690 lines
28 KiB
LLVM
690 lines
28 KiB
LLVM
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs -amdgpu-load-store-vectorizer=0 < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=GCN-AA %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=bonaire -verify-machineinstrs -amdgpu-load-store-vectorizer=0 < %s | FileCheck -check-prefix=CI -check-prefix=GCN -check-prefix=GCN-AA %s
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; This test is mostly to test DAG store merging, so disable the vectorizer.
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; Run with devices with different unaligned load restrictions.
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; TODO: Vector element tests
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; TODO: Non-zero base offset for load and store combinations
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; TODO: Same base addrspacecasted
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i8:
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; GCN: buffer_store_short
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; GCN: s_endpgm
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define amdgpu_kernel void @merge_global_store_2_constants_i8(i8 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i32 1
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store i8 123, i8 addrspace(1)* %out.gep.1
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store i8 456, i8 addrspace(1)* %out, align 2
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i8_natural_align:
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; GCN: buffer_store_byte
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; GCN: buffer_store_byte
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; GCN: s_endpgm
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define amdgpu_kernel void @merge_global_store_2_constants_i8_natural_align(i8 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i32 1
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store i8 123, i8 addrspace(1)* %out.gep.1
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store i8 456, i8 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i16:
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; GCN: buffer_store_dword v
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define amdgpu_kernel void @merge_global_store_2_constants_i16(i16 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i16, i16 addrspace(1)* %out, i32 1
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store i16 123, i16 addrspace(1)* %out.gep.1
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store i16 456, i16 addrspace(1)* %out, align 4
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_0_i16:
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; GCN: buffer_store_dword v
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define amdgpu_kernel void @merge_global_store_2_constants_0_i16(i16 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i16, i16 addrspace(1)* %out, i32 1
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store i16 0, i16 addrspace(1)* %out.gep.1
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store i16 0, i16 addrspace(1)* %out, align 4
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i16_natural_align:
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; GCN: buffer_store_short
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; GCN: buffer_store_short
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; GCN: s_endpgm
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define amdgpu_kernel void @merge_global_store_2_constants_i16_natural_align(i16 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i16, i16 addrspace(1)* %out, i32 1
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store i16 123, i16 addrspace(1)* %out.gep.1
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store i16 456, i16 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i32:
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; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x1c8
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; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x7b
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; GCN: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}}
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define amdgpu_kernel void @merge_global_store_2_constants_i32(i32 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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store i32 123, i32 addrspace(1)* %out.gep.1
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store i32 456, i32 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i32_f32:
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; GCN: buffer_store_dwordx2
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define amdgpu_kernel void @merge_global_store_2_constants_i32_f32(i32 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%out.gep.1.bc = bitcast i32 addrspace(1)* %out.gep.1 to float addrspace(1)*
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store float 1.0, float addrspace(1)* %out.gep.1.bc
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store i32 456, i32 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_f32_i32:
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; GCN-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], 4.0
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; GCN-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], 0x7b
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; GCN: buffer_store_dwordx2 v{{\[}}[[VLO]]:[[VHI]]{{\]}}
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define amdgpu_kernel void @merge_global_store_2_constants_f32_i32(float addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
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%out.gep.1.bc = bitcast float addrspace(1)* %out.gep.1 to i32 addrspace(1)*
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store i32 123, i32 addrspace(1)* %out.gep.1.bc
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store float 4.0, float addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_constants_i32:
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; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x14d{{$}}
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; GCN-DAG: v_mov_b32_e32 v{{[0-9]+}}, 0x1c8{{$}}
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; GCN-DAG: v_mov_b32_e32 v{{[0-9]+}}, 0x7b{{$}}
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; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x4d2{{$}}
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; GCN: buffer_store_dwordx4 v{{\[}}[[LO]]:[[HI]]{{\]}}
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define amdgpu_kernel void @merge_global_store_4_constants_i32(i32 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
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%out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
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store i32 123, i32 addrspace(1)* %out.gep.1
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store i32 456, i32 addrspace(1)* %out.gep.2
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store i32 333, i32 addrspace(1)* %out.gep.3
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store i32 1234, i32 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_constants_f32_order:
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; GCN: buffer_store_dwordx4
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define amdgpu_kernel void @merge_global_store_4_constants_f32_order(float addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
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%out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
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store float 8.0, float addrspace(1)* %out
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store float 1.0, float addrspace(1)* %out.gep.1
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store float 2.0, float addrspace(1)* %out.gep.2
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store float 4.0, float addrspace(1)* %out.gep.3
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ret void
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}
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; First store is out of order.
