[RISCV] Add shrinkwrap test cases showing gaps in current impl
[llvm-project.git] / llvm / test / CodeGen / X86 / gcc_except_table_bb_sections_nolpads.ll
blob96adffc8e0a6fa92820093a382434d99b493f429
1 ;; Verify that @LPStart is omitted when there are no landing pads. This test
2 ;; uses an unkown personality to force emitting the exception table.
4 ; RUN: llc -basic-block-sections=all -mtriple=x86_64 < %s | FileCheck %s
6 declare void @throwit()
7 declare i32 @__unknown_ehpersonality(...)
9 define void @foo(i1 %cond) uwtable personality ptr @__unknown_ehpersonality {
10 entry:
11   br i1 %cond, label %cond.true, label %cond.false
13 cond.true:                                        ; preds = %entry
14   call void @throwit()
15   unreachable
17 cond.false:                                         ; preds = %entry
18   ret void
21 ; CHECK:      GCC_except_table0:
22 ; CHECK-NEXT: .Lexception0:
23 ; CHECK-NEXT:   .byte   255                             # @LPStart Encoding = omit
24 ; CHECK-NEXT:   .byte   255                             # @TType Encoding = omit
25 ; CHECK-NEXT:   .byte   1                               # Call site Encoding = uleb128
26 ; CHECK-NEXT:   .uleb128 .Laction_table_base0-.Lcst_begin0
27 ; CHECK-NEXT: .Lcst_begin0:
28 ; CHECK-NEXT: .Lexception1:
29 ; CHECK-NEXT:   .byte   255                             # @LPStart Encoding = omit
30 ; CHECK-NEXT:   .byte   255                             # @TType Encoding = omit
31 ; CHECK-NEXT:   .byte   1                               # Call site Encoding = uleb128
32 ; CHECK-NEXT:   .uleb128 .Laction_table_base0-.Lcst_begin1
33 ; CHECK-NEXT: .Lcst_begin1:
34 ; CHECK-NEXT: .Lexception2:
35 ; CHECK-NEXT:   .byte   255                             # @LPStart Encoding = omit
36 ; CHECK-NEXT:   .byte   255                             # @TType Encoding = omit
37 ; CHECK-NEXT:   .byte   1                               # Call site Encoding = uleb128
38 ; CHECK-NEXT:   .uleb128 .Laction_table_base0-.Lcst_begin2
39 ; CHECK-NEXT: .Lcst_begin2:
40 ; CHECK-NEXT:   .uleb128 foo.__part.2-foo.__part.2      # >> Call Site 1 <<
41 ; CHECK-NEXT:   .uleb128 .LBB_END0_2-foo.__part.2       #   Call between foo.__part.2 and .LBB_END0_2
42 ; CHECK-NEXT:   .byte   0                               #     has no landing pad
43 ; CHECK-NEXT:   .byte   0                               #   On action: cleanup
44 ; CHECK-NEXT: .Laction_table_base0: