From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- js/src/jsmath.h | 172 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 172 insertions(+) create mode 100644 js/src/jsmath.h (limited to 'js/src/jsmath.h') diff --git a/js/src/jsmath.h b/js/src/jsmath.h new file mode 100644 index 0000000000..eaa9761d06 --- /dev/null +++ b/js/src/jsmath.h @@ -0,0 +1,172 @@ +/* -*- 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 jsmath_h +#define jsmath_h + +#include + +#include "NamespaceImports.h" + +namespace js { + +using UnaryMathFunctionType = double (*)(double); + +// Used for inlining calls to double => double Math functions from JIT code. +// Note that this list does not include all unary Math functions: abs and sqrt +// for example are missing because the JITs optimize them without a C++ call. +enum class UnaryMathFunction : uint8_t { + SinNative, + SinFdlibm, + CosNative, + CosFdlibm, + TanNative, + TanFdlibm, + Log, + Exp, + ACos, + ASin, + ATan, + Log10, + Log2, + Log1P, + ExpM1, + CosH, + SinH, + TanH, + ACosH, + ASinH, + ATanH, + Trunc, + Cbrt, + Floor, + Ceil, + Round, +}; + +extern UnaryMathFunctionType GetUnaryMathFunctionPtr(UnaryMathFunction fun); +extern const char* GetUnaryMathFunctionName(UnaryMathFunction fun); + +/* + * JS math functions. + */ + +extern const JSClass MathClass; + +extern uint64_t GenerateRandomSeed(); + +// Fill |seed[0]| and |seed[1]| with random bits, suitable for +// seeding a XorShift128+ random number generator. +extern void GenerateXorShift128PlusSeed(mozilla::Array& seed); + +extern double math_random_impl(JSContext* cx); + +extern double math_abs_impl(double x); + +extern bool math_abs(JSContext* cx, unsigned argc, js::Value* vp); + +extern double math_max_impl(double x, double y); + +extern bool math_max(JSContext* cx, unsigned argc, js::Value* vp); + +extern double math_min_impl(double x, double y); + +extern bool math_min(JSContext* cx, unsigned argc, js::Value* vp); + +extern double math_sqrt_impl(double x); + +extern bool math_imul_handle(JSContext* cx, HandleValue lhs, HandleValue rhs, + MutableHandleValue res); + +extern bool RoundFloat32(JSContext* cx, HandleValue v, float* out); + +extern bool RoundFloat32(JSContext* cx, HandleValue arg, + MutableHandleValue res); + +extern double RoundFloat32(double d); + +extern double math_log_impl(double x); + +extern bool math_use_fdlibm_for_sin_cos_tan(); + +extern double math_sin_fdlibm_impl(double x); +extern double math_sin_native_impl(double x); + +extern double math_cos_fdlibm_impl(double x); +extern double math_cos_native_impl(double x); + +extern double math_exp_impl(double x); + +extern double math_tan_fdlibm_impl(double x); +extern double math_tan_native_impl(double x); + +extern double ecmaHypot(double x, double y); + +extern double hypot3(double x, double y, double z); + +extern double hypot4(double x, double y, double z, double w); + +extern bool math_hypot_handle(JSContext* cx, HandleValueArray args, + MutableHandleValue res); + +extern bool math_trunc(JSContext* cx, unsigned argc, Value* vp); + +extern double ecmaAtan2(double x, double y); + +extern double math_atan_impl(double x); + +extern double math_asin_impl(double x); + +extern double math_acos_impl(double x); + +extern double math_ceil_impl(double x); + +extern bool math_floor(JSContext* cx, unsigned argc, Value* vp); + +extern double math_floor_impl(double x); + +template +extern T GetBiggestNumberLessThan(T x); + +extern double math_round_impl(double x); + +extern float math_roundf_impl(float x); + +extern double powi(double x, int32_t y); + +extern double ecmaPow(double x, double y); + +extern double math_log10_impl(double x); + +extern double math_log2_impl(double x); + +extern double math_log1p_impl(double x); + +extern double math_expm1_impl(double x); + +extern double math_cosh_impl(double x); + +extern double math_sinh_impl(double x); + +extern double math_tanh_impl(double x); + +extern double math_acosh_impl(double x); + +extern double math_asinh_impl(double x); + +extern double math_atanh_impl(double x); + +extern double math_trunc_impl(double x); + +extern float math_truncf_impl(float x); + +extern double math_sign_impl(double x); + +extern double math_cbrt_impl(double x); + +} /* namespace js */ + +#endif /* jsmath_h */ -- cgit v1.2.3