| Bob Wilson | 75f12cc | 2011-12-20 01:29:27 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -O0 -mtriple=thumbv7-apple-ios | FileCheck %s |
| 2 | |
| 3 | ; Radar 10567930: Make sure that all the caller-saved registers are saved and |
| 4 | ; restored in a function with setjmp/longjmp EH. In particular, r6 was not |
| 5 | ; being saved here. |
| 6 | ; CHECK: push {r4, r5, r6, r7, lr} |
| 7 | |
| 8 | %0 = type opaque |
| 9 | %struct.NSConstantString = type { i32*, i32, i8*, i32 } |
| 10 | |
| 11 | define i32 @asdf(i32 %a, i32 %b, i8** %c, i8* %d) { |
| 12 | bb: |
| 13 | %tmp = alloca i32, align 4 |
| 14 | %tmp1 = alloca i32, align 4 |
| 15 | %tmp2 = alloca i8*, align 4 |
| 16 | %tmp3 = alloca i1 |
| 17 | %myException = alloca %0*, align 4 |
| 18 | %tmp4 = alloca i8* |
| 19 | %tmp5 = alloca i32 |
| 20 | %exception = alloca %0*, align 4 |
| 21 | store i32 %a, i32* %tmp, align 4 |
| 22 | store i32 %b, i32* %tmp1, align 4 |
| 23 | store i8* %d, i8** %tmp2, align 4 |
| 24 | store i1 false, i1* %tmp3 |
| 25 | %tmp7 = load i8** %c |
| 26 | %tmp10 = invoke %0* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to %0* (i8*, i8*, %0*)*)(i8* %tmp7, i8* %d, %0* null) |
| 27 | to label %bb11 unwind label %bb15 |
| 28 | |
| 29 | bb11: ; preds = %bb |
| 30 | store %0* %tmp10, %0** %myException, align 4 |
| 31 | %tmp12 = load %0** %myException, align 4 |
| 32 | %tmp13 = bitcast %0* %tmp12 to i8* |
| 33 | invoke void @objc_exception_throw(i8* %tmp13) noreturn |
| 34 | to label %bb14 unwind label %bb15 |
| 35 | |
| 36 | bb14: ; preds = %bb11 |
| 37 | unreachable |
| 38 | |
| 39 | bb15: ; preds = %bb11, %bb |
| 40 | %tmp16 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__objc_personality_v0 to i8*) |
| 41 | catch i8* null |
| 42 | %tmp17 = extractvalue { i8*, i32 } %tmp16, 0 |
| 43 | store i8* %tmp17, i8** %tmp4 |
| 44 | %tmp18 = extractvalue { i8*, i32 } %tmp16, 1 |
| 45 | store i32 %tmp18, i32* %tmp5 |
| 46 | store i1 true, i1* %tmp3 |
| 47 | br label %bb56 |
| 48 | |
| 49 | bb56: |
| 50 | unreachable |
| 51 | } |
| 52 | |
| 53 | declare i8* @objc_msgSend(i8*, i8*, ...) nonlazybind |
| 54 | declare i32 @__objc_personality_v0(...) |
| 55 | declare void @objc_exception_throw(i8*) |