Initial revision

5 files changed, 333 insertions, 0 deletions

diff --git a/gdb/rdi-share/angel_bytesex.c b/gdb/rdi-share/angel_bytesex.c
new file mode 100644
index 00000000000..b98c971708e
--- /dev/null
+++ b/gdb/rdi-share/angel_bytesex.c
@@ -0,0 +1,57 @@
+/* 
+ * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
+ * 
+ * This software may be freely used, copied, modified, and distributed
+ * provided that the above copyright notice is preserved in all copies of the
+ * software.
+ */
+
+/*
+ * angel_bytesex.c - Code to support byte-sex independence
+ * Copyright: (C) 1991, Advanced RISC Machines Ltd., Cambridge, England.
+ */
+
+/*
+ * RCS $Revision: 1.1 $
+ * Checkin $Date: 1999/11/01 15:29:57 $
+ */
+
+#include "angel_bytesex.h"
+
+static int reversing_bytes = 0;
+
+void bytesex_reverse(yes_or_no)
+int yes_or_no;
+{ reversing_bytes = yes_or_no;
+}
+
+int bytesex_reversing()
+{
+  return reversing_bytes;
+}
+
+int32 bytesex_hostval(v)
+int32 v;
+{ /* Return v with the same endian-ness as the host */
+  /* This mess generates better ARM code than the more obvious mess */
+  /* and may eventually peephole to optimal code...                 */
+  if (reversing_bytes)
+  { unsigned32 t;
+    /* t = v ^ (v ror 16) */
+    t = v ^ ((v << 16) | (((unsigned32)v) >> 16));
+    t &= ~0xff0000;
+    /* v = v ror 8 */
+    v = (v << 24) | (((unsigned32)v) >> 8);
+    v = v ^ (t >> 8);
+  }
+  return v;
+}
+
+int32 bytesex_hostval_16(v)
+int32 v;
+{
+  if (reversing_bytes) {
+    v = ((v >> 8) & 0xff) | ((v << 8) & 0xff00);
+  }
+  return v;
+}
diff --git a/gdb/rdi-share/angel_bytesex.h b/gdb/rdi-share/angel_bytesex.h
new file mode 100644
index 00000000000..40786ed2ba9
--- /dev/null
+++ b/gdb/rdi-share/angel_bytesex.h
@@ -0,0 +1,42 @@
+/* 
+ * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
+ * 
+ * This software may be freely used, copied, modified, and distributed
+ * provided that the above copyright notice is preserved in all copies of the
+ * software.
+ */
+
+/*
+  Title:     Code to support byte-sex independence
+  Copyright: (C) 1991, Advanced RISC Machines Ltd., Cambridge, England.
+*/
+/*
+ * RCS $Revision: 1.1 $
+ * Checkin $Date: 1999/11/01 15:29:57 $
+ */
+
+#ifndef angel_bytesex_h
+#define angel_bytesex_h
+
+#include "host.h"
+
+void bytesex_reverse(int yes_or_no);
+/*
+ * Turn sex-reversal on or off - 0 means off, non-0 means on.
+ */
+
+int bytesex_reversing(void);
+/*
+ * Return non-0 if reversing the byte sex, else 0.
+ */
+
+int32 bytesex_hostval(int32 v);
+/*
+ * Return v or byte-reversed v, according to whether sex-reversval
+ * is on or off.
+ */
+
+int32 bytesex_hostval_16(int32 v);
+/* Return v or byte-reversed v for a 16 bit value */
+
+#endif
diff --git a/gdb/rdi-share/angel_endian.h b/gdb/rdi-share/angel_endian.h
new file mode 100644
index 00000000000..6e871397041
--- /dev/null
+++ b/gdb/rdi-share/angel_endian.h
@@ -0,0 +1,125 @@
+/* 
+ * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
+ * 
+ * This software may be freely used, copied, modified, and distributed
+ * provided that the above copyright notice is preserved in all copies of the
+ * software.
+ */
+
+/* -*-C-*-
+ *
+ * $Revision: 1.1 $
+ *     $Date: 1999/11/01 13:31:32 $
+ *
+ *
+ * angel_endian.h - target endianness independent read/write primitives.
