From 9443f1b5cfeba687f45b96572378519e81ff9a56 Mon Sep 17 00:00:00 2001 From: Alexander Monakov Date: Sat, 11 Jan 2020 18:14:24 +0300 Subject: [PATCH] math: move x87-family lrint functions to C with inline asm --- src/math/i386/llrint.c | 8 ++++++++ src/math/i386/llrint.s | 8 -------- src/math/i386/llrintf.c | 8 ++++++++ src/math/i386/llrintf.s | 9 --------- src/math/i386/llrintl.c | 8 ++++++++ src/math/i386/llrintl.s | 8 -------- src/math/i386/lrint.c | 8 ++++++++ src/math/i386/lrint.s | 7 ------- src/math/i386/lrintf.c | 8 ++++++++ src/math/i386/lrintf.s | 7 ------- src/math/i386/lrintl.c | 8 ++++++++ src/math/i386/lrintl.s | 7 ------- src/math/x86_64/llrintl.c | 8 ++++++++ src/math/x86_64/llrintl.s | 7 ------- src/math/x86_64/lrintl.c | 8 ++++++++ src/math/x86_64/lrintl.s | 7 ------- 16 files changed, 64 insertions(+), 60 deletions(-) create mode 100644 src/math/i386/llrint.c delete mode 100644 src/math/i386/llrint.s create mode 100644 src/math/i386/llrintf.c delete mode 100644 src/math/i386/llrintf.s create mode 100644 src/math/i386/llrintl.c delete mode 100644 src/math/i386/llrintl.s create mode 100644 src/math/i386/lrint.c delete mode 100644 src/math/i386/lrint.s create mode 100644 src/math/i386/lrintf.c delete mode 100644 src/math/i386/lrintf.s create mode 100644 src/math/i386/lrintl.c delete mode 100644 src/math/i386/lrintl.s create mode 100644 src/math/x86_64/llrintl.c delete mode 100644 src/math/x86_64/llrintl.s create mode 100644 src/math/x86_64/lrintl.c delete mode 100644 src/math/x86_64/lrintl.s diff --git a/src/math/i386/llrint.c b/src/math/i386/llrint.c new file mode 100644 index 00000000..aa400817 --- /dev/null +++ b/src/math/i386/llrint.c @@ -0,0 +1,8 @@ +#include + +long long llrint(double x) +{ + long long r; + __asm__ ("fistpll %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/i386/llrint.s b/src/math/i386/llrint.s deleted file mode 100644 index 8e89cd91..00000000 --- a/src/math/i386/llrint.s +++ /dev/null @@ -1,8 +0,0 @@ -.global llrint -.type llrint,@function -llrint: - fldl 4(%esp) - fistpll 4(%esp) - mov 4(%esp),%eax - mov 8(%esp),%edx - ret diff --git a/src/math/i386/llrintf.c b/src/math/i386/llrintf.c new file mode 100644 index 00000000..c41a317b --- /dev/null +++ b/src/math/i386/llrintf.c @@ -0,0 +1,8 @@ +#include + +long long llrintf(float x) +{ + long long r; + __asm__ ("fistpll %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/i386/llrintf.s b/src/math/i386/llrintf.s deleted file mode 100644 index aa850c6c..00000000 --- a/src/math/i386/llrintf.s +++ /dev/null @@ -1,9 +0,0 @@ -.global llrintf -.type llrintf,@function -llrintf: - sub $8,%esp - flds 12(%esp) - fistpll (%esp) - pop %eax - pop %edx - ret diff --git a/src/math/i386/llrintl.c b/src/math/i386/llrintl.c new file mode 100644 index 00000000..c439ef28 --- /dev/null +++ b/src/math/i386/llrintl.c @@ -0,0 +1,8 @@ +#include + +long long llrintl(long double x) +{ + long long r; + __asm__ ("fistpll %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/i386/llrintl.s b/src/math/i386/llrintl.s