1 //===-- SPU.h - Top-level interface for Cell SPU Target ----------*- C++ -*-==//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by a team from the Computer Systems Research
6 // Department at The Aerospace Corporation and is distributed under the
7 // University of Illinois Open Source License. See LICENSE.TXT for details.
9 //===----------------------------------------------------------------------===//
11 // This file contains the entry points for global functions defined in the LLVM
14 //===----------------------------------------------------------------------===//
16 #ifndef LLVM_TARGET_IBMCELLSPU_H
17 #define LLVM_TARGET_IBMCELLSPU_H
22 class SPUTargetMachine;
25 FunctionPass *createSPUISelDag(SPUTargetMachine &TM);
26 FunctionPass *createSPUAsmPrinterPass(std::ostream &o, SPUTargetMachine &tm);
28 /* Utility functions/predicates/etc used all over the place: */
29 //! Predicate test for a signed 10-bit value
31 \param Value The input value to be tested
33 This predicate tests for a signed 10-bit value, returning the 10-bit value
36 inline bool isS10Constant(short Value) {
37 int SExtValue = ((int) Value << (32 - 10)) >> (32 - 10);
38 return ((Value > 0 && Value <= (1 << 9) - 1)
39 || (Value < 0 && (short) SExtValue == Value));
42 inline bool isS10Constant(int Value) {
43 return (Value >= -(1 << 9) && Value <= (1 << 9) - 1);
46 inline bool isS10Constant(uint32_t Value) {
47 return (Value <= ((1 << 9) - 1));
50 inline bool isS10Constant(int64_t Value) {
51 return (Value >= -(1 << 9) && Value <= (1 << 9) - 1);
54 inline bool isS10Constant(uint64_t Value) {
55 return (Value <= ((1 << 9) - 1));
59 // Defines symbolic names for the SPU instructions.
61 #include "SPUGenInstrNames.inc"
63 #endif /* LLVM_TARGET_IBMCELLSPU_H */