forked from OSchip/llvm-project
119 lines
3.7 KiB
LLVM
119 lines
3.7 KiB
LLVM
; Test that we can correctly handle vectors of pointers in statepoint
|
|
; rewriting.
|
|
; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
|
|
|
|
; A non-vector relocation for comparison
|
|
define i64 addrspace(1)* @test(i64 addrspace(1)* %obj) gc "statepoint-example" {
|
|
; CHECK-LABEL: test
|
|
; CHECK: gc.statepoint
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret i64 addrspace(1)*
|
|
; A base vector from a argument
|
|
entry:
|
|
call void @do_safepoint() [ "deopt"() ]
|
|
ret i64 addrspace(1)* %obj
|
|
}
|
|
|
|
; A vector argument
|
|
define <2 x i64 addrspace(1)*> @test2(<2 x i64 addrspace(1)*> %obj) gc "statepoint-example" {
|
|
; CHECK-LABEL: test2
|
|
; CHECK-NEXT: gc.statepoint
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret <2 x i64 addrspace(1)*>
|
|
call void @do_safepoint() [ "deopt"() ]
|
|
ret <2 x i64 addrspace(1)*> %obj
|
|
}
|
|
|
|
; A load
|
|
define <2 x i64 addrspace(1)*> @test3(<2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" {
|
|
; CHECK-LABEL: test3
|
|
; CHECK: load
|
|
; CHECK-NEXT: gc.statepoint
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret <2 x i64 addrspace(1)*>
|
|
entry:
|
|
%obj = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
|
|
call void @do_safepoint() [ "deopt"() ]
|
|
ret <2 x i64 addrspace(1)*> %obj
|
|
}
|
|
|
|
declare i32 @fake_personality_function()
|
|
|
|
; When a statepoint is an invoke rather than a call
|
|
define <2 x i64 addrspace(1)*> @test4(<2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" personality i32 ()* @fake_personality_function {
|
|
; CHECK-LABEL: test4
|
|
; CHECK: load
|
|
; CHECK-NEXT: gc.statepoint
|
|
entry:
|
|
%obj = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
|
|
invoke void @do_safepoint() [ "deopt"() ]
|
|
to label %normal_return unwind label %exceptional_return
|
|
|
|
normal_return: ; preds = %entry
|
|
; CHECK-LABEL: normal_return:
|
|
; CHECK: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret <2 x i64 addrspace(1)*>
|
|
ret <2 x i64 addrspace(1)*> %obj
|
|
|
|
exceptional_return: ; preds = %entry
|
|
; CHECK-LABEL: exceptional_return:
|
|
; CHECK: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret <2 x i64 addrspace(1)*>
|
|
%landing_pad4 = landingpad token
|
|
cleanup
|
|
ret <2 x i64 addrspace(1)*> %obj
|
|
}
|
|
|
|
; A newly created vector
|
|
define <2 x i64 addrspace(1)*> @test5(i64 addrspace(1)* %p) gc "statepoint-example" {
|
|
; CHECK-LABEL: test5
|
|
; CHECK: insertelement
|
|
; CHECK-NEXT: insertelement
|
|
; CHECK-NEXT: gc.statepoint
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret <2 x i64 addrspace(1)*> %vec.relocated.casted
|
|
entry:
|
|
%vec = insertelement <2 x i64 addrspace(1)*> undef, i64 addrspace(1)* %p, i32 0
|
|
call void @do_safepoint() [ "deopt"() ]
|
|
ret <2 x i64 addrspace(1)*> %vec
|
|
}
|
|
|
|
; A merge point
|
|
define <2 x i64 addrspace(1)*> @test6(i1 %cnd, <2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" {
|
|
; CHECK-LABEL: test6
|
|
entry:
|
|
br i1 %cnd, label %taken, label %untaken
|
|
|
|
taken: ; preds = %entry
|
|
%obja = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
|
|
br label %merge
|
|
|
|
untaken: ; preds = %entry
|
|
%objb = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
|
|
br label %merge
|
|
|
|
merge: ; preds = %untaken, %taken
|
|
; CHECK-LABEL: merge:
|
|
; CHECK-NEXT: = phi
|
|
; CHECK-NEXT: = phi
|
|
; CHECK-NEXT: gc.statepoint
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: gc.relocate
|
|
; CHECK-NEXT: bitcast
|
|
; CHECK-NEXT: ret <2 x i64 addrspace(1)*>
|
|
%obj = phi <2 x i64 addrspace(1)*> [ %obja, %taken ], [ %objb, %untaken ]
|
|
call void @do_safepoint() [ "deopt"() ]
|
|
ret <2 x i64 addrspace(1)*> %obj
|
|
}
|
|
|
|
declare void @do_safepoint()
|