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; GCN-LABEL: {{^}}merge_global_store_4_constants_f32:
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; GCN: buffer_store_dwordx4
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define amdgpu_kernel void @merge_global_store_4_constants_f32(float addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
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%out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
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store float 1.0, float addrspace(1)* %out.gep.1
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store float 2.0, float addrspace(1)* %out.gep.2
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store float 4.0, float addrspace(1)* %out.gep.3
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store float 8.0, float addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_constants_mixed_i32_f32:
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; GCN-AA: buffer_store_dwordx4 v
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; GCN: s_endpgm
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define amdgpu_kernel void @merge_global_store_4_constants_mixed_i32_f32(float addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
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%out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
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%out.gep.1.bc = bitcast float addrspace(1)* %out.gep.1 to i32 addrspace(1)*
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%out.gep.3.bc = bitcast float addrspace(1)* %out.gep.3 to i32 addrspace(1)*
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store i32 11, i32 addrspace(1)* %out.gep.1.bc
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store float 2.0, float addrspace(1)* %out.gep.2
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store i32 17, i32 addrspace(1)* %out.gep.3.bc
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store float 8.0, float addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_3_constants_i32:
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; SI-DAG: buffer_store_dwordx2
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; SI-DAG: buffer_store_dword v
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; CI-DAG: buffer_store_dwordx3
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; GCN-NOT: buffer_store_dword
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; GCN: s_endpgm
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define amdgpu_kernel void @merge_global_store_3_constants_i32(i32 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
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store i32 123, i32 addrspace(1)* %out.gep.1
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store i32 456, i32 addrspace(1)* %out.gep.2
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store i32 1234, i32 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_constants_i64:
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; GCN: buffer_store_dwordx4
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define amdgpu_kernel void @merge_global_store_2_constants_i64(i64 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i64, i64 addrspace(1)* %out, i64 1
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store i64 123, i64 addrspace(1)* %out.gep.1
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store i64 456, i64 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_constants_i64:
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; GCN: buffer_store_dwordx4
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; GCN: buffer_store_dwordx4
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define amdgpu_kernel void @merge_global_store_4_constants_i64(i64 addrspace(1)* %out) #0 {
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%out.gep.1 = getelementptr i64, i64 addrspace(1)* %out, i64 1
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%out.gep.2 = getelementptr i64, i64 addrspace(1)* %out, i64 2
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%out.gep.3 = getelementptr i64, i64 addrspace(1)* %out, i64 3
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store i64 123, i64 addrspace(1)* %out.gep.1
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store i64 456, i64 addrspace(1)* %out.gep.2
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store i64 333, i64 addrspace(1)* %out.gep.3
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store i64 1234, i64 addrspace(1)* %out
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_i32:
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; GCN: buffer_load_dwordx2 [[LOAD:v\[[0-9]+:[0-9]+\]]]
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; GCN: buffer_store_dwordx2 [[LOAD]]
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define amdgpu_kernel void @merge_global_store_2_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%lo = load i32, i32 addrspace(1)* %in
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%hi = load i32, i32 addrspace(1)* %in.gep.1
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store i32 %lo, i32 addrspace(1)* %out
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store i32 %hi, i32 addrspace(1)* %out.gep.1
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_i32_nonzero_base:
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; GCN: buffer_load_dwordx2 [[LOAD:v\[[0-9]+:[0-9]+\]]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
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; GCN: buffer_store_dwordx2 [[LOAD]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
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define amdgpu_kernel void @merge_global_store_2_adjacent_loads_i32_nonzero_base(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
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%in.gep.0 = getelementptr i32, i32 addrspace(1)* %in, i32 2
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%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 3
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%out.gep.0 = getelementptr i32, i32 addrspace(1)* %out, i32 2
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 3
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%lo = load i32, i32 addrspace(1)* %in.gep.0
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%hi = load i32, i32 addrspace(1)* %in.gep.1
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store i32 %lo, i32 addrspace(1)* %out.gep.0
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store i32 %hi, i32 addrspace(1)* %out.gep.1
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_shuffle_i32:
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; GCN: buffer_load_dwordx2 v
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; GCN: buffer_store_dwordx2 v
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define amdgpu_kernel void @merge_global_store_2_adjacent_loads_shuffle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%lo = load i32, i32 addrspace(1)* %in
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%hi = load i32, i32 addrspace(1)* %in.gep.1
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store i32 %hi, i32 addrspace(1)* %out
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store i32 %lo, i32 addrspace(1)* %out.gep.1
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i32:
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; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
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; GCN: buffer_store_dwordx4 [[LOAD]]
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define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
