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 11 target triple = "hexagon" 12 13 define i64 @_Z3fooxxx(i64 %x, i64 %y, i64 %z) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { 14 entry: 15 %call = invoke i64 @_Z3barxxx(i64 %x, i64 %y, i64 %z) 16 to label %try.cont unwind label %lpad 17 18 lpad: ; 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 26 try.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 34 declare i64 @_Z3barxxx(i64, i64, i64) #0 35 36 declare i32 @__gxx_personality_v0(...) 37 38 declare i8* @__cxa_begin_catch(i8*) 39 40 declare void @__cxa_end_catch() 41 42 attributes #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,-hvx-double" "unsafe-fp-math"="false" "use-soft-float"="false" } 43 attributes #1 = { nounwind } 44
