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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
33 lines
725 B
LLVM
33 lines
725 B
LLVM
; RUN: opt -S -Oz %s | FileCheck %s
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@a = global i32 4
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define i1 @inner() {
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%a1 = load volatile i32, i32* @a
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%x1 = add i32 %a1, %a1
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%c = icmp eq i32 %x1, 0
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; Here are enough instructions to prevent inlining, but because they are used
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; only by the @llvm.assume intrinsic, they're free (and, thus, inlining will
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; still happen).
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%a2 = mul i32 %a1, %a1
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%a3 = sub i32 %a1, 5
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%a4 = udiv i32 %a3, -13
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%a5 = mul i32 %a4, %a4
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%a6 = add i32 %a5, %x1
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%ca = icmp sgt i32 %a6, -7
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tail call void @llvm.assume(i1 %ca)
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ret i1 %c
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}
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; @inner() should be inlined for -Oz.
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; CHECK-NOT: call i1 @inner
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define i1 @outer() optsize {
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%r = call i1 @inner()
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ret i1 %r
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}
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declare void @llvm.assume(i1) nounwind
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