| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s |
| ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck %s |
| |
| |
| define i64 addrspace(1)* @test(<2 x i64 addrspace(1)*> %vec, i32 %idx) gc "statepoint-example" { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OBJ:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC:%.*]], i32 [[IDX:%.*]] |
| ; 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]]) ] |
| ; 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]] |
| ; |
| ; Note that the second extractelement is actually redundant here. A correct output would |
| ; be to reuse the existing obj as a base since it is actually a base pointer. |
| entry: |
| %obj = extractelement <2 x i64 addrspace(1)*> %vec, i32 %idx |
| call void @do_safepoint() [ "deopt"() ] |
| ret i64 addrspace(1)* %obj |
| } |
| |
| define i64 addrspace(1)* @test2(<2 x i64 addrspace(1)*>* %ptr, i1 %cnd, i32 %idx1, i32 %idx2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test2( |
| ; 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: [[VEC:%.*]] = phi <2 x i64 addrspace(1)*> [ [[OBJA]], [[TAKEN]] ], [ [[OBJB]], [[UNTAKEN]] ] |
| ; CHECK-NEXT: br i1 [[CND]], label [[TAKEN2:%.*]], label [[UNTAKEN2:%.*]] |
| ; CHECK: taken2: |
| ; CHECK-NEXT: [[OBJ0:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i32 [[IDX1:%.*]] |
| ; CHECK-NEXT: br label [[MERGE2:%.*]] |
| ; CHECK: untaken2: |
| ; CHECK-NEXT: [[OBJ1:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i32 [[IDX2:%.*]] |
| ; CHECK-NEXT: br label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[OBJ:%.*]] = phi i64 addrspace(1)* [ [[OBJ0]], [[TAKEN2]] ], [ [[OBJ1]], [[UNTAKEN2]] ] |
| ; 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]]) ] |
| ; 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]] |
| ; |
| 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 |
| %vec = phi <2 x i64 addrspace(1)*> [ %obja, %taken ], [ %objb, %untaken ] |
| br i1 %cnd, label %taken2, label %untaken2 |
| |
| taken2: ; preds = %merge |
| %obj0 = extractelement <2 x i64 addrspace(1)*> %vec, i32 %idx1 |
| br label %merge2 |
| |
| untaken2: ; preds = %merge |
| %obj1 = extractelement <2 x i64 addrspace(1)*> %vec, i32 %idx2 |
| br label %merge2 |
| |
| merge2: ; preds = %untaken2, %taken2 |
| %obj = phi i64 addrspace(1)* [ %obj0, %taken2 ], [ %obj1, %untaken2 ] |
| call void @do_safepoint() [ "deopt"() ] |
| ret i64 addrspace(1)* %obj |
| } |
| |
| define i64 addrspace(1)* @test3(i64 addrspace(1)* %ptr) gc "statepoint-example" { |
| ; CHECK-LABEL: @test3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[PTR:%.*]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[PTR]], i32 0 |
| ; CHECK-NEXT: [[OBJ_BASE:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC_BASE]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[OBJ:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i32 0 |
| ; 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]], i64 addrspace(1)* [[OBJ_BASE]]) ] |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJ_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[OBJ_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[OBJ_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJ_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: ret i64 addrspace(1)* [[OBJ_RELOCATED_CASTED]] |
| ; |
| entry: |
| %vec = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %ptr, i32 0 |
| %obj = extractelement <2 x i64 addrspace(1)*> %vec, i32 0 |
| call void @do_safepoint() [ "deopt"() ] |
| ret i64 addrspace(1)* %obj |
| } |
| |
| define i64 addrspace(1)* @test4(i64 addrspace(1)* %ptr) gc "statepoint-example" { |
| ; CHECK-LABEL: @test4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[DERIVED:%.*]] = getelementptr i64, i64 addrspace(1)* [[PTR:%.*]], i64 16 |
