1 ; Test that we can correctly handle vectors of pointers in statepoint 2 ; rewriting. Currently, we scalarize, but that's an implementation detail. 3 ; RUN: opt %s -rewrite-statepoints-for-gc -S | FileCheck %s 4 5 ; A non-vector relocation for comparison 6 define i64 addrspace(1)* @test(i64 addrspace(1)* %obj) gc "statepoint-example" { 7 ; CHECK-LABEL: test 8 ; CHECK: gc.statepoint 9 ; CHECK-NEXT: gc.relocate 10 ; CHECK-NEXT: ret i64 addrspace(1)* %obj.relocated 11 entry: 12 %safepoint_token = call i32 (void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @do_safepoint, i32 0, i32 0, i32 0) 13 ret i64 addrspace(1)* %obj 14 } 15 16 ; A base vector from a argument 17 define <2 x i64 addrspace(1)*> @test2(<2 x i64 addrspace(1)*> %obj) gc "statepoint-example" { 18 ; CHECK-LABEL: test2 19 ; CHECK: extractelement 20 ; CHECK-NEXT: extractelement 21 ; CHECK-NEXT: gc.statepoint 22 ; CHECK-NEXT: gc.relocate 23 ; CHECK-NEXT: gc.relocate 24 ; CHECK-NEXT: insertelement 25 ; CHECK-NEXT: insertelement 26 ; CHECK-NEXT: ret <2 x i64 addrspace(1)*> %5 27 entry: 28 %safepoint_token = call i32 (void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @do_safepoint, i32 0, i32 0, i32 0) 29 ret <2 x i64 addrspace(1)*> %obj 30 } 31 32 ; A base vector from a load 33 define <2 x i64 addrspace(1)*> @test3(<2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" { 34 ; CHECK-LABEL: test3 35 ; CHECK: load 36 ; CHECK-NEXT: extractelement 37 ; CHECK-NEXT: extractelement 38 ; CHECK-NEXT: gc.statepoint 39 ; CHECK-NEXT: gc.relocate 40 ; CHECK-NEXT: gc.relocate 41 ; CHECK-NEXT: insertelement 42 ; CHECK-NEXT: insertelement 43 ; CHECK-NEXT: ret <2 x i64 addrspace(1)*> %5 44 entry: 45 %obj = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr 46 %safepoint_token = call i32 (void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @do_safepoint, i32 0, i32 0, i32 0) 47 ret <2 x i64 addrspace(1)*> %obj 48 } 49 50 declare i32 @fake_personality_function() 51 52 ; When a statepoint is an invoke rather than a call 53 define <2 x i64 addrspace(1)*> @test4(<2 x i64 addrspace(1)*>* %ptr) gc "statepoint-example" { 54 ; CHECK-LABEL: test4 55 ; CHECK: load 56 ; CHECK-NEXT: extractelement 57 ; CHECK-NEXT: extractelement 58 ; CHECK-NEXT: gc.statepoint 59 entry: 60 %obj = load <2 x i64 addrspace(1)*>, <2 x i64 addrspace(1)*>* %ptr 61 invoke i32 (void ()*, i32, i32, ...)* @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @do_safepoint, i32 0, i32 0, i32 0) 62 to label %normal_return unwind label %exceptional_return 63 64 ; CHECK-LABEL: normal_return: 65 ; CHECK: gc.relocate 66 ; CHECK-NEXT: gc.relocate 67 ; CHECK-NEXT: insertelement 68 ; CHECK-NEXT: insertelement 69 ; CHECK-NEXT: ret <2 x i64 addrspace(1)*> %6 70 normal_return: ; preds = %entry 71 ret <2 x i64 addrspace(1)*> %obj 72 73 ; CHECK-LABEL: exceptional_return: 74 ; CHECK: gc.relocate 75 ; CHECK-NEXT: gc.relocate 76 ; CHECK-NEXT: insertelement 77 ; CHECK-NEXT: insertelement 78 ; CHECK-NEXT: ret <2 x i64 addrspace(1)*> %10 79 exceptional_return: ; preds = %entry 80 %landing_pad4 = landingpad { i8*, i32 } personality i32 ()* @fake_personality_function 81 cleanup 82 ret <2 x i64 addrspace(1)*> %obj 83 } 84 85 declare void @do_safepoint() 86 87 declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()*, i32, i32, ...) 88
