From: Timothy Pearson tpearson@raptorengineering.com
Signed-off-by: André Hentschel nerv@dawncrow.de --- programs/winedbg/Makefile.in | 1 + programs/winedbg/be_ppc64.c | 303 ++++++++++++++++++++++++++++++++ programs/winedbg/tgt_active.c | 2 + programs/winedbg/tgt_minidump.c | 3 + programs/winedbg/winedbg.c | 4 + 5 files changed, 313 insertions(+) create mode 100644 programs/winedbg/be_ppc64.c
diff --git a/programs/winedbg/Makefile.in b/programs/winedbg/Makefile.in index ca60d566288..a809e9d955a 100644 --- a/programs/winedbg/Makefile.in +++ b/programs/winedbg/Makefile.in @@ -8,6 +8,7 @@ C_SRCS = \ be_arm.c \ be_arm64.c \ be_i386.c \ + be_ppc64.c \ be_x86_64.c \ break.c \ crashdlg.c \ diff --git a/programs/winedbg/be_ppc64.c b/programs/winedbg/be_ppc64.c new file mode 100644 index 00000000000..46d86b15bb7 --- /dev/null +++ b/programs/winedbg/be_ppc64.c @@ -0,0 +1,303 @@ +/* + * Debugger Power PC specific functions + * + * Copyright 2000-2003 Marcus Meissner + * 2004 Eric Pouech + * + * 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(__powerpc64__) + +static BOOL be_ppc_get_addr(HANDLE hThread, const dbg_ctx_t *ctx, + enum be_cpu_addr bca, ADDRESS64* addr) +{ + switch (bca) + { + case be_cpu_addr_pc: + return be_cpu_build_addr(hThread, ctx, addr, 0, ctx->ctx.Iar); + default: + case be_cpu_addr_stack: + case be_cpu_addr_frame: + dbg_printf("not done\n"); + } + return FALSE; +} + +static BOOL be_ppc_get_register_info(int regno, enum be_cpu_addr* kind) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static void be_ppc_single_step(dbg_ctx_t *ctx, BOOL enable) +{ +#ifndef MSR_SE +# define MSR_SE (1<<10) +#endif + if (enable) ctx->ctx.Msr |= MSR_SE; + else ctx->ctx.Msr &= ~MSR_SE; +} + +static void be_ppc_print_context(HANDLE hThread, const dbg_ctx_t *ctx, int all_regs) +{ + dbg_printf("Context printing for PPC not done yet\n"); +} + +static void be_ppc_print_segment_info(HANDLE hThread, const dbg_ctx_t *ctx) +{ +} + +static struct dbg_internal_var be_ppc_ctx[] = +{ + {0, NULL, 0, dbg_itype_none} +}; + +static BOOL be_ppc_is_step_over_insn(const void* insn) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static BOOL be_ppc_is_function_return(const void* insn) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static BOOL be_ppc_is_break_insn(const void* insn) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static BOOL be_ppc_is_func_call(const void* insn, ADDRESS64* callee) +{ + return FALSE; +} + +static BOOL be_ppc_is_jump(const void* insn, ADDRESS64* jumpee) +{ + return FALSE; +} + +static void be_ppc_disasm_one_insn(ADDRESS64* addr, int display) + +{ + dbg_printf("Disasm NIY\n"); +} + +static BOOL be_ppc_insert_Xpoint(HANDLE hProcess, const struct be_process_io* pio, + dbg_ctx_t *ctx, enum be_xpoint_type type, + void* addr, unsigned long* val, unsigned size) +{ + unsigned long xbp; + SIZE_T sz; + + switch (type) + { + case