blob: d305a4caa56154d6fbf564b52331325d205994f5 (
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
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef jit_ReciprocalMulConstants_h
#define jit_ReciprocalMulConstants_h
#include <stdint.h>
namespace js::jit {
struct ReciprocalMulConstants {
int64_t multiplier;
int32_t shiftAmount;
static ReciprocalMulConstants computeSignedDivisionConstants(uint32_t d) {
return computeDivisionConstants(d, 31);
}
static ReciprocalMulConstants computeUnsignedDivisionConstants(uint32_t d) {
return computeDivisionConstants(d, 32);
}
private:
static ReciprocalMulConstants computeDivisionConstants(uint32_t d,
int maxLog);
};
} // namespace js::jit
#endif /* jit_ReciprocalMulConstants_h */
|
