# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1201525137 0
# Node ID 01e178f7ec6da1d2402d6af5d8b755b9907b6c1f
# Parent 3a263c0cf98950308239a83dcfb15056bcb7927a
minios: Fix ia64 build.
Signed-off-by: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>
---
extras/mini-os/arch/ia64/Makefile | 1
extras/mini-os/arch/ia64/__udivsi3.S | 124 +++++++++++++++++++++++++++++++++++
extras/mini-os/include/lib.h | 2
3 files changed, 126 insertions(+), 1 deletion(-)
diff -r 3a263c0cf989 -r 01e178f7ec6d extras/mini-os/arch/ia64/Makefile
--- a/extras/mini-os/arch/ia64/Makefile Mon Jan 28 12:04:38 2008 +0000
+++ b/extras/mini-os/arch/ia64/Makefile Mon Jan 28 12:58:57 2008 +0000
@@ -36,6 +36,7 @@ ARCH_OBJS += xencomm.o
ARCH_OBJS += xencomm.o
ARCH_OBJS += __umoddi3.o
ARCH_OBJS += __udivdi3.o
+ARCH_OBJS += __udivsi3.o
ARCH_OBJS += __divdi3.o
GEN_OFF_SRC := gen_off.c
diff -r 3a263c0cf989 -r 01e178f7ec6d extras/mini-os/arch/ia64/__udivsi3.S
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/extras/mini-os/arch/ia64/__udivsi3.S Mon Jan 28 12:58:57 2008 +0000
@@ -0,0 +1,124 @@
+.file "__udivsi3.s"
+
+// $FreeBSD: src/sys/libkern/ia64/__udivsi3.S,v 1.1.8.1 2005/01/31 23:26:21
imp Exp $
+
+//-
+// Copyright (c) 2000, Intel Corporation
+// All rights reserved.
+//
+// Contributed 2/15/2000 by Marius Cornea, John Harrison, Cristina Iordache,
+// Ted Kubaska, Bob Norin, and Shane Story of the Computational Software Lab,
+// Intel Corporation.
+//
+// WARRANTY DISCLAIMER
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR ITS
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY OR TORT (INCLUDING
+// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Intel Corporation is the author of this code, and requests that all
+// problem reports or change requests be submitted to it directly at
+// http://developer.intel.com/opensource.
+//
+
+.section .text
+
+// 32-bit unsigned integer divide
+
+.proc __udivsi3#
+.align 32
+.global __udivsi3#
+.align 32
+
+__udivsi3:
+
+{ .mii
+ alloc r31=ar.pfs,2,0,0,0
+ nop.i 0
+ nop.i 0;;
+} { .mii
+ nop.m 0
+
+ // 32-BIT UNSIGNED INTEGER DIVIDE BEGINS HERE
+
+ // general register used:
+ // r32 - 32-bit unsigned integer dividend
+ // r33 - 32-bit unsigned integer divisor
+ // r8 - 32-bit unsigned integer result
+ // r2 - scratch register
+ // floating-point registers used: f6, f7, f8, f9
+ // predicate registers used: p6
+
+ zxt4 r32=r32
+ zxt4 r33=r33;;
+} { .mmb
+ setf.sig f6=r32
+ setf.sig f7=r33
+ nop.b 0;;
+} { .mfi
+ nop.m 0
+ fcvt.xf f6=f6
+ nop.i 0
+} { .mfi
+ nop.m 0
+ fcvt.xf f7=f7
+ mov r2 = 0x0ffdd;;
+} { .mfi
+ setf.exp f9 = r2
+ // (1) y0
+ frcpa.s1 f8,p6=f6,f7
+ nop.i 0;;
+} { .mfi
+ nop.m 0
+ // (2) q0 = a * y0
+ (p6) fma.s1 f6=f6,f8,f0
+ nop.i 0
+} { .mfi
+ nop.m 0
+ // (3) e0 = 1 - b * y0
+ (p6) fnma.s1 f7=f7,f8,f1
+ nop.i 0;;
+} { .mfi
+ nop.m 0
+ // (4) q1 = q0 + e0 * q0
+ (p6) fma.s1 f6=f7,f6,f6
+ nop.i 0
+} { .mfi
+ nop.m 0
+ // (5) e1 = e0 * e0 + 2^-34
+ (p6) fma.s1 f7=f7,f7,f9
+ nop.i 0;;
+} { .mfi
+ nop.m 0
+ // (6) q2 = q1 + e1 * q1
+ (p6) fma.s1 f8=f7,f6,f6
+ nop.i 0;;
+} { .mfi
+ nop.m 0
+ // (7) q = trunc(q2)
+ fcvt.fxu.trunc.s1 f8=f8
+ nop.i 0;;
+} { .mmi
+ // quotient will be in the least significant 32 bits of r8 (if b != 0)
+ getf.sig r8=f8
+ nop.m 0
+ nop.i 0;;
+}
+
+ // 32-BIT UNSIGNED INTEGER DIVIDE ENDS HERE
+
+{ .mmb
+ nop.m 0
+ nop.m 0
+ br.ret.sptk b0;;
+}
+
+.endp __udivsi3
diff -r 3a263c0cf989 -r 01e178f7ec6d extras/mini-os/include/lib.h
--- a/extras/mini-os/include/lib.h Mon Jan 28 12:04:38 2008 +0000
+++ b/extras/mini-os/include/lib.h Mon Jan 28 12:58:57 2008 +0000
@@ -57,7 +57,6 @@
#include <stdarg.h>
#include <stddef.h>
-#include <console.h>
#ifdef HAVE_LIBC
#include <stdio.h>
@@ -98,6 +97,7 @@ char * strcat(char * dest, const char *
char * strcat(char * dest, const char * src);
char *strdup(const char *s);
#endif
+#include <console.h>
#define RAND_MIX 2654435769U
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