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llvm-mirror/test/CodeGen/X86/indirect-hidden.ll
Tim Northover 2e5fed0f5d X86: emit hidden stubs into a proper non_lazy_symbol_pointer section.
rdar://problem/16660411

llvm-svn: 207518
2014-04-29 10:06:10 +00:00

44 lines
1.1 KiB
LLVM

; RUN: llc -mtriple=i686-apple-macosx -o - %s | FileCheck %s
; x86 doesn't normally use indirect symbols, particularly hidden ones, but it
; can be tricked into it for exception-handling typeids.
@hidden_typeid = external hidden constant i8*
@normal_typeid = external constant i8*
declare void @throws()
define void @get_indirect_hidden() {
invoke void @throws() to label %end unwind label %lpad
lpad:
%tmp = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* bitcast (i8** @hidden_typeid to i8*)
br label %end
end:
ret void
}
define void @get_indirect() {
invoke void @throws() to label %end unwind label %lpad
lpad:
%tmp = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* bitcast (i8** @normal_typeid to i8*)
br label %end
end:
ret void
}
declare i32 @__gxx_personality_v0(...)
; CHECK: .section __IMPORT,__pointers,non_lazy_symbol_pointers
; CHECK-NOT: __DATA,__data
; CHECK: .indirect_symbol _normal_typeid
; CHECK-NEXT: .long 0
; CHECK-NOT: __DATA,__data
; CHECK: .indirect_symbol _hidden_typeid
; CHECK-NEXT: .long 0