1 ; RUN: llc -stack-symbol-ordering=0 -mtriple=i686-windows-msvc < %s | FileCheck %s
3 ; 32-bit catch-all has to use a filter function because that's how it saves the
6 @str = linkonce_odr unnamed_addr constant [27 x i8] c"GetExceptionCode(): 0x%lx\0A\00", align 1
8 declare i32 @_except_handler3(...)
10 declare i32 @printf(ptr nocapture readonly, ...) nounwind
11 declare i32 @llvm.eh.typeid.for(ptr)
12 declare ptr @llvm.frameaddress(i32)
13 declare ptr @llvm.localrecover(ptr, ptr, i32)
14 declare void @llvm.localescape(...)
15 declare ptr @llvm.eh.recoverfp(ptr, ptr)
17 define i32 @main() personality ptr @_except_handler3 {
19 %__exceptioncode = alloca i32, align 4
20 call void (...) @llvm.localescape(ptr %__exceptioncode)
21 invoke void @crash() #5
22 to label %__try.cont unwind label %lpad
24 lpad: ; preds = %entry
25 %cs1 = catchswitch within none [label %__except] unwind to caller
27 __except: ; preds = %lpad
28 %p = catchpad within %cs1 [ptr @"filt$main"]
29 %code = load i32, ptr %__exceptioncode, align 4
30 %call = call i32 (ptr, ...) @printf(ptr @str, i32 %code) #4 [ "funclet"(token %p) ]
31 catchret from %p to label %__try.cont
33 __try.cont: ; preds = %entry, %__except
37 define internal i32 @"filt$main"() {
39 %ebp = tail call ptr @llvm.frameaddress(i32 1)
40 %parentfp = tail call ptr @llvm.eh.recoverfp(ptr @main, ptr %ebp)
41 %code.i8 = tail call ptr @llvm.localrecover(ptr @main, ptr %parentfp, i32 0)
42 %info.addr = getelementptr inbounds i8, ptr %ebp, i32 -20
43 %0 = load ptr, ptr %info.addr, align 4
44 %1 = load ptr, ptr %0, align 4
45 %2 = load i32, ptr %1, align 4
46 store i32 %2, ptr %code.i8, align 4
50 ; Check that we can get the exception code from eax to the printf.
54 ; CHECK: movl %esp, %ebp
55 ; Ensure that we push *all* the CSRs, since they are clobbered by the
61 ; CHECK: .set Lmain$frame_escape_0, [[code_offs:[-0-9]+]]
62 ; CHECK: movl %esp, [[reg_offs:[-0-9]+]](%ebp)
63 ; CHECK: movl $L__ehtable$main,
65 ; CHECK: movl $0, -16(%ebp)
71 ; CHECK: LBB0_[[lpbb:[0-9]+]]: # %__except{{$}}
73 ; CHECK: movl -24(%ebp), %esp
75 ; CHECK: movl [[code_offs]](%ebp), %[[code:[a-z]+]]
76 ; CHECK: pushl %[[code]]
78 ; CHECK: calll _printf
80 ; CHECK: .section .xdata,"dr"
81 ; CHECK: .set Lmain$parent_frame_offset, [[reg_offs]]
83 ; CHECK: L__ehtable$main
84 ; CHECK-NEXT: .long -1
85 ; CHECK-NEXT: .long _filt$main
86 ; CHECK-NEXT: .long LBB0_[[lpbb]]
88 ; CHECK-LABEL: _filt$main:
90 ; CHECK: movl %esp, %ebp
91 ; CHECK: movl (%ebp), %[[oldebp:[a-z]+]]
92 ; CHECK: movl -20(%[[oldebp]]), %[[ehinfo:[a-z]+]]
93 ; CHECK: movl (%[[ehinfo]]), %[[ehrec:[a-z]+]]
94 ; CHECK: movl (%[[ehrec]]), %[[ehcode:[a-z]+]]
95 ; CHECK: movl %[[ehcode]], {{.*}}(%{{.*}})