xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/seh-exception-code.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -verify-machineinstrs < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -verify-machineinstrs -O0 < %s | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
5*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-pc-windows-msvc"
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdeclare void @f(i32)
8*9880d681SAndroid Build Coastguard Workerdeclare i32 @__C_specific_handler(...)
9*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.eh.exceptioncode(token)
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workerdefine void @ehcode() personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*) {
12*9880d681SAndroid Build Coastguard Workerentry:
13*9880d681SAndroid Build Coastguard Worker  invoke void @f(i32 0)
14*9880d681SAndroid Build Coastguard Worker          to label %__try.cont unwind label %catch.dispatch
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workercatch.dispatch:                                   ; preds = %entry
17*9880d681SAndroid Build Coastguard Worker  %cs = catchswitch within none [label %__except] unwind to caller
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Worker__except:                                         ; preds = %catch.dispatch
20*9880d681SAndroid Build Coastguard Worker  %pad = catchpad within %cs [i8* null]
21*9880d681SAndroid Build Coastguard Worker  catchret from %pad to label %__except.1
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Worker__except.1:                                       ; preds = %__except
24*9880d681SAndroid Build Coastguard Worker  %code = call i32 @llvm.eh.exceptioncode(token %pad)
25*9880d681SAndroid Build Coastguard Worker  call void @f(i32 %code)
26*9880d681SAndroid Build Coastguard Worker  br label %__try.cont
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Worker__try.cont:                                       ; preds = %entry, %__except.1
29*9880d681SAndroid Build Coastguard Worker  ret void
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: ehcode:
33*9880d681SAndroid Build Coastguard Worker; CHECK: xorl %ecx, %ecx
34*9880d681SAndroid Build Coastguard Worker; CHECK: callq f
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Worker; CHECK: # %__except
37*9880d681SAndroid Build Coastguard Worker; CHECK: movl %eax, %ecx
38*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: callq f
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