forked from OSchip/llvm-project
99 lines
3.2 KiB
LLVM
99 lines
3.2 KiB
LLVM
; RUN: opt -S -codegenprepare -mtriple=amdgcn-unknown-unknown -mcpu=bonaire < %s | FileCheck -check-prefix=OPT -check-prefix=OPT-CI %s
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; RUN: opt -S -codegenprepare -mtriple=amdgcn-unknown-unknown -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck -check-prefix=OPT -check-prefix=OPT-VI %s
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; RUN: llc -march=amdgcn -mcpu=bonaire -mattr=-promote-alloca < %s | FileCheck -check-prefix=GCN -check-prefix=CI %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -mattr=-promote-alloca < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
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; OPT-LABEL: @test_no_sink_flat_small_offset_i32(
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; OPT: getelementptr i32, i32 addrspace(4)* %in
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; OPT: br i1
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; OPT-NOT: ptrtoint
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; GCN-LABEL: {{^}}test_no_sink_flat_small_offset_i32:
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; GCN: flat_load_dword
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; GCN: {{^}}BB0_2:
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define amdgpu_kernel void @test_no_sink_flat_small_offset_i32(i32 addrspace(4)* %out, i32 addrspace(4)* %in, i32 %cond) {
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entry:
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%out.gep = getelementptr i32, i32 addrspace(4)* %out, i64 999999
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%in.gep = getelementptr i32, i32 addrspace(4)* %in, i64 7
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%tmp0 = icmp eq i32 %cond, 0
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br i1 %tmp0, label %endif, label %if
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if:
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%tmp1 = load i32, i32 addrspace(4)* %in.gep
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br label %endif
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endif:
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%x = phi i32 [ %tmp1, %if ], [ 0, %entry ]
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store i32 %x, i32 addrspace(4)* %out.gep
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br label %done
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done:
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ret void
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}
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; OPT-LABEL: @test_sink_noop_addrspacecast_flat_to_global_i32(
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; OPT: getelementptr i32, i32 addrspace(4)* %out,
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; OPT-CI-NOT: getelementptr
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; OPT: br i1
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; OPT-CI: ptrtoint
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; OPT-CI: add
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; OPT-CI: inttoptr
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; OPT: br label
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; GCN-LABEL: {{^}}test_sink_noop_addrspacecast_flat_to_global_i32:
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; CI: buffer_load_dword {{v[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:28
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define amdgpu_kernel void @test_sink_noop_addrspacecast_flat_to_global_i32(i32 addrspace(4)* %out, i32 addrspace(4)* %in, i32 %cond) {
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entry:
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%out.gep = getelementptr i32, i32 addrspace(4)* %out, i64 999999
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%in.gep = getelementptr i32, i32 addrspace(4)* %in, i64 7
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%cast = addrspacecast i32 addrspace(4)* %in.gep to i32 addrspace(1)*
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%tmp0 = icmp eq i32 %cond, 0
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br i1 %tmp0, label %endif, label %if
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if:
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%tmp1 = load i32, i32 addrspace(1)* %cast
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br label %endif
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endif:
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%x = phi i32 [ %tmp1, %if ], [ 0, %entry ]
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store i32 %x, i32 addrspace(4)* %out.gep
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br label %done
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done:
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ret void
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}
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; OPT-LABEL: @test_sink_noop_addrspacecast_flat_to_constant_i32(
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; OPT: getelementptr i32, i32 addrspace(4)* %out,
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; OPT-CI-NOT: getelementptr
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; OPT: br i1
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; OPT-CI: ptrtoint
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; OPT-CI: add
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; OPT-CI: inttoptr
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; OPT: br label
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; GCN-LABEL: {{^}}test_sink_noop_addrspacecast_flat_to_constant_i32:
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; CI: s_load_dword {{s[0-9]+}}, s{{\[[0-9]+:[0-9]+\]}}, 0xd
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define amdgpu_kernel void @test_sink_noop_addrspacecast_flat_to_constant_i32(i32 addrspace(4)* %out, i32 addrspace(4)* %in, i32 %cond) {
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entry:
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%out.gep = getelementptr i32, i32 addrspace(4)* %out, i64 999999
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%in.gep = getelementptr i32, i32 addrspace(4)* %in, i64 7
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%cast = addrspacecast i32 addrspace(4)* %in.gep to i32 addrspace(2)*
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%tmp0 = icmp eq i32 %cond, 0
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br i1 %tmp0, label %endif, label %if
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if:
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%tmp1 = load i32, i32 addrspace(2)* %cast
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br label %endif
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endif:
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%x = phi i32 [ %tmp1, %if ], [ 0, %entry ]
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store i32 %x, i32 addrspace(4)* %out.gep
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br label %done
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done:
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ret void
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}
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