30 lines
1.1 KiB
LLVM
30 lines
1.1 KiB
LLVM
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
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; GCN-LABEL: {{^}}private_load_maybe_divergent:
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; GCN: buffer_load_dword
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; GCN-NOT: s_load_dword s
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; GCN: flat_load_dword
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; GCN-NOT: s_load_dword s
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define amdgpu_kernel void @private_load_maybe_divergent(ptr addrspace(4) %k, ptr %flat) {
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%load = load volatile i32, ptr addrspace(5) undef, align 4
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%gep = getelementptr inbounds i32, ptr addrspace(4) %k, i32 %load
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%maybe.not.uniform.load = load i32, ptr addrspace(4) %gep, align 4
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store i32 %maybe.not.uniform.load, ptr addrspace(1) undef
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ret void
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}
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; GCN-LABEL: {{^}}flat_load_maybe_divergent:
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; GCN: s_load_dwordx4
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; GCN-NOT: s_load
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; GCN: flat_load_dword
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; GCN-NOT: s_load
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; GCN: flat_load_dword
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; GCN-NOT: s_load
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; GCN: flat_store_dword
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define amdgpu_kernel void @flat_load_maybe_divergent(ptr addrspace(4) %k, ptr %flat) {
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%load = load i32, ptr %flat, align 4
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%gep = getelementptr inbounds i32, ptr addrspace(4) %k, i32 %load
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%maybe.not.uniform.load = load i32, ptr addrspace(4) %gep, align 4
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store i32 %maybe.not.uniform.load, ptr addrspace(1) undef
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ret void
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}
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