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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
43 lines
2.0 KiB
LLVM
43 lines
2.0 KiB
LLVM
; RUN: llc -march=r600 -mcpu=cypress < %s | FileCheck -check-prefix=EG %s
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;
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; kernel void combine_vloads(global char8* src, global char8* result) {
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; for (int i = 0; i < 1024; ++i)
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; result[i] = src[0] + src[1] + src[2] + src[3];
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; }
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;
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; 128-bit loads instead of many 8-bit
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; EG-LABEL: {{^}}combine_vloads:
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; EG: VTX_READ_128
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; EG: VTX_READ_128
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define void @combine_vloads(<8 x i8> addrspace(1)* nocapture %src, <8 x i8> addrspace(1)* nocapture %result) nounwind {
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entry:
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br label %for.body
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for.exit: ; preds = %for.body
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ret void
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for.body: ; preds = %for.body, %entry
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%i.01 = phi i32 [ 0, %entry ], [ %tmp19, %for.body ]
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%arrayidx_v4 = bitcast <8 x i8> addrspace(1)* %src to <32 x i8> addrspace(1)*
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%0 = bitcast <32 x i8> addrspace(1)* %arrayidx_v4 to <8 x i32> addrspace(1)*
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%vecload2 = load <8 x i32>, <8 x i32> addrspace(1)* %0, align 32
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%1 = bitcast <8 x i32> %vecload2 to <32 x i8>
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%tmp5 = shufflevector <32 x i8> %1, <32 x i8> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
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%tmp8 = shufflevector <32 x i8> %1, <32 x i8> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
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%tmp9 = add nsw <8 x i8> %tmp5, %tmp8
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%tmp12 = shufflevector <32 x i8> %1, <32 x i8> undef, <8 x i32> <i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23>
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%tmp13 = add nsw <8 x i8> %tmp9, %tmp12
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%tmp16 = shufflevector <32 x i8> %1, <32 x i8> undef, <8 x i32> <i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
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%tmp17 = add nsw <8 x i8> %tmp13, %tmp16
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%scevgep = getelementptr <8 x i8>, <8 x i8> addrspace(1)* %result, i32 %i.01
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%2 = bitcast <8 x i8> %tmp17 to <2 x i32>
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%3 = bitcast <8 x i8> addrspace(1)* %scevgep to <2 x i32> addrspace(1)*
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store <2 x i32> %2, <2 x i32> addrspace(1)* %3, align 8
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%tmp19 = add nsw i32 %i.01, 1
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%exitcond = icmp eq i32 %tmp19, 1024
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br i1 %exitcond, label %for.exit, label %for.body
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}
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