+ */
+
+#ifndef angel_endian_h
+#define angel_endian_h
+
+/*
+ * The endianness of the data being processed needs to be known, but
+ * the host endianness is not required (since the data is constructed
+ * using bytes).  At the moment these are provided as macros. This
+ * gives the compiler freedom in optimising individual calls. However,
+ * if space is at a premium then functions should be provided.
+ *
+ * NOTE: These macros assume that the data has been packed in the same format
+ *       as the packing on the build host. If this is not the case then
+ *       the wrong addresses could be used when dealing with structures.
+ *
+ */
+
+/*
+ * For all the following routines the target endianness is defined by the
+ * following boolean definitions.
+ */
+#define BE (1 == 1) /* TRUE  : big-endian */
+#define LE (1 == 0) /* FALSE : little-endian */
+
+/*
+ * The following type definitions are used by the endianness converting
+ * macros.
+ */
+typedef unsigned char U8;
+typedef U8 *P_U8;
+typedef const U8 *CP_U8;
+
+typedef unsigned short U16;
+typedef U16 *P_U16;
+
+typedef unsigned int U32;
+typedef U32 *P_U32;
+
+/*
+ * If the endianness of the host and target are known (fixed) and the same
+ * then the following macro definitions can be used. These just directly copy
+ * the data.
+ *
+ * #define READ(e,a)       (a)
+ * #define WRITE(e,a,v)    ((a) = (v))
+ * #define PREAD(e,a)      (a)
+ * #define PWRITE(e,a,v)   (*(a) = (v))
+ */
+
+/*
+ * These macros assume that a byte (char) is 8bits in size, and that the
+ * endianness is not important when reading or writing bytes.
+ */
+#define PUT8(a,v)       (*((P_U8)(a)) = (U8)(v))
+#define PUT16LE(a,v)    (PUT8(a,((v) & 0xFF)), \
+                         PUT8((((P_U8)(a)) + sizeof(char)),((v) >> 8)))
+#define PUT16BE(a,v)    (PUT8(a,((v) >> 8)), \
+                         PUT8((((P_U8)(a)) + sizeof(char)),((v) & 0xFF)))
+#define PUT32LE(a,v)    (PUT16LE(a,v), \
+                         PUT16LE((((P_U8)(a)) + sizeof(short)),((v) >> 16)))
+#define PUT32BE(a,v)    (PUT16BE(a,((v) >> 16)), \
+                         PUT16BE((((P_U8)(a)) + sizeof(short)),v))
+
+#define GET8(a)     (*((CP_U8)(a)))
+#define GET16LE(a)  (GET8(a) | (((U16)GET8(((CP_U8)(a)) + sizeof(char))) << 8))
+#define GET16BE(a)  ((((U16)GET8(a)) << 8) | GET8(((CP_U8)(a)) + sizeof(char)))
+#define GET32LE(a)  (GET16LE(a) | \
+                     (((U32)GET16LE(((CP_U8)(a)) + sizeof(short))) << 16))
+#define GET32BE(a)  ((((U32)GET16BE(a)) << 16) | \
+                     GET16BE(((CP_U8)(a)) + sizeof(short)))
+
+/*
+ * These macros simplify the code in respect to reading and writing the
+ * correct size data when dealing with endianness. "e" is TRUE if we are
+ * dealing with big-endian data, FALSE if we are dealing with little-endian.
