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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
39 lines
927 B
LLVM
39 lines
927 B
LLVM
; RUN: llc < %s -relocation-model=static -march=x86 | FileCheck %s
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; This should produce two shll instructions, not any lea's.
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target triple = "i686-apple-darwin8"
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@Y = weak global i32 0 ; <i32*> [#uses=1]
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@X = weak global i32 0 ; <i32*> [#uses=2]
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define void @fn1() {
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; CHECK-LABEL: fn1:
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; CHECK-NOT: ret
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; CHECK-NOT: lea
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; CHECK: shll $3
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; CHECK-NOT: lea
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; CHECK: ret
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%tmp = load i32, i32* @Y ; <i32> [#uses=1]
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%tmp1 = shl i32 %tmp, 3 ; <i32> [#uses=1]
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%tmp2 = load i32, i32* @X ; <i32> [#uses=1]
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%tmp3 = or i32 %tmp1, %tmp2 ; <i32> [#uses=1]
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store i32 %tmp3, i32* @X
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ret void
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}
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define i32 @fn2(i32 %X, i32 %Y) {
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; CHECK-LABEL: fn2:
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; CHECK-NOT: ret
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; CHECK-NOT: lea
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; CHECK: shll $3
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; CHECK-NOT: lea
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; CHECK: ret
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%tmp2 = shl i32 %Y, 3 ; <i32> [#uses=1]
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%tmp4 = or i32 %tmp2, %X ; <i32> [#uses=1]
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ret i32 %tmp4
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}
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