diff options
Diffstat (limited to 'gdb/valprint.c')
-rw-r--r-- | gdb/valprint.c | 223 |
1 files changed, 32 insertions, 191 deletions
diff --git a/gdb/valprint.c b/gdb/valprint.c index 16c46b8..64216f8 100644 --- a/gdb/valprint.c +++ b/gdb/valprint.c @@ -209,202 +209,52 @@ val_print_type_code_int (struct type *type, char *valaddr, /* Print a number according to FORMAT which is one of d,u,x,o,b,h,w,g. The raison d'etre of this function is to consolidate printing of - LONG_LONG's into this one function. Some platforms have long longs but - don't have a printf() that supports "ll" in the format string. We handle - these by seeing if the number is representable as either a signed or - unsigned long, depending upon what format is desired, and if not we just - bail out and print the number in hex. - - The format chars b,h,w,g are from print_scalar_formatted(). If USE_LOCAL, - format it according to the current language (this should be used for most - integers which GDB prints, the exception is things like protocols where - the format of the integer is a protocol thing, not a user-visible thing). - */ - -#if defined (CC_HAS_LONG_LONG) && !defined (PRINTF_HAS_LONG_LONG) -static void print_decimal (struct ui_file * stream, char *sign, - int use_local, ULONGEST val_ulong); -static void -print_decimal (struct ui_file *stream, char *sign, int use_local, - ULONGEST val_ulong) -{ - unsigned long temp[3]; - int i = 0; - do - { - temp[i] = val_ulong % (1000 * 1000 * 1000); - val_ulong /= (1000 * 1000 * 1000); - i++; - } - while (val_ulong != 0 && i < (sizeof (temp) / sizeof (temp[0]))); - switch (i) - { - case 1: - fprintf_filtered (stream, "%s%lu", - sign, temp[0]); - break; - case 2: - fprintf_filtered (stream, "%s%lu%09lu", - sign, temp[1], temp[0]); - break; - case 3: - fprintf_filtered (stream, "%s%lu%09lu%09lu", - sign, temp[2], temp[1], temp[0]); - break; - default: - internal_error (__FILE__, __LINE__, "failed internal consistency check"); - } - return; -} -#endif + LONG_LONG's into this one function. The format chars b,h,w,g are + from print_scalar_formatted(). Numbers are printed using C + format. + + USE_C_FORMAT means to use C format in all cases. Without it, + 'o' and 'x' format do not include the standard C radix prefix + (leading 0 or 0x). + + Hilfinger/2004-09-09: USE_C_FORMAT was originally called USE_LOCAL + and was intended to request formating according to the current + language and would be used for most integers that GDB prints. The + exceptional cases were things like protocols where the format of + the integer is a protocol thing, not a user-visible thing). The + parameter remains to preserve the information of what things might + be printed with language-specific format, should we ever resurrect + that capability. */ void -print_longest (struct ui_file *stream, int format, int use_local, +print_longest (struct ui_file *stream, int format, int use_c_format, LONGEST val_long) { -#if defined (CC_HAS_LONG_LONG) && !defined (PRINTF_HAS_LONG_LONG) - if (sizeof (long) < sizeof (LONGEST)) - { - switch (format) - { - case 'd': - { - /* Print a signed value, that doesn't fit in a long */ - if ((long) val_long != val_long) - { - if (val_long < 0) - print_decimal (stream, "-", use_local, -val_long); - else - print_decimal (stream, "", use_local, val_long); - return; - } - break; - } - case 'u': - { - /* Print an unsigned value, that doesn't fit in a long */ - if ((unsigned long) val_long != (ULONGEST) val_long) - { - print_decimal (stream, "", use_local, val_long); - return; - } - break; - } - case 'x': - case 'o': - case 'b': - case 'h': - case 'w': - case 'g': - /* Print as unsigned value, must fit completely in unsigned long */ - { - unsigned long temp = val_long; - if (temp != val_long) - { - /* Urk, can't represent value in long so print in hex. - Do shift in two operations so that if sizeof (long) - == sizeof (LONGEST) we can avoid warnings from - picky compilers about shifts >= the size of the - shiftee in bits */ - unsigned long vbot = (unsigned long) val_long; - LONGEST temp = (val_long >> (sizeof (long) * HOST_CHAR_BIT - 1)); - unsigned long vtop = temp >> 1; - fprintf_filtered (stream, "0x%lx%08lx", vtop, vbot); - return; - } - break; - } - } - } -#endif - -#if defined (CC_HAS_LONG_LONG) && defined (PRINTF_HAS_LONG_LONG) + char *val; switch (format) { case 'd': - fprintf_filtered (stream, - use_local ? local_decimal_format_custom ("ll") - : "%lld", - (long long) val_long); - break; + val = int_string (val_long, 10, 1, 0, 1); break; case 'u': - fprintf_filtered (stream, "%llu", (long long) val_long); - break; + val = int_string (val_long, 10, 0, 0, 1); break; case 'x': - fprintf_filtered (stream, - use_local ? local_hex_format_custom ("ll") - : "%llx", - (unsigned long long) val_long); - break; - case 'o': - fprintf_filtered (stream, - use_local ? local_octal_format_custom ("ll") - : "%llo", - (unsigned