diff options
| -rw-r--r-- | gdb/ChangeLog | 28 | ||||
| -rw-r--r-- | gdb/config/rs6000/tm-rs6000.h | 9 | ||||
| -rw-r--r-- | gdb/rs6000-tdep.c | 19 |
3 files changed, 48 insertions, 8 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index e0390fb..47db053 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,31 @@ +Tue Jun 6 10:44:25 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + From Andrew Cagney <cagney@highland.com.au> + * rs6000-tdep.c (single_step): Handle both little and big endian + breakpoints. + (gdb_print_insn_powerpc): Deal with disassembling both little and + big endian PowerPC systems. + (_initialize_rs6000_tdep): Use gdb_print_insn_powerpc to handle + disassembly, rather that assuming big endian order. + + * config/rs6000/tm-rs6000.h (BREAKPOINT): Delete. + (BIG_BREAKPOINT): Define, big endian breakpoint instruction. + (LITTLE_BREAKPOINT): Define, little endian breakpoint instruction. + +Sat Jun 3 01:54:56 1995 Peter Schauer (pes@regent.e-technik.tu-muenchen.de) + + * README: Add note about Unixware 2.x. + + * dbxread.c (process_one_symbol): Check for exact symbol name + match when fixing up N_GSYM and N_STSYM symbols from Sun acc. + + * valprint.c (value_print_array_elements): Use + fprintf_filtered to put out `<repeats %u times>', + from schwab@issan.informatik.uni-dortmund.de (Andreas Schwab). + + * value.h (struct value): Change `repetitions' field from + `short' to `int' type. + start-sanitize-arc Fri Jun 2 11:17:23 1995 Doug Evans <dje@canuck.cygnus.com> diff --git a/gdb/config/rs6000/tm-rs6000.h b/gdb/config/rs6000/tm-rs6000.h index 5e63f82..c01e278 100644 --- a/gdb/config/rs6000/tm-rs6000.h +++ b/gdb/config/rs6000/tm-rs6000.h @@ -43,10 +43,6 @@ extern char *corefile; #endif extern int inferior_pid; -/* setpgrp() messes up controling terminal. The other version of it - requires libbsd.a. */ -#define setpgrp(XX,YY) setpgid (XX, YY) - /* We are missing register descriptions in the system header files. Sigh! */ struct regs { @@ -153,7 +149,8 @@ function_frame_info PARAMS ((CORE_ADDR, struct aix_framedata *)); /* Sequence of bytes for breakpoint instruction. */ -#define BREAKPOINT {0x7d, 0x82, 0x10, 0x08} +#define BIG_BREAKPOINT { 0x7d, 0x82, 0x10, 0x08 } +#define LITTLE_BREAKPOINT { 0x08, 0x10, 0x82, 0x7d } /* Amount PC must be decremented by after a breakpoint. This is often the number of bytes in BREAKPOINT @@ -405,7 +402,7 @@ CORE_ADDR rs6000_frame_chain PARAMS ((struct frame_info *)); /* We're in get_prev_frame_info */ \ /* and this is a special signal frame. */ \ /* (fi->pc will be some low address in the kernel, */ \ - /* to which the signal handler returns). */ + /* to which the signal handler returns). */ \ fi->signal_handler_caller = 1; /* If the kernel has to deliver a signal, it pushes a sigcontext diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index e6e31aa..89c3ddd 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -126,7 +126,9 @@ single_step (signal) { #define INSNLEN(OPCODE) 4 - static char breakp[] = BREAKPOINT; + static char le_breakp[] = LITTLE_BREAKPOINT; + static char be_breakp[] = BIG_BREAKPOINT; + char *breakp = TARGET_BYTE_ORDER == BIG_ENDIAN ? be_breakp : le_breakp; int ii, insn; CORE_ADDR loc; CORE_ADDR breaks[2]; @@ -1221,12 +1223,25 @@ find_toc_address (pc) return loadinfo[toc_entry].dataorg + loadinfo[toc_entry].toc_offset; } +#ifdef GDB_TARGET_POWERPC +int +gdb_print_insn_powerpc (memaddr, info) + bfd_vma memaddr; + disassemble_info *info; +{ + if (TARGET_BYTE_ORDER == BIG_ENDIAN) + return print_insn_big_powerpc (memaddr, info); + else + return print_insn_little_powerpc (memaddr, info); +} +#endif + void _initialize_rs6000_tdep () { /* FIXME, this should not be decided via ifdef. */ #ifdef GDB_TARGET_POWERPC - tm_print_insn = print_insn_big_powerpc; + tm_print_insn = gdb_print_insn_powerpc; #else tm_print_insn = print_insn_rs6000; #endif |