| ; CHECK-NEXT: [[VECA_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[PTR]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VECA:%.*]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[DERIVED]], i32 0 |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> [[VECA_BASE]], i64 addrspace(1)* [[PTR]], i32 1, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> [[VECA]], i64 addrspace(1)* [[PTR]], i32 1 |
| ; CHECK-NEXT: [[OBJ_BASE:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC_BASE]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[OBJ:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i32 0 |
| ; 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]], i64 addrspace(1)* [[OBJ_BASE]]) ] |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[OBJ_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJ_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[OBJ_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[OBJ_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJ_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: ret i64 addrspace(1)* [[OBJ_RELOCATED_CASTED]] |
| ; |
| ; When we can optimize an extractelement from a known |
| ; index and avoid introducing new base pointer instructions |
| entry: |
| %derived = getelementptr i64, i64 addrspace(1)* %ptr, i64 16 |
| %veca = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %derived, i32 0 |
| %vec = insertelement <2 x i64 addrspace(1)*> %veca, i64 addrspace(1)* %ptr, i32 1 |
| %obj = extractelement <2 x i64 addrspace(1)*> %vec, i32 0 |
| call void @do_safepoint() [ "deopt"() ] |
| ret i64 addrspace(1)* %obj |
| } |
| |
| declare void @use(i64 addrspace(1)*) "gc-leaf-function" |
| declare void @use_vec(<4 x i64 addrspace(1)*>) "gc-leaf-function" |
| |
| define void @test5(i1 %cnd, i64 addrspace(1)* %obj) gc "statepoint-example" { |
| ; CHECK-LABEL: @test5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, i64 addrspace(1)* [[OBJ:%.*]], i64 1 |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[GEP]], i32 0 |
| ; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC_BASE]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i32 0 |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[BDV]], i64 addrspace(1)* [[BDV_BASE]]) ] |
| ; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[BDV_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: call void @use(i64 addrspace(1)* [[BDV_RELOCATED_CASTED]]) |
| ; CHECK-NEXT: ret void |
| ; |
| ; When we fundementally have to duplicate |
| entry: |
| %gep = getelementptr i64, i64 addrspace(1)* %obj, i64 1 |
| %vec = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %gep, i32 0 |
| %bdv = extractelement <2 x i64 addrspace(1)*> %vec, i32 0 |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| call void @use(i64 addrspace(1)* %bdv) |
| ret void |
| } |
| |
| define void @test6(i1 %cnd, i64 addrspace(1)* %obj, i64 %idx) gc "statepoint-example" { |
| ; CHECK-LABEL: @test6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, i64 addrspace(1)* [[OBJ:%.*]], i64 1 |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[GEP]], i32 0 |
| ; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC_BASE]], i64 [[IDX:%.*]], !is_base_value !0 |
| ; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i64 [[IDX]] |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[BDV]], i64 addrspace(1)* [[BDV_BASE]]) ] |
| ; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[BDV_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: call void @use(i64 addrspace(1)* [[BDV_RELOCATED_CASTED]]) |
| ; CHECK-NEXT: ret void |
| ; |
| ; A more complicated example involving vector and scalar bases. |
| ; This is derived from a failing test case when we didn't have correct |
| ; insertelement handling. |
| entry: |
| %gep = getelementptr i64, i64 addrspace(1)* %obj, i64 1 |
| %vec = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %gep, i32 0 |
