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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s3 4declare void @foo()5 6declare ptr addrspace(1) @generate_obj()7 8declare void @consume_obj(ptr addrspace(1))9 10; derived %obj_to_consume base %obj_to_consume.base11define void @test(i32 %condition) gc "statepoint-example" {12; CHECK-LABEL: @test(13; CHECK-NEXT: entry:14; CHECK-NEXT: br label [[LOOP:%.*]]15; CHECK: loop:16; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(ptr addrspace(1) ()) @generate_obj, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]17; CHECK-NEXT: [[TMP0:%.*]] = call ptr addrspace(1) @llvm.experimental.gc.result.p1(token [[STATEPOINT_TOKEN]])18; CHECK-NEXT: switch i32 [[CONDITION:%.*]], label [[DEST_A:%.*]] [19; CHECK-NEXT: i32 0, label [[DEST_B:%.*]]20; CHECK-NEXT: i32 1, label [[DEST_C:%.*]]21; CHECK-NEXT: ]22; CHECK: dest_a:23; CHECK-NEXT: br label [[MERGE:%.*]]24; CHECK: dest_b:25; CHECK-NEXT: br label [[MERGE]]26; CHECK: dest_c:27; CHECK-NEXT: br label [[MERGE]]28; CHECK: merge:29; CHECK-NEXT: [[OBJ_TO_CONSUME:%.*]] = phi ptr addrspace(1) [ [[TMP0]], [[DEST_A]] ], [ null, [[DEST_B]] ], [ null, [[DEST_C]] ]30; CHECK-NEXT: [[STATEPOINT_TOKEN1:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void (ptr addrspace(1))) @consume_obj, i32 1, i32 0, ptr addrspace(1) [[OBJ_TO_CONSUME]], i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(ptr addrspace(1) [[OBJ_TO_CONSUME]]) ]31; CHECK-NEXT: [[OBJ_TO_CONSUME_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN1]], i32 0, i32 0)32; CHECK-NEXT: br label [[MERGE_SPLIT:%.*]]33; CHECK: merge.split:34; CHECK-NEXT: [[STATEPOINT_TOKEN2:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @foo, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]35; CHECK-NEXT: br label [[LOOP]]36;37entry:38 br label %loop39 40loop: ; preds = %merge.split, %entry41 %0 = call ptr addrspace(1) @generate_obj() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]42 switch i32 %condition, label %dest_a [43 i32 0, label %dest_b44 i32 1, label %dest_c45 ]46 47dest_a: ; preds = %loop48 br label %merge49 50dest_b: ; preds = %loop51 br label %merge52 53dest_c: ; preds = %loop54 br label %merge55 56merge: ; preds = %dest_c, %dest_b, %dest_a57 %obj_to_consume = phi ptr addrspace(1) [ %0, %dest_a ], [ null, %dest_b ], [ null, %dest_c ]58 call void @consume_obj(ptr addrspace(1) %obj_to_consume) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]59 br label %merge.split60 61merge.split: ; preds = %merge62 call void @foo() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]63 br label %loop64}65