forked from OSchip/llvm-project
43 lines
1.6 KiB
LLVM
43 lines
1.6 KiB
LLVM
; RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN %s
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; GCN-LABEL: {{^}}scratch_buffer_known_high_masklo16:
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; GCN: v_mov_b32_e32 [[FI:v[0-9]+]], 4
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; GCN: v_and_b32_e32 [[MASKED:v[0-9]+]], 0xfffc, [[FI]]
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; GCN: flat_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[MASKED]]
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define amdgpu_kernel void @scratch_buffer_known_high_masklo16() #0 {
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%alloca = alloca i32, align 4, addrspace(5)
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store volatile i32 0, i32 addrspace(5)* %alloca
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%toint = ptrtoint i32 addrspace(5)* %alloca to i32
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%masked = and i32 %toint, 65535
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store volatile i32 %masked, i32 addrspace(1)* undef
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ret void
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}
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; GCN-LABEL: {{^}}scratch_buffer_known_high_masklo17:
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; GCN: v_mov_b32_e32 [[FI:v[0-9]+]], 4
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; GCN-NOT: [[FI]]
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; GCN: flat_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[FI]]
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define amdgpu_kernel void @scratch_buffer_known_high_masklo17() #0 {
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%alloca = alloca i32, align 4, addrspace(5)
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store volatile i32 0, i32 addrspace(5)* %alloca
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%toint = ptrtoint i32 addrspace(5)* %alloca to i32
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%masked = and i32 %toint, 131071
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store volatile i32 %masked, i32 addrspace(1)* undef
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ret void
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}
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; GCN-LABEL: {{^}}scratch_buffer_known_high_mask18:
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; GCN: v_mov_b32_e32 [[FI:v[0-9]+]], 4
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; GCN-NOT: [[FI]]
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; GCN: flat_store_dword v{{\[[0-9]+:[0-9]+\]}}, [[FI]]
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define amdgpu_kernel void @scratch_buffer_known_high_mask18() #0 {
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%alloca = alloca i32, align 4, addrspace(5)
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store volatile i32 0, i32 addrspace(5)* %alloca
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%toint = ptrtoint i32 addrspace(5)* %alloca to i32
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%masked = and i32 %toint, 262143
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store volatile i32 %masked, i32 addrspace(1)* undef
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ret void
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}
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attributes #0 = { nounwind }
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