| %bdv = extractelement <2 x i64 addrspace(1)*> %vec, i64 %idx |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| call void @use(i64 addrspace(1)* %bdv) |
| ret void |
| } |
| |
| define i64 addrspace(1)* @test7(i1 %cnd, i64 addrspace(1)* %obj, i64 addrspace(1)* %obj2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test7( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ2:%.*]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[OBJ2]], i32 0 |
| ; CHECK-NEXT: br label [[MERGE1:%.*]] |
| ; CHECK: merge1: |
| ; CHECK-NEXT: [[VEC2_BASE:%.*]] = phi <2 x i64 addrspace(1)*> [ [[VEC_BASE]], [[ENTRY:%.*]] ], [ [[VEC3_BASE:%.*]], [[MERGE1]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[VEC2:%.*]] = phi <2 x i64 addrspace(1)*> [ [[VEC]], [[ENTRY]] ], [ [[VEC3:%.*]], [[MERGE1]] ] |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, i64 addrspace(1)* [[OBJ2]], i64 1 |
| ; CHECK-NEXT: [[VEC3_BASE]] = insertelement <2 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ2]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC3]] = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[GEP]], i32 0 |
| ; CHECK-NEXT: br i1 [[CND:%.*]], label [[MERGE1]], label [[NEXT1:%.*]] |
| ; CHECK: next1: |
| ; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC2_BASE]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC2]], i32 0 |
| ; CHECK-NEXT: br label [[MERGE:%.*]] |
| ; CHECK: merge: |
| ; CHECK-NEXT: [[OBJB_BASE:%.*]] = phi i64 addrspace(1)* [ [[OBJ:%.*]], [[NEXT1]] ], [ [[BDV_BASE]], [[MERGE]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[OBJB:%.*]] = phi i64 addrspace(1)* [ [[OBJ]], [[NEXT1]] ], [ [[BDV]], [[MERGE]] ] |
| ; CHECK-NEXT: br i1 [[CND]], label [[MERGE]], label [[NEXT:%.*]] |
| ; CHECK: next: |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[OBJB]], i64 addrspace(1)* [[OBJB_BASE]]) ] |
| ; CHECK-NEXT: [[OBJB_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[OBJB_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJB_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[OBJB_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[OBJB_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[OBJB_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: ret i64 addrspace(1)* [[OBJB_RELOCATED_CASTED]] |
| ; |
| entry: |
| %vec = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %obj2, i32 0 |
| br label %merge1 |
| |
| merge1: ; preds = %merge1, %entry |
| %vec2 = phi <2 x i64 addrspace(1)*> [ %vec, %entry ], [ %vec3, %merge1 ] |
| %gep = getelementptr i64, i64 addrspace(1)* %obj2, i64 1 |
| %vec3 = insertelement <2 x i64 addrspace(1)*> poison, i64 addrspace(1)* %gep, i32 0 |
| br i1 %cnd, label %merge1, label %next1 |
| |
| next1: ; preds = %merge1 |
| %bdv = extractelement <2 x i64 addrspace(1)*> %vec2, i32 0 |
| br label %merge |
| |
| merge: ; preds = %merge, %next1 |
| %objb = phi i64 addrspace(1)* [ %obj, %next1 ], [ %bdv, %merge ] |
| br i1 %cnd, label %merge, label %next |
| |
| next: ; preds = %merge |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| ret i64 addrspace(1)* %objb |
| } |
| |
| ; identify base for shufflevector |
| define void @test8(i64 addrspace(1)* %obj, i64 %idx) gc "statepoint-example" { |
| ; CHECK-LABEL: @test8( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[GEP:%.*]] = getelementptr i64, i64 addrspace(1)* [[OBJ:%.*]], i64 1 |
| ; CHECK-NEXT: [[GEP2:%.*]] = getelementptr i64, i64 addrspace(1)* [[OBJ]], i64 2 |
| ; CHECK-NEXT: [[VEC1_BASE:%.*]] = insertelement <4 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC1:%.*]] = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[GEP]], i32 0 |
