Moved std::math to std::core
- merges math and float into core::float - Splits core::ctypes into core::ctypes and core::mtypes - cmath is not exported - stdtest::math passes
This commit is contained in:
parent
6d0901cb4d
commit
50db7ce906
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@ -0,0 +1,82 @@
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import ctypes::c_int;
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#[link_name = "m"]
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#[abi = "cdecl"]
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native mod f64 {
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// Alpabetically sorted by link_name
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pure fn acos(n: f64) -> f64;
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pure fn asin(n: f64) -> f64;
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pure fn atan(n: f64) -> f64;
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pure fn atan2(a: f64, b: f64) -> f64;
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pure fn ceil(n: f64) -> f64;
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pure fn cos(n: f64) -> f64;
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pure fn cosh(n: f64) -> f64;
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pure fn exp(n: f64) -> f64;
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#[link_name="fabs"] pure fn abs(n: f64) -> f64;
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pure fn floor(n: f64) -> f64;
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pure fn fmod(x: f64, y: f64) -> f64;
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pure fn frexp(n: f64, &value: c_int) -> f64;
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pure fn ldexp(x: f64, n: c_int) -> f64;
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#[link_name="log"] pure fn ln(n: f64) -> f64;
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#[link_name="log1p"] pure fn ln1p(n: f64) -> f64;
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pure fn log10(n: f64) -> f64;
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pure fn log2(n: f64) -> f64;
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pure fn modf(n: f64, iptr: *f64) -> f64;
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pure fn pow(n: f64, e: f64) -> f64;
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pure fn rint(n: f64) -> f64;
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pure fn round(n: f64) -> f64;
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pure fn sin(n: f64) -> f64;
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pure fn sinh(n: f64) -> f64;
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pure fn sqrt(n: f64) -> f64;
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pure fn tan(n: f64) -> f64;
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pure fn tanh(n: f64) -> f64;
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pure fn trunc(n: f64) -> f64;
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}
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#[link_name = "m"]
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#[abi = "cdecl"]
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native mod f32 {
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// Alpabetically sorted by link_name
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#[link_name="acosf"] pure fn acos(n: f32) -> f32;
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#[link_name="asinf"] pure fn asin(n: f32) -> f32;
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#[link_name="atanf"] pure fn atan(n: f32) -> f32;
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#[link_name="atan2f"] pure fn atan2(a: f32, b: f32) -> f32;
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#[link_name="ceilf"] pure fn ceil(n: f32) -> f32;
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#[link_name="cosf"] pure fn cos(n: f32) -> f32;
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#[link_name="coshf"] pure fn cosh(n: f32) -> f32;
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#[link_name="expf"] pure fn exp(n: f32) -> f32;
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#[link_name="fabsf"] pure fn abs(n: f32) -> f32;
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#[link_name="floorf"] pure fn floor(n: f32) -> f32;
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#[link_name="frexpf"] pure fn frexp(n: f64, &value: c_int) -> f32;
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#[link_name="fmodf"] pure fn fmod(x: f32, y: f32) -> f32;
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#[link_name="ldexpf"] pure fn ldexp(x: f32, n: c_int) -> f32;
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#[link_name="logf"] pure fn ln(n: f32) -> f32;
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#[link_name="log1p"] pure fn ln1p(n: f64) -> f64;
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#[link_name="log2f"] pure fn log2(n: f32) -> f32;
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#[link_name="log10f"] pure fn log10(n: f32) -> f32;
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#[link_name="modff"] pure fn modf(n: f32, iptr: *f32) -> f32;
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#[link_name="powf"] pure fn pow(n: f32, e: f32) -> f32;
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#[link_name="rintf"] pure fn rint(n: f32) -> f32;
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#[link_name="roundf"] pure fn round(n: f32) -> f32;
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#[link_name="sinf"] pure fn sin(n: f32) -> f32;
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#[link_name="sinhf"] pure fn sinh(n: f32) -> f32;
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#[link_name="sqrtf"] pure fn sqrt(n: f32) -> f32;
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#[link_name="tanf"] pure fn tan(n: f32) -> f32;
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#[link_name="tanhf"] pure fn tanh(n: f32) -> f32;
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#[link_name="truncf"] pure fn trunc(n: f32) -> f32;
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}
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//
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// Local Variables:
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// mode: rust
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// End:
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//
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@ -7,9 +7,10 @@
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#[license = "BSD"];
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#[crate_type = "lib"];
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export box, char, float, int, str, ptr, uint, u8, u32, u64, vec, bool;
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export box, char, float, f32, f64, int, str, ptr;
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export uint, u8, u32, u64, vec, bool;
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export either, option, result;
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export ctypes, sys, unsafe, comm, task;
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export ctypes, mtypes, sys, unsafe, comm, task;
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export extfmt;
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// Built-in-type support modules
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@ -17,6 +18,8 @@ export extfmt;
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mod box;
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mod char;
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mod float;
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mod f32;
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mod f64;
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mod int;
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mod str;
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mod ptr;
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@ -38,6 +41,8 @@ mod result;
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// Runtime and language-primitive support
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mod ctypes;
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mod mtypes;
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mod cmath;
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mod sys;
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mod unsafe;
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mod comm;
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@ -72,36 +72,6 @@ when interoperating with C void pointers can help in documentation.
