112 lines
5.1 KiB
LLVM
112 lines
5.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+fma4,-fma | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+fma4,+fma | FileCheck %s
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declare <4 x float> @llvm.x86.fma4.vfmadd.ss(<4 x float> %a, <4 x float> %b, <4 x float> %c)
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declare <2 x double> @llvm.x86.fma4.vfmadd.sd(<2 x double> %a, <2 x double> %b, <2 x double> %c)
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; TODO this can be negated
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define <4 x float> @test1(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
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; CHECK-LABEL: test1:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfmaddss {{.*#+}} xmm0 = (xmm0 * xmm1) + xmm2
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; CHECK-NEXT: vxorps {{.*}}(%rip), %xmm0, %xmm0
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; CHECK-NEXT: retq
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%res = tail call <4 x float> @llvm.x86.fma4.vfmadd.ss(<4 x float> %a, <4 x float> %b, <4 x float> %c)
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%sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %res
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ret <4 x float> %sub.i
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}
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define <4 x float> @test2(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
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; CHECK-LABEL: test2:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfmsubss {{.*#+}} xmm0 = (xmm0 * xmm1) - xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %c
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%res = tail call <4 x float> @llvm.x86.fma4.vfmadd.ss(<4 x float> %a, <4 x float> %b, <4 x float> %sub.i)
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ret <4 x float> %res
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}
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define <4 x float> @test3(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
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; CHECK-LABEL: test3:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfnmaddss {{.*#+}} xmm0 = -(xmm0 * xmm1) + xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
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%res = tail call <4 x float> @llvm.x86.fma4.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %c)
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ret <4 x float> %res
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}
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define <4 x float> @test4(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
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; CHECK-LABEL: test4:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfnmaddss {{.*#+}} xmm0 = -(xmm0 * xmm1) + xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %a
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%res = tail call <4 x float> @llvm.x86.fma4.vfmadd.ss(<4 x float> %sub.i, <4 x float> %b, <4 x float> %c)
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ret <4 x float> %res
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}
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define <4 x float> @test5(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
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; CHECK-LABEL: test5:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfnmsubss {{.*#+}} xmm0 = -(xmm0 * xmm1) - xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %a
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%sub.i.2 = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %c
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%res = tail call <4 x float> @llvm.x86.fma4.vfmadd.ss(<4 x float> %sub.i, <4 x float> %b, <4 x float> %sub.i.2)
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ret <4 x float> %res
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}
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define <2 x double> @test6(<2 x double> %a, <2 x double> %b, <2 x double> %c) {
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; CHECK-LABEL: test6:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfmaddsd {{.*#+}} xmm0 = (xmm0 * xmm1) + xmm2
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; CHECK-NEXT: vxorpd {{.*}}(%rip), %xmm0, %xmm0
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; CHECK-NEXT: retq
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%res = tail call <2 x double> @llvm.x86.fma4.vfmadd.sd(<2 x double> %a, <2 x double> %b, <2 x double> %c)
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %res
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ret <2 x double> %sub.i
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}
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define <2 x double> @test7(<2 x double> %a, <2 x double> %b, <2 x double> %c) {
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; CHECK-LABEL: test7:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfmsubsd {{.*#+}} xmm0 = (xmm0 * xmm1) - xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %c
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%res = tail call <2 x double> @llvm.x86.fma4.vfmadd.sd(<2 x double> %a, <2 x double> %b, <2 x double> %sub.i)
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ret <2 x double> %res
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}
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define <2 x double> @test8(<2 x double> %a, <2 x double> %b, <2 x double> %c) {
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; CHECK-LABEL: test8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfnmaddsd {{.*#+}} xmm0 = -(xmm0 * xmm1) + xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %b
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%res = tail call <2 x double> @llvm.x86.fma4.vfmadd.sd(<2 x double> %a, <2 x double> %sub.i, <2 x double> %c)
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ret <2 x double> %res
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}
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define <2 x double> @test9(<2 x double> %a, <2 x double> %b, <2 x double> %c) {
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; CHECK-LABEL: test9:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfnmaddsd {{.*#+}} xmm0 = -(xmm0 * xmm1) + xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %a
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%res = tail call <2 x double> @llvm.x86.fma4.vfmadd.sd(<2 x double> %sub.i, <2 x double> %b, <2 x double> %c)
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ret <2 x double> %res
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}
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define <2 x double> @test10(<2 x double> %a, <2 x double> %b, <2 x double> %c) {
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; CHECK-LABEL: test10:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vfnmsubsd {{.*#+}} xmm0 = -(xmm0 * xmm1) - xmm2
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; CHECK-NEXT: retq
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %a
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%sub.i.2 = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %c
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%res = tail call <2 x double> @llvm.x86.fma4.vfmadd.sd(<2 x double> %sub.i, <2 x double> %b, <2 x double> %sub.i.2)
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ret <2 x double> %res
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}
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