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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
29 lines
1.0 KiB
LLVM
29 lines
1.0 KiB
LLVM
; RUN: llc < %s -march=x86 | grep cmp | count 1
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; PR964
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define i8* @FindChar(i8* %CurPtr) {
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entry:
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br label %bb
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bb: ; preds = %bb, %entry
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%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=3]
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%CurPtr_addr.0.rec = bitcast i32 %indvar to i32 ; <i32> [#uses=1]
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%gep.upgrd.1 = zext i32 %indvar to i64 ; <i64> [#uses=1]
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%CurPtr_addr.0 = getelementptr i8, i8* %CurPtr, i64 %gep.upgrd.1 ; <i8*> [#uses=1]
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%tmp = load i8, i8* %CurPtr_addr.0 ; <i8> [#uses=3]
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%tmp2.rec = add i32 %CurPtr_addr.0.rec, 1 ; <i32> [#uses=1]
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%tmp2 = getelementptr i8, i8* %CurPtr, i32 %tmp2.rec ; <i8*> [#uses=1]
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%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=1]
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switch i8 %tmp, label %bb [
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i8 0, label %bb7
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i8 120, label %bb7
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]
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bb7: ; preds = %bb, %bb
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tail call void @foo( i8 %tmp )
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ret i8* %tmp2
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}
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declare void @foo(i8)
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