| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -opaque-pointers=0 -S -passes=rewrite-statepoints-for-gc < %s | FileCheck %s |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| declare void @foo() gc "statepoint-example" |
| |
| ; FIXME: In this test case %b6.base, which is inserted by RS4GC, is identical |
| ; to %b6. |
| define i8 addrspace(1)* @test1(i1 %c, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NEXT: left: |
| ; CHECK-NEXT: br i1 [[C:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B5:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[LEFT:%.*]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: br i1 [[C]], label [[LOOP]], label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[LEFT]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| left: |
| br i1 %c, label %loop, label %merge2 |
| |
| loop: |
| %b5 = phi i8 addrspace(1)* [ %b2, %left ], [ %b5, %loop ] |
| br i1 %c, label %loop, label %merge2 |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %left ], [ %b5, %loop ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| define i8 addrspace(1)* @test2(i1 %c, i32 %n, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[LEFT:%.*]] |
| ; CHECK: left: |
| ; CHECK-NEXT: br i1 [[C:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B5:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[LEFT]] ], [ [[B5]], [[LOOP]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: switch i32 [[N:%.*]], label [[MERGE2]] [ |
| ; CHECK-NEXT: i32 0, label [[LOOP]] |
| ; CHECK-NEXT: i32 1, label [[LOOP]] |
| ; CHECK-NEXT: i32 2, label [[LEFT]] |
| ; CHECK-NEXT: ] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[LEFT]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| entry: |
| br label %left |
| |
| left: |
| br i1 %c, label %loop, label %merge2 |
| |
| loop: |
| %b5 = phi i8 addrspace(1)* [ %b2, %left ], [ %b5, %loop ], [ %b5, %loop ] |
| switch i32 %n, label %merge2 [ i32 0, label %loop |
| i32 1, label %loop |
| i32 2, label %left ] |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %left ], [ %b5, %loop ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| ; FIXME: In this test case %b5.base and %b6.base (inserted by RS4GC) are |
| ; identical to %b5 and %b6 ; correspondingly. |
| define i8 addrspace(1)* @test3(i1 %c, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test3( |
| ; CHECK-NEXT: left: |
| ; CHECK-NEXT: br i1 [[C:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B5_BASE:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[LEFT:%.*]] ], [ [[B5_BASE]], [[LOOP]] ], [ [[B6_BASE_RELOCATED:%.*]], [[MERGE2]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[B5:%.*]] = phi i8 addrspace(1)* [ [[B2]], [[LEFT]] ], [ [[B5]], [[LOOP]] ], [ [[B6_RELOCATED:%.*]], [[MERGE2]] ] |
| ; CHECK-NEXT: br i1 [[C]], label [[LOOP]], label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6_BASE:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[LEFT]] ], [ [[B5_BASE]], [[LOOP]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1]], [[LEFT]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6_BASE]], i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_BASE_RELOCATED]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: [[B6_RELOCATED]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 1) |
| ; CHECK-NEXT: br i1 [[C]], label [[LOOP]], label [[EXIT:%.*]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| left: |
| br i1 %c, label %loop, label %merge2 |
| |
| loop: |
| %b5 = phi i8 addrspace(1)* [ %b2, %left ], [ %b5, %loop ], [ %b6, %merge2 ] |
| br i1 %c, label %loop, label %merge2 |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %left ], [ %b5, %loop ] |
