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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
38 lines
1.0 KiB
LLVM
38 lines
1.0 KiB
LLVM
; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s
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target datalayout = "e-i64:64-v16:16-v32:32-n16:32:64"
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target triple = "nvptx64-unknown-unknown"
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; Compiled from the following CUDA code:
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;
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; #pragma nounroll
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; for (int i = 0; i < 2; ++i)
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; output[i] = input[i];
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define void @nounroll(float* %input, float* %output) {
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; CHECK-LABEL: .visible .func nounroll(
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entry:
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br label %for.body
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for.body:
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; CHECK: .pragma "nounroll"
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%i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%idxprom = sext i32 %i.06 to i64
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%arrayidx = getelementptr inbounds float, float* %input, i64 %idxprom
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%0 = load float, float* %arrayidx, align 4
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; CHECK: ld.f32
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%arrayidx2 = getelementptr inbounds float, float* %output, i64 %idxprom
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store float %0, float* %arrayidx2, align 4
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; CHECK: st.f32
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%inc = add nuw nsw i32 %i.06, 1
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%exitcond = icmp eq i32 %inc, 2
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br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !0
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; CHECK-NOT: ld.f32
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; CHECK-NOT: st.f32
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for.end:
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ret void
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}
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!0 = distinct !{!0, !1}
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!1 = !{!"llvm.loop.unroll.disable"}
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