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Move EH personality type classification to Analysis/LibCallSemantics.h

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Summary:
Also add enum types for __C_specific_handler and _CxxFrameHandler3 for
which we know a few things.

Reviewers: majnemer

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D7214

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227284 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Kleckner
2015-01-28 01:17:38 +00:00
parent e32b7636e7
commit 0935e7a79b
4 changed files with 97 additions and 28 deletions
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52
test/Transforms/InstCombine/LandingPadClauses.ll
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@@ -7,6 +7,7 @@
declare i32 @generic_personality(i32, i64, i8*, i8*)
declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*)
declare i32 @__objc_personality_v0(i32, i64, i8*, i8*)
declare i32 @__C_specific_handler(...)
declare void @bar()
@@ -231,3 +232,54 @@ lpad.d:
; CHECK-NEXT: null
; CHECK-NEXT: unreachable
}
define void @foo_seh() {
; CHECK-LABEL: @foo_seh(
invoke void @bar()
to label %cont.a unwind label %lpad.a
cont.a:
invoke void @bar()
to label %cont.b unwind label %lpad.b
cont.b:
invoke void @bar()
to label %cont.c unwind label %lpad.c
cont.c:
invoke void @bar()
to label %cont.d unwind label %lpad.d
cont.d:
ret void
lpad.a:
%a = landingpad { i8*, i32 } personality i32 (...)* @__C_specific_handler
catch i32* null
catch i32* @T1
unreachable
; CHECK: %a = landingpad
; CHECK-NEXT: null
; CHECK-NEXT: unreachable
lpad.b:
%b = landingpad { i8*, i32 } personality i32 (...)* @__C_specific_handler
filter [1 x i32*] zeroinitializer
unreachable
; CHECK: %b = landingpad
; CHECK-NEXT: cleanup
; CHECK-NEXT: unreachable
lpad.c:
%c = landingpad { i8*, i32 } personality i32 (...)* @__C_specific_handler
filter [2 x i32*] [i32* @T1, i32* null]
unreachable
; CHECK: %c = landingpad
; CHECK-NEXT: cleanup
; CHECK-NEXT: unreachable
lpad.d:
%d = landingpad { i8*, i32 } personality i32 (...)* @__C_specific_handler
cleanup
catch i32* null
unreachable
; CHECK: %d = landingpad
; CHECK-NEXT: null
; CHECK-NEXT: unreachable
}