44 lines
1.7 KiB
LLVM
44 lines
1.7 KiB
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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; Check that all the offsets in the .cfi_offset instructions are negative.
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; They are all based on R30+8 which points to the pair FP/LR stored by an
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; allocframe. Since the stack grows towards negative addresses, anything
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; in the current stack frame will have a negative offset with respect to
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; R30+8.
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; CHECK: cfi_def_cfa r30
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; CHECK-NOT: .cfi_offset r{{[0-9]+}}, {{[^-]}}
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target triple = "hexagon"
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define i64 @_Z3fooxxx(i64 %x, i64 %y, i64 %z) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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entry:
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%call = invoke i64 @_Z3barxxx(i64 %x, i64 %y, i64 %z)
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to label %try.cont unwind label %lpad
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lpad: ; preds = %entry
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%0 = landingpad { i8*, i32 }
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catch i8* null
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%1 = extractvalue { i8*, i32 } %0, 0
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%2 = tail call i8* @__cxa_begin_catch(i8* %1) #1
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tail call void @__cxa_end_catch()
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br label %try.cont
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try.cont: ; preds = %entry, %lpad
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%a.0 = phi i64 [ 0, %lpad ], [ %call, %entry ]
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%mul = mul nsw i64 %y, %x
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%sub = sub i64 %mul, %z
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%add = add nsw i64 %sub, %a.0
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ret i64 %add
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}
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declare i64 @_Z3barxxx(i64, i64, i64) #0
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declare i32 @__gxx_personality_v0(...)
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declare i8* @__cxa_begin_catch(i8*)
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declare void @__cxa_end_catch()
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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" }
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attributes #1 = { nounwind }
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