expand-condsets-extend.ll
4.21 KB
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; RUN: llc -march=hexagon < %s | FileCheck %s
; REQUIRES: asserts
; Check for a reasonable output. This testcase used to crash.
; CHECK: .size fred
target triple = "hexagon"
define void @fred() local_unnamed_addr #0 {
entry:
%0 = load i64, i64* undef, align 8
%shr.i465 = lshr i64 %0, 48
%trunc = trunc i64 %shr.i465 to i15
switch i15 %trunc, label %if.end26 [
i15 -1, label %if.then14
i15 0, label %if.then21
]
if.then14: ; preds = %entry
unreachable
if.then21: ; preds = %entry
unreachable
if.end26: ; preds = %entry
br label %if.end36
if.end36: ; preds = %if.end26
%or.i335 = or i64 undef, undef
%shl2.i322 = or i64 undef, -9223372036854775808
br i1 undef, label %if.then44, label %lor.rhs.i
lor.rhs.i: ; preds = %if.end36
br label %le128.exit
le128.exit: ; preds = %lor.rhs.i
br i1 undef, label %if.then44, label %while.cond.preheader
if.then44: ; preds = %le128.exit, %if.end36
%conv42544 = phi i64 [ 0, %le128.exit ], [ 1, %if.end36 ]
br label %while.cond.preheader
while.cond.preheader: ; preds = %if.then44, %le128.exit
%aSig0.3.ph = phi i64 [ undef, %if.then44 ], [ %or.i335, %le128.exit ]
%q.0.ph = phi i64 [ %conv42544, %if.then44 ], [ 0, %le128.exit ]
br i1 undef, label %while.body.lr.ph, label %while.end
while.body.lr.ph: ; preds = %while.cond.preheader
%shr.i263 = lshr i64 %shl2.i322, 32
br label %while.body
while.body: ; preds = %exit312, %while.body.lr.ph
%aSig0.3554 = phi i64 [ %aSig0.3.ph, %while.body.lr.ph ], [ %sub3.i205, %exit312 ]
br label %while.body.i297
while.body.i297: ; preds = %while.body.i297, %while.body
%z.045.i287 = phi i64 [ %sub.i290, %while.body.i297 ], [ undef, %while.body ]
%sub.i290 = add i64 %z.045.i287, -4294967296
%cmp3.i296 = icmp slt i64 undef, 0
br i1 %cmp3.i296, label %while.body.i297, label %while.end.i305.loopexit
while.end.i305.loopexit: ; preds = %while.body.i297
%or14.i309 = or i64 0, %sub.i290
br label %exit312
exit312: ; preds = %while.end.i305.loopexit
%cmp50 = icmp ugt i64 %or14.i309, 4
%cond = select i1 %cmp50, i64 undef, i64 0
%shr3.i.i221 = lshr i64 %cond, 32
%mul15.i11.i243 = mul nuw i64 %shr3.i.i221, %shr.i263
%add20.i18.i250 = add i64 0, %mul15.i11.i243
%add26.i23.i255 = add i64 %add20.i18.i250, 0
%add3.i.i261 = add i64 %add26.i23.i255, 0
%shl4.i215 = shl i64 %add3.i.i261, 61
%or10.i = or i64 %shl4.i215, 0
%shl2.i207 = shl i64 %aSig0.3554, 61
%or.i209 = or i64 %shl2.i207, 0
%sub1.i202 = add i64 0, %or.i209
%sub3.i205 = sub i64 %sub1.i202, %or10.i
%cmp47 = icmp sgt i32 undef, 61
br i1 %cmp47, label %while.body, label %while.end.loopexit
while.end.loopexit: ; preds = %exit312
br label %while.end
while.end: ; preds = %while.end.loopexit, %while.cond.preheader
%aSig0.3.lcssa = phi i64 [ %aSig0.3.ph, %while.cond.preheader ], [ %sub3.i205, %while.end.loopexit ]
%q.0.lcssa = phi i64 [ %q.0.ph, %while.cond.preheader ], [ %cond, %while.end.loopexit ]
br i1 undef, label %if.then56, label %if.else71
if.then56: ; preds = %while.end
unreachable
if.else71: ; preds = %while.end
%shr8.i155 = lshr i64 %aSig0.3.lcssa, 12
br label %do.body
do.body: ; preds = %do.body, %if.else71
%aSig0.5 = phi i64 [ %sub3.i151, %do.body ], [ %shr8.i155, %if.else71 ]
%q.1 = phi i64 [ %inc, %do.body ], [ %q.0.lcssa, %if.else71 ]
%inc = add i64 %q.1, 1
%sub1.i148 = sub i64 %aSig0.5, 0
%sub3.i151 = add i64 %sub1.i148, 0
%cmp73 = icmp sgt i64 %sub3.i151, -1
br i1 %cmp73, label %do.body, label %do.end
do.end: ; preds = %do.body
%and = and i64 %inc, 1
unreachable
}
attributes #0 = { nounwind }