be_xpoint_break: + if (!size) return FALSE; + if (!pio->read(hProcess, addr, val, 4, &sz) || sz != 4) return FALSE; + xbp = 0x7d821008; /* 7d 82 10 08 ... in big endian */ + if (!pio->write(hProcess, addr, &xbp, 4, &sz) || sz != 4) return FALSE; + break; + default: + dbg_printf("Unknown/unsupported bp type %c\n", type); + return FALSE; + } + return TRUE; +} + +static BOOL be_ppc_remove_Xpoint(HANDLE hProcess, const struct be_process_io* pio, + dbg_ctx_t *ctx, enum be_xpoint_type type, + void* addr, unsigned long val, unsigned size) +{ + SIZE_T sz; + + switch (type) + { + case be_xpoint_break: + if (!size) return FALSE; + if (!pio->write(hProcess, addr, &val, 4, &sz) || sz == 4) return FALSE; + break; + default: + dbg_printf("Unknown/unsupported bp type %c\n", type); + return FALSE; + } + return TRUE; +} + +static BOOL be_ppc_is_watchpoint_set(const dbg_ctx_t *ctx, unsigned idx) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static void be_ppc_clear_watchpoint(dbg_ctx_t *ctx, unsigned idx) +{ + dbg_printf("not done\n"); +} + +static int be_ppc_adjust_pc_for_break(dbg_ctx_t *ctx, BOOL way) +{ + dbg_printf("not done\n"); + return 0; +} + +static BOOL be_ppc_fetch_integer(const struct dbg_lvalue* lvalue, unsigned size, + BOOL is_signed, LONGLONG* ret) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static BOOL be_ppc_fetch_float(const struct dbg_lvalue* lvalue, unsigned size, + long double* ret) +{ + dbg_printf("not done\n"); + return FALSE; +} + +static BOOL be_ppc_store_integer(const struct dbg_lvalue* lvalue, unsigned size, + BOOL is_signed, LONGLONG val) +{ + dbg_printf("be_ppc_store_integer: not done\n"); + return FALSE; +} + +static BOOL be_ppc_get_context(HANDLE thread, dbg_ctx_t *ctx) +{ + ctx->ctx.ContextFlags = CONTEXT_ALL; + return GetThreadContext(thread, &ctx->ctx); +} + +static BOOL be_ppc_set_context(HANDLE thread, const dbg_ctx_t *ctx) +{ + return SetThreadContext(thread, &ctx->ctx); +} + +#define REG(r,gs) {FIELD_OFFSET(CONTEXT, r), sizeof(((CONTEXT*)NULL)->r), gs} + +static struct gdb_register be_ppc_gdb_register_map[] = { + REG(Gpr0, 4), + REG(Gpr1, 4), + REG(Gpr2, 4), + REG(Gpr3, 4), + REG(Gpr4, 4), + REG(Gpr5, 4), + REG(Gpr6, 4), + REG(Gpr7, 4), + REG(Gpr8, 4), + REG(Gpr9, 4), + REG(Gpr10, 4), + REG(Gpr11, 4), + REG(Gpr12, 4), + REG(Gpr13, 4), + REG(Gpr14, 4), + REG(Gpr15, 4), + REG(Gpr16, 4), + REG(Gpr17, 4), + REG(Gpr18, 4), + REG(Gpr19, 4), + REG(Gpr20, 4), + REG(Gpr21, 4), + REG(Gpr22, 4), + REG(Gpr23, 4), + REG(Gpr24, 4), + REG(Gpr25, 4), + REG(Gpr26, 4), + REG(Gpr27, 4), + REG(Gpr28, 4), + REG(Gpr29, 4), + REG(Gpr30, 4), + REG(Gpr31, 4), + REG(Fpr0, 4), + REG(Fpr1, 4), + REG(Fpr2, 4), + REG(Fpr3, 4), + REG(Fpr4, 4), + REG(Fpr5, 4), + REG(Fpr6, 4), + REG(Fpr7, 4), + REG(Fpr8, 4), + REG(Fpr9, 4), + REG(Fpr10, 4), + REG(Fpr11, 4), + REG(Fpr12, 4), + REG(Fpr13, 4), + REG(Fpr14, 4), + REG(Fpr15, 4), + REG(Fpr16, 4), + REG(Fpr17, 