From 41b290ba397067a09525b6ac89b4040728349046 Mon Sep 17 00:00:00 2001 From: Alexander Monakov Date: Mon, 6 Jan 2020 19:35:57 +0300 Subject: math: move trivial x86-family sqrt functions to C with inline asm --- src/math/i386/sqrtl.c | 7 +++++++ src/math/i386/sqrtl.s | 5 ----- 2 files changed, 7 insertions(+), 5 deletions(-) create mode 100644 src/math/i386/sqrtl.c delete mode 100644 src/math/i386/sqrtl.s (limited to 'src/math/i386') diff --git a/src/math/i386/sqrtl.c b/src/math/i386/sqrtl.c new file mode 100644 index 00000000..864cfcc4 --- /dev/null +++ b/src/math/i386/sqrtl.c @@ -0,0 +1,7 @@ +#include + +long double sqrtl(long double x) +{ + __asm__ ("fsqrt" : "+t"(x)); + return x; +} diff --git a/src/math/i386/sqrtl.s b/src/math/i386/sqrtl.s deleted file mode 100644 index e0d42616..00000000 --- a/src/math/i386/sqrtl.s +++ /dev/null @@ -1,5 +0,0 @@ -.global sqrtl -.type sqrtl,@function -sqrtl: fldt 4(%esp) - fsqrt - ret -- cgit v1.2.3-70-g09d2