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* sim-memopt.c (memory_options): Mention that the memory-size switch accepts suffixes.

Browse source 
(parse_size): Handle a suffix on the size value.
* sim-options.c (standard_options): Mention that the mem-size switch accepts suffixes.
  (standard_option_handler): Handle a suffix on the size value.
This commit is contained in:
Nick Clifton 2007-08-10 14:26:33 +00:00
parent ec8cbbf6de
commit f40f1a01c5
3 changed files with 47 additions and 7 deletions
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9
sim/common/ChangeLog
View file

@ -1,3 +1,12 @@
2007-08-10 Nick Clifton <nickc@redhat.com>
* sim-memopt.c (memory_options): Mention that the
--memory-size switch accepts suffixes.
(parse_size): Handle a suffix on the size value.
* sim-options.c (standard_options): Mention that the mem-size
switch accepts suffixes.
(standard_option_handler): Handle a suffix on the size value.
2006-12-21 Hans-Peter Nilsson <hp@axis.com> 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
* acconfig.h: Remove. * acconfig.h: Remove.

25
sim/common/sim-memopt.c
View file

@ -90,8 +90,8 @@ static const OPTION memory_options[] =
memory_option_handler }, memory_option_handler },
{ {"memory-size", required_argument, NULL, OPTION_MEMORY_SIZE }, { {"memory-size", required_argument, NULL, OPTION_MEMORY_SIZE },
'\0', "SIZE", "Add memory at address zero", '\0', "<size>[in bytes, Kb (k suffix), Mb (m suffix) or Gb (g suffix)]",
memory_option_handler }, "Add memory at address zero", memory_option_handler },
{ {"memory-fill", required_argument, NULL, OPTION_MEMORY_FILL }, { {"memory-fill", required_argument, NULL, OPTION_MEMORY_FILL },
'\0', "VALUE", "Fill subsequently added memory regions", '\0', "VALUE", "Fill subsequently added memory regions",
@ -286,11 +286,28 @@ parse_size (char *chp,
address_word *nr_bytes, address_word *nr_bytes,
unsigned *modulo) unsigned *modulo)
{ {
/* <nr_bytes> [ "%" <modulo> ] */ /* <nr_bytes>[K|M|G] [ "%" <modulo> ] */
*nr_bytes = strtoul (chp, &chp, 0); *nr_bytes = strtoul (chp, &chp, 0);
if (*chp == '%') switch (*chp)
{ {
case '%':
*modulo = strtoul (chp + 1, &chp, 0); *modulo = strtoul (chp + 1, &chp, 0);
break;
case 'g': case 'G': /* Gigabyte suffix. */
*nr_bytes <<= 10;
/* Fall through. */
case 'm': case 'M': /* Megabyte suffix. */
*nr_bytes <<= 10;
/* Fall through. */
case 'k': case 'K': /* Kilobyte suffix. */
*nr_bytes <<= 10;
/* Check for a modulo specifier after the suffix. */
++ chp;
if (* chp == 'b' || * chp == 'B')
++ chp;
if (* chp == '%')
*modulo = strtoul (chp + 1, &chp, 0);
break;
} }
return chp; return chp;
} }

20
sim/common/sim-options.c
View file

@ -167,8 +167,8 @@ static const OPTION standard_options[] =
#ifdef SIM_HAVE_FLATMEM #ifdef SIM_HAVE_FLATMEM
{ {"mem-size", required_argument, NULL, OPTION_MEM_SIZE}, { {"mem-size", required_argument, NULL, OPTION_MEM_SIZE},
'm', "MEMORY SIZE", "Specify memory size", 'm', "<size>[in bytes, Kb (k suffix), Mb (m suffix) or Gb (g suffix)]",
standard_option_handler }, "Specify memory size", standard_option_handler },
#endif #endif
{ {"do-command", required_argument, NULL, OPTION_DO_COMMAND}, { {"do-command", required_argument, NULL, OPTION_DO_COMMAND},
@ -381,7 +381,21 @@ standard_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt,
#ifdef SIM_HAVE_FLATMEM #ifdef SIM_HAVE_FLATMEM
case OPTION_MEM_SIZE: case OPTION_MEM_SIZE:
{ {
unsigned long ul = strtol (arg, NULL, 0); char * endp;
unsigned long ul = strtol (arg, &endp, 0);
switch (* endp)
{
case 'k': case 'K': size <<= 10; break;
case 'm': case 'M': size <<= 20; break;
case 'g': case 'G': size <<= 30; break;
case ' ': case '\0': case '\t': break;
default:
if (ul > 0)
sim_io_eprintf (sd, "Ignoring strange character at end of memory size: %c\n", * endp);
break;
}
/* 16384: some minimal amount */ /* 16384: some minimal amount */
if (! isdigit (arg[0]) || ul < 16384) if (! isdigit (arg[0]) || ul < 16384)
{ {