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; CHECK-NOT: addss
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; CHECK: xorps
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; CHECK-NOT: addss
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; CHECK: ret
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%t1 = fmul float 2.0, %a
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%t2 = fadd float %a, %a
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%r = fsub float %t1, %t2
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ret float %r
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}
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; CHECK: test4
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define float @test4(float %a) {
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; CHECK-NOT: fma
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; CHECK-NOT: mul
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; CHECK-NOT: add
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; CHECK: ret
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%t1 = fmul float %a, 0.0
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%t2 = fadd float %a, %t1
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ret float %t2
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}
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; CHECK: test5
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define float @test5(float %a) {
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; CHECK-NOT: add
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; CHECK: vxorps
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; CHECK: ret
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%t1 = fsub float -0.0, %a
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%t2 = fadd float %a, %t1
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ret float %t2
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}
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