+ */
+
+/* void WRITE(int endianness, void *address, unsigned value); */
+
+#define WRITE16(e,a,v) ((e) ? PUT16BE(&(a),v) : PUT16LE(&(a),v))
+#define WRITE32(e,a,v) ((e) ? PUT32BE(&(a),v) : PUT32LE(&(a),v))
+#define WRITE(e,a,v)   ((sizeof(v) == sizeof(char)) ? \
+                        PUT8(&(a),v) : ((sizeof(v) == sizeof(short)) ? \
+                                        WRITE16(e,a,v) : WRITE32(e,a,v)))
+
+/* unsigned READ(int endianness, void *address) */
+#define READ16(e,a) ((e) ? GET16BE(&(a)) : GET16LE(&(a)))
+#define READ32(e,a) ((e) ? GET32BE(&(a)) : GET32LE(&(a)))
+#define READ(e,a) ((sizeof(a) == sizeof(char)) ? \
+                   GET8((CP_U8)&(a)) : ((sizeof(a) == sizeof(short)) ? \
+                                       READ16(e,a) : READ32(e,a)))
+
+/* void PWRITE(int endianness, void *address, unsigned value); */
+#define PWRITE16(e,a,v) ((e) ? PUT16BE(a,v) : PUT16LE(a,v))
+#define PWRITE32(e,a,v) ((e) ? PUT32BE(a,v) : PUT32LE(a,v))
+#define PWRITE(e,a,v)   ((sizeof(v) == sizeof(char)) ? \
+                         PUT8(a,v) : ((sizeof(v) == sizeof(short)) ? \
+                                      PWRITE16(e,a,v) : PWRITE32(e,a,v)))
+
+/* unsigned PREAD(int endianness, void *address) */
+#define PREAD16(e,a) ((e) ? GET16BE(a) : GET16LE(a))
+#define PREAD32(e,a) ((e) ? GET32BE(a) : GET32LE(a))
+#define PREAD(e,a) ((sizeof(*(a)) == sizeof(char)) ? \
+                    GET8((CP_U8)a) : ((sizeof(*(a)) == sizeof(short)) ? \
+                                     PREAD16(e,a) : PREAD32(e,a)))
+
+#endif /* !defined(angel_endian_h) */
+
+/* EOF angel_endian.h */
diff --git a/gdb/testsuite/gdb.base/remote.c b/gdb/testsuite/gdb.base/remote.c
new file mode 100644
index 00000000000..b297e5e86d1
--- /dev/null
+++ b/gdb/testsuite/gdb.base/remote.c
@@ -0,0 +1,26 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+/************************************************************************** 
+ * TESTS :
+ *   -- downloading of a rather large executable
+ ***************************************************************************/ 
+
+
+/* A large array in .data.  If RLE compression becomes available during
+   downloads, this would have to become a bunch of real random data.  
+   Here's a quick way of generating such a bunch:
+
+yes | awk '{printf ("%4d,", rand()*1000);}' | fold -w80 -s | head -4096
+
+*/
+
+unsigned long random_data[65536] = { 1 };
+
+int
+main() 
+{
+  printf ("%lu\n", random_data [rand() % 
+			       (sizeof (random_data) /
+			        sizeof (random_data [0]))]);
+}
diff --git a/gdb/testsuite/gdb.base/remote.exp b/gdb/testsuite/gdb.base/remote.exp
new file mode 100644
index 00000000000..4c8b415452e
--- /dev/null
+++ b/gdb/testsuite/gdb.base/remote.exp
@@ -0,0 +1,83 @@
+#   Copyright (C) 1999 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+if $tracelevel then {
+    strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+
+# test only on a remote target board
+if {! [is_remote target]} {
+    return
+}
+
+
+set testfile "remote"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+
+
+proc gdb_load_timed {executable writesize} {
+    global test gdb_prompt
+    set test "timed download `[file tail $executable]' ($writesize)"
+
+    if {$writesize != ""} then {
+	send_gdb "set remotewritesize $writesize\n"
+	gdb_expect 5 {
+	    -re ".*$gdb_prompt $" { }
+	    timeout { fail "$test - setting remotewritesize" ; return }
+	}
+    }
+
+    set load_begin_time [clock clicks]
+    set result [gdb_load $executable]
+    set load_end_time [clock clicks]
+    if {$result < 0} then { fail "$test - loading executable"; return }
+    verbose "$test - time [expr ($load_end_time - $load_begin_time) / 1000] ms"
+    pass $test
+}
+
+
+
+# tests
+
+gdb_start
+
+set result [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}]
+if {$result != "" } then {
+    gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
+}
+
+gdb_load_timed $binfile {}
+gdb_load_timed $binfile 50
+gdb_load_timed $binfile 100
+gdb_load_timed $binfile 200
+gdb_load_timed $binfile 400
+
+# extra tests for capable targets
+if {[target_info gdb,big_rx_buffers] != ""} then {
+    gdb_load_timed $binfile 800
+    gdb_load_timed $binfile 8000
+    gdb_load_timed $binfile 80000
+}
+
+gdb_exit