| call void @foo() [ "deopt"() ] |
| br i1 %c, label %loop, label %exit |
| |
| exit: |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| define i8 addrspace(1)* @test4(i1 %c, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test4( |
| ; CHECK-NEXT: left: |
| ; CHECK-NEXT: br i1 [[C:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B3:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[LEFT:%.*]] ], [ [[B5:%.*]], [[LOOP]] ] |
| ; CHECK-NEXT: [[B4:%.*]] = bitcast i8 addrspace(1)* [[B3]] to i32 addrspace(1)* |
| ; CHECK-NEXT: [[B5]] = bitcast i32 addrspace(1)* [[B4]] to i8 addrspace(1)* |
| ; CHECK-NEXT: br i1 [[C]], label [[LOOP]], label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[LEFT]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| left: |
| br i1 %c, label %loop, label %merge2 |
| |
| loop: |
| %b3 = phi i8 addrspace(1)* [ %b2, %left ], [ %b5, %loop ] |
| %b4 = bitcast i8 addrspace(1)* %b3 to i32 addrspace(1)* |
| %b5 = bitcast i32 addrspace(1)* %b4 to i8 addrspace(1)* |
| br i1 %c, label %loop, label %merge2 |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %left ], [ %b5, %loop ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| define i8 addrspace(1)* @test5(i1 %c1, i1 %c2, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test5( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 [[C1:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B3:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[ENTRY:%.*]] ], [ [[B5:%.*]], [[LEFT:%.*]] ] |
| ; CHECK-NEXT: [[B4:%.*]] = addrspacecast i8 addrspace(1)* [[B3]] to i8* |
| ; CHECK-NEXT: br i1 [[C1]], label [[LEFT]], label [[MERGE2]] |
| ; CHECK: left: |
| ; CHECK-NEXT: [[B5]] = addrspacecast i8* [[B4]] to i8 addrspace(1)* |
| ; CHECK-NEXT: br i1 [[C2:%.*]], label [[LOOP]], label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[ENTRY]] ], [ [[B3]], [[LOOP]] ], [ [[B5]], [[LEFT]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| entry: |
| br i1 %c1, label %loop, label %merge2 |
| |
| loop: |
| %b3 = phi i8 addrspace(1)* [ %b2, %entry ], [ %b5, %left ] |
| %b4 = addrspacecast i8 addrspace(1)* %b3 to i8* |
| br i1 %c1, label %left, label %merge2 |
| |
| left: |
| %b5 = addrspacecast i8* %b4 to i8 addrspace(1)* |
| br i1 %c2, label %loop, label %merge2 |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %entry ], [ %b3, %loop ], [ %b5, %left ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| define i8 addrspace(1)* @test6(i1 %c1, i1 %c2, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test6( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 [[C1:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B3:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[ENTRY:%.*]] ], [ [[B3]], [[LEFT:%.*]] ] |
| ; CHECK-NEXT: br i1 [[C1]], label [[LEFT]], label [[MERGE2]] |
| ; CHECK: left: |
| ; CHECK-NEXT: br i1 [[C2:%.*]], label [[LOOP]], label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[ENTRY]] ], [ [[B3]], [[LOOP]] ], [ [[B3]], [[LEFT]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| entry: |
| br i1 %c1, label %loop, label %merge2 |
| |
| loop: |
| %b3 = phi i8 addrspace(1)* [ %b2, %entry ], [ %b4, %left ] |
| br i1 %c1, label %left, label %merge2 |
| |
| left: |
| %b4 = phi i8 addrspace(1)* [ %b3, %loop ] |
| br i1 %c2, label %loop, label %merge2 |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %entry ], [ %b3, %loop ], [ %b4, %left ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| declare i8 addrspace(1)* @returned_arg(i8 addrspace(1)* returned %p) |
| |
