| ; 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 -passes=rewrite-statepoints-for-gc -S | FileCheck %s |
| |
| ; A non-vector relocation for comparison |
| define ptr addrspace(1) @test(ptr addrspace(1) %obj) gc "statepoint-example" { |
| ; CHECK-LABEL: @test( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(ptr addrspace(1) [[OBJ:%.*]]) ] |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret ptr addrspace(1) [[OBJ_RELOCATED]] |
| ; |
| ; A base vector from a argument |
| entry: |
| call void @do_safepoint() [ "deopt"() ] |
| ret ptr addrspace(1) %obj |
| } |
| |
| ; A vector argument |
| define <2 x ptr addrspace(1)> @test2(<2 x ptr addrspace(1)> %obj) gc "statepoint-example" { |
| ; CHECK-LABEL: @test2( |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x ptr addrspace(1)> [[OBJ:%.*]]) ] |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[OBJ_RELOCATED]] |
| ; |
| call void @do_safepoint() [ "deopt"() ] |
| ret <2 x ptr addrspace(1)> %obj |
| } |
| |
| ; A load |
| define <2 x ptr addrspace(1)> @test3(ptr %ptr) gc "statepoint-example" { |
| ; CHECK-LABEL: @test3( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OBJ:%.*]] = load <2 x ptr addrspace(1)>, ptr [[PTR:%.*]], align 16 |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x ptr addrspace(1)> [[OBJ]]) ] |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[OBJ_RELOCATED]] |
| ; |
| entry: |
| %obj = load <2 x ptr addrspace(1)>, ptr %ptr |
| call void @do_safepoint() [ "deopt"() ] |
| ret <2 x ptr addrspace(1)> %obj |
| } |
| |
| declare i32 @fake_personality_function() |
| |
| ; When a statepoint is an invoke rather than a call |
| define <2 x ptr addrspace(1)> @test4(ptr %ptr) gc "statepoint-example" personality ptr @fake_personality_function { |
| ; CHECK-LABEL: @test4( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[OBJ:%.*]] = load <2 x ptr addrspace(1)>, ptr [[PTR:%.*]], align 16 |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = invoke token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x ptr addrspace(1)> [[OBJ]]) ] |
| ; CHECK-NEXT: to label [[NORMAL_RETURN:%.*]] unwind label [[EXCEPTIONAL_RETURN:%.*]] |
| ; CHECK: normal_return: |
| ; CHECK-NEXT: [[OBJ_RELOCATED1:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[OBJ_RELOCATED1]] |
| ; CHECK: exceptional_return: |
| ; CHECK-NEXT: [[LANDING_PAD4:%.*]] = landingpad token |
| ; CHECK-NEXT: cleanup |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[LANDING_PAD4]], i32 0, i32 0) |
| ; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[OBJ_RELOCATED]] |
| ; |
| entry: |
| %obj = load <2 x ptr addrspace(1)>, ptr %ptr |
| invoke void @do_safepoint() [ "deopt"() ] |
| to label %normal_return unwind label %exceptional_return |
| |
| normal_return: ; preds = %entry |
| ret <2 x ptr addrspace(1)> %obj |
| |
| exceptional_return: ; preds = %entry |
| %landing_pad4 = landingpad token |
| cleanup |
| ret <2 x ptr addrspace(1)> %obj |
| } |
| |
| ; A newly created vector |
| define <2 x ptr addrspace(1)> @test5(ptr addrspace(1) %p) gc "statepoint-example" { |
| ; CHECK-LABEL: @test5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[VEC_BASE:%.*]] = insertelement <2 x ptr addrspace(1)> zeroinitializer, ptr addrspace(1) [[P:%.*]], i32 0, !is_base_value !0 |
| ; CHECK-NEXT: [[VEC:%.*]] = insertelement <2 x ptr addrspace(1)> undef, ptr addrspace(1) [[P]], i32 0 |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x ptr addrspace(1)> [[VEC]], <2 x ptr addrspace(1)> [[VEC_BASE]]) ] |
| ; CHECK-NEXT: [[VEC_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0) |
| ; CHECK-NEXT: [[VEC_BASE_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1) |
| ; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[VEC_RELOCATED]] |
| ; |
| entry: |
| %vec = insertelement <2 x ptr addrspace(1)> undef, ptr addrspace(1) %p, i32 0 |
| call void @do_safepoint() [ "deopt"() ] |
| ret <2 x ptr addrspace(1)> %vec |
| } |
| |
| ; A merge point |
| define <2 x ptr addrspace(1)> @test6(i1 %cnd, ptr %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 ptr addrspace(1)>, ptr [[PTR:%.*]], align 16 |
| ; CHECK-NEXT: br label [[MERGE:%.*]] |
| ; CHECK: untaken: |
| ; CHECK-NEXT: [[OBJB:%.*]] = load <2 x ptr addrspace(1)>, ptr [[PTR]], align 16 |
| ; CHECK-NEXT: br label [[MERGE]] |
| ; CHECK: merge: |
| ; CHECK-NEXT: [[OBJ:%.*]] = phi <2 x ptr addrspace(1)> [ [[OBJA]], [[TAKEN]] ], [ [[OBJB]], [[UNTAKEN]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @do_safepoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(<2 x ptr addrspace(1)> [[OBJ]]) ] |
| ; CHECK-NEXT: [[OBJ_RELOCATED:%.*]] = call coldcc <2 x ptr addrspace(1)> @llvm.experimental.gc.relocate.v2p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret <2 x ptr addrspace(1)> [[OBJ_RELOCATED]] |
| ; |
| entry: |
| br i1 %cnd, label %taken, label %untaken |
| |
| taken: ; preds = %entry |
| %obja = load <2 x ptr addrspace(1)>, ptr %ptr |
| br label %merge |
| |
| untaken: ; preds = %entry |
| %objb = load <2 x ptr addrspace(1)>, ptr %ptr |
| br label %merge |
| |
| merge: ; preds = %untaken, %taken |
| %obj = phi <2 x ptr addrspace(1)> [ %obja, %taken ], [ %objb, %untaken ] |
| call void @do_safepoint() [ "deopt"() ] |
| ret <2 x ptr addrspace(1)> %obj |
| } |
| |
| declare void @do_safepoint() |