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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
87 lines
3.4 KiB
LLVM
87 lines
3.4 KiB
LLVM
; RUN: opt -loop-reduce -S < %s | FileCheck %s
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;
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; PR11356: likely wrong code bug
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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-S128"
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target triple = "x86_64-apple-darwin"
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@g_66 = global [1 x i32] zeroinitializer, align 4
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@g_775 = global i32 0, align 4
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@g_752 = global i32 0, align 4
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@g_3 = global i32 0, align 4
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; Ensure that %div.i.i.us is not hoisted.
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; CHECK-LABEL: @main(
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; CHECK: for.body.i.i.us:
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; CHECK: %div.i.i.i.us
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; CHECK: %cmp5.i.i.us
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define i32 @main() nounwind uwtable ssp {
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entry:
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%l_2 = alloca [1 x i32], align 4
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%arrayidx = getelementptr inbounds [1 x i32], [1 x i32]* %l_2, i64 0, i64 0
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store i32 0, i32* %arrayidx, align 4
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%tmp = load i32, i32* @g_3, align 4
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%idxprom = sext i32 %tmp to i64
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%arrayidx1 = getelementptr inbounds [1 x i32], [1 x i32]* %l_2, i64 0, i64 %idxprom
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%tmp1 = load i32, i32* %arrayidx1, align 4
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%conv.i.i = and i32 %tmp1, 65535
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%tobool.i.i.i = icmp ne i32 %tmp, 0
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br label %codeRepl
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codeRepl.loopexit.us-lcssa: ; preds = %for.body.i.i, %codeRepl5
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br label %codeRepl.loopexit
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codeRepl.loopexit: ; preds = %codeRepl.loopexit.us-lcssa.us, %codeRepl.loopexit.us-lcssa
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br label %codeRepl
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codeRepl: ; preds = %codeRepl.loopexit, %entry
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br i1 %tobool.i.i.i, label %codeRepl.split.us, label %codeRepl.codeRepl.split_crit_edge
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codeRepl.codeRepl.split_crit_edge: ; preds = %codeRepl
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br label %codeRepl.split
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codeRepl.split.us: ; preds = %codeRepl
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br label %for.cond.i.i.us
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for.cond.i.i.us: ; preds = %for.inc.i.i.us, %codeRepl.split.us
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%tmp2 = phi i32 [ 0, %codeRepl.split.us ], [ %add.i.i.us, %for.inc.i.i.us ]
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br label %codeRepl5.us
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for.inc.i.i.us: ; preds = %for.body.i.i.us
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%add.i.i.us = add nsw i32 %tmp2, 1
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store i32 %add.i.i.us, i32* @g_752, align 4
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br label %for.cond.i.i.us
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for.body.i.i.us: ; preds = %codeRepl5.us
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%div.i.i.i.us = udiv i32 1, %conv.i.i
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%cmp5.i.i.us = icmp eq i32 %div.i.i.i.us, %tmp2
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br i1 %cmp5.i.i.us, label %codeRepl.loopexit.us-lcssa.us, label %for.inc.i.i.us
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codeRepl5.us: ; preds = %for.cond.i.i.us
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br i1 true, label %codeRepl.loopexit.us-lcssa.us, label %for.body.i.i.us
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codeRepl.loopexit.us-lcssa.us: ; preds = %codeRepl5.us, %for.body.i.i.us
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br label %codeRepl.loopexit
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codeRepl.split: ; preds = %codeRepl.codeRepl.split_crit_edge
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br label %for.cond.i.i
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for.cond.i.i: ; preds = %for.inc.i.i, %codeRepl.split
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%tmp3 = phi i32 [ 0, %codeRepl.split ], [ %add.i.i, %for.inc.i.i ]
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br label %codeRepl5
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codeRepl5: ; preds = %for.cond.i.i
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br i1 true, label %codeRepl.loopexit.us-lcssa, label %for.body.i.i
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for.body.i.i: ; preds = %codeRepl5
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%cmp5.i.i = icmp eq i32 0, %tmp3
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br i1 %cmp5.i.i, label %codeRepl.loopexit.us-lcssa, label %for.inc.i.i
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for.inc.i.i: ; preds = %for.body.i.i
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%add.i.i = add nsw i32 %tmp3, 1
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store i32 %add.i.i, i32* @g_752, align 4
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br label %for.cond.i.i
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func_4.exit: ; No predecessors!
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ret i32 0
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}
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