1; ARM EHABI test for the handlerdata.
2
3; This test case checks whether the handlerdata for exception
4; handling is generated properly.
5;
6; (1) The handlerdata must not be empty.
7; (2) LPStartEncoding == DW_EH_PE_omit
8; (3) TTypeEncoding == DW_EH_PE_absptr
9; (4) CallSiteEncoding == DW_EH_PE_udata4
10
11; RUN: llc -mtriple arm-unknown-linux-gnueabi -filetype=asm -o - %s \
12; RUN:   | FileCheck %s
13
14; RUN: llc -mtriple arm-unknown-linux-gnueabi -filetype=asm -o - %s \
15; RUN:     -relocation-model=pic \
16; RUN:   | FileCheck %s
17
18declare void @throw_exception()
19
20declare i32 @__gxx_personality_v0(...)
21
22declare i8* @__cxa_begin_catch(i8*)
23
24declare void @__cxa_end_catch()
25
26define void @test1() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
27entry:
28  invoke void @throw_exception() to label %try.cont unwind label %lpad
29
30lpad:
31  %0 = landingpad { i8*, i32 }
32          catch i8* null
33  %1 = extractvalue { i8*, i32 } %0, 0
34  %2 = tail call i8* @__cxa_begin_catch(i8* %1)
35  tail call void @__cxa_end_catch()
36  br label %try.cont
37
38try.cont:
39  ret void
40}
41
42; CHECK:   .globl test1
43; CHECK:   .p2align 2
44; CHECK:   .type test1,%function
45; CHECK-LABEL: test1:
46; CHECK:   .fnstart
47; CHECK:   .personality __gxx_personality_v0
48; CHECK:   .handlerdata
49; CHECK:   .p2align 2
50; CHECK-LABEL: GCC_except_table0:
51; CHECK-LABEL: .Lexception0:
52; CHECK:   .byte 255                     @ @LPStart Encoding = omit
53; CHECK:   .byte 0                       @ @TType Encoding = absptr
54; CHECK:   .uleb128 .Lttbase
55; CHECK:   .byte 1                       @ Call site Encoding = uleb128
56; CHECK:   .uleb128 .Lcst_end
57; CHECK:   .uleb128
58; CHECK:   .uleb128
59; CHECK:   .uleb128
60; CHECK:   .fnend
61