blob: 02713b5402dafd4368bc58b672853657e8c38f6a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
//===-- SPU.h - Top-level interface for Cell SPU Target ----------*- C++ -*-==//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the entry points for global functions defined in the LLVM
// Cell SPU back-end.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TARGET_IBMCELLSPU_H
#define LLVM_TARGET_IBMCELLSPU_H
#include "llvm/Support/DataTypes.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class SPUTargetMachine;
class FunctionPass;
class formatted_raw_ostream;
FunctionPass *createSPUISelDag(SPUTargetMachine &TM);
/*--== Utility functions/predicates/etc used all over the place: --==*/
//! Predicate test for a signed 10-bit value
/*!
\param Value The input value to be tested
This predicate tests for a signed 10-bit value, returning the 10-bit value
as a short if true.
*/
template<typename T>
inline bool isS10Constant(T Value);
template<>
inline bool isS10Constant<short>(short Value) {
int SExtValue = ((int) Value << (32 - 10)) >> (32 - 10);
return ((Value > 0 && Value <= (1 << 9) - 1)
|| (Value < 0 && (short) SExtValue == Value));
}
template<>
inline bool isS10Constant<int>(int Value) {
return (Value >= -(1 << 9) && Value <= (1 << 9) - 1);
}
template<>
inline bool isS10Constant<uint32_t>(uint32_t Value) {
return (Value <= ((1 << 9) - 1));
}
template<>
inline bool isS10Constant<int64_t>(int64_t Value) {
return (Value >= -(1 << 9) && Value <= (1 << 9) - 1);
}
template<>
inline bool isS10Constant<uint64_t>(uint64_t Value) {
return (Value <= ((1 << 9) - 1));
}
//! Predicate test for an unsigned 10-bit value
/*!
\param Value The input value to be tested
This predicate tests for an unsigned 10-bit value, returning the 10-bit value
as a short if true.
*/
inline bool isU10Constant(short Value) {
return (Value == (Value & 0x3ff));
}
inline bool isU10Constant(int Value) {
return (Value == (Value & 0x3ff));
}
inline bool isU10Constant(uint32_t Value) {
return (Value == (Value & 0x3ff));
}
inline bool isU10Constant(int64_t Value) {
return (Value == (Value & 0x3ff));
}
inline bool isU10Constant(uint64_t Value) {
return (Value == (Value & 0x3ff));
}
extern Target TheCellSPUTarget;
}
// Defines symbolic names for the SPU instructions.
//
#include "SPUGenInstrNames.inc"
#endif /* LLVM_TARGET_IBMCELLSPU_H */
|
