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ab043ff680
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
llvm-svn: 230794
29 lines
765 B
LLVM
29 lines
765 B
LLVM
; RUN: opt %s -simplifycfg -S | FileCheck %s --check-prefix=NORMAL
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; RUN: opt %s -simplifycfg -S -bonus-inst-threshold=2 | FileCheck %s --check-prefix=AGGRESSIVE
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define i32 @foo(i32 %a, i32 %b, i32 %c, i32 %d, i32* %input) {
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; NORMAL-LABEL: @foo(
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; AGGRESSIVE-LABEL: @foo(
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entry:
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%cmp = icmp sgt i32 %d, 3
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br i1 %cmp, label %cond.end, label %lor.lhs.false
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; NORMAL: br i1
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; AGGRESSIVE: br i1
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lor.lhs.false:
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%mul = shl i32 %c, 1
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%add = add nsw i32 %mul, %a
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%cmp1 = icmp slt i32 %add, %b
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br i1 %cmp1, label %cond.false, label %cond.end
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; NORMAL: br i1
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; AGGRESSIVE-NOT: br i1
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cond.false:
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%0 = load i32, i32* %input, align 4
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br label %cond.end
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cond.end:
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%cond = phi i32 [ %0, %cond.false ], [ 0, %lor.lhs.false ], [ 0, %entry ]
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ret i32 %cond
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}
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