Author: tkreuzer
Date: Sat May 16 06:10:16 2009
New Revision: 40935
URL: http://svn.reactos.org/svn/reactos?rev=40935&view=rev
Log:
Implement ceilf, floorf and sqrtf for x64 in assembly. Based on public domain
code from netbsd.
Added:
branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/ceilf.S (with
props)
branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/floorf.S (with
props)
branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/sqrtf.S (with
props)
Modified:
branches/ros-amd64-bringup/reactos/lib/sdk/crt/crt.rbuild
Modified: branches/ros-amd64-bringup/reactos/lib/sdk/crt/crt.rbuild
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/lib/sdk/crt/crt.rbuild?rev=40935&r1=40934&r2=40935&view=diff
==============================================================================
--- branches/ros-amd64-bringup/reactos/lib/sdk/crt/crt.rbuild [iso-8859-1]
(original)
+++ branches/ros-amd64-bringup/reactos/lib/sdk/crt/crt.rbuild [iso-8859-1] Sat
May 16 06:10:16 2009
@@ -166,10 +166,12 @@
<file>atan.S</file>
<file>atan2.S</file>
<file>ceil.S</file>
+ <file>ceilf.S</file>
<file>cos.S</file>
<file>exp.S</file>
<file>fabs.S</file>
<file>floor.S</file>
+ <file>floorf.S</file>
<file>fmod.S</file>
<file>ldexp.S</file>
<file>log.S</file>
@@ -177,6 +179,7 @@
<file>pow.S</file>
<file>sin.S</file>
<file>sqrt.S</file>
+ <file>sqrtf.S</file>
<file>tan.S</file>
</directory>
</if>
Added: branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/ceilf.S
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/ceilf.S?rev=40935&view=auto
==============================================================================
--- branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/ceilf.S (added)
+++ branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/ceilf.S
[iso-8859-1] Sat May 16 06:10:16 2009
@@ -1,0 +1,40 @@
+/*
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS system libraries
+ * PURPOSE: Implementation of tan
+ * FILE: lib/sdk/crt/math/amd64/ceilf.S
+ * PROGRAMMER: Timo Kreuzer ([email protected])
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <ndk/amd64/asm.h>
+#include <ndk/amd64/asmmacro.S>
+
+.intel_syntax noprefix
+
+
+.proc ceilf
+ /* Put parameter on the stack */
+ movss [rsp - 0x10], xmm0
+ fld dword ptr [rsp]
+
+ /* Change fpu control word to round up */
+ fstcw [rsp - 0x10]
+ mov eax, [rsp - 0x10]
+ or eax, 0x00800
+ and eax, 0x0fbff
+ mov [rsp - 0x08], eax
+ fldcw [rsp - 0x08]
+
+ /* Round to integer */
+ frndint
+
+ /* Restore fpu control word */
+ fldcw [rsp - 0x10]
+
+ fstp dword ptr [rsp - 0x10]
+ movss xmm0, [rsp - 0x10]
+ ret
+
+.endproc
Propchange: branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/ceilf.S
------------------------------------------------------------------------------
svn:eol-style = native
Added: branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/floorf.S
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/floorf.S?rev=40935&view=auto
==============================================================================
--- branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/floorf.S (added)
+++ branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/floorf.S
[iso-8859-1] Sat May 16 06:10:16 2009
@@ -1,0 +1,40 @@
+/*
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS system libraries
+ * PURPOSE: Implementation of tan
+ * FILE: lib/sdk/crt/math/amd64/floorf.S
+ * PROGRAMMER: Timo Kreuzer ([email protected])
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <ndk/amd64/asm.h>
+#include <ndk/amd64/asmmacro.S>
+
+.intel_syntax noprefix
+
+
+.proc floorf
+ /* Put parameter on the stack */
+ movss [rsp - 0x10], xmm0
+ fld dword ptr [rsp]
+
+ /* Change fpu control word to round down */
+ fstcw [rsp - 0x10]
+ mov eax, [rsp - 0x10]
+ or eax, 0x00400
+ and eax, 0x0f7ff
+ mov [rsp - 0x08], eax
+ fldcw [rsp - 0x08]
+
+ /* Round to integer */
+ frndint
+
+ /* Restore fpu control word */
+ fldcw [rsp - 0x10]
+
+ fstp dword ptr [rsp - 0x10]
+ movss xmm0, [rsp - 0x10]
+ ret
+
+.endproc
Propchange: branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/floorf.S
------------------------------------------------------------------------------
svn:eol-style = native
Added: branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/sqrtf.S
URL:
http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/sqrtf.S?rev=40935&view=auto
==============================================================================
--- branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/sqrtf.S (added)
+++ branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/sqrtf.S
[iso-8859-1] Sat May 16 06:10:16 2009
@@ -1,0 +1,20 @@
+/*
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS system libraries
+ * PURPOSE: Implementation of tan
+ * FILE: lib/sdk/crt/math/amd64/sqrtf.S
+ * PROGRAMMER: Timo Kreuzer ([email protected])
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <ndk/amd64/asm.h>
+#include <ndk/amd64/asmmacro.S>
+
+.intel_syntax noprefix
+
+
+.proc sqrtf
+ sqrtss xmm0, xmm0
+ ret
+.endproc
Propchange: branches/ros-amd64-bringup/reactos/lib/sdk/crt/math/amd64/sqrtf.S
------------------------------------------------------------------------------
svn:eol-style = native
