diff options
Diffstat (limited to 'gas/read.c')
| -rw-r--r-- | gas/read.c | 15 |
1 files changed, 8 insertions, 7 deletions
@@ -1306,10 +1306,10 @@ read_a_source_file (char *name) } /* Convert O_constant expression EXP into the equivalent O_big representation. - Take the sign of the number from X_unsigned rather than X_add_number. */ + Take the sign of the number from SIGN rather than X_add_number. */ static void -convert_to_bignum (expressionS *exp) +convert_to_bignum (expressionS *exp, int sign) { valueT value; unsigned int i; @@ -1322,8 +1322,8 @@ convert_to_bignum (expressionS *exp) } /* Add a sequence of sign bits if the top bit of X_add_number is not the sign of the original value. */ - if ((exp->X_add_number < 0) != !exp->X_unsigned) - generic_bignum[i++] = exp->X_unsigned ? 0 : LITTLENUM_MASK; + if ((exp->X_add_number < 0) == !sign) + generic_bignum[i++] = sign ? LITTLENUM_MASK : 0; exp->X_op = O_big; exp->X_add_number = i; } @@ -4250,7 +4250,7 @@ emit_expr (expressionS *exp, unsigned int nbytes) if (op == O_constant && nbytes > sizeof (valueT)) { extra_digit = exp->X_unsigned ? 0 : -1; - convert_to_bignum (exp); + convert_to_bignum (exp, !exp->X_unsigned); op = O_big; } @@ -4544,6 +4544,7 @@ parse_bitfield_cons (exp, nbytes) exp->X_add_number = value; exp->X_op = O_constant; exp->X_unsigned = 1; + exp->X_extrabit = 0; } } @@ -5103,12 +5104,12 @@ emit_leb128_expr (expressionS *exp, int sign) } else if (op == O_constant && sign - && (exp->X_add_number < 0) != !exp->X_unsigned) + && (exp->X_add_number < 0) == !exp->X_extrabit) { /* We're outputting a signed leb128 and the sign of X_add_number doesn't reflect the sign of the original value. Convert EXP to a correctly-extended bignum instead. */ - convert_to_bignum (exp); + convert_to_bignum (exp, exp->X_extrabit); op = O_big; } |