39 lines
2.1 KiB
LLVM
39 lines
2.1 KiB
LLVM
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; RUN: llc -O0 -march=amdgcn -mtriple=amdgcn-unknown-amdhsa -mcpu=kaveri --amdhsa-code-object-version=2 -mattr=+promote-alloca < %s | FileCheck -check-prefix=NOOPTS -check-prefix=ALL %s
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; RUN: llc -O1 -march=amdgcn -mtriple=amdgcn-unknown-amdhsa -mcpu=kaveri --amdhsa-code-object-version=2 -mattr=+promote-alloca < %s | FileCheck -check-prefix=OPTS -check-prefix=ALL %s
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; ALL-LABEL: {{^}}promote_alloca_i32_array_array:
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; NOOPTS: workgroup_group_segment_byte_size = 0{{$}}
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; NOOPTS-NOT: ds_write
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; OPTS: ds_write
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define amdgpu_kernel void @promote_alloca_i32_array_array(i32 addrspace(1)* %out, i32 %index) #0 {
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entry:
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%alloca = alloca [2 x [2 x i32]], addrspace(5)
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%gep0 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]] addrspace(5)* %alloca, i32 0, i32 0, i32 0
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%gep1 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]] addrspace(5)* %alloca, i32 0, i32 0, i32 1
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store i32 0, i32 addrspace(5)* %gep0
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store i32 1, i32 addrspace(5)* %gep1
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%gep2 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]] addrspace(5)* %alloca, i32 0, i32 0, i32 %index
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%load = load i32, i32 addrspace(5)* %gep2
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store i32 %load, i32 addrspace(1)* %out
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ret void
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}
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; ALL-LABEL: {{^}}optnone_promote_alloca_i32_array_array:
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; ALL: workgroup_group_segment_byte_size = 0{{$}}
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; ALL-NOT: ds_write
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define amdgpu_kernel void @optnone_promote_alloca_i32_array_array(i32 addrspace(1)* %out, i32 %index) #1 {
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entry:
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%alloca = alloca [2 x [2 x i32]], addrspace(5)
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%gep0 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]] addrspace(5)* %alloca, i32 0, i32 0, i32 0
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%gep1 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]] addrspace(5)* %alloca, i32 0, i32 0, i32 1
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store i32 0, i32 addrspace(5)* %gep0
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store i32 1, i32 addrspace(5)* %gep1
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%gep2 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]] addrspace(5)* %alloca, i32 0, i32 0, i32 %index
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%load = load i32, i32 addrspace(5)* %gep2
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store i32 %load, i32 addrspace(1)* %out
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ret void
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}
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attributes #0 = { nounwind "amdgpu-flat-work-group-size"="64,64" }
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attributes #1 = { nounwind optnone noinline "amdgpu-flat-work-group-size"="64,64" }
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