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*/
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type void = int;
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// machine type equivalents of rust int, uint, float
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/*
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Type: m_int
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FIXME: What C type does this represent?
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*/
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#[cfg(target_arch="x86")]
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type m_int = i32;
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#[cfg(target_arch="x86_64")]
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type m_int = i64;
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/*
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Type: m_uint
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FIXME: What C type does this represent?
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*/
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#[cfg(target_arch="x86")]
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type m_uint = u32;
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#[cfg(target_arch="x86_64")]
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type m_uint = u64;
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// This *must* match with "import m_float = fXX" in std::math per arch
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/*
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Type: m_float
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FIXME: What C type does this represent?
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*/
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type m_float = f64;
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/*
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Type: size_t
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/*
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Module: f32
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Floating point operations and constants for `f32`
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This exposes the same operations as `math`, just for `f32` even though
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they do not show up in the docs right now!
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*/
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import cmath::f32::*;
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export
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acos, asin, atan, atan2, ceil, cos, cosh, exp, abs, floor, fmod,
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frexp, ldexp, ln, ln1p, log10, log2, modf, rint, round, pow, sin,
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sinh, sqrt, tan, tanh, trunc, t;
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export consts;
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type t = f32;
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/* Module: consts */
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mod consts {
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/*
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Const: pi
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Archimedes' constant
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*/
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const pi: f32 = 3.14159265358979323846264338327950288f32;
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/*
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Const: frac_pi_2
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pi/2.0
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*/
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const frac_pi_2: f32 = 1.57079632679489661923132169163975144f32;
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/*
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Const: frac_pi_4
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pi/4.0
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*/
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const frac_pi_4: f32 = 0.785398163397448309615660845819875721f32;
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/*
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Const: frac_1_pi
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1.0/pi
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*/
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const frac_1_pi: f32 = 0.318309886183790671537767526745028724f32;
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/*
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Const: frac_2_pi
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2.0/pi
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*/
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const frac_2_pi: f32 = 0.636619772367581343075535053490057448f32;
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/*
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Const: frac_2_sqrtpi
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2.0/sqrt(pi)
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*/
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const frac_2_sqrtpi: f32 = 1.12837916709551257389615890312154517f32;
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/*
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Const: sqrt2
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sqrt(2.0)
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*/
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const sqrt2: f32 = 1.41421356237309504880168872420969808f32;
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/*
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Const: frac_1_sqrt2
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1.0/sqrt(2.0)
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*/
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const frac_1_sqrt2: f32 = 0.707106781186547524400844362104849039f32;
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/*
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Const: e
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Euler's number
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*/
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const e: f32 = 2.71828182845904523536028747135266250f32;
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/*
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Const: log2_e
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log2(e)
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*/
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const log2_e: f32 = 1.44269504088896340735992468100189214f32;
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/*
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Const: log10_e
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log10(e)
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*/
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const log10_e: f32 = 0.434294481903251827651128918916605082f32;
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/*
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Const: ln_2
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ln(2.0)
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*/
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const ln_2: f32 = 0.693147180559945309417232121458176568f32;
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/*
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Const: ln_10
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ln(10.0)
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*/
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const ln_10: f32 = 2.30258509299404568401799145468436421f32;
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}
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//
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// Local Variables:
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// mode: rust
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// End:
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//
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/*
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Module: f64
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Floating point operations and constants for `f64`s
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This exposes the same operations as `math`, just for `f64` even though
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they do not show up in the docs right now!
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*/
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import cmath::f64::*;
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export
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acos, asin, atan, atan2, ceil, cos, cosh, exp, abs, floor, fmod,
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frexp, ldexp, ln, ln1p, log10, log2, modf, rint, round, pow, sin,
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sinh, sqrt, tan, tanh, trunc, t;
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export consts;
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type t = f64;
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/* Module: consts */
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mod consts {
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/*
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Const: pi
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Archimedes' constant
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*/
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const pi: f64 = 3.14159265358979323846264338327950288f64;
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/*
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Const: frac_pi_2
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pi/2.0
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*/
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const frac_pi_2: f64 = 1.57079632679489661923132169163975144f64;
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/*
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Const: frac_pi_4
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pi/4.0
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*/
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const frac_pi_4: f64 = 0.785398163397448309615660845819875721f64;
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/*
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Const: frac_1_pi
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1.0/pi
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*/
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const frac_1_pi: f64 = 0.318309886183790671537767526745028724f64;
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/*
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Const: frac_2_pi
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2.0/pi
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*/
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const frac_2_pi: f64 = 0.636619772367581343075535053490057448f64;
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/*
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Const: frac_2_sqrtpi
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2.0/sqrt(pi)
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*/
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const frac_2_sqrtpi: f64 = 1.12837916709551257389615890312154517f64;
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/*
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Const: sqrt2
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sqrt(2.0)
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*/
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const sqrt2: f64 = 1.41421356237309504880168872420969808f64;
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/*
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Const: frac_1_sqrt2
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1.0/sqrt(2.0)
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*/
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const frac_1_sqrt2: f64 = 0.707106781186547524400844362104849039f64;
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/*
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Const: e
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Euler's number
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*/
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const e: f64 = 2.71828182845904523536028747135266250f64;
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/*
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Const: log2_e
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log2(e)
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*/
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const log2_e: f64 = 1.44269504088896340735992468100189214f64;
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/*
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Const: log10_e
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log10(e)
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*/
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const log10_e: f64 = 0.434294481903251827651128918916605082f64;
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/*
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Const: ln_2
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ln(2.0)
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*/
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const ln_2: f64 = 0.693147180559945309417232121458176568f64;
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/*
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Const: ln_10
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ln(10.0)
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*/
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const ln_10: f64 = 2.30258509299404568401799145468436421f64;
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}
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//
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// Local Variables:
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// mode: rust
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// End:
