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| ; RUN: llc -march=hexagon -verify-machineinstrs -hexagon-initial-cfg-cleanup=0 < %s | FileCheck %s
; REQUIRES: asserts
; Check for some sane output. This test used to crash.
; CHECK: jumpr r31
define i32 @fred(i32 %a0, i8 zeroext %a1) local_unnamed_addr #0 {
b2:
br i1 undef, label %b4, label %b3
b3: ; preds = %b2
unreachable
b4: ; preds = %b2
br i1 undef, label %b19, label %b5
b5: ; preds = %b4
br i1 undef, label %b6, label %b12
b6: ; preds = %b5
switch i8 %a1, label %b17 [
i8 2, label %b7
i8 5, label %b7
i8 1, label %b7
i8 3, label %b8
]
b7: ; preds = %b6, %b6, %b6
unreachable
b8: ; preds = %b6
br i1 undef, label %b11, label %b9
b9: ; preds = %b8
%v10 = or i32 undef, 0
br label %b15
b11: ; preds = %b8
unreachable
b12: ; preds = %b5
switch i8 %a1, label %b17 [
i8 5, label %b13
i8 1, label %b13
i8 2, label %b14
i8 3, label %b15
]
b13: ; preds = %b12, %b12
store i32 %a0, i32* undef, align 4
br label %b17
b14: ; preds = %b12
store i16 undef, i16* undef, align 4
br label %b17
b15: ; preds = %b12, %b9
%v16 = phi i32 [ 0, %b12 ], [ %v10, %b9 ]
store i32 undef, i32* undef, align 4
br label %b17
b17: ; preds = %b15, %b14, %b13, %b12, %b6
%v18 = phi i32 [ 0, %b13 ], [ 0, %b12 ], [ %v16, %b15 ], [ 0, %b14 ], [ 0, %b6 ]
ret i32 %v18
b19: ; preds = %b4
unreachable
}
attributes #0 = { nounwind "target-cpu"="hexagonv55" "target-features"="-hvx,-long-calls" }
|