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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
23 lines
697 B
LLVM
23 lines
697 B
LLVM
; RUN: llc < %s | FileCheck %s
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; rdar://8051990
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin11"
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; ISel doesn't yet know how to eliminate this extra zero-extend. But until
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; it knows how to do so safely, it shouldn;t eliminate it.
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; CHECK: movzbl (%rdi), %eax
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; CHECK: movzwl %ax, %eax
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define i64 @_ZL5matchPKtPKhiR9MatchData(i8* %tmp13) nounwind {
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entry:
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%tmp14 = load i8, i8* %tmp13, align 1
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%tmp17 = zext i8 %tmp14 to i16
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br label %bb341
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bb341:
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%tmp18 = add i16 %tmp17, -1
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%tmp23 = sext i16 %tmp18 to i64
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ret i64 %tmp23
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}
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