29 #include "dpd/decimal128.h"
30 #include "dpd/decimal64.h"
31 #include "dpd/decimal32.h"
43 #define OPPOSITE_BYTE_ORDER BFD_ENDIAN_LITTLE
45 #define OPPOSITE_BYTE_ORDER BFD_ENDIAN_BIG
49 for (i = 0; i <
len; i++)
50 to[i] = from[len - i - 1];
52 for (i = 0; i <
len; i++)
66 decContextDefault (ctx, DEC_INIT_DECIMAL32);
69 decContextDefault (ctx, DEC_INIT_DECIMAL64);
72 decContextDefault (ctx, DEC_INIT_DECIMAL128);
88 if (ctx->status & DEC_IEEE_854_Invalid_operation)
91 ctx->status &= DEC_IEEE_854_Invalid_operation;
92 error (
_(
"Cannot perform operation: %s"),
93 decContextStatusToString (ctx));
109 decimal32FromNumber ((decimal32 *) to, from, &set);
112 decimal64FromNumber ((decimal64 *) to, from, &set);
115 decimal128FromNumber ((decimal128 *) to, from, &set);
128 decimal32ToNumber ((decimal32 *) from, to);
131 decimal64ToNumber ((decimal64 *) from, to);
134 decimal128ToNumber ((decimal128 *) from, to);
137 error (
_(
"Unknown decimal floating point type."));
147 enum bfd_endian byte_order,
char *s)
156 decimal32ToString ((decimal32 *) dec, s);
159 decimal64ToString ((decimal64 *) dec, s);
162 decimal128ToString ((decimal128 *) dec, s);
165 error (
_(
"Unknown decimal floating point type."));
185 decimal32FromString ((decimal32 *) dec,
string, &set);
188 decimal64FromString ((decimal64 *) dec,
string, &set);
191 decimal128FromString ((decimal128 *) dec,
string, &set);
194 error (
_(
"Unknown decimal floating point type."));
221 error (
_(
"Conversion of large integer to a "
222 "decimal floating type is not supported."));
227 decNumberFromUInt32 (&number, (
unsigned int) l);
229 decNumberFromInt32 (&number, (
int) l);
262 return strtod (buffer, NULL);
270 const gdb_byte *x,
int len_x,
enum bfd_endian byte_order_x,
271 const gdb_byte *y,
int len_y,
enum bfd_endian byte_order_y,
273 enum bfd_endian byte_order_result)
276 decNumber number1, number2, number3;
277 gdb_byte dec1[16], dec2[16], dec3[16];
290 decNumberAdd (&number3, &number1, &number2, &set);
293 decNumberSubtract (&number3, &number1, &number2, &set);
296 decNumberMultiply (&number3, &number1, &number2, &set);
299 decNumberDivide (&number3, &number1, &number2, &set);
302 decNumberPower (&number3, &number1, &number2, &set);
306 _(
"Unknown decimal floating point operation."));
328 return decNumberIsZero (&number);
336 const gdb_byte *y,
int len_y,
enum bfd_endian byte_order_y)
338 decNumber number1, number2, result;
350 len_result = len_x > len_y ? len_x : len_y;
353 decNumberCompare (&result, &number1, &number2, &set);
358 if (decNumberIsNaN (&result))
359 error (
_(
"Comparison with an invalid number (NaN)."));
360 else if (decNumberIsZero (&result))
362 else if (decNumberIsNegative (&result))
372 enum bfd_endian byte_order_from,
gdb_byte *
to,
int len_to,
373 enum bfd_endian byte_order_to)
int decimal_from_string(gdb_byte *decbytes, int len, enum bfd_endian byte_order, const char *string)
LONGEST value_as_long(struct value *val)
void decimal_convert(const gdb_byte *from, int len_from, enum bfd_endian byte_order_from, gdb_byte *to, int len_to, enum bfd_endian byte_order_to)
static void match_endianness(const gdb_byte *from, int len, enum bfd_endian byte_order, gdb_byte *to)
void internal_error(const char *file, int line, const char *fmt,...)
#define MAX_DECIMAL_STRING
void decimal_to_string(const gdb_byte *decbytes, int len, enum bfd_endian byte_order, char *s)
static void decimal_to_number(const gdb_byte *from, int len, decNumber *to)
void decimal_from_floating(struct value *from, gdb_byte *to, int len, enum bfd_endian byte_order)
struct type * check_typedef(struct type *type)
DOUBLEST decimal_to_doublest(const gdb_byte *from, int len, enum bfd_endian byte_order)
void decimal_binop(enum exp_opcode op, const gdb_byte *x, int len_x, enum bfd_endian byte_order_x, const gdb_byte *y, int len_y, enum bfd_endian byte_order_y, gdb_byte *result, int len_result, enum bfd_endian byte_order_result)
static void set_decnumber_context(decContext *ctx, int len)
#define OPPOSITE_BYTE_ORDER
int decimal_is_zero(const gdb_byte *x, int len, enum bfd_endian byte_order)
char * xstrprintf(const char *format,...)
#define DOUBLEST_PRINT_FORMAT
int decimal_compare(const gdb_byte *x, int len_x, enum bfd_endian byte_order_x, const gdb_byte *y, int len_y, enum bfd_endian byte_order_y)
void decimal_from_integral(struct value *from, gdb_byte *to, int len, enum bfd_endian byte_order)
static void decimal_check_errors(decContext *ctx)
struct type * value_type(const struct value *value)
#define TYPE_LENGTH(thistype)
void error(const char *fmt,...)
DOUBLEST value_as_double(struct value *val)
static void decimal_from_number(const decNumber *from, gdb_byte *to, int len)
const ULONGEST const LONGEST len