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TheRock/compiler/amd-llvm/llvm/test/CodeGen/Hexagon/newify-crash.ll
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derek.holloway 7502bf64a4
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2026-09-02 16:34:47 -07:00

45 lines
1.8 KiB
LLVM

; RUN: llc -mtriple=hexagon < %s | FileCheck %s
;
; Check that this testcase doesn't crash.
; CHECK: jump f0
target triple = "hexagon"
define void @fred() #0 {
b0:
br label %b1
b1: ; preds = %b7, %b0
%v2 = phi i32 [ 0, %b0 ], [ %v16, %b7 ]
%v3 = phi <32 x i32> [ undef, %b0 ], [ %v15, %b7 ]
%v4 = icmp slt i32 %v2, undef
br i1 %v4, label %b5, label %b7
b5: ; preds = %b1
%v6 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v3, <32 x i32> undef)
br label %b7
b7: ; preds = %b5, %b1
%v8 = phi <32 x i32> [ %v6, %b5 ], [ %v3, %b1 ]
%v9 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v8, <32 x i32> undef)
%v10 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v9, <32 x i32> undef)
%v11 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v10, <32 x i32> undef)
%v12 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v11, <32 x i32> undef)
%v13 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v12, <32 x i32> zeroinitializer)
%v14 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v13, <32 x i32> undef)
%v15 = tail call <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32> %v14, <32 x i32> undef)
%v16 = add nsw i32 %v2, 8
%v17 = icmp eq i32 %v16, 64
br i1 %v17, label %b18, label %b1
b18: ; preds = %b7
tail call void @f0() #0
ret void
}
declare <32 x i32> @llvm.hexagon.V6.vaddhsat.128B(<32 x i32>, <32 x i32>) #1
declare void @f0() #0
attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,+hvx-length128b" }
attributes #1 = { nounwind readnone }