Austin English : winedbg: Initial Sparc support.

Alexandre Julliard julliard at winehq.org
Thu Aug 26 11:42:03 CDT 2010


Module: wine
Branch: master
Commit: 06c9afbb553630c147cc40c0d98c87ef93464c19
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=06c9afbb553630c147cc40c0d98c87ef93464c19

Author: Austin English <austinenglish at gmail.com>
Date:   Wed Aug 25 15:15:46 2010 -0500

winedbg: Initial Sparc support.

---

 programs/winedbg/Makefile.in |    1 +
 programs/winedbg/be_sparc.c  |  158 ++++++++++++++++++++++++++++++++++++++++++
 programs/winedbg/gdbproxy.c  |   35 +++++++++
 programs/winedbg/winedbg.c   |    4 +
 4 files changed, 198 insertions(+), 0 deletions(-)

diff --git a/programs/winedbg/Makefile.in b/programs/winedbg/Makefile.in
index 6fad9d7..a4f40ae 100644
--- a/programs/winedbg/Makefile.in
+++ b/programs/winedbg/Makefile.in
@@ -13,6 +13,7 @@ C_SRCS = \
 	be_alpha.c \
 	be_i386.c \
 	be_ppc.c \
+	be_sparc.c \
 	be_x86_64.c \
 	break.c \
 	crashdlg.c \
diff --git a/programs/winedbg/be_sparc.c b/programs/winedbg/be_sparc.c
new file mode 100644
index 0000000..45ba44e
--- /dev/null
+++ b/programs/winedbg/be_sparc.c
@@ -0,0 +1,158 @@
+/*
+ * Debugger Sparc specific functions
+ *
+ * Copyright 2010 Austin English
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "debugger.h"
+
+#if defined(__sparc__)
+
+static unsigned be_sparc_get_addr(HANDLE hThread, const CONTEXT* ctx,
+                                 enum be_cpu_addr bca, ADDRESS64* addr)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static unsigned be_sparc_get_register_info(int regno, enum be_cpu_addr* kind)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static void be_sparc_single_step(CONTEXT* ctx, unsigned enable)
+{
+    dbg_printf("not done for Sparc\n");
+}
+
+static void be_sparc_print_context(HANDLE hThread, const CONTEXT* ctx, int all_regs)
+{
+    dbg_printf("not done for Sparc\n");
+}
+
+static void be_sparc_print_segment_info(HANDLE hThread, const CONTEXT* ctx)
+{
+    dbg_printf("not done for Sparc\n");
+}
+
+static struct dbg_internal_var be_sparc_ctx[] =
+{
+    {0, NULL, 0, dbg_itype_none}
+};
+
+static unsigned be_sparc_is_step_over_insn(const void* insn)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static unsigned be_sparc_is_function_return(const void* insn)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static unsigned be_sparc_is_break_insn(const void* insn)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static unsigned be_sparc_is_func_call(const void* insn, ADDRESS64* callee)
+{
+    return FALSE;
+}
+
+static void be_sparc_disasm_one_insn(ADDRESS64* addr, int display)
+{
+    dbg_printf("not done for Sparc\n");
+}
+
+static unsigned be_sparc_insert_Xpoint(HANDLE hProcess, const struct be_process_io* pio,
+                                       CONTEXT* ctx, enum be_xpoint_type type,
+                                       void* addr, unsigned long* val, unsigned size)
+{
+    dbg_printf("not done for Sparc\n");
+    return 0;
+}
+
+static unsigned be_sparc_remove_Xpoint(HANDLE hProcess, const struct be_process_io* pio,
+                                       CONTEXT* ctx, enum be_xpoint_type type,
+                                       void* addr, unsigned long val, unsigned size)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static unsigned be_sparc_is_watchpoint_set(const CONTEXT* ctx, unsigned idx)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static void be_sparc_clear_watchpoint(CONTEXT* ctx, unsigned idx)
