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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
17 lines
506 B
LLVM
17 lines
506 B
LLVM
; RUN: opt < %s -instcombine -S | grep load | count 3
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; PR2471
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declare i32 @x(i32*)
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define i32 @b(i32* %a, i32* %b) {
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entry:
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%tmp1 = load i32, i32* %a
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%tmp3 = load i32, i32* %b
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%add = add i32 %tmp1, %tmp3
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%call = call i32 @x( i32* %a )
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%tobool = icmp ne i32 %add, 0
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; not safe to turn into an uncond load
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%cond = select i1 %tobool, i32* %b, i32* %a
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%tmp8 = load i32, i32* %cond
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ret i32 %tmp8
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}
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