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%out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
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%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
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%in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
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%x = load i32, i32 addrspace(1)* %in
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%y = load i32, i32 addrspace(1)* %in.gep.1
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%z = load i32, i32 addrspace(1)* %in.gep.2
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%w = load i32, i32 addrspace(1)* %in.gep.3
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store i32 %x, i32 addrspace(1)* %out
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store i32 %y, i32 addrspace(1)* %out.gep.1
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store i32 %z, i32 addrspace(1)* %out.gep.2
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store i32 %w, i32 addrspace(1)* %out.gep.3
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_3_adjacent_loads_i32:
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; SI-DAG: buffer_load_dwordx2
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; SI-DAG: buffer_load_dword
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; CI-DAG: buffer_load_dwordx3
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; GCN: s_waitcnt
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; SI-DAG: buffer_store_dwordx2
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; SI-DAG: buffer_store_dword v
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; CI-DAG: buffer_store_dwordx3
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; GCN: s_endpgm
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define amdgpu_kernel void @merge_global_store_3_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
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%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
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%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
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%in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
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%x = load i32, i32 addrspace(1)* %in
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%y = load i32, i32 addrspace(1)* %in.gep.1
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%z = load i32, i32 addrspace(1)* %in.gep.2
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store i32 %x, i32 addrspace(1)* %out
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store i32 %y, i32 addrspace(1)* %out.gep.1
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store i32 %z, i32 addrspace(1)* %out.gep.2
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_f32:
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; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
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; GCN: buffer_store_dwordx4 [[LOAD]]
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define amdgpu_kernel void @merge_global_store_4_adjacent_loads_f32(float addrspace(1)* %out, float addrspace(1)* %in) #0 {
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%out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
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%out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
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%out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
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%in.gep.1 = getelementptr float, float addrspace(1)* %in, i32 1
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%in.gep.2 = getelementptr float, float addrspace(1)* %in, i32 2
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%in.gep.3 = getelementptr float, float addrspace(1)* %in, i32 3
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%x = load float, float addrspace(1)* %in
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%y = load float, float addrspace(1)* %in.gep.1
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%z = load float, float addrspace(1)* %in.gep.2
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%w = load float, float addrspace(1)* %in.gep.3
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store float %x, float addrspace(1)* %out
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store float %y, float addrspace(1)* %out.gep.1
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store float %z, float addrspace(1)* %out.gep.2
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store float %w, float addrspace(1)* %out.gep.3
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ret void
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}
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; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i32_nonzero_base:
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; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:44
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; GCN: buffer_store_dwordx4 [[LOAD]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:28
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define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i32_nonzero_base(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
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%in.gep.0 = getelementptr i32, i32 addrspace(1)* %in, i32 11
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%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 12
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%in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 13
|
|
%in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 14
|
|
%out.gep.0 = getelementptr i32, i32 addrspace(1)* %out, i32 7
|
|
%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 8
|
|
%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 9
|
|
%out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 10
|
|
|
|
%x = load i32, i32 addrspace(1)* %in.gep.0
|
|
%y = load i32, i32 addrspace(1)* %in.gep.1
|
|
%z = load i32, i32 addrspace(1)* %in.gep.2
|
|
%w = load i32, i32 addrspace(1)* %in.gep.3
|
|
|
|
store i32 %x, i32 addrspace(1)* %out.gep.0
|
|
store i32 %y, i32 addrspace(1)* %out.gep.1
|
|
store i32 %z, i32 addrspace(1)* %out.gep.2
|
|
store i32 %w, i32 addrspace(1)* %out.gep.3
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_inverse_i32:
|
|
; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
|
|
; GCN: s_barrier
|
|
; GCN: buffer_store_dwordx4 [[LOAD]]
|
|
define amdgpu_kernel void @merge_global_store_4_adjacent_loads_inverse_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
|
|
%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
|
|
%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
|
|
%out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
|
|
%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
|
|
%in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
|
|
%in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
|
|
|
|
%x = load i32, i32 addrspace(1)* %in
|
|
%y = load i32, i32 addrspace(1)* %in.gep.1
|
|
%z = load i32, i32 addrspace(1)* %in.gep.2
|
|
%w = load i32, i32 addrspace(1)* %in.gep.3
|
|
|
|
; Make sure the barrier doesn't stop this
|
|
tail call void @llvm.amdgcn.s.barrier() #1
|
|
|
|
store i32 %w, i32 addrspace(1)* %out.gep.3
|
|
store i32 %z, i32 addrspace(1)* %out.gep.2
|
|
store i32 %y, i32 addrspace(1)* %out.gep.1
|
|
store i32 %x, i32 addrspace(1)* %out
|
|
|
|
ret void
|
|
}
|
|
|
|
; TODO: Re-packing of loaded register required. Maybe an IR pass
|
|
; should catch this?
