From 0f7dfb984a115625cb29f42351a2503c4c887a75 Mon Sep 17 00:00:00 2001
From: Ulises Jeremias Cornejo Fandos <ulisesjcf_24@outlook.com>
Date: Sun, 10 Oct 2021 05:21:48 -0300
Subject: [PATCH] math: remove the C backend for f64 functions (#12121)

---
 vlib/math/abs.c.v   |  8 --------
 vlib/math/cbrt.c.v  |  9 ---------
 vlib/math/div.c.v   |  9 ---------
 vlib/math/erf.c.v   | 17 -----------------
 vlib/math/exp.c.v   | 17 -----------------
 vlib/math/floor.c.v | 34 ----------------------------------
 vlib/math/gamma.c.v | 17 -----------------
 vlib/math/hypot.c.v |  9 ---------
 vlib/math/log.c.v   | 25 -------------------------
 vlib/math/sinh.c.v  | 17 -----------------
 vlib/math/sqrt.c.v  |  8 --------
 vlib/math/tan.c.v   |  8 --------
 vlib/math/tanh.c.v  |  9 ---------
 13 files changed, 187 deletions(-)
 delete mode 100644 vlib/math/abs.c.v
 delete mode 100644 vlib/math/cbrt.c.v
 delete mode 100644 vlib/math/div.c.v
 delete mode 100644 vlib/math/erf.c.v
 delete mode 100644 vlib/math/exp.c.v
 delete mode 100644 vlib/math/floor.c.v
 delete mode 100644 vlib/math/gamma.c.v
 delete mode 100644 vlib/math/hypot.c.v
 delete mode 100644 vlib/math/log.c.v
 delete mode 100644 vlib/math/sinh.c.v
 delete mode 100644 vlib/math/tanh.c.v

