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llvm-project/llvm/test/Transforms/RewriteStatepointsForGC/live-vector-nosplit.ll

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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; Test that we can correctly handle vectors of pointers in statepoint
; rewriting.
; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
; RUN: opt < %s -passes=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-NEXT: entry:
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i64 addrspace(1)* [[OBJ:%.*]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJ_RELOCATED]] to i64 addrspace(1)*
; CHECK-NEXT: ret i64 addrspace(1)* [[OBJ_RELOCATED_CASTED]]
;
; 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: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ:%.*]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
;
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-NEXT: entry:
; CHECK-NEXT: [[OBJ:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR:%.*]], align 16
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
;
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-NEXT: entry:
; CHECK-NEXT: [[OBJ:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR:%.*]], align 16
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = invoke token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ]]) ]
; CHECK-NEXT: to label [[NORMAL_RETURN:%.*]] unwind label [[EXCEPTIONAL_RETURN:%.*]]
; CHECK: normal_return:
; CHECK-NEXT: [[OBJ_RELOCATED1:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: [[OBJ_RELOCATED1_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED1]] to <2 x i64 addrspace(1)*>
; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED1_CASTED]]
; CHECK: exceptional_return:
; CHECK-NEXT: [[LANDING_PAD4:%.*]] = landingpad token
; CHECK-NEXT: cleanup
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[LANDING_PAD4]], i32 0, i32 0)
; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
;
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
ret <2 x i64 addrspace(1)*> %obj
exceptional_return: ; preds = %entry
%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-NEXT: entry:
; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[P:%.*]], i32 0, !is_base_value !0
; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> undef, i64 addrspace(1)* [[P]], i32 0
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[VEC]], <2 x i64 addrspace(1)*> [[VEC_BASE]]) ]
; CHECK-NEXT: [[VEC_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
; CHECK-NEXT: [[VEC_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[VEC_RELOCATED]] to <2 x i64 addrspace(1)*>
; CHECK-NEXT: [[VEC_BASE_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
; CHECK-NEXT: [[VEC_BASE_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[VEC_BASE_RELOCATED]] to <2 x i64 addrspace(1)*>
; 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(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 [[CND:%.*]], label [[TAKEN:%.*]], label [[UNTAKEN:%.*]]
; CHECK: taken:
; CHECK-NEXT: [[OBJA:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR:%.*]], align 16
; CHECK-NEXT: br label [[MERGE:%.*]]
; CHECK: untaken:
; CHECK-NEXT: [[OBJB:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR]], align 16
; CHECK-NEXT: br label [[MERGE]]
; CHECK: merge:
; CHECK-NEXT: [[OBJ:%.*]] = phi <2 x i64 addrspace(1)*> [ [[OBJA]], [[TAKEN]] ], [ [[OBJB]], [[UNTAKEN]] ]
; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ]]) ]
; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
;
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
%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()
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