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25 lines
896 B
LLVM
25 lines
896 B
LLVM
; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck --check-prefixes=SI,FUNC %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck --check-prefixes=SI,FUNC %s
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; RUN: llc -march=r600 -mcpu=redwood -verify-machineinstrs < %s | FileCheck -check-prefix=FUNC %s
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; FUNC-LABEL: {{^}}bfm_pattern:
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; SI: s_bfm_b32 {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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define amdgpu_kernel void @bfm_pattern(i32 addrspace(1)* %out, i32 %x, i32 %y) #0 {
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%a = shl i32 1, %x
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%b = sub i32 %a, 1
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%c = shl i32 %b, %y
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store i32 %c, i32 addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}bfm_pattern_simple:
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; SI: s_bfm_b32 {{s[0-9]+}}, {{s[0-9]+}}, 0
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define amdgpu_kernel void @bfm_pattern_simple(i32 addrspace(1)* %out, i32 %x) #0 {
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%a = shl i32 1, %x
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%b = sub i32 %a, 1
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store i32 %b, i32 addrspace(1)* %out
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ret void
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}
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attributes #0 = { nounwind }
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