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_shuffle_i32:
|
|
; GCN: buffer_load_dwordx4 v
|
|
; GCN: s_barrier
|
|
; GCN: buffer_store_dwordx4 v
|
|
define amdgpu_kernel void @merge_global_store_4_adjacent_loads_shuffle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
|
|
%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
|
|
%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
|
|
%out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
|
|
%in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
|
|
%in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
|
|
%in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
|
|
|
|
%x = load i32, i32 addrspace(1)* %in
|
|
%y = load i32, i32 addrspace(1)* %in.gep.1
|
|
%z = load i32, i32 addrspace(1)* %in.gep.2
|
|
%w = load i32, i32 addrspace(1)* %in.gep.3
|
|
|
|
; Make sure the barrier doesn't stop this
|
|
tail call void @llvm.amdgcn.s.barrier() #1
|
|
|
|
store i32 %w, i32 addrspace(1)* %out
|
|
store i32 %z, i32 addrspace(1)* %out.gep.1
|
|
store i32 %y, i32 addrspace(1)* %out.gep.2
|
|
store i32 %x, i32 addrspace(1)* %out.gep.3
|
|
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i8:
|
|
; GCN: buffer_load_dword [[LOAD:v[0-9]+]]
|
|
; GCN: buffer_store_dword [[LOAD]]
|
|
; GCN: s_endpgm
|
|
define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i8(i8 addrspace(1)* %out, i8 addrspace(1)* %in) #0 {
|
|
%out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i8 1
|
|
%out.gep.2 = getelementptr i8, i8 addrspace(1)* %out, i8 2
|
|
%out.gep.3 = getelementptr i8, i8 addrspace(1)* %out, i8 3
|
|
%in.gep.1 = getelementptr i8, i8 addrspace(1)* %in, i8 1
|
|
%in.gep.2 = getelementptr i8, i8 addrspace(1)* %in, i8 2
|
|
%in.gep.3 = getelementptr i8, i8 addrspace(1)* %in, i8 3
|
|
|
|
%x = load i8, i8 addrspace(1)* %in, align 4
|
|
%y = load i8, i8 addrspace(1)* %in.gep.1
|
|
%z = load i8, i8 addrspace(1)* %in.gep.2
|
|
%w = load i8, i8 addrspace(1)* %in.gep.3
|
|
|
|
store i8 %x, i8 addrspace(1)* %out, align 4
|
|
store i8 %y, i8 addrspace(1)* %out.gep.1
|
|
store i8 %z, i8 addrspace(1)* %out.gep.2
|
|
store i8 %w, i8 addrspace(1)* %out.gep.3
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i8_natural_align:
|
|
; GCN: buffer_load_ubyte
|
|
; GCN: buffer_load_ubyte
|
|
; GCN: buffer_load_ubyte
|
|
; GCN: buffer_load_ubyte
|
|
; GCN: buffer_store_byte
|
|
; GCN: buffer_store_byte
|
|
; GCN: buffer_store_byte
|
|
; GCN: buffer_store_byte
|
|
; GCN: s_endpgm
|
|
define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i8_natural_align(i8 addrspace(1)* %out, i8 addrspace(1)* %in) #0 {
|
|
%out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i8 1
|
|
%out.gep.2 = getelementptr i8, i8 addrspace(1)* %out, i8 2
|
|
%out.gep.3 = getelementptr i8, i8 addrspace(1)* %out, i8 3
|
|
%in.gep.1 = getelementptr i8, i8 addrspace(1)* %in, i8 1
|
|
%in.gep.2 = getelementptr i8, i8 addrspace(1)* %in, i8 2
|
|
%in.gep.3 = getelementptr i8, i8 addrspace(1)* %in, i8 3
|
|
|
|
%x = load i8, i8 addrspace(1)* %in
|
|
%y = load i8, i8 addrspace(1)* %in.gep.1
|
|
%z = load i8, i8 addrspace(1)* %in.gep.2
|
|
%w = load i8, i8 addrspace(1)* %in.gep.3
|
|
|
|
store i8 %x, i8 addrspace(1)* %out
|
|
store i8 %y, i8 addrspace(1)* %out.gep.1
|
|
store i8 %z, i8 addrspace(1)* %out.gep.2
|
|
store i8 %w, i8 addrspace(1)* %out.gep.3
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_4_vector_elts_loads_v4i32:
|
|
; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
|
|
; GCN: buffer_store_dwordx4 [[LOAD]]
|
|
; GCN: s_endpgm
|
|
define amdgpu_kernel void @merge_global_store_4_vector_elts_loads_v4i32(i32 addrspace(1)* %out, <4 x i32> addrspace(1)* %in) #0 {
|
|
%out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
|
|
%out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
|
|
%out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
|
|
%vec = load <4 x i32>, <4 x i32> addrspace(1)* %in
|
|
|
|
%x = extractelement <4 x i32> %vec, i32 0
|
|
%y = extractelement <4 x i32> %vec, i32 1
|
|
%z = extractelement <4 x i32> %vec, i32 2
|
|
%w = extractelement <4 x i32> %vec, i32 3
|
|
|
|
store i32 %x, i32 addrspace(1)* %out
|
|
store i32 %y, i32 addrspace(1)* %out.gep.1
|
|
store i32 %z, i32 addrspace(1)* %out.gep.2
|
|
store i32 %w, i32 addrspace(1)* %out.gep.3
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_local_store_2_constants_i8:
|
|
; GCN: ds_write_b16
|
|
; GCN: s_endpgm
|
|
define amdgpu_kernel void @merge_local_store_2_constants_i8(i8 addrspace(3)* %out) #0 {
|
|
%out.gep.1 = getelementptr i8, i8 addrspace(3)* %out, i32 1
|
|
|
|
store i8 123, i8 addrspace(3)* %out.gep.1
|
|
store i8 456, i8 addrspace(3)* %out, align 2
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_local_store_2_constants_i32:
|
|
; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x1c8
|
|
; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x7b
|
|
; GCN: ds_write2_b32 v{{[0-9]+}}, v[[LO]], v[[HI]] offset1:1{{$}}
|
|
define amdgpu_kernel void @merge_local_store_2_constants_i32(i32 addrspace(3)* %out) #0 {
|
|
%out.gep.1 = getelementptr i32, i32 addrspace(3)* %out, i32 1
|
|
|
|
store i32 123, i32 addrspace(3)* %out.gep.1
|
|
store i32 456, i32 addrspace(3)* %out
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_local_store_4_constants_i32:
|
|
; GCN-DAG: v_mov_b32_e32 [[K2:v[0-9]+]], 0x1c8
|
|
; GCN-DAG: v_mov_b32_e32 [[K3:v[0-9]+]], 0x14d
|
|
; GCN-DAG: ds_write2_b32 v{{[0-9]+}}, [[K2]], [[K3]] offset0:2 offset1:3
|
|
|
|
; GCN-DAG: v_mov_b32_e32 [[K0:v[0-9]+]], 0x4d2
|
|
; GCN-DAG: v_mov_b32_e32 [[K1:v[0-9]+]], 0x7b
|
|
; GCN-DAG: ds_write2_b32 v{{[0-9]+}}, [[K0]], [[K1]] offset1:1
|
|
|
|
; GCN: s_endpgm
|
|
define amdgpu_kernel void @merge_local_store_4_constants_i32(i32 addrspace(3)* %out) #0 {
|
|
%out.gep.1 = getelementptr i32, i32 addrspace(3)* %out, i32 1
|
|
%out.gep.2 = getelementptr i32, i32 addrspace(3)* %out, i32 2
|
|
%out.gep.3 = getelementptr i32, i32 addrspace(3)* %out, i32 3
|
|
|
|
store i32 123, i32 addrspace(3)* %out.gep.1
|
|
store i32 456, i32 addrspace(3)* %out.gep.2
|
|
store i32 333, i32 addrspace(3)* %out.gep.3
|
|
store i32 1234, i32 addrspace(3)* %out
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_5_constants_i32:
|
|
; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 9{{$}}
|
|
; GCN-DAG: v_mov_b32_e32 v[[HI4:[0-9]+]], -12{{$}}
|
|
; GCN: buffer_store_dwordx4 v{{\[}}[[LO]]:[[HI4]]{{\]}}
|
|
; GCN: v_mov_b32_e32 v[[HI:[0-9]+]], 11{{$}}
|
|
; GCN: buffer_store_dword v[[HI]]
|
|
define amdgpu_kernel void @merge_global_store_5_constants_i32(i32 addrspace(1)* %out) {
|
|
store i32 9, i32 addrspace(1)* %out, align 4
|
|
%idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
|
|
store i32 12, i32 addrspace(1)* %idx1, align 4
|
|
%idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
|
|
store i32 16, i32 addrspace(1)* %idx2, align 4
|
|
%idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
|
|
store i32 -12, i32 addrspace(1)* %idx3, align 4
|
|
%idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
|
|
store i32 11, i32 addrspace(1)* %idx4, align 4
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_6_constants_i32:
|
|
; GCN: buffer_store_dwordx4
|
|
; GCN: buffer_store_dwordx2
|
|
define amdgpu_kernel void @merge_global_store_6_constants_i32(i32 addrspace(1)* %out) {
|
|
store i32 13, i32 addrspace(1)* %out, align 4
|
|
%idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
|
|
store i32 15, i32 addrspace(1)* %idx1, align 4
|
|
%idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
|
|
store i32 62, i32 addrspace(1)* %idx2, align 4
|
|
%idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
|
|
store i32 63, i32 addrspace(1)* %idx3, align 4
|
|
%idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
|
|
store i32 11, i32 addrspace(1)* %idx4, align 4
|
|
%idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
|
|
store i32 123, i32 addrspace(1)* %idx5, align 4
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_7_constants_i32:
|
|
; GCN: buffer_store_dwordx4
|
|
; SI-DAG: buffer_store_dwordx2
|
|
; CI: buffer_store_dwordx3
|
|
define amdgpu_kernel void @merge_global_store_7_constants_i32(i32 addrspace(1)* %out) {
|
|
store i32 34, i32 addrspace(1)* %out, align 4
|
|
%idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
|
|
store i32 999, i32 addrspace(1)* %idx1, align 4
|
|
%idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
|
|
store i32 65, i32 addrspace(1)* %idx2, align 4
|
|
%idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
|
|
store i32 33, i32 addrspace(1)* %idx3, align 4
|
|
%idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
|
|
store i32 98, i32 addrspace(1)* %idx4, align 4
|
|
%idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
|
|
store i32 91, i32 addrspace(1)* %idx5, align 4
|
|
%idx6 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 6
|
|
store i32 212, i32 addrspace(1)* %idx6, align 4
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}merge_global_store_8_constants_i32:
|
|
; GCN: buffer_store_dwordx4
|
|
; GCN: buffer_store_dwordx4
|
|
; GCN: s_endpgm
|
|
define amdgpu_kernel void @merge_global_store_8_constants_i32(i32 addrspace(1)* %out) {
|
|
store i32 34, i32 addrspace(1)* %out, align 4
|
|
%idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
|
|
store i32 999, i32 addrspace(1)* %idx1, align 4
|
|
%idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
|
|
store i32 65, i32 addrspace(1)* %idx2, align 4
|
|
%idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
|
|
store i32 33, i32 addrspace(1)* %idx3, align 4
|
|
%idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
|
|
store i32 98, i32 addrspace(1)* %idx4, align 4
|
|
%idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
|
|
store i32 91, i32 addrspace(1)* %idx5, align 4
|
|
%idx6 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 6
|
|
store i32 212, i32 addrspace(1)* %idx6, align 4
|
|
%idx7 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 7
|
|
store i32 999, i32 addrspace(1)* %idx7, align 4
|
|
ret void
|
|
}
|
|
|
|
; This requires handling of scalar_to_vector for v2i64 to avoid
|
|
; scratch usage.
