1 ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s 2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s 3 ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s 4 5 ; FUNC-LABEL: {{^}}fneg_fabs_fadd_f32: 6 ; SI-NOT: and 7 ; SI: v_sub_f32_e64 {{v[0-9]+}}, {{s[0-9]+}}, |{{v[0-9]+}}| 8 define void @fneg_fabs_fadd_f32(float addrspace(1)* %out, float %x, float %y) { 9 %fabs = call float @llvm.fabs.f32(float %x) 10 %fsub = fsub float -0.000000e+00, %fabs 11 %fadd = fadd float %y, %fsub 12 store float %fadd, float addrspace(1)* %out, align 4 13 ret void 14 } 15 16 ; FUNC-LABEL: {{^}}fneg_fabs_fmul_f32: 17 ; SI-NOT: and 18 ; SI: v_mul_f32_e64 {{v[0-9]+}}, {{s[0-9]+}}, -|{{v[0-9]+}}| 19 ; SI-NOT: and 20 define void @fneg_fabs_fmul_f32(float addrspace(1)* %out, float %x, float %y) { 21 %fabs = call float @llvm.fabs.f32(float %x) 22 %fsub = fsub float -0.000000e+00, %fabs 23 %fmul = fmul float %y, %fsub 24 store float %fmul, float addrspace(1)* %out, align 4 25 ret void 26 } 27 28 ; DAGCombiner will transform: 29 ; (fabs (f32 bitcast (i32 a))) => (f32 bitcast (and (i32 a), 0x7FFFFFFF)) 30 ; unless isFabsFree returns true 31 32 ; FUNC-LABEL: {{^}}fneg_fabs_free_f32: 33 ; R600-NOT: AND 34 ; R600: |PV.{{[XYZW]}}| 35 ; R600: -PV 36 37 ; SI: s_or_b32 s{{[0-9]+}}, s{{[0-9]+}}, 0x80000000 38 define void @fneg_fabs_free_f32(float addrspace(1)* %out, i32 %in) { 39 %bc = bitcast i32 %in to float 40 %fabs = call float @llvm.fabs.f32(float %bc) 41 %fsub = fsub float -0.000000e+00, %fabs 42 store float %fsub, float addrspace(1)* %out 43 ret void 44 } 45 46 ; FUNC-LABEL: {{^}}fneg_fabs_fn_free_f32: 47 ; R600-NOT: AND 48 ; R600: |PV.{{[XYZW]}}| 49 ; R600: -PV 50 51 ; SI: s_or_b32 s{{[0-9]+}}, s{{[0-9]+}}, 0x80000000 52 define void @fneg_fabs_fn_free_f32(float addrspace(1)* %out, i32 %in) { 53 %bc = bitcast i32 %in to float 54 %fabs = call float @fabs(float %bc) 55 %fsub = fsub float -0.000000e+00, %fabs 56 store float %fsub, float addrspace(1)* %out 57 ret void 58 } 59 60 ; FUNC-LABEL: {{^}}fneg_fabs_f32: 61 ; SI: s_or_b32 s{{[0-9]+}}, s{{[0-9]+}}, 0x80000000 62 define void @fneg_fabs_f32(float addrspace(1)* %out, float %in) { 63 %fabs = call float @llvm.fabs.f32(float %in) 64 %fsub = fsub float -0.000000e+00, %fabs 65 store float %fsub, float addrspace(1)* %out, align 4 66 ret void 67 } 68 69 ; FUNC-LABEL: {{^}}v_fneg_fabs_f32: 70 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 71 define void @v_fneg_fabs_f32(float addrspace(1)* %out, float addrspace(1)* %in) { 72 %val = load float, float addrspace(1)* %in, align 4 73 %fabs = call float @llvm.fabs.f32(float %val) 74 %fsub = fsub float -0.000000e+00, %fabs 75 store float %fsub, float addrspace(1)* %out, align 4 76 ret void 77 } 78 79 ; FUNC-LABEL: {{^}}fneg_fabs_v2f32: 80 ; R600: |{{(PV|T[0-9])\.[XYZW]}}| 81 ; R600: -PV 82 ; R600: |{{(PV|T[0-9])\.[XYZW]}}| 83 ; R600: -PV 84 85 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 86 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 87 define void @fneg_fabs_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %in) { 88 %fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %in) 89 %fsub = fsub <2 x float> <float -0.000000e+00, float -0.000000e+00>, %fabs 90 store <2 x float> %fsub, <2 x float> addrspace(1)* %out 91 ret void 92 } 93 94 ; FUNC-LABEL: {{^}}fneg_fabs_v4f32: 95 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 96 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 97 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 98 ; SI: v_or_b32_e32 v{{[0-9]+}}, 0x80000000, v{{[0-9]+}} 99 define void @fneg_fabs_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %in) { 100 %fabs = call <4 x float> @llvm.fabs.v4f32(<4 x float> %in) 101 %fsub = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %fabs 102 store <4 x float> %fsub, <4 x float> addrspace(1)* %out 103 ret void 104 } 105 106 declare float @fabs(float) readnone 107 declare float @llvm.fabs.f32(float) readnone 108 declare <2 x float> @llvm.fabs.v2f32(<2 x float>) readnone 109 declare <4 x float> @llvm.fabs.v4f32(<4 x float>) readnone 110