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//
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Module: float
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*/
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// Currently this module supports from -lm
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// C95 + log2 + log1p + trunc + round + rint
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export t;
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export consts;
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export
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acos, asin, atan, atan2, ceil, cos, cosh, exp, abs, floor, fmod, frexp,
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ldexp, ln, ln1p, log10, log2, modf, rint, round, pow, sin, sinh, sqrt,
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tan, tanh, trunc;
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export to_str_common, to_str_exact, to_str, from_str;
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export lt, le, eq, ne, gt, eq;
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export NaN, isNaN, infinity, neg_infinity;
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export pow_uint_to_uint_as_float;
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export min, max;
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export add, sub, mul, div;
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export positive, negative, nonpositive, nonnegative;
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import mtypes::m_float;
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import ctypes::c_int;
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import ptr;
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// PORT This must match in width according to architecture
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import f64;
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import m_float = f64;
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type t = m_float;
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/**
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* Section: String Conversions
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*/
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@ -332,6 +362,363 @@ pure fn nonnegative(x: float) -> bool {
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ret x > 0. || (1./x) == infinity;
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}
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/*
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Module: consts
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*/
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mod consts {
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/*
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Const: pi
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Archimedes' constant
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*/
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const pi: float = 3.14159265358979323846264338327950288;
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/*
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Const: frac_pi_2
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pi/2.0
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*/
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const frac_pi_2: float = 1.57079632679489661923132169163975144;
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/*
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Const: frac_pi_4
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pi/4.0
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*/
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const frac_pi_4: float = 0.785398163397448309615660845819875721;
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/*
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Const: frac_1_pi
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1.0/pi
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*/
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const frac_1_pi: float = 0.318309886183790671537767526745028724;
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/*
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Const: frac_2_pi
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2.0/pi
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*/
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const frac_2_pi: float = 0.636619772367581343075535053490057448;
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/*
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Const: frac_2_sqrtpi
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2.0/sqrt(pi)
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*/
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const frac_2_sqrtpi: float = 1.12837916709551257389615890312154517;
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/*
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Const: sqrt2
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sqrt(2.0)
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*/
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const sqrt2: float = 1.41421356237309504880168872420969808;
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/*
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Const: frac_1_sqrt2
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|
||||
1.0/sqrt(2.0)
|
||||
*/
|
||||
const frac_1_sqrt2: float = 0.707106781186547524400844362104849039;
|
||||
|
||||
/*
|
||||
Const: e
|
||||
|
||||
Euler's number
|
||||
*/
|
||||
const e: float = 2.71828182845904523536028747135266250;
|
||||
|
||||
/*
|
||||
Const: log2_e
|
||||
|
||||
log2(e)
|
||||
*/
|
||||
const log2_e: float = 1.44269504088896340735992468100189214;