diff --git a/vlib/math/abs.c.v b/vlib/math/abs.c.v
deleted file mode 100644
index 983ddcbb9..000000000
--- a/vlib/math/abs.c.v
+++ /dev/null
@@ -1,8 +0,0 @@
-module math
-
-fn C.fabs(x f64) f64
-
-[inline]
-pub fn abs(a f64) f64 {
-	return C.fabs(a)
-}
diff --git a/vlib/math/cbrt.c.v b/vlib/math/cbrt.c.v
deleted file mode 100644
index 892075a5e..000000000
--- a/vlib/math/cbrt.c.v
+++ /dev/null
@@ -1,9 +0,0 @@
-module math
-
-fn C.cbrt(x f64) f64
-
-// cbrt calculates cubic root.
-[inline]
-pub fn cbrt(a f64) f64 {
-	return C.cbrt(a)
-}
diff --git a/vlib/math/div.c.v b/vlib/math/div.c.v
deleted file mode 100644
index 90cee1af9..000000000
--- a/vlib/math/div.c.v
+++ /dev/null
@@ -1,9 +0,0 @@
-module math
-
-fn C.fmod(x f64, y f64) f64
-
-// fmod returns the floating-point remainder of number / denom (rounded towards zero):
-[inline]
-pub fn fmod(x f64, y f64) f64 {
-	return C.fmod(x, y)
-}
diff --git a/vlib/math/erf.c.v b/vlib/math/erf.c.v
deleted file mode 100644
index 160615210..000000000
--- a/vlib/math/erf.c.v
+++ /dev/null
@@ -1,17 +0,0 @@
-module math
-
-fn C.erf(x f64) f64
-
-fn C.erfc(x f64) f64
-
-// erf computes the error function value
-[inline]
-pub fn erf(a f64) f64 {
-	return C.erf(a)
-}
-
-// erfc computes the complementary error function value
-[inline]
-pub fn erfc(a f64) f64 {
-	return C.erfc(a)
-}
diff --git a/vlib/math/exp.c.v b/vlib/math/exp.c.v
deleted file mode 100644
index 7818438a8..000000000
--- a/vlib/math/exp.c.v
+++ /dev/null
@@ -1,17 +0,0 @@
-module math
-
-fn C.exp(x f64) f64
-
-fn C.exp2(x f64) f64
-
-// exp calculates exponent of the number (math.pow(math.E, x)).
-[inline]
-pub fn exp(x f64) f64 {
-	return C.exp(x)
-}
-
-// exp2 returns the base-2 exponential function of a (math.pow(2, x)).
-[inline]
-pub fn exp2(x f64) f64 {
-	return C.exp2(x)
-}
diff --git a/vlib/math/floor.c.v b/vlib/math/floor.c.v
deleted file mode 100644
index 1dc933069..000000000
--- a/vlib/math/floor.c.v
+++ /dev/null
@@ -1,34 +0,0 @@
-module math
-
-fn C.ceil(x f64) f64
-
-fn C.floor(x f64) f64
-
-fn C.round(x f64) f64
-
-fn C.trunc(x f64) f64
-
-// ceil returns the nearest f64 greater or equal to the provided value.
-[inline]
-pub fn ceil(x f64) f64 {
-	return C.ceil(x)
-}
-
-// floor returns the nearest f64 lower or equal of the provided value.
-[inline]
-pub fn floor(x f64) f64 {
-	return C.floor(x)
-}
-
-// round returns the integer nearest to the provided value.
-[inline]
-pub fn round(x f64) f64 {
-	return C.round(x)
-}
-
-// trunc rounds a toward zero, returning the nearest integral value that is not
-// larger in magnitude than a.
-[inline]
-pub fn trunc(x f64) f64 {
-	return C.trunc(x)
-}
diff --git a/vlib/math/gamma.c.v b/vlib/math/gamma.c.v
deleted file mode 100644
index a4451cefa..000000000
--- a/vlib/math/gamma.c.v
+++ /dev/null
@@ -1,17 +0,0 @@
-module math
-
-fn C.tgamma(x f64) f64
-
-fn C.lgamma(x f64) f64
-
-// gamma computes the gamma function value
-[inline]
-pub fn gamma(a f64) f64 {
-	return C.tgamma(a)
-}
-
-// log_gamma computes the log-gamma function value
-[inline]
-pub fn log_gamma(x f64) f64 {
-	return C.lgamma(x)
-}
diff --git a/vlib/math/hypot.c.v b/vlib/math/hypot.c.v
deleted file mode 100644
index 9710ea4a1..000000000
--- a/vlib/math/hypot.c.v
+++ /dev/null
@@ -1,9 +0,0 @@
-module math
-
-fn C.hypot(x f64, y f64) f64
-
-// Returns hypotenuse of a right triangle.
-[inline]
-pub fn hypot(x f64, y f64) f64 {
-	return C.hypot(x, y)
-}
diff --git a/vlib/math/log.c.v b/vlib/math/log.c.v
deleted file mode 100644
index f2f8c9397..000000000
--- a/vlib/math/log.c.v
+++ /dev/null
@@ -1,25 +0,0 @@
-module math
-
-fn C.log(x f64) f64
-
-fn C.log2(x f64) f64
-
-fn C.log10(x f64) f64
-
-// log calculates natural (base-e) logarithm of the provided value.
-[inline]
-pub fn log(x f64) f64 {
-	return C.log(x)
-}
-
-// log2 calculates base-2 logarithm of the provided value.
-[inline]
-pub fn log2(x f64) f64 {
-	return C.log2(x)
-}
-
-// log10 calculates the common (base-10) logarithm of the provided value.
-[inline]
-pub fn log10(x f64) f64 {
-	return C.log10(x)
-}
diff --git a/vlib/math/sinh.c.v b/vlib/math/sinh.c.v
deleted file mode 100644
index b25eef0ba..000000000
--- a/vlib/math/sinh.c.v
+++ /dev/null
@@ -1,17 +0,0 @@
-module math
-
-fn C.cosh(x f64) f64
-
-fn C.sinh(x f64) f64
-
-// cosh calculates hyperbolic cosine.
-[inline]
-pub fn cosh(a f64) f64 {
-	return C.cosh(a)
-}
-
-// sinh calculates hyperbolic sine.
-[inline]
-pub fn sinh(a f64) f64 {
-	return C.sinh(a)
-}
diff --git a/vlib/math/sqrt.c.v b/vlib/math/sqrt.c.v
index a070c32f7..02766657f 100644
--- a/vlib/math/sqrt.c.v
+++ b/vlib/math/sqrt.c.v
@@ -1,15 +1,7 @@
 module math
 
-fn C.sqrt(x f64) f64
-
 fn C.sqrtf(x f32) f32
 
-// sqrt calculates square-root of the provided value.
-[inline]
-pub fn sqrt(a f64) f64 {
-	return C.sqrt(a)
-}
-
 // sqrtf calculates square-root of the provided value. (float32)
 [inline]
 pub fn sqrtf(a f32) f32 {
diff --git a/vlib/math/tan.c.v b/vlib/math/tan.c.v
index af8e1ca8c..056d37d51 100644
--- a/vlib/math/tan.c.v
+++ b/vlib/math/tan.c.v
@@ -1,15 +1,7 @@
 module math
 
-fn C.tan(x f64) f64
-
 fn C.tanf(x f32) f32
 
-// tan calculates tangent.
-[inline]
-pub fn tan(a f64) f64 {
-	return C.tan(a)
-}
-
 // tanf calculates tangent. (float32)
 [inline]
 pub fn tanf(a f32) f32 {
diff --git a/vlib/math/tanh.c.v b/vlib/math/tanh.c.v
deleted file mode 100644
index 05568c2f9..000000000
--- a/vlib/math/tanh.c.v
+++ /dev/null
@@ -1,9 +0,0 @@
-module math
-
-fn C.tanh(x f64) f64
-
-// tanh calculates hyperbolic tangent.
-[inline]
-pub fn tanh(a f64) f64 {
-	return C.tanh(a)
-}
-- 
2.30.2