4), + REG(Fpr18, 4), + REG(Fpr19, 4), + REG(Fpr20, 4), + REG(Fpr21, 4), + REG(Fpr22, 4), + REG(Fpr23, 4), + REG(Fpr24, 4), + REG(Fpr25, 4), + REG(Fpr26, 4), + REG(Fpr27, 4), + REG(Fpr28, 4), + REG(Fpr29, 4), + REG(Fpr30, 4), + REG(Fpr31, 4), + + REG(Iar, 4), + REG(Msr, 4), + REG(Cr, 4), + REG(Lr, 4), + REG(Ctr, 4), + REG(Xer, 4), + /* FIXME: MQ is missing? FIELD_OFFSET(CONTEXT, Mq), */ + /* see gdb/nlm/ppc.c */ +}; + +struct backend_cpu be_ppc64 = +{ + IMAGE_FILE_MACHINE_POWERPC64, + 8, + be_cpu_linearize, + be_cpu_build_addr, + be_ppc_get_addr, + be_ppc_get_register_info, + be_ppc_single_step, + be_ppc_print_context, + be_ppc_print_segment_info, + be_ppc_ctx, + be_ppc_is_step_over_insn, + be_ppc_is_function_return, + be_ppc_is_break_insn, + be_ppc_is_func_call, + be_ppc_is_jump, + be_ppc_disasm_one_insn, + be_ppc_insert_Xpoint, + be_ppc_remove_Xpoint, + be_ppc_is_watchpoint_set, + be_ppc_clear_watchpoint, + be_ppc_adjust_pc_for_break, + be_ppc_fetch_integer, + be_ppc_fetch_float, + be_ppc_store_integer, + be_ppc_get_context, + be_ppc_set_context, + be_ppc_gdb_register_map, + ARRAY_SIZE(be_ppc_gdb_register_map), +}; +#endif diff --git a/programs/winedbg/tgt_active.c b/programs/winedbg/tgt_active.c index d4e2d7d6347..0e74aae2c2c 100644 --- a/programs/winedbg/tgt_active.c +++ b/programs/winedbg/tgt_active.c @@ -756,6 +756,8 @@ static void output_system_info(void) static const char platform[] = "i386"; #elif defined(__x86_64__) static const char platform[] = "x86_64"; +#elif defined(__powerpc64__) + static const char platform[] = "powerpc64"; #elif defined(__arm__) static const char platform[] = "arm"; #elif defined(__aarch64__) diff --git a/programs/winedbg/tgt_minidump.c b/programs/winedbg/tgt_minidump.c index 95af7a601e5..295e3e2b4d4 100644 --- a/programs/winedbg/tgt_minidump.c +++ b/programs/winedbg/tgt_minidump.c @@ -291,6 +291,9 @@ static enum dbg_start minidump_do_reload(struct tgt_process_minidump_data* data) case PROCESSOR_ARCHITECTURE_PPC: str = "PowerPC"; break; + case PROCESSOR_ARCHITECTURE_PPC64: + str = "PowerPC 64"; + break; case PROCESSOR_ARCHITECTURE_AMD64: str = "X86_64"; break; diff --git a/programs/winedbg/winedbg.c b/programs/winedbg/winedbg.c index abad9ef9984..d840b830afa 100644 --- a/programs/winedbg/winedbg.c +++ b/programs/winedbg/winedbg.c @@ -281,6 +281,8 @@ struct dbg_process* dbg_get_process_h(HANDLE h)
#ifdef __i386__ extern struct backend_cpu be_i386; +#elif defined(__powerpc64__) +extern struct backend_cpu be_ppc64; #elif defined(__x86_64__) extern struct backend_cpu be_i386; extern struct backend_cpu be_x86_64; @@ -328,6 +330,8 @@ struct dbg_process* dbg_add_process(const struct be_process_io* pio, DWORD pid,
#ifdef __i386__ p->be_cpu = &be_i386; +#elif defined(__powerpc64__) + p->be_cpu = &be_ppc64; #elif defined(__x86_64__) p->be_cpu = wow64 ? &be_i386 : &be_x86_64; #elif defined(__arm__) && !defined(__ARMEB__)