BlackfinIntrinsics.td   [plain text]

//===- BlackfinIntrinsics.td - Defines Blackfin intrinsics -*- tablegen -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines all of the blackfin-specific intrinsics.
//
//===----------------------------------------------------------------------===//

let TargetPrefix = "bfin", isTarget = 1 in {

//===----------------------------------------------------------------------===//
// Core synchronisation etc.
//
// These intrinsics have sideeffects. Each represent a single instruction, but
// workarounds are sometimes required depending on the cpu.

// Execute csync instruction with workarounds
def int_bfin_csync : GCCBuiltin<"__builtin_bfin_csync">,
        Intrinsic<[llvm_void_ty]>;

// Execute ssync instruction with workarounds
def int_bfin_ssync : GCCBuiltin<"__builtin_bfin_ssync">,
        Intrinsic<[llvm_void_ty]>;

// Execute idle instruction with workarounds
def int_bfin_idle : GCCBuiltin<"__builtin_bfin_idle">,
        Intrinsic<[llvm_void_ty]>;

}