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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
28 lines
850 B
LLVM
28 lines
850 B
LLVM
; RUN: llc < %s | FileCheck %s
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; this should not sink %1 into bb1, that would increase reg pressure.
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; rdar://6399178
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; CHECK: addl $4,
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; CHECK-NOT: leal
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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target triple = "i386-apple-darwin7"
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define i32 @bar(i32** %P) nounwind {
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entry:
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%0 = load i32*, i32** %P, align 4 ; <i32*> [#uses=2]
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%1 = getelementptr i32, i32* %0, i32 1 ; <i32*> [#uses=1]
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%2 = icmp ugt i32* %1, inttoptr (i64 1233 to i32*) ; <i1> [#uses=1]
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br i1 %2, label %bb1, label %bb
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bb: ; preds = %entry
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store i32* inttoptr (i64 123 to i32*), i32** %P, align 4
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br label %bb1
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bb1: ; preds = %entry, %bb
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%3 = getelementptr i32, i32* %1, i32 1 ; <i32*> [#uses=1]
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%4 = load i32, i32* %3, align 4 ; <i32> [#uses=1]
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ret i32 %4
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}
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