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Convert to ISO C90 formatting

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This commit is contained in:
Nick Clifton 2005-03-23 11:18:14 +00:00
parent fa0c505602
commit 4d5f9b2a9c
5 changed files with 1735 additions and 1889 deletions
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7
gas/ChangeLog
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@ -1,3 +1,10 @@
2005-03-23 Nick Clifton <nickc@redhat.com>
* config/tc-tic30.c: Convert to ISO C90 formatting.
* config/tc-tic30.h: Convert to ISO C90 formatting.
* config/tc-pdp11.c: Convert to ISO C90 formatting.
* config/atof-vax.c: Convert to ISO C90 formatting.
2005-03-21 Maciej W. Rozycki <macro@mips.com>
* config/tc-mips.c (mips_frob_file): Sort BFD_RELOC_MIPS16_LO16

338
gas/config/atof-vax.c
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@ -1,5 +1,5 @@
/* atof_vax.c - turn a Flonum into a VAX floating point number
Copyright 1987, 1992, 1993, 1995, 1997, 1999, 2000
Copyright 1987, 1992, 1993, 1995, 1997, 1999, 2000, 2005
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
@ -21,37 +21,28 @@
#include "as.h"
static int atof_vax_sizeof PARAMS ((int));
static int next_bits PARAMS ((int));
static void make_invalid_floating_point_number PARAMS ((LITTLENUM_TYPE *));
static int what_kind_of_float PARAMS ((int, int *, long *));
static char *atof_vax PARAMS ((char *, int, LITTLENUM_TYPE *));
/* Precision in LittleNums. */
#define MAX_PRECISION (8)
#define H_PRECISION (8)
#define G_PRECISION (4)
#define D_PRECISION (4)
#define F_PRECISION (2)
#define MAX_PRECISION 8
#define H_PRECISION 8
#define G_PRECISION 4
#define D_PRECISION 4
#define F_PRECISION 2
/* Length in LittleNums of guard bits. */
#define GUARD (2)
#define GUARD 2
int flonum_gen2vax PARAMS ((int format_letter, FLONUM_TYPE * f,
LITTLENUM_TYPE * words));
int flonum_gen2vax (int, FLONUM_TYPE *, LITTLENUM_TYPE *);
/* Number of chars in flonum type 'letter'. */
static int
atof_vax_sizeof (letter)
int letter;
atof_vax_sizeof (int letter)
{
int return_value;
/*
* Permitting uppercase letters is probably a bad idea.
* Please use only lower-cased letters in case the upper-cased
* ones become unsupported!
*/
/* Permitting uppercase letters is probably a bad idea.
Please use only lower-cased letters in case the upper-cased
ones become unsupported! */
switch (letter)
{
case 'f':
@ -75,8 +66,9 @@ atof_vax_sizeof (letter)
return_value = 0;
break;
}
return (return_value);
} /* atof_vax_sizeof */
return return_value;
}
static const long mask[] =
{
@ -116,14 +108,13 @@ static const long mask[] =
};
/* Shared between flonum_gen2vax and next_bits */
/* Shared between flonum_gen2vax and next_bits. */
static int bits_left_in_littlenum;
static LITTLENUM_TYPE *littlenum_pointer;
static LITTLENUM_TYPE *littlenum_end;
static int
next_bits (number_of_bits)
int number_of_bits;
next_bits (int number_of_bits)
{
int return_value;
@ -144,23 +135,22 @@ next_bits (number_of_bits)
bits_left_in_littlenum -= number_of_bits;
return_value = mask[number_of_bits] & ((*littlenum_pointer) >> bits_left_in_littlenum);
}
return (return_value);
return return_value;
}
static void
make_invalid_floating_point_number (words)
LITTLENUM_TYPE *words;
make_invalid_floating_point_number (LITTLENUM_TYPE *words)
{
*words = 0x8000; /* Floating Reserved Operand Code */
*words = 0x8000; /* Floating Reserved Operand Code. */
}
static int /* 0 means letter is OK. */
what_kind_of_float (letter, precisionP, exponent_bitsP)
int letter; /* In: lowercase please. What kind of float? */
int *precisionP; /* Number of 16-bit words in the float. */
long *exponent_bitsP; /* Number of exponent bits. */
what_kind_of_float (int letter, /* In: lowercase please. What kind of float? */
int *precisionP, /* Number of 16-bit words in the float. */
long *exponent_bitsP) /* Number of exponent bits. */
{
int retval; /* 0: OK. */
int retval;
retval = 0;
switch (letter)
@ -189,29 +179,24 @@ what_kind_of_float (letter, precisionP, exponent_bitsP)
retval = 69;
break;
}
return (retval);
return retval;
}
/***********************************************************************\
* *
* Warning: this returns 16-bit LITTLENUMs, because that is *
* what the VAX thinks in. It is up to the caller to figure *
* out any alignment problems and to conspire for the bytes/word *
* to be emitted in the right order. Bigendians beware! *
* *
\***********************************************************************/
/* Warning: this returns 16-bit LITTLENUMs, because that is
what the VAX thinks in. It is up to the caller to figure
out any alignment problems and to conspire for the bytes/word
to be emitted in the right order. Bigendians beware! */
static char * /* Return pointer past text consumed. */
atof_vax (str, what_kind, words)
char *str; /* Text to convert to binary. */
int what_kind; /* 'd', 'f', 'g', 'h' */
LITTLENUM_TYPE *words; /* Build the binary here. */
static char *
atof_vax (char *str, /* Text to convert to binary. */
int what_kind, /* 'd', 'f', 'g', 'h' */
LITTLENUM_TYPE *words) /* Build the binary here. */
{
FLONUM_TYPE f;
LITTLENUM_TYPE bits[MAX_PRECISION + MAX_PRECISION + GUARD];
/* Extra bits for zeroed low-order bits. */
/* The 1st MAX_PRECISION are zeroed, */
/* the last contain flonum bits. */
/* Extra bits for zeroed low-order bits.