long long) val_long); - break; + val = int_string (val_long, 16, 0, 0, use_c_format); break; case 'b': - fprintf_filtered (stream, local_hex_format_custom ("02ll"), val_long); - break; + val = int_string (val_long, 16, 0, 2, 1); break; case 'h': - fprintf_filtered (stream, local_hex_format_custom ("04ll"), val_long); - break; + val = int_string (val_long, 16, 0, 4, 1); break; case 'w': - fprintf_filtered (stream, local_hex_format_custom ("08ll"), val_long); - break; + val = int_string (val_long, 16, 0, 8, 1); break; case 'g': - fprintf_filtered (stream, local_hex_format_custom ("016ll"), val_long); - break; - default: - internal_error (__FILE__, __LINE__, "failed internal consistency check"); - } -#else /* !CC_HAS_LONG_LONG || !PRINTF_HAS_LONG_LONG */ - /* In the following it is important to coerce (val_long) to a long. It does - nothing if !LONG_LONG, but it will chop off the top half (which we know - we can ignore) if the host supports long longs. */ - - switch (format) - { - case 'd': - fprintf_filtered (stream, - use_local ? local_decimal_format_custom ("l") - : "%ld", - (long) val_long); - break; - case 'u': - fprintf_filtered (stream, "%lu", (unsigned long) val_long); - break; - case 'x': - fprintf_filtered (stream, - use_local ? local_hex_format_custom ("l") - : "%lx", - (unsigned long) val_long); + val = int_string (val_long, 16, 0, 16, 1); break; break; case 'o': - fprintf_filtered (stream, - use_local ? local_octal_format_custom ("l") - : "%lo", - (unsigned long) val_long); - break; - case 'b': - fprintf_filtered (stream, local_hex_format_custom ("02l"), - (unsigned long) val_long); - break; - case 'h': - fprintf_filtered (stream, local_hex_format_custom ("04l"), - (unsigned long) val_long); - break; - case 'w': - fprintf_filtered (stream, local_hex_format_custom ("08l"), - (unsigned long) val_long); - break; - case 'g': - fprintf_filtered (stream, local_hex_format_custom ("016l"), - (unsigned long) val_long); - break; + val = int_string (val_long, 8, 0, 0, use_c_format); break; default: internal_error (__FILE__, __LINE__, "failed internal consistency check"); - } -#endif /* CC_HAS_LONG_LONG || PRINTF_HAS_LONG_LONG */ + } + + fprintf_filtered (stream, val); } /* This used to be a macro, but I don't think it is called often enough @@ -449,9 +299,8 @@ print_floating (char *valaddr, struct type *type, struct ui_file *stream) if (floatformat_is_negative (fmt, valaddr)) fprintf_filtered (stream, "-"); fprintf_filtered (stream, "nan("); - fputs_filtered (local_hex_format_prefix (), stream); + fputs_filtered ("0x", stream); fputs_filtered (floatformat_mantissa (fmt, valaddr), stream); - fputs_filtered (local_hex_format_suffix (), stream); fprintf_filtered (stream, ")"); return; } @@ -512,7 +361,6 @@ print_binary_chars (struct ui_file *stream, unsigned char *valaddr, /* FIXME: We should be not printing leading zeroes in most cases. */ - fputs_filtered (local_binary_format_prefix (), stream); if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) { for (p = valaddr; @@ -550,7 +398,6 @@ print_binary_chars (struct ui_file *stream, unsigned char *valaddr, } } } - fputs_filtered (local_binary_format_suffix (), stream); } /* VALADDR points to an integer of LEN bytes. @@ -599,7 +446,7 @@ print_octal_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len) cycle = (len * BITS_IN_BYTES) % BITS_IN_OCTAL; carry = 0; - fputs_filtered (local_octal_format_prefix (), stream); + fputs_filtered ("0", stream); if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) { for (p = valaddr; @@ -698,7 +545,6 @@ print_octal_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len) } } - fputs_filtered (local_octal_format_suffix (), stream); } /* VALADDR points to an integer of LEN bytes. @@ -741,8 +587,6 @@ print_decimal_chars (struct ui_file *stream, unsigned char *valaddr, digits[i] = 0; } - fputs_filtered (local_decimal_format_prefix (), stream); - /* Ok, we have an unknown number of bytes of data to be printed in * decimal. * @@ -837,8 +681,6 @@ print_decimal_chars (struct ui_file *stream, unsigned char *valaddr, fprintf_filtered (stream, "%1d", digits[i]); } xfree (digits); - - fputs_filtered (local_decimal_format_suffix (), stream); } /* VALADDR points to an integer of LEN bytes. Print it in hex on stream. */ @@ -850,7 +692,7 @@ print_hex_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len) /* FIXME: We should be not printing leading zeroes in most cases. */ - fputs_filtered (local_hex_format_prefix (), stream); + fputs_filtered ("0x", stream); if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) { for (p = valaddr; @@ -869,7 +711,6 @@ print_hex_chars (struct ui_file *stream, unsigned char *valaddr, unsigned len) fprintf_filtered (stream, "%02x", *p); } } - fputs_filtered (local_hex_format_suffix (), stream); } /* VALADDR points to a char integer of LEN bytes. Print it out in appropriate language form on stream. |