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ab043ff680
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
llvm-svn: 230794
49 lines
1.7 KiB
LLVM
49 lines
1.7 KiB
LLVM
; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
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; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
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@local_memory.local_mem = internal unnamed_addr addrspace(3) global [128 x i32] undef, align 4
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; FUNC-LABEL: {{^}}local_memory:
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; Check that the LDS size emitted correctly
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; EG: .long 166120
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; EG-NEXT: .long 128
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; SI: .long 47180
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; SI-NEXT: .long 71560
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; CI: .long 47180
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; CI-NEXT: .long 38792
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; EG: LDS_WRITE
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; SI-NOT: s_wqm_b64
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; SI: ds_write_b32
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; GROUP_BARRIER must be the last instruction in a clause
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; EG: GROUP_BARRIER
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; EG-NEXT: ALU clause
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; SI: s_barrier
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; EG: LDS_READ_RET
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; SI: ds_read_b32 {{v[0-9]+}},
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define void @local_memory(i32 addrspace(1)* %out) {
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entry:
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%y.i = call i32 @llvm.r600.read.tidig.x() #0
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%arrayidx = getelementptr inbounds [128 x i32], [128 x i32] addrspace(3)* @local_memory.local_mem, i32 0, i32 %y.i
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store i32 %y.i, i32 addrspace(3)* %arrayidx, align 4
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%add = add nsw i32 %y.i, 1
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%cmp = icmp eq i32 %add, 16
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%.add = select i1 %cmp, i32 0, i32 %add
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call void @llvm.AMDGPU.barrier.local()
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%arrayidx1 = getelementptr inbounds [128 x i32], [128 x i32] addrspace(3)* @local_memory.local_mem, i32 0, i32 %.add
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%0 = load i32, i32 addrspace(3)* %arrayidx1, align 4
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%arrayidx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i32 %y.i
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store i32 %0, i32 addrspace(1)* %arrayidx2, align 4
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ret void
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}
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declare i32 @llvm.r600.read.tidig.x() #0
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declare void @llvm.AMDGPU.barrier.local()
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attributes #0 = { readnone }
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