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1; RUN: llc -march=hexagon < %s | FileCheck %s
2; Check that all the offsets in the .cfi_offset instructions are negative.
3; They are all based on R30+8 which points to the pair FP/LR stored by an
4; allocframe. Since the stack grows towards negative addresses, anything
5; in the current stack frame will have a negative offset with respect to
6; R30+8.
7
8; CHECK: cfi_def_cfa r30
9; CHECK-NOT: .cfi_offset r{{[0-9]+}}, {{[^-]}}
10
11target triple = "hexagon"
12
13define i64 @_Z3fooxxx(i64 %x, i64 %y, i64 %z) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
14entry:
15  %call = invoke i64 @_Z3barxxx(i64 %x, i64 %y, i64 %z)
16          to label %try.cont unwind label %lpad
17
18lpad:                                             ; preds = %entry
19  %0 = landingpad { i8*, i32 }
20          catch i8* null
21  %1 = extractvalue { i8*, i32 } %0, 0
22  %2 = tail call i8* @__cxa_begin_catch(i8* %1) #1
23  tail call void @__cxa_end_catch()
24  br label %try.cont
25
26try.cont:                                         ; preds = %entry, %lpad
27  %a.0 = phi i64 [ 0, %lpad ], [ %call, %entry ]
28  %mul = mul nsw i64 %y, %x
29  %sub = sub i64 %mul, %z
30  %add = add nsw i64 %sub, %a.0
31  ret i64 %add
32}
33
34declare i64 @_Z3barxxx(i64, i64, i64) #0
35
36declare i32 @__gxx_personality_v0(...)
37
38declare i8* @__cxa_begin_catch(i8*)
39
40declare void @__cxa_end_catch()
41
42attributes #0 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="hexagonv60" "target-features"="-hvx" "unsafe-fp-math"="false" "use-soft-float"="false" }
43attributes #1 = { nounwind }
44