| Index: src/a64/utils-a64.h
|
| diff --git a/src/a64/utils-a64.h b/src/a64/utils-a64.h
|
| deleted file mode 100644
|
| index 153ce187212e54ed96b2b67fcf0d9b3139e0a723..0000000000000000000000000000000000000000
|
| --- a/src/a64/utils-a64.h
|
| +++ /dev/null
|
| @@ -1,135 +0,0 @@
|
| -// Copyright 2013 the V8 project authors. All rights reserved.
|
| -// Redistribution and use in source and binary forms, with or without
|
| -// modification, are permitted provided that the following conditions are
|
| -// met:
|
| -//
|
| -// * Redistributions of source code must retain the above copyright
|
| -// notice, this list of conditions and the following disclaimer.
|
| -// * Redistributions in binary form must reproduce the above
|
| -// copyright notice, this list of conditions and the following
|
| -// disclaimer in the documentation and/or other materials provided
|
| -// with the distribution.
|
| -// * Neither the name of Google Inc. nor the names of its
|
| -// contributors may be used to endorse or promote products derived
|
| -// from this software without specific prior written permission.
|
| -//
|
| -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
| -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
| -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
| -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
| -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
| -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
| -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
| -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
| -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
| -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
| -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| -
|
| -#ifndef V8_A64_UTILS_A64_H_
|
| -#define V8_A64_UTILS_A64_H_
|
| -
|
| -#include <cmath>
|
| -#include "v8.h"
|
| -#include "a64/constants-a64.h"
|
| -
|
| -#define REGISTER_CODE_LIST(R) \
|
| -R(0) R(1) R(2) R(3) R(4) R(5) R(6) R(7) \
|
| -R(8) R(9) R(10) R(11) R(12) R(13) R(14) R(15) \
|
| -R(16) R(17) R(18) R(19) R(20) R(21) R(22) R(23) \
|
| -R(24) R(25) R(26) R(27) R(28) R(29) R(30) R(31)
|
| -
|
| -namespace v8 {
|
| -namespace internal {
|
| -
|
| -// These are global assumptions in v8.
|
| -STATIC_ASSERT((static_cast<int32_t>(-1) >> 1) == -1);
|
| -STATIC_ASSERT((static_cast<uint32_t>(-1) >> 1) == 0x7FFFFFFF);
|
| -
|
| -// Floating point representation.
|
| -static inline uint32_t float_to_rawbits(float value) {
|
| - uint32_t bits = 0;
|
| - memcpy(&bits, &value, 4);
|
| - return bits;
|
| -}
|
| -
|
| -
|
| -static inline uint64_t double_to_rawbits(double value) {
|
| - uint64_t bits = 0;
|
| - memcpy(&bits, &value, 8);
|
| - return bits;
|
| -}
|
| -
|
| -
|
| -static inline float rawbits_to_float(uint32_t bits) {
|
| - float value = 0.0;
|
| - memcpy(&value, &bits, 4);
|
| - return value;
|
| -}
|
| -
|
| -
|
| -static inline double rawbits_to_double(uint64_t bits) {
|
| - double value = 0.0;
|
| - memcpy(&value, &bits, 8);
|
| - return value;
|
| -}
|
| -
|
| -
|
| -// Bit counting.
|
| -int CountLeadingZeros(uint64_t value, int width);
|
| -int CountLeadingSignBits(int64_t value, int width);
|
| -int CountTrailingZeros(uint64_t value, int width);
|
| -int CountSetBits(uint64_t value, int width);
|
| -int MaskToBit(uint64_t mask);
|
| -
|
| -
|
| -// NaN tests.
|
| -inline bool IsSignallingNaN(double num) {
|
| - uint64_t raw = double_to_rawbits(num);
|
| - if (std::isnan(num) && ((raw & kDQuietNanMask) == 0)) {
|
| - return true;
|
| - }
|
| - return false;
|
| -}
|
| -
|
| -
|
| -inline bool IsSignallingNaN(float num) {
|
| - uint32_t raw = float_to_rawbits(num);
|
| - if (std::isnan(num) && ((raw & kSQuietNanMask) == 0)) {
|
| - return true;
|
| - }
|
| - return false;
|
| -}
|
| -
|
| -
|
| -template <typename T>
|
| -inline bool IsQuietNaN(T num) {
|
| - return std::isnan(num) && !IsSignallingNaN(num);
|
| -}
|
| -
|
| -
|
| -// Convert the NaN in 'num' to a quiet NaN.
|
| -inline double ToQuietNaN(double num) {
|
| - ASSERT(isnan(num));
|
| - return rawbits_to_double(double_to_rawbits(num) | kDQuietNanMask);
|
| -}
|
| -
|
| -
|
| -inline float ToQuietNaN(float num) {
|
| - ASSERT(isnan(num));
|
| - return rawbits_to_float(float_to_rawbits(num) | kSQuietNanMask);
|
| -}
|
| -
|
| -
|
| -// Fused multiply-add.
|
| -inline double FusedMultiplyAdd(double op1, double op2, double a) {
|
| - return fma(op1, op2, a);
|
| -}
|
| -
|
| -
|
| -inline float FusedMultiplyAdd(float op1, float op2, float a) {
|
| - return fmaf(op1, op2, a);
|
| -}
|
| -
|
| -} } // namespace v8::internal
|
| -
|
| -#endif // V8_A64_UTILS_A64_H_
|
|
|