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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
30 lines
658 B
LLVM
30 lines
658 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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; Don't assume that external global variables or those with weak linkage have
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; their preferred alignment. They may only have the ABI minimum alignment.
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; CHECK: %s = shl i64 %a, 3
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; CHECK: %r = or i64 %s, ptrtoint (i32* @A to i64)
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; CHECK: %q = add i64 %r, 1
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; CHECK: ret i64 %q
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target datalayout = "i32:8:32"
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@A = external global i32
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@B = weak_odr global i32 0
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define i64 @foo(i64 %a) {
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%t = ptrtoint i32* @A to i64
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%s = shl i64 %a, 3
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%r = or i64 %t, %s
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%q = add i64 %r, 1
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ret i64 %q
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}
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define i32 @bar() {
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; CHECK-LABEL: @bar(
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%r = load i32, i32* @B, align 1
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; CHECK: align 1
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ret i32 %r
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}
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