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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
40 lines
1.6 KiB
LLVM
40 lines
1.6 KiB
LLVM
; RUN: llc -verify-machineinstrs -o - %s -mtriple=aarch64-none-apple-ios7.0 -mcpu=cyclone | FileCheck %s
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; Check trunc i64 operation is translated as a subregister access
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; eliminating an i32 induction varible.
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; CHECK-NOT: add {{x[0-9]+}}, {{x[0-9]+}}, #1
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; CHECK: add {{w[0-9]+}}, {{w[0-9]+}}, #1
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; CHECK-NEXT: cmp {{w[0-9]+}}, {{w[0-9]+}}
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define void @test1_signed([8 x i8]* nocapture %a, i8* nocapture readonly %box, i8 %limit) minsize {
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entry:
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%conv = zext i8 %limit to i32
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%cmp223 = icmp eq i8 %limit, 0
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br i1 %cmp223, label %for.end15, label %for.body4.lr.ph.us
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for.body4.us:
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%indvars.iv = phi i64 [ 0, %for.body4.lr.ph.us ], [ %indvars.iv.next, %for.body4.us ]
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%arrayidx6.us = getelementptr inbounds [8 x i8], [8 x i8]* %a, i64 %indvars.iv26, i64 %indvars.iv
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%0 = load i8, i8* %arrayidx6.us, align 1
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%idxprom7.us = zext i8 %0 to i64
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%arrayidx8.us = getelementptr inbounds i8, i8* %box, i64 %idxprom7.us
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%1 = load i8, i8* %arrayidx8.us, align 1
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store i8 %1, i8* %arrayidx6.us, align 1
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%2 = trunc i64 %indvars.iv.next to i32
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%cmp2.us = icmp slt i32 %2, %conv
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br i1 %cmp2.us, label %for.body4.us, label %for.cond1.for.inc13_crit_edge.us
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for.body4.lr.ph.us:
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%indvars.iv26 = phi i64 [ %indvars.iv.next27, %for.cond1.for.inc13_crit_edge.us ], [ 0, %entry ]
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br label %for.body4.us
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for.cond1.for.inc13_crit_edge.us:
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%indvars.iv.next27 = add nuw nsw i64 %indvars.iv26, 1
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%exitcond28 = icmp eq i64 %indvars.iv26, 3
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br i1 %exitcond28, label %for.end15, label %for.body4.lr.ph.us
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for.end15:
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ret void
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}
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