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authorAlexander Monakov <amonakov@ispras.ru>2020-01-14 14:53:38 +0300
committerRich Felker <dalias@aerifal.cx>2020-03-24 16:31:36 -0400
commit51f4f8c512d682fe0c1a7a891909e75f416f20f6 (patch)
tree1d2d597d39a9604273a1d695f4ab7620f7e441a8
parent9443f1b5cfeba687f45b96572378519e81ff9a56 (diff)
downloadmusl-51f4f8c512d682fe0c1a7a891909e75f416f20f6.tar.gz
math: move x87-family rint functions to C with inline asm
-rw-r--r--src/math/i386/rint.c7
-rw-r--r--src/math/i386/rint.s6
-rw-r--r--src/math/i386/rintf.c7
-rw-r--r--src/math/i386/rintf.s6
-rw-r--r--src/math/i386/rintl.c7
-rw-r--r--src/math/i386/rintl.s6
-rw-r--r--src/math/x86_64/rintl.c7
-rw-r--r--src/math/x86_64/rintl.s6
8 files changed, 28 insertions, 24 deletions
diff --git a/src/math/i386/rint.c b/src/math/i386/rint.c
new file mode 100644
index 00000000..a5276a60
--- /dev/null
+++ b/src/math/i386/rint.c
@@ -0,0 +1,7 @@
+#include <math.h>
+
+double rint(double x)
+{
+ __asm__ ("frndint" : "+t"(x));
+ return x;
+}
diff --git a/src/math/i386/rint.s b/src/math/i386/rint.s
deleted file mode 100644
index bb99a11c..00000000
--- a/src/math/i386/rint.s
+++ /dev/null
@@ -1,6 +0,0 @@
-.global rint
-.type rint,@function
-rint:
- fldl 4(%esp)
- frndint
- ret
diff --git a/src/math/i386/rintf.c b/src/math/i386/rintf.c
new file mode 100644
index 00000000..bb4121a4
--- /dev/null
+++ b/src/math/i386/rintf.c
@@ -0,0 +1,7 @@
+#include <math.h>
+
+float rintf(float x)
+{
+ __asm__ ("frndint" : "+t"(x));
+ return x;
+}
diff --git a/src/math/i386/rintf.s b/src/math/i386/rintf.s
deleted file mode 100644
index bce4c5a6..00000000
--- a/src/math/i386/rintf.s
+++ /dev/null
@@ -1,6 +0,0 @@
-.global rintf
-.type rintf,@function
-rintf:
- flds 4(%esp)
- frndint
- ret
diff --git a/src/math/i386/rintl.c b/src/math/i386/rintl.c
new file mode 100644
index 00000000..e1a92077
--- /dev/null
+++ b/src/math/i386/rintl.c
@@ -0,0 +1,7 @@
+#include <math.h>
+
+long double rintl(long double x)
+{
+ __asm__ ("frndint" : "+t"(x));
+ return x;
+}
diff --git a/src/math/i386/rintl.s b/src/math/i386/rintl.s
deleted file mode 100644
index cd2bf9a9..00000000
--- a/src/math/i386/rintl.s
+++ /dev/null
@@ -1,6 +0,0 @@
-.global rintl
-.type rintl,@function
-rintl:
- fldt 4(%esp)
- frndint
- ret
diff --git a/src/math/x86_64/rintl.c b/src/math/x86_64/rintl.c
new file mode 100644
index 00000000..e1a92077
--- /dev/null
+++ b/src/math/x86_64/rintl.c
@@ -0,0 +1,7 @@
+#include <math.h>
+
+long double rintl(long double x)
+{
+ __asm__ ("frndint" : "+t"(x));
+ return x;
+}
diff --git a/src/math/x86_64/rintl.s b/src/math/x86_64/rintl.s
deleted file mode 100644
index 64e663cd..00000000
--- a/src/math/x86_64/rintl.s
+++ /dev/null
@@ -1,6 +0,0 @@
-.global rintl
-.type rintl,@function
-rintl:
- fldt 8(%rsp)
- frndint
- ret