1 ; RUN: llc -mtriple=i686-pc-windows-msvc < %s | FileCheck --check-prefix=X86 %s
2 ; RUN: llc -mtriple=x86_64-pc-windows-msvc < %s | FileCheck --check-prefix=X64 %s
4 ; Loosely based on IR for this C++ source code:
16 %rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] }
17 %eh.CatchableType = type { i32, i8*, i32, i32, i32, i32, i8* }
18 %eh.CatchableTypeArray.1 = type { i32, [1 x %eh.CatchableType*] }
19 %eh.ThrowInfo = type { i32, i8*, i8*, i8* }
20 %eh.CatchHandlerType = type { i32, i8* }
22 $"\01??_R0H@8" = comdat any
24 @"\01??_7type_info@@6B@" = external constant i8*
25 @"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
27 @llvm.eh.handlertype.H.0 = private unnamed_addr constant %eh.CatchHandlerType { i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
28 @llvm.eh.handlertype.H.1 = private unnamed_addr constant %eh.CatchHandlerType { i32 1, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*) }, section "llvm.metadata"
30 declare void @f(i32 %p, i32* %l)
31 declare i32 @__CxxFrameHandler3(...)
33 define i32 @try_catch_catch() personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
36 invoke void @f(i32 1, i32* %local)
37 to label %try.cont unwind label %catch.dispatch
39 catch.dispatch: ; preds = %entry
40 %0 = catchpad [%eh.CatchHandlerType* @llvm.eh.handlertype.H.0, i8* null]
41 to label %catch unwind label %catch.dispatch.2
43 catch: ; preds = %catch.dispatch
44 invoke void @f(i32 2, i32* %local)
45 to label %invoke.cont.2 unwind label %catchendblock
47 invoke.cont.2: ; preds = %catch
48 catchret %0 to label %try.cont
50 catch.dispatch.2: ; preds = %catch.dispatch
51 %1 = catchpad [%eh.CatchHandlerType* @llvm.eh.handlertype.H.0, i8* null]
52 to label %catch.2 unwind label %catchendblock
54 catch.2: ; preds = %catch.dispatch.2
55 invoke void @f(i32 3, i32* %local)
56 to label %invoke.cont.3 unwind label %catchendblock
58 invoke.cont.3: ; preds = %catch.2
59 catchret %1 to label %try.cont
61 try.cont: ; preds = %entry, %invoke.cont.2, %invoke.cont.3
64 catchendblock: ; preds = %catch, %catch.2, %catch.dispatch.2
65 catchendpad unwind to caller
68 ; X86-LABEL: _try_catch_catch:
69 ; X86: movl $0, -{{[0-9]+}}(%ebp)
70 ; X86: leal -[[local_offs:[0-9]+]](%ebp), %[[addr_reg:[a-z]+]]
71 ; X86-DAG: movl %[[addr_reg]], 4(%esp)
72 ; X86-DAG: movl $1, (%esp)
74 ; X86: [[contbb:Ltmp[0-9]+]]: # Block address taken
75 ; X86: movl -{{[0-9]+}}(%ebp), %esp
78 ; X86: [[catch1bb:LBB0_[0-9]+]]: # %catch{{$}}
81 ; X86: movl $1, -{{[0-9]+}}(%ebp)
82 ; X86: leal -[[local_offs]](%ebp), %[[addr_reg:[a-z]+]]
83 ; X86-DAG: movl %[[addr_reg]], 4(%esp)
84 ; X86-DAG: movl $2, (%esp)
86 ; X86: movl $[[contbb]], %eax
87 ; X86-NEXT: addl $8, %esp
90 ; X86: [[catch2bb:LBB0_[0-9]+]]: # %catch.2{{$}}
93 ; X86: movl $1, -{{[0-9]+}}(%ebp)
94 ; X86: leal -[[local_offs]](%ebp), %[[addr_reg:[a-z]+]]
95 ; X86-DAG: movl %[[addr_reg]], 4(%esp)
96 ; X86-DAG: movl $3, (%esp)
98 ; X86: movl $[[contbb]], %eax
99 ; X86-NEXT: addl $8, %esp
102 ; X86: L__ehtable$try_catch_catch:
103 ; X86: $handlerMap$0$try_catch_catch:
105 ; X86: .long "??_R0H@8"
107 ; X86: .long [[catch1bb]]
109 ; X86: .long "??_R0H@8"
111 ; X86: .long [[catch2bb]]
113 ; X64-LABEL: try_catch_catch:
115 ; X64: .seh_pushreg 5
116 ; X64: subq $48, %rsp
117 ; X64: .seh_stackalloc 48
118 ; X64: leaq 48(%rsp), %rbp
119 ; X64: .seh_setframe 5, 48
120 ; X64-DAG: leaq -[[local_offs:[0-9]+]](%rbp), %rdx
121 ; X64-DAG: movl $1, %ecx
123 ; X64: [[contbb:.Ltmp[0-9]+]]: # Block address taken
124 ; X64: addq $48, %rsp
128 ; X64: [[catch1bb:\.LBB0_[0-9]+]]: # %catch{{$}}
129 ; X64: movq %rdx, 16(%rsp)
131 ; X64: movq %rdx, %rbp
132 ; X64: subq $32, %rsp
133 ; X64-DAG: leaq -[[local_offs]](%rbp), %rdx
134 ; X64-DAG: movl $2, %ecx
136 ; X64: leaq [[contbb]](%rip), %rax
137 ; X64: addq $32, %rsp
141 ; X64: [[catch2bb:\.LBB0_[0-9]+]]: # %catch.2{{$}}
142 ; X64: movq %rdx, 16(%rsp)
144 ; X64: movq %rdx, %rbp
145 ; X64: subq $32, %rsp
146 ; X64-DAG: leaq -[[local_offs]](%rbp), %rdx
147 ; X64-DAG: movl $3, %ecx
149 ; X64: leaq [[contbb]](%rip), %rax
150 ; X64: addq $32, %rsp
154 ; X64: $handlerMap$0$try_catch_catch:
156 ; X64: .long "??_R0H@8"@IMGREL
158 ; X64: .long [[catch1bb]]@IMGREL
161 ; X64: .long "??_R0H@8"@IMGREL
163 ; X64: .long [[catch2bb]]@IMGREL