1; RUN: llc -march=amdgcn -mtriple=amdgcn---amdgiz -mcpu=verde -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s 2; RUN: llc -march=amdgcn -mtriple=amdgcn---amdgiz -mcpu=verde -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s 3; RUN: llc -march=amdgcn -mtriple=amdgcn---amdgiz -mcpu=tonga -mattr=-promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-ALLOCA -check-prefix=SI -check-prefix=FUNC %s 4; RUN: llc -march=amdgcn -mtriple=amdgcn---amdgiz -mcpu=tonga -mattr=+promote-alloca -verify-machineinstrs < %s | FileCheck -check-prefix=SI-PROMOTE -check-prefix=SI -check-prefix=FUNC %s 5; RUN: llc -march=r600 -mtriple=r600---amdgiz -mcpu=redwood < %s | FileCheck --check-prefix=EG -check-prefix=FUNC %s 6; RUN: opt -S -mtriple=amdgcn---amdgiz -amdgpu-promote-alloca -sroa -instcombine < %s | FileCheck -check-prefix=OPT %s 7target datalayout = "A5" 8 9; OPT-LABEL: @vector_read( 10; OPT: %0 = extractelement <4 x i32> <i32 0, i32 1, i32 2, i32 3>, i32 %index 11; OPT: store i32 %0, i32 addrspace(1)* %out, align 4 12 13; FUNC-LABEL: {{^}}vector_read: 14; EG: MOV 15; EG: MOV 16; EG: MOV 17; EG: MOV 18; EG: MOVA_INT 19define amdgpu_kernel void @vector_read(i32 addrspace(1)* %out, i32 %index) { 20entry: 21 %tmp = alloca [4 x i32], addrspace(5) 22 %x = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 0 23 %y = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 1 24 %z = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 2 25 %w = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 3 26 store i32 0, i32 addrspace(5)* %x 27 store i32 1, i32 addrspace(5)* %y 28 store i32 2, i32 addrspace(5)* %z 29 store i32 3, i32 addrspace(5)* %w 30 %tmp1 = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 %index 31 %tmp2 = load i32, i32 addrspace(5)* %tmp1 32 store i32 %tmp2, i32 addrspace(1)* %out 33 ret void 34} 35 36; OPT-LABEL: @vector_write( 37; OPT: %0 = insertelement <4 x i32> zeroinitializer, i32 1, i32 %w_index 38; OPT: %1 = extractelement <4 x i32> %0, i32 %r_index 39; OPT: store i32 %1, i32 addrspace(1)* %out, align 4 40 41; FUNC-LABEL: {{^}}vector_write: 42; EG: MOV 43; EG: MOV 44; EG: MOV 45; EG: MOV 46; EG: MOVA_INT 47; EG: MOVA_INT 48define amdgpu_kernel void @vector_write(i32 addrspace(1)* %out, i32 %w_index, i32 %r_index) { 49entry: 50 %tmp = alloca [4 x i32], addrspace(5) 51 %x = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 0 52 %y = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 1 53 %z = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 2 54 %w = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 3 55 store i32 0, i32 addrspace(5)* %x 56 store i32 0, i32 addrspace(5)* %y 57 store i32 0, i32 addrspace(5)* %z 58 store i32 0, i32 addrspace(5)* %w 59 %tmp1 = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 %w_index 60 store i32 1, i32 addrspace(5)* %tmp1 61 %tmp2 = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 %r_index 62 %tmp3 = load i32, i32 addrspace(5)* %tmp2 63 store i32 %tmp3, i32 addrspace(1)* %out 64 ret void 65} 66 67; This test should be optimize to: 68; store i32 0, i32 addrspace(1)* %out 69 70; OPT-LABEL: @bitcast_gep( 71; OPT-LABEL: store i32 0, i32 addrspace(1)* %out, align 4 72 73; FUNC-LABEL: {{^}}bitcast_gep: 74; EG: STORE_RAW 75define amdgpu_kernel void @bitcast_gep(i32 addrspace(1)* %out, i32 %w_index, i32 %r_index) { 76entry: 77 %tmp = alloca [4 x i32], addrspace(5) 78 %x = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 0 79 %y = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 1 80 %z = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 2 81 %w = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 3 82 store i32 0, i32 addrspace(5)* %x 83 store i32 0, i32 addrspace(5)* %y 84 store i32 0, i32 