deleted file mode 100644 index 1cfb56f1..00000000 --- a/src/math/i386/llrintl.s +++ /dev/null @@ -1,8 +0,0 @@ -.global llrintl -.type llrintl,@function -llrintl: - fldt 4(%esp) - fistpll 4(%esp) - mov 4(%esp),%eax - mov 8(%esp),%edx - ret diff --git a/src/math/i386/lrint.c b/src/math/i386/lrint.c new file mode 100644 index 00000000..89563ab2 --- /dev/null +++ b/src/math/i386/lrint.c @@ -0,0 +1,8 @@ +#include + +long lrint(double x) +{ + long r; + __asm__ ("fistpl %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/i386/lrint.s b/src/math/i386/lrint.s deleted file mode 100644 index 02b83d9f..00000000 --- a/src/math/i386/lrint.s +++ /dev/null @@ -1,7 +0,0 @@ -.global lrint -.type lrint,@function -lrint: - fldl 4(%esp) - fistpl 4(%esp) - mov 4(%esp),%eax - ret diff --git a/src/math/i386/lrintf.c b/src/math/i386/lrintf.c new file mode 100644 index 00000000..0bbf29de --- /dev/null +++ b/src/math/i386/lrintf.c @@ -0,0 +1,8 @@ +#include + +long lrintf(float x) +{ + long r; + __asm__ ("fistpl %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/i386/lrintf.s b/src/math/i386/lrintf.s deleted file mode 100644 index 907aac29..00000000 --- a/src/math/i386/lrintf.s +++ /dev/null @@ -1,7 +0,0 @@ -.global lrintf -.type lrintf,@function -lrintf: - flds 4(%esp) - fistpl 4(%esp) - mov 4(%esp),%eax - ret diff --git a/src/math/i386/lrintl.c b/src/math/i386/lrintl.c new file mode 100644 index 00000000..eb8c0902 --- /dev/null +++ b/src/math/i386/lrintl.c @@ -0,0 +1,8 @@ +#include + +long lrintl(long double x) +{ + long r; + __asm__ ("fistpl %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/i386/lrintl.s b/src/math/i386/lrintl.s deleted file mode 100644 index 3ae05aac..00000000 --- a/src/math/i386/lrintl.s +++ /dev/null @@ -1,7 +0,0 @@ -.global lrintl -.type lrintl,@function -lrintl: - fldt 4(%esp) - fistpl 4(%esp) - mov 4(%esp),%eax - ret diff --git a/src/math/x86_64/llrintl.c b/src/math/x86_64/llrintl.c new file mode 100644 index 00000000..c439ef28 --- /dev/null +++ b/src/math/x86_64/llrintl.c @@ -0,0 +1,8 @@ +#include + +long long llrintl(long double x) +{ + long long r; + __asm__ ("fistpll %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/x86_64/llrintl.s b/src/math/x86_64/llrintl.s deleted file mode 100644 index 1ec0817d..00000000 --- a/src/math/x86_64/llrintl.s +++ /dev/null @@ -1,7 +0,0 @@ -.global llrintl -.type llrintl,@function -llrintl: - fldt 8(%rsp) - fistpll 8(%rsp) - mov 8(%rsp),%rax - ret diff --git a/src/math/x86_64/lrintl.c b/src/math/x86_64/lrintl.c new file mode 100644 index 00000000..068e2e4d --- /dev/null +++ b/src/math/x86_64/lrintl.c @@ -0,0 +1,8 @@ +#include + +long lrintl(long double x) +{ + long r; + __asm__ ("fistpll %0" : "=m"(r) : "t"(x) : "st"); + return r; +} diff --git a/src/math/x86_64/lrintl.s b/src/math/x86_64/lrintl.s deleted file mode 100644 index d587b12b..00000000 --- a/src/math/x86_64/lrintl.s +++ /dev/null @@ -1,7 +0,0 @@ -.global lrintl -.type lrintl,@function -lrintl: - fldt 8(%rsp) - fistpll 8(%rsp) - mov 8(%rsp),%rax - ret -- 2.25.1