1;; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
2
3;; This test is to verify that gc_result from a call statepoint
4;; can have preceding phis in its parent basic block. Unlike
5;; invoke statepoint, call statepoint does not terminate the
6;; block, and thus its gc_result is in the same block with the
7;; call statepoint.
8
9declare i32 @foo()
10
11define i32 @test1(i1 %cond, i32 %a) gc "statepoint-example" {
12entry:
13  br i1 %cond, label %branch1, label %branch2
14
15branch1:
16  %b = add i32 %a, 1
17  br label %merge
18
19branch2:
20  br label %merge
21
22merge:
23;; CHECK: 		%phi = phi i32 [ %a, %branch2 ], [ %b, %branch1 ]
24;; CHECK-NEXT:  [[TOKEN:%[^ ]+]] = call token (i64, i32, i32 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i32f(i64 2882400000, i32 0, i32 ()* @foo, i32 0, i32 0, i32 0, i32 0
25;; CHECK-NEXT:  call i32 @llvm.experimental.gc.result.i32(token [[TOKEN]])
26  %phi = phi i32 [ %a, %branch2 ], [ %b, %branch1 ]
27  %ret = call i32 @foo()
28  ret i32 %ret
29}
30
31; This function is inlined when inserting a poll.
32declare void @do_safepoint()
33define void @gc.safepoint_poll() {
34; CHECK-LABEL: gc.safepoint_poll
35entry:
36  call void @do_safepoint()
37  ret void
38}
39