addrspace(5)* %z 85 store i32 0, i32 addrspace(5)* %w 86 %tmp1 = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 1 87 %tmp2 = bitcast i32 addrspace(5)* %tmp1 to [4 x i32] addrspace(5)* 88 %tmp3 = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp2, i32 0, i32 0 89 %tmp4 = load i32, i32 addrspace(5)* %tmp3 90 store i32 %tmp4, i32 addrspace(1)* %out 91 ret void 92} 93 94; OPT-LABEL: @vector_read_bitcast_gep( 95; OPT: %0 = extractelement <4 x i32> <i32 1065353216, i32 1, i32 2, i32 3>, i32 %index 96; OPT: store i32 %0, i32 addrspace(1)* %out, align 4 97define amdgpu_kernel void @vector_read_bitcast_gep(i32 addrspace(1)* %out, i32 %index) { 98entry: 99 %tmp = alloca [4 x i32], addrspace(5) 100 %x = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 0 101 %y = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 1 102 %z = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 2 103 %w = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 3 104 %bc = bitcast i32 addrspace(5)* %x to float addrspace(5)* 105 store float 1.0, float addrspace(5)* %bc 106 store i32 1, i32 addrspace(5)* %y 107 store i32 2, i32 addrspace(5)* %z 108 store i32 3, i32 addrspace(5)* %w 109 %tmp1 = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 %index 110 %tmp2 = load i32, i32 addrspace(5)* %tmp1 111 store i32 %tmp2, i32 addrspace(1)* %out 112 ret void 113} 114 115; FIXME: Should be able to promote this. Instcombine should fold the 116; cast in the hasOneUse case so it might not matter in practice 117 118; OPT-LABEL: @vector_read_bitcast_alloca( 119; OPT: alloca [4 x float] 120; OPT: store float 121; OPT: store float 122; OPT: store float 123; OPT: store float 124; OPT: load float 125define amdgpu_kernel void @vector_read_bitcast_alloca(float addrspace(1)* %out, i32 %index) { 126entry: 127 %tmp = alloca [4 x i32], addrspace(5) 128 %tmp.bc = bitcast [4 x i32] addrspace(5)* %tmp to [4 x float] addrspace(5)* 129 %x = getelementptr inbounds [4 x float], [4 x float] addrspace(5)* %tmp.bc, i32 0, i32 0 130 %y = getelementptr inbounds [4 x float], [4 x float] addrspace(5)* %tmp.bc, i32 0, i32 1 131 %z = getelementptr inbounds [4 x float], [4 x float] addrspace(5)* %tmp.bc, i32 0, i32 2 132 %w = getelementptr inbounds [4 x float], [4 x float] addrspace(5)* %tmp.bc, i32 0, i32 3 133 store float 0.0, float addrspace(5)* %x 134 store float 1.0, float addrspace(5)* %y 135 store float 2.0, float addrspace(5)* %z 136 store float 4.0, float addrspace(5)* %w 137 %tmp1 = getelementptr inbounds [4 x float], [4 x float] addrspace(5)* %tmp.bc, i32 0, i32 %index 138 %tmp2 = load float, float addrspace(5)* %tmp1 139 store float %tmp2, float addrspace(1)* %out 140 ret void 141} 142 143; The pointer arguments in local address space should not affect promotion to vector. 144 145; OPT-LABEL: @vector_read_with_local_arg( 146; OPT: %0 = extractelement <4 x i32> <i32 0, i32 1, i32 2, i32 3>, i32 %index 147; OPT: store i32 %0, i32 addrspace(1)* %out, align 4 148define amdgpu_kernel void @vector_read_with_local_arg(i32 addrspace(3)* %stopper, i32 addrspace(1)* %out, i32 %index) { 149entry: 150 %tmp = alloca [4 x i32], addrspace(5) 151 %x = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 0 152 %y = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 1 153 %z = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 2 154 %w = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 3 155 store i32 0, i32 addrspace(5)* %x 156 store i32 1, i32 addrspace(5)* %y 157 store i32 2, i32 addrspace(5)* %z 158 store i32 3, i32 addrspace(5)* %w 159 %tmp1 = getelementptr [4 x i32], [4 x i32] addrspace(5)* %tmp, i32 0, i32 %index 160 %tmp2 = load i32, i32 addrspace(5)* %tmp1 161 store i32 %tmp2, i32 addrspace(1)* %out 162 ret void 163} 164