|
||||
|
||||
/*
|
||||
Const: log10_e
|
||||
|
||||
log10(e)
|
||||
*/
|
||||
const log10_e: float = 0.434294481903251827651128918916605082;
|
||||
|
||||
/*
|
||||
Const: ln_2
|
||||
|
||||
ln(2.0)
|
||||
*/
|
||||
const ln_2: float = 0.693147180559945309417232121458176568;
|
||||
|
||||
/*
|
||||
Const: ln_10
|
||||
|
||||
ln(10.0)
|
||||
*/
|
||||
const ln_10: float = 2.30258509299404568401799145468436421;
|
||||
}
|
||||
|
||||
|
||||
// FIXME min/max type specialize via libm when overloading works
|
||||
// (in theory fmax/fmin, fmaxf, fminf /should/ be faster)
|
||||
|
||||
/*
|
||||
Function: min
|
||||
|
||||
Returns the minimum of two values
|
||||
*/
|
||||
pure fn min<copy T>(x: T, y: T) -> T { x < y ? x : y }
|
||||
|
||||
/*
|
||||
Function: max
|
||||
|
||||
Returns the maximum of two values
|
||||
*/
|
||||
pure fn max<copy T>(x: T, y: T) -> T { x < y ? y : x }
|
||||
|
||||
/*
|
||||
Function: acos
|
||||
|
||||
Returns the arccosine of an angle (measured in rad)
|
||||
*/
|
||||
pure fn acos(x: float) -> float
|
||||
{ be m_float::acos(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: asin
|
||||
|
||||
Returns the arcsine of an angle (measured in rad)
|
||||
*/
|
||||
pure fn asin(x: float) -> float
|
||||
{ be m_float::asin(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: atan
|
||||
|
||||
Returns the arctangents of an angle (measured in rad)
|
||||
*/
|
||||
pure fn atan(x: float) -> float
|
||||
{ be m_float::atan(x as m_float) as float }
|
||||
|
||||
|
||||
/*
|
||||
Function: atan2
|
||||
|
||||
Returns the arctangent of an angle (measured in rad)
|
||||
*/
|
||||
pure fn atan2(y: float, x: float) -> float
|
||||
{ be m_float::atan2(y as m_float, x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: ceil
|
||||
|
||||
Returns the smallest integral value less than or equal to `n`
|
||||
*/
|
||||
pure fn ceil(n: float) -> float
|
||||
{ be m_float::ceil(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: cos
|
||||
|
||||
Returns the cosine of an angle `x` (measured in rad)
|
||||
*/
|
||||
pure fn cos(x: float) -> float
|
||||
{ be m_float::cos(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: cosh
|
||||
|
||||
Returns the hyperbolic cosine of `x`
|
||||
|
||||
*/
|
||||
pure fn cosh(x: float) -> float
|
||||
{ be m_float::cosh(x as m_float) as float }
|
||||
|
||||
|
||||
/*
|
||||
Function: exp
|
||||
|
||||
Returns `consts::e` to the power of `n*
|
||||
*/
|
||||
pure fn exp(n: float) -> float
|
||||
{ be m_float::exp(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: abs
|
||||
|
||||
Returns the absolute value of `n`
|
||||
*/
|
||||
pure fn abs(n: float) -> float
|
||||
{ be m_float::abs(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: floor
|
||||
|
||||
Returns the largest integral value less than or equal to `n`
|
||||
*/
|
||||
pure fn floor(n: float) -> float
|
||||
{ be m_float::floor(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: fmod
|
||||
|
||||
Returns the floating-point remainder of `x/y`
|
||||
*/
|
||||
pure fn fmod(x: float, y: float) -> float
|
||||
{ be m_float::fmod(x as m_float, y as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: ln
|
||||
|
||||
Returns the natural logaritm of `n`
|
||||
*/
|
||||
pure fn ln(n: float) -> float
|
||||
{ be m_float::ln(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: ldexp
|
||||
|
||||
Returns `x` multiplied by 2 to the power of `n`
|
||||
*/
|
||||
pure fn ldexp(n: float, i: int) -> float
|
||||
{ be m_float::ldexp(n as m_float, i as c_int) as float }
|
||||
|
||||
/*
|
||||
Function: ln1p
|
||||
|
||||
Returns the natural logarithm of `1+n` accurately,
|
||||
even for very small values of `n`
|
||||
*/
|
||||
pure fn ln1p(n: float) -> float
|
||||
{ be m_float::ln1p(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: log10
|
||||
|
||||
Returns the logarithm to base 10 of `n`
|
||||
*/
|
||||
pure fn log10(n: float) -> float
|
||||
{ be m_float::log10(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: log2
|
||||
|
||||
Returns the logarithm to base 2 of `n`
|
||||
*/
|
||||
pure fn log2(n: float) -> float
|
||||
{ be m_float::log2(n as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: modf
|
||||
|
||||
Breaks `n` into integral and fractional parts such that both
|
||||
have the same sign as `n`
|
||||
|
||||
The integral part is stored in `iptr`.
|
||||
|
||||
Returns:
|
||||
|
||||
The fractional part of `n`
|
||||
*/
|
||||
#[no(warn_trivial_casts)] // FIXME Implement
|
||||
pure fn modf(n: float, &iptr: float) -> float { unsafe {
|
||||
be m_float::modf(n as m_float, ptr::addr_of(iptr) as *m_float) as float
|
||||
} }
|
||||
|
||||
/*
|
||||
Function: frexp
|
||||
|
||||
Breaks `n` into a normalized fraction and an integral power of 2
|
||||
|
||||
The inegral part is stored in iptr.
|
||||
|
||||
The functions return a number x such that x has a magnitude in the interval
|
||||
[1/2, 1) or 0, and `n == x*(2 to the power of exp)`.
|
||||
|
||||
Returns:
|
||||
|
||||
The fractional part of `n`
|
||||
*/
|
||||
pure fn frexp(n: float, &exp: c_int) -> float
|
||||
{ be m_float::frexp(n as m_float, exp) as float }
|
||||
|
||||
/*
|
||||
Function: pow
|
||||
*/
|
||||
pure fn pow(v: float, e: float) -> float
|
||||
{ be m_float::pow(v as m_float, e as m_float) as float }
|
||||
|
||||
|
||||
/*
|
||||
Function: rint
|
||||
|
||||
Returns the integral value nearest to `x` (according to the
|
||||
prevailing rounding mode) in floating-point format
|
||||
*/
|
||||
pure fn rint(x: float) -> float
|
||||
{ be m_float::rint(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: round
|
||||
|
||||
|
||||
Return the integral value nearest to `x` rounding half-way
|
||||
cases away from zero, regardless of the current rounding direction.