| ; CHECK-NEXT: [[VEC2_BASE:%.*]] = insertelement <4 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ]], i32 2, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC2:%.*]] = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[GEP2]], i32 2 |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = shufflevector <4 x i64 addrspace(1)*> [[VEC1_BASE]], <4 x i64 addrspace(1)*> [[VEC2_BASE]], <2 x i32> <i32 0, i32 2>, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = shufflevector <4 x i64 addrspace(1)*> [[VEC1]], <4 x i64 addrspace(1)*> [[VEC2]], <2 x i32> <i32 0, i32 2> |
| ; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC_BASE]], i64 [[IDX:%.*]], !is_base_value !0 |
| ; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i64 [[IDX]] |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[BDV]], i64 addrspace(1)* [[BDV_BASE]]) ] |
| ; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[BDV_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: call void @use(i64 addrspace(1)* [[BDV_RELOCATED_CASTED]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %gep = getelementptr i64, i64 addrspace(1)* %obj, i64 1 |
| %gep2 = getelementptr i64, i64 addrspace(1)* %obj, i64 2 |
| %vec1 = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* %gep, i32 0 |
| %vec2 = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* %gep2, i32 2 |
| %vec = shufflevector <4 x i64 addrspace(1)*> %vec1, <4 x i64 addrspace(1)*> %vec2, <2 x i32> <i32 0, i32 2> |
| %bdv = extractelement <2 x i64 addrspace(1)*> %vec, i64 %idx |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| call void @use(i64 addrspace(1)* %bdv) |
| ret void |
| } |
| |
| ; Since the same 'base' vector is used in the shuffle operands, we do not need |
| ; create a shufflevector base. |
| define void @test9(<4 x i64 addrspace(1)*> %vec1, i64 %idx) gc "statepoint-example" { |
| ; CHECK-LABEL: @test9( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC:%.*]] = shufflevector <4 x i64 addrspace(1)*> [[VEC1:%.*]], <4 x i64 addrspace(1)*> [[VEC1]], <2 x i32> <i32 0, i32 2> |
| ; CHECK-NEXT: [[BDV:%.*]] = extractelement <2 x i64 addrspace(1)*> [[VEC]], i64 [[IDX:%.*]] |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[BDV]]) ] |
| ; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: [[BDV_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: call void @use(i64 addrspace(1)* [[BDV_RELOCATED_CASTED]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| ; shrinking vec1 into vec |
| %vec = shufflevector <4 x i64 addrspace(1)*> %vec1, <4 x i64 addrspace(1)*> %vec1, <2 x i32> <i32 0, i32 2> |
| %bdv = extractelement <2 x i64 addrspace(1)*> %vec, i64 %idx |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| call void @use(i64 addrspace(1)* %bdv) |
| ret void |
| } |
| |
| ; vector operand of shufflevector is a phi |
| define i64 addrspace(1)* @test10(i1 %cnd, i64 addrspace(1)* %obj, i64 addrspace(1)* %obj2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test10( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC1_BASE:%.*]] = insertelement <4 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ:%.*]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC1:%.*]] = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[OBJ]], i32 0 |
| ; CHECK-NEXT: br i1 [[CND:%.*]], label [[HERE:%.*]], label [[MERGE:%.*]] |
| ; CHECK: here: |
| ; CHECK-NEXT: [[VEC2_BASE:%.*]] = insertelement <4 x i64 addrspace(1)*> zeroinitializer, i64 addrspace(1)* [[OBJ2:%.*]], i32 2, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC2:%.*]] = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* [[OBJ2]], i32 2 |
| ; CHECK-NEXT: br label [[MERGE]] |
| ; CHECK: merge: |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = phi <4 x i64 addrspace(1)*> [ [[VEC1_BASE]], [[ENTRY:%.*]] ], [ [[VEC2_BASE]], [[HERE]] ], [ [[VEC3_BASE:%.*]], [[MERGE]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = phi <4 x i64 addrspace(1)*> [ [[VEC1]], [[ENTRY]] ], [ [[VEC2]], [[HERE]] ], [ [[VEC3:%.*]], [[MERGE]] ] |