|
|
; FIXME: Should do single load and store
|
|
|
|
; GCN-LABEL: {{^}}copy_v3i32_align4:
|
|
; GCN-NOT: SCRATCH_RSRC_DWORD
|
|
; SI-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
; SI-DAG: buffer_load_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
|
|
; CI-DAG: buffer_load_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
; GCN-NOT: offen
|
|
; GCN: s_waitcnt vmcnt
|
|
; GCN-NOT: offen
|
|
; SI-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
; SI-DAG: buffer_store_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
|
|
; CI-DAG: buffer_store_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
|
|
; GCN: ScratchSize: 0{{$}}
|
|
define amdgpu_kernel void @copy_v3i32_align4(<3 x i32> addrspace(1)* noalias %out, <3 x i32> addrspace(1)* noalias %in) #0 {
|
|
%vec = load <3 x i32>, <3 x i32> addrspace(1)* %in, align 4
|
|
store <3 x i32> %vec, <3 x i32> addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; GCN-LABEL: {{^}}copy_v3i64_align4:
|
|
; GCN-NOT: SCRATCH_RSRC_DWORD
|
|
; GCN-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
|
|
; GCN-NOT: offen
|
|
; GCN: s_waitcnt vmcnt
|
|
; GCN-NOT: offen
|
|
; GCN-DAG: buffer_store_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
|
|
; GCN: ScratchSize: 0{{$}}
|
|
define amdgpu_kernel void @copy_v3i64_align4(<3 x i64> addrspace(1)* noalias %out, <3 x i64> addrspace(1)* noalias %in) #0 {
|
|
%vec = load <3 x i64>, <3 x i64> addrspace(1)* %in, align 4
|
|
store <3 x i64> %vec, <3 x i64> addrspace(1)* %out
|
|
ret void
|
|
}
|
|
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; GCN-LABEL: {{^}}copy_v3f32_align4:
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; GCN-NOT: SCRATCH_RSRC_DWORD
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; SI-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
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; SI-DAG: buffer_load_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
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; CI-DAG: buffer_load_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
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|
; GCN-NOT: offen
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; GCN: s_waitcnt vmcnt
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; GCN-NOT: offen
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|
; SI-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
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|
; SI-DAG: buffer_store_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
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|
; CI-DAG: buffer_store_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
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; GCN: ScratchSize: 0{{$}}
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define amdgpu_kernel void @copy_v3f32_align4(<3 x float> addrspace(1)* noalias %out, <3 x float> addrspace(1)* noalias %in) #0 {
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%vec = load <3 x float>, <3 x float> addrspace(1)* %in, align 4
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%fadd = fadd <3 x float> %vec, <float 1.0, float 2.0, float 4.0>
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store <3 x float> %fadd, <3 x float> addrspace(1)* %out
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ret void
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}
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|
|
|
; GCN-LABEL: {{^}}copy_v3f64_align4:
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|
; GCN-NOT: SCRATCH_RSRC_DWORD
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|
; GCN-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
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|
; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
|
|
; GCN-NOT: offen
|
|
; GCN: s_waitcnt vmcnt
|
|
; GCN-NOT: offen
|
|
; GCN-DAG: buffer_store_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
|
|
; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
|
|
; GCN: ScratchSize: 0{{$}}
|
|
define amdgpu_kernel void @copy_v3f64_align4(<3 x double> addrspace(1)* noalias %out, <3 x double> addrspace(1)* noalias %in) #0 {
|
|
%vec = load <3 x double>, <3 x double> addrspace(1)* %in, align 4
|
|
%fadd = fadd <3 x double> %vec, <double 1.0, double 2.0, double 4.0>
|
|
store <3 x double> %fadd, <3 x double> addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
declare void @llvm.amdgcn.s.barrier() #1
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|
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attributes #0 = { nounwind }
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attributes #1 = { convergent nounwind }
|