From bb057453db627a8614091af7eff2de971644255a Mon Sep 17 00:00:00 2001 From: Richard Osborne Date: Wed, 16 Mar 2011 18:34:00 +0000 Subject: Add checkevent intrinsic to check if any resources owned by the current thread can event. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127741 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/XCore/events.ll | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'test/CodeGen/XCore') diff --git a/test/CodeGen/XCore/events.ll b/test/CodeGen/XCore/events.ll index 4fc2f26d1b..30a6ec3551 100644 --- a/test/CodeGen/XCore/events.ll +++ b/test/CodeGen/XCore/events.ll @@ -2,6 +2,7 @@ declare void @llvm.xcore.setv.p1i8(i8 addrspace(1)* %r, i8* %p) declare i8* @llvm.xcore.waitevent() +declare i8* @llvm.xcore.checkevent(i8*) declare void @llvm.xcore.clre() define i32 @f(i8 addrspace(1)* %r) nounwind { @@ -22,3 +23,22 @@ ret: %retval = phi i32 [1, %L1], [2, %L2] ret i32 %retval } + +define i32 @g(i8 addrspace(1)* %r) nounwind { +; CHECK: g: +entry: +; CHECK: clre + call void @llvm.xcore.clre() + call void @llvm.xcore.setv.p1i8(i8 addrspace(1)* %r, i8* blockaddress(@f, %L1)) + %goto_addr = call i8* @llvm.xcore.checkevent(i8 *blockaddress(@f, %L2)) +; CHECK: setsr 1 +; CHECK: clrsr 1 + indirectbr i8* %goto_addr, [label %L1, label %L2] +L1: + br label %ret +L2: + br label %ret +ret: + %retval = phi i32 [1, %L1], [2, %L2] + ret i32 %retval +} -- cgit v1.2.3