// Copyright 2012 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.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
#ifndef V8_GLOBALS_H_
#define V8_GLOBALS_H_
#include "../include/v8stdint.h"
+#include "base/macros.h"
+
// Unfortunately, the INFINITY macro cannot be used with the '-pedantic'
// warning flag and certain versions of GCC due to a bug:
// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11931
#elif defined(__ARMEL__)
#define V8_HOST_ARCH_ARM 1
#define V8_HOST_ARCH_32_BIT 1
-#elif defined(__MIPSEL__)
+#elif defined(__MIPSEB__) || defined(__MIPSEL__)
#define V8_HOST_ARCH_MIPS 1
#define V8_HOST_ARCH_32_BIT 1
#else
#define V8_TARGET_ARCH_ARM64 1
#elif defined(__ARMEL__)
#define V8_TARGET_ARCH_ARM 1
-#elif defined(__MIPSEL__)
+#elif defined(__MIPSEB__) || defined(__MIPSEL__)
#define V8_TARGET_ARCH_MIPS 1
#else
#error Target architecture was not detected as supported by v8
#endif
#endif
-// Determine architecture endiannes (we only support little-endian).
+// Determine architecture endianness.
#if V8_TARGET_ARCH_IA32
#define V8_TARGET_LITTLE_ENDIAN 1
#elif V8_TARGET_ARCH_X64
#elif V8_TARGET_ARCH_ARM64
#define V8_TARGET_LITTLE_ENDIAN 1
#elif V8_TARGET_ARCH_MIPS
+#if defined(__MIPSEB__)
+#define V8_TARGET_BIG_ENDIAN 1
+#else
#define V8_TARGET_LITTLE_ENDIAN 1
+#endif
#else
-#error Unknown target architecture endiannes
+#error Unknown target architecture endianness
#endif
// Determine whether the architecture uses an out-of-line constant pool.
// Constants
struct float32x4_value_t { float storage[4]; };
+struct float64x2_value_t { double storage[2]; };
struct int32x4_value_t { int32_t storage[4]; };
union simd128_value_t {
double d[2];
float32x4_value_t f4;
+ float64x2_value_t d2;
int32x4_value_t i4;
};
const int kDoubleSize = sizeof(double); // NOLINT
const int kFloatSize = sizeof(float); // NOLINT
const int kFloat32x4Size = sizeof(float32x4_value_t); // NOLINT
+const int kFloat64x2Size = sizeof(float64x2_value_t); // NOLINT
const int kInt32x4Size = sizeof(int32x4_value_t); // NOLINT
const int kSIMD128Size = sizeof(simd128_value_t); // NOLINT
const int kIntptrSize = sizeof(intptr_t); // NOLINT
#define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1))
-// The expression OFFSET_OF(type, field) computes the byte-offset
-// of the specified field relative to the containing type. This
-// corresponds to 'offsetof' (in stddef.h), except that it doesn't
-// use 0 or NULL, which causes a problem with the compiler warnings
-// we have enabled (which is also why 'offsetof' doesn't seem to work).
-// Here we simply use the non-zero value 4, which seems to work.
-#define OFFSET_OF(type, field) \
- (reinterpret_cast<intptr_t>(&(reinterpret_cast<type*>(4)->field)) - 4)
-
-
-// The expression ARRAY_SIZE(a) is a compile-time constant of type
-// size_t which represents the number of elements of the given
-// array. You should only use ARRAY_SIZE on statically allocated
-// arrays.
-#define ARRAY_SIZE(a) \
- ((sizeof(a) / sizeof(*(a))) / \
- static_cast<size_t>(!(sizeof(a) % sizeof(*(a)))))
-
-
// The USE(x) template is used to silence C++ compiler warnings
// issued for (yet) unused variables (typically parameters).
template <typename T>
}
-// A macro to disallow the evil copy constructor and operator= functions
-// This should be used in the private: declarations for a class
-#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
- TypeName(const TypeName&) V8_DELETE; \
- void operator=(const TypeName&) V8_DELETE
-
-
-// A macro to disallow all the implicit constructors, namely the
-// default constructor, copy constructor and operator= functions.
-//
-// This should be used in the private: declarations for a class
-// that wants to prevent anyone from instantiating it. This is
-// especially useful for classes containing only static methods.
-#define DISALLOW_IMPLICIT_CONSTRUCTORS(TypeName) \
- TypeName() V8_DELETE; \
- DISALLOW_COPY_AND_ASSIGN(TypeName)
-
-
-// Newly written code should use V8_INLINE and V8_NOINLINE directly.
-#define INLINE(declarator) V8_INLINE declarator
-#define NO_INLINE(declarator) V8_NOINLINE declarator
-
-
-// Newly written code should use V8_WARN_UNUSED_RESULT.
-#define MUST_USE_RESULT V8_WARN_UNUSED_RESULT
-
-
-// Define DISABLE_ASAN macros.
-#if defined(__has_feature)
-#if __has_feature(address_sanitizer)
-#define DISABLE_ASAN __attribute__((no_sanitize_address))
-#endif
-#endif
-
-
-#ifndef DISABLE_ASAN
-#define DISABLE_ASAN
-#endif
-
-#if V8_CC_GNU
-#define V8_IMMEDIATE_CRASH() __builtin_trap()
-#else
-#define V8_IMMEDIATE_CRASH() ((void(*)())0)()
-#endif
-
-
// -----------------------------------------------------------------------------
// Forward declarations for frequently used classes
// (sorted alphabetically)
projects / platform / framework / web / crosswalk.git / blobdiff