forked from OSchip/llvm-project
77 lines
5.0 KiB
LLVM
77 lines
5.0 KiB
LLVM
; 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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; Assertions are almost autogenerated except for last testcase widget, which was
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; updated (with -DAG instead of -NEXT) to fix buildbot failure reproducible only on two boxes.
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; Uses of extractelement that are of scalar type should not have the BDV
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; incorrectly identified as a vector type.
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define void @widget() gc "statepoint-example" {
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; CHECK-LABEL: @widget(
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; CHECK-NEXT: bb6:
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; CHECK-NEXT: [[BASE_EE:%.*]] = extractelement <2 x i8 addrspace(1)*> zeroinitializer, i32 1, !is_base_value !0
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; CHECK-NEXT: [[TMP:%.*]] = extractelement <2 x i8 addrspace(1)*> undef, i32 1
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; CHECK-NEXT: br i1 undef, label [[BB7:%.*]], label [[BB9:%.*]]
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; CHECK: bb7:
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; CHECK-NEXT: [[TMP8:%.*]] = getelementptr inbounds i8, i8 addrspace(1)* [[TMP]], i64 12
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; CHECK-NEXT: br label [[BB11:%.*]]
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; CHECK: bb9:
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; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i8, i8 addrspace(1)* [[TMP]], i64 12
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; CHECK-NEXT: br i1 undef, label [[BB11]], label [[BB15:%.*]]
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; CHECK: bb11:
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; CHECK-NEXT: [[TMP12_BASE:%.*]] = phi i8 addrspace(1)* [ [[BASE_EE]], [[BB7]] ], [ [[BASE_EE]], [[BB9]] ], !is_base_value !0
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; CHECK-NEXT: [[TMP12:%.*]] = phi i8 addrspace(1)* [ [[TMP8]], [[BB7]] ], [ [[TMP10]], [[BB9]] ]
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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 ()* @snork, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 undef), "gc-live"(i8 addrspace(1)* [[TMP12_BASE]], i8 addrspace(1)* [[TMP12]]) ]
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; CHECK-NEXT: [[TMP12_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
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; CHECK-NEXT: [[TMP12_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 0, i32 1)
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; CHECK-NEXT: br label [[BB15]]
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; CHECK: bb15:
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; CHECK-NEXT: [[TMP16_BASE:%.*]] = phi i8 addrspace(1)* [ [[BASE_EE]], [[BB9]] ], [ [[TMP12_BASE_RELOCATED]], [[BB11]] ], !is_base_value !0
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; CHECK-NEXT: [[TMP16:%.*]] = phi i8 addrspace(1)* [ [[TMP10]], [[BB9]] ], [ [[TMP12_RELOCATED]], [[BB11]] ]
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; CHECK-NEXT: br i1 undef, label [[BB17:%.*]], label [[BB20:%.*]]
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; CHECK: bb17:
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; CHECK-NEXT: [[STATEPOINT_TOKEN1:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @snork, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 undef), "gc-live"(i8 addrspace(1)* [[TMP16_BASE]], i8 addrspace(1)* [[TMP16]]) ]
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; CHECK-NEXT: [[TMP16_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN1]], i32 0, i32 0)
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; CHECK-NEXT: [[TMP16_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN1]], i32 0, i32 1)
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; CHECK-NEXT: br label [[BB20]]
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; CHECK: bb20:
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; CHECK-DAG: [[DOT05:%.*]] = phi i8 addrspace(1)* [ [[TMP16_BASE_RELOCATED]], [[BB17]] ], [ [[TMP16_BASE]], [[BB15]] ]
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; CHECK-DAG: [[DOT0:%.*]] = phi i8 addrspace(1)* [ [[TMP16_RELOCATED]], [[BB17]] ], [ [[TMP16]], [[BB15]] ]
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; CHECK-NEXT: [[STATEPOINT_TOKEN2:%.*]] = call token (i64, i32, void (i8 addrspace(1)*)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidp1i8f(i64 2882400000, i32 0, void (i8 addrspace(1)*)* @foo, i32 1, i32 0, i8 addrspace(1)* [[DOT0]], i32 0, i32 0) [ "gc-live"(i8 addrspace(1)* [[DOT05]], i8 addrspace(1)* [[DOT0]]) ]
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; CHECK-NEXT: [[TMP16_BASE_RELOCATED3:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN2]], i32 0, i32 0)
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; CHECK-NEXT: [[TMP16_RELOCATED4:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN2]], i32 0, i32 1)
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; CHECK-NEXT: ret void
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;
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bb6: ; preds = %bb3
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%tmp = extractelement <2 x i8 addrspace(1)*> undef, i32 1
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br i1 undef, label %bb7, label %bb9
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bb7: ; preds = %bb6
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%tmp8 = getelementptr inbounds i8, i8 addrspace(1)* %tmp, i64 12
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br label %bb11
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bb9: ; preds = %bb6, %bb6
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%tmp10 = getelementptr inbounds i8, i8 addrspace(1)* %tmp, i64 12
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br i1 undef, label %bb11, label %bb15
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bb11: ; preds = %bb9, %bb7
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%tmp12 = phi i8 addrspace(1)* [ %tmp8, %bb7 ], [ %tmp10, %bb9 ]
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call void @snork() [ "deopt"(i32 undef) ]
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br label %bb15
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bb15: ; preds = %bb11, %bb9, %bb9
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%tmp16 = phi i8 addrspace(1)* [ %tmp10, %bb9 ], [ %tmp12, %bb11 ]
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br i1 undef, label %bb17, label %bb20
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bb17: ; preds = %bb15
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call void @snork() [ "deopt"(i32 undef) ]
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br label %bb20
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bb20: ; preds = %bb17, %bb15, %bb15
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call void @foo(i8 addrspace(1)* %tmp16)
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ret void
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}
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declare void @snork()
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declare void @foo(i8 addrspace(1)*)
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