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