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7c9c6ed761
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
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
840 B
LLVM
23 lines
840 B
LLVM
; RUN: opt -S -mtriple=i386-unknown-freebsd -mcpu=i486 -loop-vectorize < %s
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define i32 @PR14639(i8* nocapture %s, i32 %len) nounwind {
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entry:
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%cmp4 = icmp sgt i32 %len, 0
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br i1 %cmp4, label %for.body, label %for.end
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for.body: ; preds = %entry, %for.body
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%i.06 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
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%r.05 = phi i32 [ %xor, %for.body ], [ 0, %entry ]
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%arrayidx = getelementptr inbounds i8, i8* %s, i32 %i.06
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%0 = load i8, i8* %arrayidx, align 1
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%conv = sext i8 %0 to i32
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%xor = xor i32 %conv, %r.05
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%inc = add nsw i32 %i.06, 1
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%exitcond = icmp eq i32 %inc, %len
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body, %entry
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%r.0.lcssa = phi i32 [ 0, %entry ], [ %xor, %for.body ]
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ret i32 %r.0.lcssa
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}
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