1 ;; RUN: opt %s -place-safepoints -S | FileCheck %s
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
11 define i32 @test1(i1 %cond, i32 %a) gc "statepoint-example" {
13 br i1 %cond, label %branch1, label %branch2
23 ;; CHECK: %phi = phi i32 [ %a, %branch2 ], [ %b, %branch1 ]
24 ;; CHECK-NEXT: %safepoint_token.1 = call i32 (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: %ret.2 = call i32 @llvm.experimental.gc.result.i32(i32 %safepoint_token.1)
26 %phi = phi i32 [ %a, %branch2 ], [ %b, %branch1 ]
27 %ret = call i32 @foo()
31 ; This function is inlined when inserting a poll.
32 declare void @do_safepoint()
33 define void @gc.safepoint_poll() {
34 ; CHECK-LABEL: gc.safepoint_poll
36 call void @do_safepoint()