; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX ; ; NOTE: this is generated by utils/update_llc_test_checks.py but we can't check NAN types (PR30443), ; so we need to edit it to remove the NAN constant comments ; ; fabs(c1) -> c2 define float @combine_fabs_constant() { ; SSE-LABEL: combine_fabs_constant: ; SSE: # %bb.0: ; SSE-NEXT: movss {{.*#+}} xmm0 = [2.0E+0,0.0E+0,0.0E+0,0.0E+0] ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_constant: ; AVX: # %bb.0: ; AVX-NEXT: vmovss {{.*#+}} xmm0 = [2.0E+0,0.0E+0,0.0E+0,0.0E+0] ; AVX-NEXT: retq %1 = call float @llvm.fabs.f32(float -2.0) ret float %1 } define <4 x float> @combine_vec_fabs_constant() { ; SSE-LABEL: combine_vec_fabs_constant: ; SSE: # %bb.0: ; SSE-NEXT: movaps {{.*#+}} xmm0 = [0.0E+0,0.0E+0,2.0E+0,2.0E+0] ; SSE-NEXT: retq ; ; AVX-LABEL: combine_vec_fabs_constant: ; AVX: # %bb.0: ; AVX-NEXT: vmovaps {{.*#+}} xmm0 = [0.0E+0,0.0E+0,2.0E+0,2.0E+0] ; AVX-NEXT: retq %1 = call <4 x float> @llvm.fabs.v4f32(<4 x float> ) ret <4 x float> %1 } ; fabs(fabs(x)) -> fabs(x) define float @combine_fabs_fabs(float %a) { ; SSE-LABEL: combine_fabs_fabs: ; SSE: # %bb.0: ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_fabs: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0 ; AVX-NEXT: retq %1 = call float @llvm.fabs.f32(float %a) %2 = call float @llvm.fabs.f32(float %1) ret float %2 } define <4 x float> @combine_vec_fabs_fabs(<4 x float> %a) { ; SSE-LABEL: combine_vec_fabs_fabs: ; SSE: # %bb.0: ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: combine_vec_fabs_fabs: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0 ; AVX-NEXT: retq %1 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %a) %2 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %1) ret <4 x float> %2 } ; fabs(fneg(x)) -> fabs(x) define float @combine_fabs_fneg(float %a) { ; SSE-LABEL: combine_fabs_fneg: ; SSE: # %bb.0: ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_fneg: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0 ; AVX-NEXT: retq %1 = fsub float -0.0, %a %2 = call float @llvm.fabs.f32(float %1) ret float %2 } define <4 x float> @combine_vec_fabs_fneg(<4 x float> %a) { ; SSE-LABEL: combine_vec_fabs_fneg: ; SSE: # %bb.0: ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: combine_vec_fabs_fneg: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0 ; AVX-NEXT: retq %1 = fsub <4 x float> , %a %2 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %1) ret <4 x float> %2 } ; fabs(fcopysign(x, y)) -> fabs(x) define float @combine_fabs_fcopysign(float %a, float %b) { ; SSE-LABEL: combine_fabs_fcopysign: ; SSE: # %bb.0: ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_fcopysign: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0 ; AVX-NEXT: retq %1 = call float @llvm.copysign.f32(float %a, float %b) %2 = call float @llvm.fabs.f32(float %1) ret float %2 } define <4 x float> @combine_vec_fabs_fcopysign(<4 x float> %a, <4 x float> %b) { ; SSE-LABEL: combine_vec_fabs_fcopysign: ; SSE: # %bb.0: ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: combine_vec_fabs_fcopysign: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0 ; AVX-NEXT: retq %1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %a, <4 x float> %b) %2 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %1) ret <4 x float> %2 } ; store(fabs(load())) - convert scalar to integer define void @combine_fabs_int_rmw_f64(ptr %ptr) { ; SSE-LABEL: combine_fabs_int_rmw_f64: ; SSE: # %bb.0: ; SSE-NEXT: andb $127, 7(%rdi) ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_int_rmw_f64: ; AVX: # %bb.0: ; AVX-NEXT: andb $127, 7(%rdi) ; AVX-NEXT: retq %1 = load double, ptr %ptr %2 = call double @llvm.fabs.f64(double %1) store double %2, ptr %ptr ret void } define void @combine_fabs_int_f32(ptr %src, ptr %dst) { ; SSE-LABEL: combine_fabs_int_f32: ; SSE: # %bb.0: ; SSE-NEXT: movl $2147483647, %eax # imm = 0x7FFFFFFF ; SSE-NEXT: andl (%rdi), %eax ; SSE-NEXT: movl %eax, (%rsi) ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_int_f32: ; AVX: # %bb.0: ; AVX-NEXT: movl $2147483647, %eax # imm = 0x7FFFFFFF ; AVX-NEXT: andl (%rdi), %eax ; AVX-NEXT: movl %eax, (%rsi) ; AVX-NEXT: retq %1 = load float, ptr %src %2 = call float @llvm.fabs.f32(float %1) store float %2, ptr %dst ret void } define void @combine_fabs_int_rmw_bfloat(ptr %ptr) nounwind { ; SSE-LABEL: combine_fabs_int_rmw_bfloat: ; SSE: # %bb.0: ; SSE-NEXT: andb $127, 1(%rdi) ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_int_rmw_bfloat: ; AVX: # %bb.0: ; AVX-NEXT: andb $127, 1(%rdi) ; AVX-NEXT: retq %1 = load bfloat, ptr %ptr %2 = call bfloat @llvm.fabs.bf16(bfloat %1) store bfloat %2, ptr %ptr ret void } define void @combine_fabs_int_half(ptr %src, ptr %dst) nounwind { ; SSE-LABEL: combine_fabs_int_half: ; SSE: # %bb.0: ; SSE-NEXT: movzwl (%rdi), %eax ; SSE-NEXT: andl $32767, %eax # imm = 0x7FFF ; SSE-NEXT: movw %ax, (%rsi) ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_int_half: ; AVX: # %bb.0: ; AVX-NEXT: movzwl (%rdi), %eax ; AVX-NEXT: andl $32767, %eax # imm = 0x7FFF ; AVX-NEXT: movw %ax, (%rsi) ; AVX-NEXT: retq %1 = load half, ptr %src %2 = call half @llvm.fabs.f16(half %1) store half %2, ptr %dst ret void } ; don't convert vector to scalar define void @combine_fabs_vec_int_v4f32(ptr %src, ptr %dst) { ; SSE-LABEL: combine_fabs_vec_int_v4f32: ; SSE: # %bb.0: ; SSE-NEXT: movaps (%rdi), %xmm0 ; SSE-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0 ; SSE-NEXT: movaps %xmm0, (%rsi) ; SSE-NEXT: retq ; ; AVX-LABEL: combine_fabs_vec_int_v4f32: ; AVX: # %bb.0: ; AVX-NEXT: vbroadcastss {{.*#+}} xmm0 = [NaN,NaN,NaN,NaN] ; AVX-NEXT: vandps (%rdi), %xmm0, %xmm0 ; AVX-NEXT: vmovaps %xmm0, (%rsi) ; AVX-NEXT: retq %1 = load <4 x float>, ptr %src %2 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %1) store <4 x float> %2, ptr %dst ret void } declare float @llvm.fabs.f32(float %p) declare float @llvm.copysign.f32(float %Mag, float %Sgn) declare <4 x float> @llvm.fabs.v4f32(<4 x float> %p) declare <4 x float> @llvm.copysign.v4f32(<4 x float> %Mag, <4 x float> %Sgn)