+{
+    dbg_printf("not done for Sparc\n");
+}
+
+static int be_sparc_adjust_pc_for_break(CONTEXT* ctx, BOOL way)
+{
+    dbg_printf("not done for Sparc\n");
+    return 0;
+}
+
+static int be_sparc_fetch_integer(const struct dbg_lvalue* lvalue, unsigned size,
+                                  unsigned ext_sign, LONGLONG* ret)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+static int be_sparc_fetch_float(const struct dbg_lvalue* lvalue, unsigned size,
+                                long double* ret)
+{
+    dbg_printf("not done for Sparc\n");
+    return FALSE;
+}
+
+struct backend_cpu be_sparc =
+{
+    IMAGE_FILE_MACHINE_SPARC,
+    4,
+    be_cpu_linearize,
+    be_cpu_build_addr,
+    be_sparc_get_addr,
+    be_sparc_get_register_info,
+    be_sparc_single_step,
+    be_sparc_print_context,
+    be_sparc_print_segment_info,
+    be_sparc_ctx,
+    be_sparc_is_step_over_insn,
+    be_sparc_is_function_return,
+    be_sparc_is_break_insn,
+    be_sparc_is_func_call,
+    be_sparc_disasm_one_insn,
+    be_sparc_insert_Xpoint,
+    be_sparc_remove_Xpoint,
+    be_sparc_is_watchpoint_set,
+    be_sparc_clear_watchpoint,
+    be_sparc_adjust_pc_for_break,
+    be_sparc_fetch_integer,
+    be_sparc_fetch_float,
+};
+#endif
diff --git a/programs/winedbg/gdbproxy.c b/programs/winedbg/gdbproxy.c
index 3d8ccd5..885ff86 100644
--- a/programs/winedbg/gdbproxy.c
+++ b/programs/winedbg/gdbproxy.c
@@ -391,6 +391,41 @@ static size_t cpu_register_map[] = {
     FIELD_OFFSET(CONTEXT, SegFs),
     FIELD_OFFSET(CONTEXT, SegGs),
 };
+#elif defined(__sparc__)
+static size_t cpu_register_map[] = {
+    FIELD_OFFSET(CONTEXT, g0),
+    FIELD_OFFSET(CONTEXT, g1),
+    FIELD_OFFSET(CONTEXT, g2),
+    FIELD_OFFSET(CONTEXT, g3),
+    FIELD_OFFSET(CONTEXT, g4),
+    FIELD_OFFSET(CONTEXT, g5),
+    FIELD_OFFSET(CONTEXT, g6),
+    FIELD_OFFSET(CONTEXT, g7),
+    FIELD_OFFSET(CONTEXT, o0),
+    FIELD_OFFSET(CONTEXT, o1),
+    FIELD_OFFSET(CONTEXT, o2),
+    FIELD_OFFSET(CONTEXT, o3),
+    FIELD_OFFSET(CONTEXT, o4),
+    FIELD_OFFSET(CONTEXT, o5),
+    FIELD_OFFSET(CONTEXT, o6),
+    FIELD_OFFSET(CONTEXT, o7),
+    FIELD_OFFSET(CONTEXT, l0),
+    FIELD_OFFSET(CONTEXT, l1),
+    FIELD_OFFSET(CONTEXT, l2),
+    FIELD_OFFSET(CONTEXT, l3),
+    FIELD_OFFSET(CONTEXT, l4),
+    FIELD_OFFSET(CONTEXT, l5),
+    FIELD_OFFSET(CONTEXT, l6),
+    FIELD_OFFSET(CONTEXT, l7),
+    FIELD_OFFSET(CONTEXT, i0),
+    FIELD_OFFSET(CONTEXT, i1),
+    FIELD_OFFSET(CONTEXT, i2),
+    FIELD_OFFSET(CONTEXT, i3),
+    FIELD_OFFSET(CONTEXT, i4),
+    FIELD_OFFSET(CONTEXT, i5),
+    FIELD_OFFSET(CONTEXT, i6),
+    FIELD_OFFSET(CONTEXT, i7),
+};
 #else
 # error Define the registers map for your CPU
 #endif
diff --git a/programs/winedbg/winedbg.c b/programs/winedbg/winedbg.c
index 3e64506..aeef795 100644
--- a/programs/winedbg/winedbg.c
+++ b/programs/winedbg/winedbg.c
@@ -612,6 +612,8 @@ extern struct backend_cpu be_ppc;
 extern struct backend_cpu be_alpha;
 #elif defined(__x86_64__)
 extern struct backend_cpu be_x86_64;
+#elif defined(__sparc__)
+extern struct backend_cpu be_sparc;
 #else
 # error CPU unknown
 #endif
@@ -630,6 +632,8 @@ int main(int argc, char** argv)
     be_cpu = &be_alpha;
 #elif defined(__x86_64__)
     be_cpu = &be_x86_64;
+#elif defined(__sparc__)
+    be_cpu = &be_sparc;
 #else
 # error CPU unknown
 #endif




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