1; RUN: llc < %s -fast-isel 2 3target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128" 4target triple = "x86_64-pc-linux-gnu" 5; Dont crash with gc intrinsics. 6 7; gcrelocate call should not be an LLVM Machine Block by itself. 8define i8 addrspace(1)* @test_gcrelocate(i8 addrspace(1)* %v) gc "statepoint-example" { 9entry: 10 %tok = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 0, i8 addrspace(1)* %v) 11 %vnew = call i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %tok, i32 7, i32 7) 12 ret i8 addrspace(1)* %vnew 13} 14 15; gcresult calls are fine in their own blocks. 16define i1 @test_gcresult() gc "statepoint-example" { 17entry: 18 %safepoint_token = tail call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0) 19 %call1 = call zeroext i1 @llvm.experimental.gc.result.i1(token %safepoint_token) 20 ret i1 %call1 21} 22 23; we are okay here because we see the gcrelocate and avoid generating their own 24; block. 25define i1 @test_gcresult_gcrelocate(i8 addrspace(1)* %v) gc "statepoint-example" { 26entry: 27 %safepoint_token = tail call token (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i8 addrspace(1)* %v) 28 %call1 = call zeroext i1 @llvm.experimental.gc.result.i1(token %safepoint_token) 29 %vnew = call i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %safepoint_token, i32 7, i32 7) 30 ret i1 %call1 31} 32 33define i8 addrspace(1)* @test_non_entry_block(i8 addrspace(1)* %v, i8 %val) gc "statepoint-example" { 34entry: 35 %load = load i8, i8 addrspace(1)* %v 36 %cmp = icmp eq i8 %load, %val 37 br i1 %cmp, label %func_call, label %exit 38 39func_call: 40 call void @dummy() 41 %tok = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 0, i8 addrspace(1)* %v) 42 %vnew = call i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %tok, i32 7, i32 7) 43 ret i8 addrspace(1)* %vnew 44 45exit: 46 ret i8 addrspace(1)* %v 47 48} 49 50declare void @dummy() 51declare void @foo() 52 53declare zeroext i1 @return_i1() 54declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) 55declare token @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...) 56declare i1 @llvm.experimental.gc.result.i1(token) 57declare i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token, i32, i32) 58