| define i8 addrspace(1)* @test7(i1 %c1, i1 %c2, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test7( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 [[C1:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B3:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[ENTRY:%.*]] ], [ [[B41:%.*]], [[LEFT:%.*]] ] |
| ; CHECK-NEXT: br i1 [[C1]], label [[LEFT]], label [[MERGE2]] |
| ; CHECK: left: |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, i8 addrspace(1)* (i8 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_p1i8p1i8f(i64 2882400000, i32 0, i8 addrspace(1)* (i8 addrspace(1)*)* elementtype(i8 addrspace(1)* (i8 addrspace(1)*)) @returned_arg, i32 1, i32 0, i8 addrspace(1)* [[B3]], i32 0, i32 0) [ "gc-live"(i8 addrspace(1)* [[B3]]) ] |
| ; CHECK-NEXT: [[B41]] = call i8 addrspace(1)* @llvm.experimental.gc.result.p1i8(token [[STATEPOINT_TOKEN]]) |
| ; CHECK-NEXT: [[B3_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: br i1 [[C2:%.*]], label [[LOOP]], label [[MERGE2]] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6_BASE:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[ENTRY]] ], [ [[B3]], [[LOOP]] ], [ [[B41]], [[LEFT]] ], !is_base_value !0 |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1]], [[ENTRY]] ], [ [[B3]], [[LOOP]] ], [ [[B41]], [[LEFT]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN2:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]], i8 addrspace(1)* [[B6_BASE]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN2]], i32 1, i32 0) |
| ; CHECK-NEXT: [[B6_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN2]], i32 1, i32 1) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| entry: |
| br i1 %c1, label %loop, label %merge2 |
| |
| loop: |
| %b3 = phi i8 addrspace(1)* [ %b2, %entry ], [ %b4, %left ] |
| br i1 %c1, label %left, label %merge2 |
| |
| left: |
| %b4 = call i8 addrspace(1)* @returned_arg(i8 addrspace(1)* %b3) |
| br i1 %c2, label %loop, label %merge2 |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %entry ], [ %b3, %loop ], [ %b4, %left ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |
| |
| define i8 addrspace(1)* @test8(i1 %c, i32 %n, i8 addrspace(1)* %b1, i8 addrspace(1)* %b2) gc "statepoint-example" { |
| ; CHECK-LABEL: @test8( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[LEFT:%.*]] |
| ; CHECK: left: |
| ; CHECK-NEXT: br i1 [[C:%.*]], label [[LOOP:%.*]], label [[MERGE2:%.*]] |
| ; CHECK: loop: |
| ; CHECK-NEXT: [[B3:%.*]] = phi i8 addrspace(1)* [ [[B2:%.*]], [[LEFT]] ], [ [[B5:%.*]], [[LOOP]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: [[B4:%.*]] = bitcast i8 addrspace(1)* [[B3]] to i32 addrspace(1)* |
| ; CHECK-NEXT: [[B5]] = bitcast i32 addrspace(1)* [[B4]] to i8 addrspace(1)* |
| ; CHECK-NEXT: switch i32 [[N:%.*]], label [[MERGE2]] [ |
| ; CHECK-NEXT: i32 0, label [[LOOP]] |
| ; CHECK-NEXT: i32 1, label [[LOOP]] |
| ; CHECK-NEXT: i32 2, label [[LEFT]] |
| ; CHECK-NEXT: ] |
| ; CHECK: merge2: |
| ; CHECK-NEXT: [[B6:%.*]] = phi i8 addrspace(1)* [ [[B1:%.*]], [[LEFT]] ], [ [[B5]], [[LOOP]] ] |
| ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(), "gc-live"(i8 addrspace(1)* [[B6]]) ] |
| ; CHECK-NEXT: [[B6_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0) |
| ; CHECK-NEXT: ret i8 addrspace(1)* [[B6_RELOCATED]] |
| ; |
| entry: |
| br label %left |
| |
| left: |
| br i1 %c, label %loop, label %merge2 |
| |
| loop: |
| %b3 = phi i8 addrspace(1)* [ %b2, %left ], [ %b5, %loop ], [ %b5, %loop ] |
| %b4 = bitcast i8 addrspace(1)* %b3 to i32 addrspace(1)* |
| %b5 = bitcast i32 addrspace(1)* %b4 to i8 addrspace(1)* |
| switch i32 %n, label %merge2 [ i32 0, label %loop |
| i32 1, label %loop |
| i32 2, label %left ] |
| |
| merge2: |
| %b6 = phi i8 addrspace(1)* [ %b1, %left ], [ %b5, %loop ] |
| call void @foo() [ "deopt"() ] |
| ret i8 addrspace(1)* %b6 |
| } |