cfi_offset.ll
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; RUN: llc -march=hexagon < %s | FileCheck %s
; CHECK: .cfi_def_cfa r30
; CHECK: .cfi_offset r31
; CHECK: .cfi_offset r30
@g0 = global i32 0, align 4
@g1 = external constant i8*
define i32 @f0() personality i8* bitcast (i32 (...)* @f3 to i8*) {
b0:
%v0 = alloca i32, align 4
%v1 = alloca i8*
%v2 = alloca i32
%v3 = alloca i32, align 4
store i32 0, i32* %v0
%v4 = call i8* @f1(i32 4) #1
%v5 = bitcast i8* %v4 to i32*
store i32 20, i32* %v5
invoke void @f2(i8* %v4, i8* bitcast (i8** @g1 to i8*), i8* null) #2
to label %b6 unwind label %b1
b1: ; preds = %b0
%v6 = landingpad { i8*, i32 }
catch i8* bitcast (i8** @g1 to i8*)
%v7 = extractvalue { i8*, i32 } %v6, 0
store i8* %v7, i8** %v1
%v8 = extractvalue { i8*, i32 } %v6, 1
store i32 %v8, i32* %v2
br label %b2
b2: ; preds = %b1
%v9 = load i32, i32* %v2
%v10 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @g1 to i8*)) #1
%v11 = icmp eq i32 %v9, %v10
br i1 %v11, label %b3, label %b5
b3: ; preds = %b2
%v12 = load i8*, i8** %v1
%v13 = call i8* @f4(i8* %v12) #1
%v14 = bitcast i8* %v13 to i32*
%v15 = load i32, i32* %v14, align 4
store i32 %v15, i32* %v3, align 4
%v16 = load i32, i32* %v3, align 4
store i32 %v16, i32* @g0, align 4
call void @f5() #1
br label %b4
b4: ; preds = %b3
%v17 = load i32, i32* @g0, align 4
ret i32 %v17
b5: ; preds = %b2
%v18 = load i8*, i8** %v1
%v19 = load i32, i32* %v2
%v20 = insertvalue { i8*, i32 } undef, i8* %v18, 0
%v21 = insertvalue { i8*, i32 } %v20, i32 %v19, 1
resume { i8*, i32 } %v21
b6: ; preds = %b0
unreachable
}
declare i8* @f1(i32)
declare void @f2(i8*, i8*, i8*)
declare i32 @f3(...)
; Function Attrs: nounwind readnone
declare i32 @llvm.eh.typeid.for(i8*) #0
declare i8* @f4(i8*)
declare void @f5()
attributes #0 = { nounwind readnone }
attributes #1 = { nounwind }
attributes #2 = { noreturn }