|
||||
*/
|
||||
pure fn round(x: float) -> float
|
||||
{ be m_float::round(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: sin
|
||||
|
||||
Returns the sine of an angle `x` (measured in rad)
|
||||
*/
|
||||
pure fn sin(x: float) -> float
|
||||
{ be m_float::sin(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: sinh
|
||||
|
||||
Returns the hyperbolic sine of an angle `x` (measured in rad)
|
||||
*/
|
||||
pure fn sinh(x: float) -> float
|
||||
{ be m_float::sinh(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: sqrt
|
||||
|
||||
Returns the square root of `x`
|
||||
*/
|
||||
pure fn sqrt(x: float) -> float
|
||||
{ be m_float::sqrt(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: tan
|
||||
|
||||
Returns the tangent of an angle `x` (measured in rad)
|
||||
|
||||
*/
|
||||
pure fn tan(x: float) -> float
|
||||
{ be m_float::tan(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: tanh
|
||||
|
||||
Returns the hyperbolic tangent of an angle `x` (measured in rad)
|
||||
|
||||
*/
|
||||
pure fn tanh(x: float) -> float
|
||||
{ be m_float::tanh(x as m_float) as float }
|
||||
|
||||
/*
|
||||
Function: trunc
|
||||
|
||||
Returns the integral value nearest to but no larger in magnitude than `x`
|
||||
|
||||
*/
|
||||
pure fn trunc(x: float) -> float
|
||||
{ be m_float::trunc(x as m_float) as float }
|
||||
|
||||
//
|
||||
// Local Variables:
|
||||
// mode: rust
|
||||
|
|
|
@ -0,0 +1,62 @@
|
|||
/*
|
||||
|
||||
Module: mtypes
|
||||
|
||||
Machine type equivalents of rust int, uint, float, and complex.
|
||||
|
||||
Types useful for interop with C when writing bindings that exist
|
||||
for different types (float, f32, f64, ...; cf float.rs for an example)
|
||||
*/
|
||||
|
||||
// PORT Change this when porting to a new architecture
|
||||
|
||||
/*
|
||||
Type: m_int
|
||||
|
||||
Machine type equivalent of an int
|
||||
*/
|
||||
#[cfg(target_arch="x86")]
|
||||
type m_int = i32;
|
||||
#[cfg(target_arch="x86_64")]
|
||||
type m_int = i64;
|
||||
|
||||
// PORT Change this when porting to a new architecture
|
||||
|
||||
/*
|
||||
Type: m_uint
|
||||
|
||||
Machine type equivalent of a uint
|
||||
*/
|
||||
#[cfg(target_arch="x86")]
|
||||
type m_uint = u32;
|
||||
#[cfg(target_arch="x86_64")]
|
||||
type m_uint = u64;
|
||||
|
||||
// PORT *must* match with "import m_float = fXX" in std::math per arch
|
||||
|
||||
/*
|
||||
Type: m_float
|
||||
|
||||
Machine type equivalent of a float
|
||||
*/
|
||||
type m_float = f64;
|
||||
|
||||
// PORT *must* match "import m_complex = ..." in std::complex per arch
|
||||
|
||||
/*
|
||||
FIXME Type m_complex
|
||||
|
||||
Machine type representing a complex value that uses floats for
|
||||
both the real and the imaginary part.
|
||||
*/
|
||||
// type m_complex = complex_c64::t;
|
||||
|
||||
//
|
||||
// Local Variables:
|
||||
// mode: rust
|
||||
// fill-column: 78;
|
||||
// indent-tabs-mode: nil
|
||||
// c-basic-offset: 4
|
||||
// buffer-file-coding-system: utf-8-unix
|
||||
// End:
|
||||
//
|
|
@ -2,7 +2,7 @@ import core::*;
|
|||
|
||||
use std;
|
||||
|
||||
import std::math::*;
|
||||
import float::*;
|
||||
import float;
|
||||
import c_int = ctypes::c_int;
|
||||
|
||||
|
|
Loading…
Reference in New Issue