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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
19 lines
385 B
LLVM
19 lines
385 B
LLVM
; RUN: llc < %s -march=x86 | FileCheck %s
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@foo = global i8 127
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define i32 @main() nounwind {
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; CHECK-LABEL: main:
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; CHECK-NOT: ret
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; CHECK: sar{{.}} $5
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; CHECK: ret
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%tmp = load i8, i8* @foo
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%bf.lo = lshr i8 %tmp, 5
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%bf.lo.cleared = and i8 %bf.lo, 7
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%1 = shl i8 %bf.lo.cleared, 5
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%bf.val.sext = ashr i8 %1, 5
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%conv = sext i8 %bf.val.sext to i32
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ret i32 %conv
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}
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