| ; CHECK-NEXT: [[VEC3_BASE]] = shufflevector <4 x i64 addrspace(1)*> [[VEC_BASE]], <4 x i64 addrspace(1)*> [[VEC_BASE]], <4 x i32> <i32 2, i32 0, i32 1, i32 3>, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC3]] = shufflevector <4 x i64 addrspace(1)*> [[VEC]], <4 x i64 addrspace(1)*> [[VEC]], <4 x i32> <i32 2, i32 0, i32 1, i32 3> |
| ; CHECK-NEXT: [[BDV_BASE:%.*]] = extractelement <4 x i64 addrspace(1)*> [[VEC3_BASE]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[BDV:%.*]] = extractelement <4 x i64 addrspace(1)*> [[VEC3]], i32 0 |
| ; CHECK-NEXT: br i1 [[CND]], label [[MERGE]], label [[NEXT:%.*]] |
| ; CHECK: next: |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[BDV]], i64 addrspace(1)* [[BDV_BASE]]) ] |
| ; CHECK-NEXT: [[BDV_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[BDV_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: [[BDV_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[BDV_BASE_RELOCATED]] to i64 addrspace(1)* |
| ; CHECK-NEXT: ret i64 addrspace(1)* [[BDV_RELOCATED_CASTED]] |
| ; |
| entry: |
| %vec1 = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* %obj, i32 0 |
| br i1 %cnd, label %here, label %merge |
| |
| here: |
| %vec2 = insertelement <4 x i64 addrspace(1)*> poison, i64 addrspace(1)* %obj2, i32 2 |
| br label %merge |
| |
| merge: ; preds = %merge, %entry, %here |
| %vec = phi <4 x i64 addrspace(1)*> [ %vec1, %entry ], [ %vec2, %here], [ %vec3, %merge] |
| %vec3 = shufflevector <4 x i64 addrspace(1)*> %vec, <4 x i64 addrspace(1)*> %vec, <4 x i32> <i32 2, i32 0, i32 1, i32 3> |
| %bdv = extractelement <4 x i64 addrspace(1)*> %vec3, i32 0 |
| br i1 %cnd, label %merge, label %next |
| |
| next: |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| ret i64 addrspace(1)* %bdv |
| } |
| declare void @do_safepoint() |
| |
| define void @test11(<4 x i64 addrspace(1)*> %vec1) gc "statepoint-example" { |
| ; CHECK-LABEL: @test11( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC2:%.*]] = getelementptr i64, <4 x i64 addrspace(1)*> [[VEC1:%.*]], i32 1024 |
| ; 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"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(<4 x i64 addrspace(1)*> [[VEC1]]) ] |
| ; CHECK-NEXT: [[VEC1_RELOCATED:%.*]] = call coldcc <4 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v4p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: [[VEC1_RELOCATED_CASTED:%.*]] = bitcast <4 x i8 addrspace(1)*> [[VEC1_RELOCATED]] to <4 x i64 addrspace(1)*> |
| ; CHECK-NEXT: [[VEC2_REMAT:%.*]] = getelementptr i64, <4 x i64 addrspace(1)*> [[VEC1_RELOCATED_CASTED]], i32 1024 |
| ; CHECK-NEXT: call void @use_vec(<4 x i64 addrspace(1)*> [[VEC2_REMAT]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %vec2 = getelementptr i64, <4 x i64 addrspace(1)*> %vec1, i32 1024 |
| call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| call void @use_vec(<4 x i64 addrspace(1) *> %vec2) |
| ret void |
| } |
| |
| declare <4 x i64 addrspace(1)*> @def_vec() "gc-leaf-function" |
| |
| define void @test12(<4 x i64 addrspace(1)*> %vec1) gc "statepoint-example" { |
| ; CHECK-LABEL: @test12( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC:%.*]] = call <4 x i64 addrspace(1)*> @def_vec() |
| ; 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"(<4 x i64 addrspace(1)*> [[VEC]]) ] |
| ; CHECK-NEXT: [[VEC_RELOCATED:%.*]] = call coldcc <4 x i8 addrspace(1)*> @llvm.experimental.gc.relocate.v4p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: [[VEC_RELOCATED_CASTED:%.*]] = bitcast <4 x i8 addrspace(1)*> [[VEC_RELOCATED]] to <4 x i64 addrspace(1)*> |
| ; CHECK-NEXT: call void @use_vec(<4 x i64 addrspace(1)*> [[VEC_RELOCATED_CASTED]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| %vec = call <4 x i64 addrspace(1)*> @def_vec() |
| call void @do_safepoint() [ "deopt"() ] |
| call void @use_vec(<4 x i64 addrspace(1)*> %vec) |
| ret void |
| } |