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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
80 lines
3.2 KiB
LLVM
80 lines
3.2 KiB
LLVM
; RUN: llc -mcpu=pwr7 < %s | FileCheck %s
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target datalayout = "E-m:e-p:32:32-i64:64-n32"
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target triple = "powerpc-unknown-linux-gnu"
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; This code would cause code generation like this after PPCCTRLoops ran:
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; %indvar = phi i32 [ 0, %for.body ], [ %indvar.next, %if.then6 ]
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; %j.1.ph13 = phi i32 [ %j.110, %if.then6 ], [ 0, %for.body ], [ 0, %for.body ]
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; %c.0.ph12 = phi i32 [ %dec, %if.then6 ], [ %2, %for.body ], [ %2, %for.body ]
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; which would fail verification because the created induction variable does not
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; have as many predecessor entries as the other PHIs.
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; CHECK-LABEL: @fn1
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; CHECK: mtctr
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%struct.anon = type { i32 }
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%struct.anon.0 = type { i32 }
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@b = common global %struct.anon* null, align 4
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@a = common global %struct.anon.0* null, align 4
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; Function Attrs: nounwind readonly uwtable
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define i32 @fn1() #0 {
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entry:
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%0 = load %struct.anon*, %struct.anon** @b, align 4
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%1 = ptrtoint %struct.anon* %0 to i32
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%cmp = icmp sgt %struct.anon* %0, null
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%2 = load %struct.anon.0*, %struct.anon.0** @a, align 4
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br i1 %cmp, label %for.bodythread-pre-split, label %if.end8
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for.bodythread-pre-split: ; preds = %entry
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%aclass = getelementptr inbounds %struct.anon.0, %struct.anon.0* %2, i32 0, i32 0
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%.pr = load i32, i32* %aclass, align 4
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br label %for.body
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for.body: ; preds = %for.bodythread-pre-split, %for.body
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switch i32 %.pr, label %for.body [
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i32 0, label %while.body.lr.ph.preheader
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i32 2, label %while.body.lr.ph.preheader
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]
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while.body.lr.ph.preheader: ; preds = %for.body, %for.body
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br label %while.body.lr.ph
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while.body.lr.ph: ; preds = %while.body.lr.ph.preheader, %if.then6
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%j.1.ph13 = phi i32 [ %j.110.lcssa, %if.then6 ], [ 0, %while.body.lr.ph.preheader ]
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%c.0.ph12 = phi i32 [ %dec, %if.then6 ], [ %1, %while.body.lr.ph.preheader ]
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br label %while.body
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while.cond: ; preds = %while.body
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%cmp2 = icmp slt i32 %inc7, %c.0.ph12
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br i1 %cmp2, label %while.body, label %if.end8.loopexit
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while.body: ; preds = %while.body.lr.ph, %while.cond
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%j.110 = phi i32 [ %j.1.ph13, %while.body.lr.ph ], [ %inc7, %while.cond ]
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%aclass_index = getelementptr inbounds %struct.anon, %struct.anon* %0, i32 %j.110, i32 0
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%3 = load i32, i32* %aclass_index, align 4
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%aclass5 = getelementptr inbounds %struct.anon.0, %struct.anon.0* %2, i32 %3, i32 0
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%4 = load i32, i32* %aclass5, align 4
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%tobool = icmp eq i32 %4, 0
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%inc7 = add nsw i32 %j.110, 1
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br i1 %tobool, label %while.cond, label %if.then6
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if.then6: ; preds = %while.body
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%j.110.lcssa = phi i32 [ %j.110, %while.body ]
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%dec = add nsw i32 %c.0.ph12, -1
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%cmp29 = icmp slt i32 %j.110.lcssa, %dec
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br i1 %cmp29, label %while.body.lr.ph, label %if.end8.loopexit17
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if.end8.loopexit: ; preds = %while.cond
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br label %if.end8
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if.end8.loopexit17: ; preds = %if.then6
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br label %if.end8
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if.end8: ; preds = %if.end8.loopexit17, %if.end8.loopexit, %entry
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ret i32 undef
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}
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attributes #0 = { nounwind readonly uwtable }
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