blob: c1e3a368de0064bceb082e9c1597694e4ea7576c [file] [log] [blame]
Sanjoy Das04071082016-01-29 00:28:57 +00001; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s
Philip Reamesa5aeaf42015-02-28 00:20:48 +00002
Philip Reamesfa2c6302015-07-24 19:01:39 +00003; CHECK: derived %merged_value base %merged_value.base
Philip Reamesa5aeaf42015-02-28 00:20:48 +00004
5declare void @foo()
6
7define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y, i1 %runtime_condition) gc "statepoint-example" {
8entry:
9 br i1 %runtime_condition, label %here, label %there
10
Sanjoy Das04071082016-01-29 00:28:57 +000011here: ; preds = %entry
Philip Reamesa5aeaf42015-02-28 00:20:48 +000012 br label %bump
13
Sanjoy Das04071082016-01-29 00:28:57 +000014bump: ; preds = %here
Philip Reamesa5aeaf42015-02-28 00:20:48 +000015 br label %merge
16
Sanjoy Das04071082016-01-29 00:28:57 +000017there: ; preds = %entry
Philip Reamesa5aeaf42015-02-28 00:20:48 +000018 %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1
19 br label %merge
20
Sanjoy Das04071082016-01-29 00:28:57 +000021merge: ; preds = %there, %bump
Philip Reamesa5aeaf42015-02-28 00:20:48 +000022; CHECK: merge:
Philip Reamesfa2c6302015-07-24 19:01:39 +000023; CHECK: %merged_value.base = phi i64 addrspace(1)* [ %base_obj_x, %bump ], [ %base_obj_y, %there ]
Philip Reamesa5aeaf42015-02-28 00:20:48 +000024; CHECK-NEXT: %merged_value = phi i64 addrspace(1)* [ %base_obj_x, %bump ], [ %y, %there ]
25 %merged_value = phi i64 addrspace(1)* [ %base_obj_x, %bump ], [ %y, %there ]
Sanjoy Das04071082016-01-29 00:28:57 +000026 call void @foo() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
Philip Reamesa5aeaf42015-02-28 00:20:48 +000027 ret i64 addrspace(1)* %merged_value
28}