forked from OSchip/llvm-project
139 lines
8.4 KiB
LLVM
139 lines
8.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; Test that we can correctly handle vectors of pointers in statepoint
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; rewriting.
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; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
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; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck %s
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; A non-vector relocation for comparison
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define i64 addrspace(1)* @test(i64 addrspace(1)* %obj) gc "statepoint-example" {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i64 addrspace(1)* [[OBJ:%.*]]) ]
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; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJ_RELOCATED]] to i64 addrspace(1)*
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; CHECK-NEXT: ret i64 addrspace(1)* [[OBJ_RELOCATED_CASTED]]
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;
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; A base vector from a argument
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entry:
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call void @do_safepoint() [ "deopt"() ]
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ret i64 addrspace(1)* %obj
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}
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; A vector argument
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define <2 x i64 addrspace(1)*> @test2(<2 x i64 addrspace(1)*> %obj) gc "statepoint-example" {
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; CHECK-LABEL: @test2(
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; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ:%.*]]) ]
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; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
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;
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call void @do_safepoint() [ "deopt"() ]
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ret <2 x i64 addrspace(1)*> %obj
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}
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; A load
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define <2 x i64 addrspace(1)*> @test3(<2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" {
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; CHECK-LABEL: @test3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[OBJ:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR:%.*]], align 16
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; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ]]) ]
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; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
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;
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entry:
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%obj = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
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call void @do_safepoint() [ "deopt"() ]
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ret <2 x i64 addrspace(1)*> %obj
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}
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declare i32 @fake_personality_function()
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; When a statepoint is an invoke rather than a call
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define <2 x i64 addrspace(1)*> @test4(<2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" personality i32 ()* @fake_personality_function {
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; CHECK-LABEL: @test4(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[OBJ:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR:%.*]], align 16
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; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = invoke token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ]]) ]
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; CHECK-NEXT: to label [[NORMAL_RETURN:%.*]] unwind label [[EXCEPTIONAL_RETURN:%.*]]
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; CHECK: normal_return:
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; CHECK-NEXT: [[OBJ_RELOCATED1:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT: [[OBJ_RELOCATED1_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED1]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED1_CASTED]]
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; CHECK: exceptional_return:
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; CHECK-NEXT: [[LANDING_PAD4:%.*]] = landingpad token
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; CHECK-NEXT: cleanup
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; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[LANDING_PAD4]], i32 0, i32 0)
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; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
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;
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entry:
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%obj = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
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invoke void @do_safepoint() [ "deopt"() ]
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to label %normal_return unwind label %exceptional_return
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normal_return: ; preds = %entry
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ret <2 x i64 addrspace(1)*> %obj
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exceptional_return: ; preds = %entry
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%landing_pad4 = landingpad token
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cleanup
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ret <2 x i64 addrspace(1)*> %obj
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}
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; A newly created vector
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define <2 x i64 addrspace(1)*> @test5(i64 addrspace(1)* %p) gc "statepoint-example" {
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; CHECK-LABEL: @test5(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[P:%.*]], i32 0, !is_base_value !0
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; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[P]], i32 0
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; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, 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]]) ]
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; CHECK-NEXT: [[VEC_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
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; CHECK-NEXT: [[VEC_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[VEC_RELOCATED]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: [[VEC_BASE_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
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; CHECK-NEXT: [[VEC_BASE_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[VEC_BASE_RELOCATED]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[VEC_RELOCATED_CASTED]]
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;
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entry:
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%vec = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %p, i32 0
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call void @do_safepoint() [ "deopt"() ]
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ret <2 x i64 addrspace(1)*> %vec
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}
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; A merge point
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define <2 x i64 addrspace(1)*> @test6(i1 %cnd, <2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" {
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br i1 [[CND:%.*]], label [[TAKEN:%.*]], label [[UNTAKEN:%.*]]
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; CHECK: taken:
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; CHECK-NEXT: [[OBJA:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR:%.*]], align 16
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; CHECK-NEXT: br label [[MERGE:%.*]]
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; CHECK: untaken:
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; CHECK-NEXT: [[OBJB:%.*]] = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* [[PTR]], align 16
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; CHECK-NEXT: br label [[MERGE]]
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; CHECK: merge:
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; CHECK-NEXT: [[OBJ:%.*]] = phi <2 x i64 addrspace(1)*> [ [[OBJA]], [[TAKEN]] ], [ [[OBJB]], [[UNTAKEN]] ]
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; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x i64 addrspace(1)*> [[OBJ]]) ]
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; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v2p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast <2 x i8 addrspace(1)*> [[OBJ_RELOCATED]] to <2 x i64 addrspace(1)*>
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; CHECK-NEXT: ret <2 x i64 addrspace(1)*> [[OBJ_RELOCATED_CASTED]]
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;
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entry:
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br i1 %cnd, label %taken, label %untaken
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taken: ; preds = %entry
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%obja = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
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br label %merge
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untaken: ; preds = %entry
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%objb = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr
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br label %merge
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merge: ; preds = %untaken, %taken
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%obj = phi <2 x i64 addrspace(1)*> [ %obja, %taken ], [ %objb, %untaken ]
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call void @do_safepoint() [ "deopt"() ]
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ret <2 x i64 addrspace(1)*> %obj
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}
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declare void @do_safepoint()
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