54 lines
1.7 KiB
LLVM
54 lines
1.7 KiB
LLVM
; RUN: llc < %s -O0 -mtriple=thumbv7-apple-ios | FileCheck %s
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; Radar 10567930: Make sure that all the caller-saved registers are saved and
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; restored in a function with setjmp/longjmp EH. In particular, r6 was not
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; being saved here.
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; CHECK: push {r4, r5, r6, r7, lr}
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%0 = type opaque
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%struct.NSConstantString = type { ptr, i32, ptr, i32 }
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define i32 @asdf(i32 %a, i32 %b, ptr %c, ptr %d) personality ptr @__objc_personality_v0 {
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bb:
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%tmp = alloca i32, align 4
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%tmp1 = alloca i32, align 4
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%tmp2 = alloca ptr, align 4
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%tmp3 = alloca i1
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%myException = alloca ptr, align 4
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%tmp4 = alloca ptr
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%tmp5 = alloca i32
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%exception = alloca ptr, align 4
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store i32 %a, ptr %tmp, align 4
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store i32 %b, ptr %tmp1, align 4
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store ptr %d, ptr %tmp2, align 4
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store i1 false, ptr %tmp3
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%tmp7 = load ptr, ptr %c
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%tmp10 = invoke ptr @objc_msgSend(ptr %tmp7, ptr %d, ptr null)
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to label %bb11 unwind label %bb15
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bb11: ; preds = %bb
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store ptr %tmp10, ptr %myException, align 4
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%tmp12 = load ptr, ptr %myException, align 4
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invoke void @objc_exception_throw(ptr %tmp12) noreturn
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to label %bb14 unwind label %bb15
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bb14: ; preds = %bb11
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unreachable
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bb15: ; preds = %bb11, %bb
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%tmp16 = landingpad { ptr, i32 }
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catch ptr null
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%tmp17 = extractvalue { ptr, i32 } %tmp16, 0
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store ptr %tmp17, ptr %tmp4
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%tmp18 = extractvalue { ptr, i32 } %tmp16, 1
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store i32 %tmp18, ptr %tmp5
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store i1 true, ptr %tmp3
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br label %bb56
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bb56:
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unreachable
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}
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declare ptr @objc_msgSend(ptr, ptr, ...) nonlazybind
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declare i32 @__objc_personality_v0(...)
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declare void @objc_exception_throw(ptr)
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