llvm-6502/test/Transforms/SimplifyCFG/statepoint-invoke-unwind.ll
David Majnemer cc714e2142 Move the personality function from LandingPadInst to Function
The personality routine currently lives in the LandingPadInst.

This isn't desirable because:
- All LandingPadInsts in the same function must have the same
  personality routine.  This means that each LandingPadInst beyond the
  first has an operand which produces no additional information.

- There is ongoing work to introduce EH IR constructs other than
  LandingPadInst.  Moving the personality routine off of any one
  particular Instruction and onto the parent function seems a lot better
  than have N different places a personality function can sneak onto an
  exceptional function.

Differential Revision: http://reviews.llvm.org/D10429

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239940 91177308-0d34-0410-b5e6-96231b3b80d8
2015-06-17 20:52:32 +00:00

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LLVM

; RUN: opt < %s -simplifycfg -S | FileCheck %s
; Test that statepoint intrinsic is marked with Throwable attribute and it is
; not optimized into call
declare i64 addrspace(1)* @gc_call()
declare i32 @llvm.experimental.gc.statepoint.p0f_p1i64f(i64, i32, i64 addrspace(1)* ()*, i32, i32, ...)
declare i32* @fake_personality_function()
define i32 @test() gc "statepoint-example" personality i32* ()* @fake_personality_function {
; CHECK-LABEL: test
entry:
; CHECK-LABEL: entry:
; CHECK-NEXT: %sp = invoke i32 (i64, i32, i64 addrspace(1)* ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_p1i64f
%sp = invoke i32 (i64, i32, i64 addrspace(1)* ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_p1i64f(i64 0, i32 0, i64 addrspace(1)* ()* @gc_call, i32 0, i32 0, i32 0, i32 0)
to label %normal unwind label %exception
exception:
%lpad = landingpad { i8*, i32 }
cleanup
ret i32 0
normal:
ret i32 1
}