[tkreuzer] 40935: Implement ceilf, floorf and sqrtf for x64 in assembly. Based on public domain code from netbsd.

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/s…
==============================================================================
--- 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/s…
==============================================================================
--- 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 (timo.kreuzer(a)reactos.org)
+ */
+
+/* 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/s…
==============================================================================
--- 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 (timo.kreuzer(a)reactos.org)
+ */
+
+/* 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/s…
==============================================================================
--- 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 (timo.kreuzer(a)reactos.org)
+ */
+
+/* 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