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cf082ae903
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cp $NAME $TEMP
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llvm-svn: 186268
234 lines
6.1 KiB
LLVM
234 lines
6.1 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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@T1 = external constant i32
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@T2 = external constant i32
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@T3 = external constant i32
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declare i32 @generic_personality(i32, i64, i8*, i8*)
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declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*)
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declare i32 @__objc_personality_v0(i32, i64, i8*, i8*)
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declare void @bar()
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define void @foo_generic() {
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; CHECK-LABEL: @foo_generic(
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invoke void @bar()
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to label %cont.a unwind label %lpad.a
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cont.a:
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invoke void @bar()
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to label %cont.b unwind label %lpad.b
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cont.b:
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invoke void @bar()
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to label %cont.c unwind label %lpad.c
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cont.c:
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invoke void @bar()
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to label %cont.d unwind label %lpad.d
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cont.d:
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invoke void @bar()
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to label %cont.e unwind label %lpad.e
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cont.e:
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invoke void @bar()
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to label %cont.f unwind label %lpad.f
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cont.f:
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invoke void @bar()
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to label %cont.g unwind label %lpad.g
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cont.g:
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invoke void @bar()
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to label %cont.h unwind label %lpad.h
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cont.h:
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invoke void @bar()
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to label %cont.i unwind label %lpad.i
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cont.i:
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ret void
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lpad.a:
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%a = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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catch i32* @T1
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catch i32* @T2
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catch i32* @T1
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catch i32* @T2
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unreachable
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; CHECK: %a = landingpad
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; CHECK-NEXT: @T1
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; CHECK-NEXT: @T2
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; CHECK-NEXT: unreachable
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lpad.b:
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%b = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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filter [0 x i32*] zeroinitializer
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catch i32* @T1
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unreachable
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; CHECK: %b = landingpad
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; CHECK-NEXT: filter
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; CHECK-NEXT: unreachable
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lpad.c:
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%c = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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catch i32* @T1
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filter [1 x i32*] [i32* @T1]
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catch i32* @T2
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unreachable
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; CHECK: %c = landingpad
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; CHECK-NEXT: @T1
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; CHECK-NEXT: filter [0 x i32*]
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; CHECK-NEXT: unreachable
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lpad.d:
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%d = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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filter [3 x i32*] zeroinitializer
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unreachable
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; CHECK: %d = landingpad
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; CHECK-NEXT: filter [1 x i32*] zeroinitializer
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; CHECK-NEXT: unreachable
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lpad.e:
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%e = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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catch i32* @T1
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filter [3 x i32*] [i32* @T1, i32* @T2, i32* @T2]
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unreachable
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; CHECK: %e = landingpad
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; CHECK-NEXT: @T1
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; CHECK-NEXT: filter [1 x i32*] [i32* @T2]
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; CHECK-NEXT: unreachable
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lpad.f:
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%f = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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filter [2 x i32*] [i32* @T2, i32* @T1]
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filter [1 x i32*] [i32* @T1]
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unreachable
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; CHECK: %f = landingpad
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; CHECK-NEXT: filter [1 x i32*] [i32* @T1]
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; CHECK-NEXT: unreachable
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lpad.g:
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%g = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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filter [1 x i32*] [i32* @T1]
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catch i32* @T3
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filter [2 x i32*] [i32* @T2, i32* @T1]
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unreachable
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; CHECK: %g = landingpad
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; CHECK-NEXT: filter [1 x i32*] [i32* @T1]
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; CHECK-NEXT: catch i32* @T3
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; CHECK-NEXT: unreachable
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lpad.h:
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%h = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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filter [2 x i32*] [i32* @T1, i32* null]
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filter [1 x i32*] zeroinitializer
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unreachable
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; CHECK: %h = landingpad
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; CHECK-NEXT: filter [1 x i32*] zeroinitializer
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; CHECK-NEXT: unreachable
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lpad.i:
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%i = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @generic_personality
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cleanup
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filter [0 x i32*] zeroinitializer
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unreachable
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; CHECK: %i = landingpad
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; CHECK-NEXT: filter
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; CHECK-NEXT: unreachable
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}
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define void @foo_cxx() {
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; CHECK-LABEL: @foo_cxx(
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invoke void @bar()
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to label %cont.a unwind label %lpad.a
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cont.a:
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invoke void @bar()
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to label %cont.b unwind label %lpad.b
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cont.b:
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invoke void @bar()
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to label %cont.c unwind label %lpad.c
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cont.c:
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invoke void @bar()
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to label %cont.d unwind label %lpad.d
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cont.d:
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ret void
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lpad.a:
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%a = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0
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catch i32* null
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catch i32* @T1
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unreachable
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; CHECK: %a = landingpad
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; CHECK-NEXT: null
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; CHECK-NEXT: unreachable
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lpad.b:
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%b = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0
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filter [1 x i32*] zeroinitializer
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unreachable
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; CHECK: %b = landingpad
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; CHECK-NEXT: cleanup
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; CHECK-NEXT: unreachable
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lpad.c:
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%c = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0
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filter [2 x i32*] [i32* @T1, i32* null]
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unreachable
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; CHECK: %c = landingpad
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; CHECK-NEXT: cleanup
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; CHECK-NEXT: unreachable
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lpad.d:
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%d = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0
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cleanup
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catch i32* null
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unreachable
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; CHECK: %d = landingpad
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; CHECK-NEXT: null
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; CHECK-NEXT: unreachable
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}
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define void @foo_objc() {
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; CHECK-LABEL: @foo_objc(
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invoke void @bar()
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to label %cont.a unwind label %lpad.a
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cont.a:
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invoke void @bar()
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to label %cont.b unwind label %lpad.b
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cont.b:
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invoke void @bar()
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to label %cont.c unwind label %lpad.c
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cont.c:
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invoke void @bar()
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to label %cont.d unwind label %lpad.d
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cont.d:
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ret void
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lpad.a:
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%a = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__objc_personality_v0
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catch i32* null
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catch i32* @T1
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unreachable
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; CHECK: %a = landingpad
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; CHECK-NEXT: null
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; CHECK-NEXT: unreachable
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lpad.b:
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%b = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__objc_personality_v0
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filter [1 x i32*] zeroinitializer
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unreachable
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; CHECK: %b = landingpad
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; CHECK-NEXT: cleanup
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; CHECK-NEXT: unreachable
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lpad.c:
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%c = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__objc_personality_v0
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filter [2 x i32*] [i32* @T1, i32* null]
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unreachable
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; CHECK: %c = landingpad
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; CHECK-NEXT: cleanup
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; CHECK-NEXT: unreachable
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lpad.d:
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%d = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__objc_personality_v0
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cleanup
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catch i32* null
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unreachable
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; CHECK: %d = landingpad
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; CHECK-NEXT: null
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; CHECK-NEXT: unreachable
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}
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