The 1st MAX_PRECISION are zeroed,
the last contain flonum bits. */
char *return_value;
int precision; /* Number of 16-bit words in the format. */
long exponent_bits;
@ -225,7 +210,7 @@ atof_vax (str, what_kind, words)
if (what_kind_of_float (what_kind, &precision, &exponent_bits))
{
return_value = NULL; /* We lost. */
return_value = NULL;
make_invalid_floating_point_number (words);
}
@ -233,37 +218,30 @@ atof_vax (str, what_kind, words)
{
memset (bits, '\0', sizeof (LITTLENUM_TYPE) * MAX_PRECISION);
/* Use more LittleNums than seems */
/* necessary: the highest flonum may have */
/* 15 leading 0 bits, so could be useless. */
/* Use more LittleNums than seems
necessary: the highest flonum may have
15 leading 0 bits, so could be useless. */
f.high = f.low + precision - 1 + GUARD;
if (atof_generic (&return_value, ".", "eE", &f))
{
make_invalid_floating_point_number (words);
return_value = NULL; /* we lost */
}
else
{
if (flonum_gen2vax (what_kind, &f, words))
{
return_value = NULL;
}
return_value = NULL;
}
else if (flonum_gen2vax (what_kind, &f, words))
return_value = NULL;
}
return (return_value);
} /* atof_vax() */
/*
* In: a flonum, a vax floating point format.
* Out: a vax floating-point bit pattern.
*/
int /* 0: OK. */
flonum_gen2vax (format_letter, f, words)
int format_letter; /* One of 'd' 'f' 'g' 'h'. */
FLONUM_TYPE *f;
LITTLENUM_TYPE *words; /* Deliver answer here. */
return return_value;
}
/* In: a flonum, a vax floating point format.
Out: a vax floating-point bit pattern. */
int
flonum_gen2vax (int format_letter, /* One of 'd' 'f' 'g' 'h'. */
FLONUM_TYPE *f,
LITTLENUM_TYPE *words) /* Deliver answer here. */
{
LITTLENUM_TYPE *lp;
int precision;
@ -273,16 +251,14 @@ flonum_gen2vax (format_letter, f, words)
return_value = what_kind_of_float (format_letter, &precision, &exponent_bits);
if (return_value != 0)
{
make_invalid_floating_point_number (words);
}
make_invalid_floating_point_number (words);
else
{
if (f->low > f->leader)
{
/* 0.0e0 seen. */
memset (words, '\0', sizeof (LITTLENUM_TYPE) * precision);
}
/* 0.0e0 seen. */
memset (words, '\0', sizeof (LITTLENUM_TYPE) * precision);
else
{
long exponent_1;
@ -292,49 +268,31 @@ flonum_gen2vax (format_letter, f, words)
int exponent_skippage;
LITTLENUM_TYPE word1;
/* JF: Deal with new Nan, +Inf and -Inf codes */
/* JF: Deal with new Nan, +Inf and -Inf codes. */
if (f->sign != '-' && f->sign != '+')
{
make_invalid_floating_point_number (words);
return return_value;
}
/*
* All vaxen floating_point formats (so far) have:
* Bit 15 is sign bit.
* Bits 14:n are excess-whatever exponent.
* Bits n-1:0 (if any) are most significant bits of fraction.
* Bits 15:0 of the next word are the next most significant bits.
* And so on for each other word.
*
* All this to be compatible with a KF11?? (Which is still faster
* than lots of vaxen I can think of, but it also has higher
* maintenance costs ... sigh).
*
* So we need: number of bits of exponent, number of bits of
* mantissa.
*/
#ifdef NEVER /******* This zeroing seems redundant - Dean 3may86 **********/
/*
* No matter how few bits we got back from the atof()
* routine, add enough zero littlenums so the rest of the
* code won't run out of "significant" bits in the mantissa.
*/
{
LITTLENUM_TYPE *ltp;
for (ltp = f->leader + 1;
ltp <= f->low + precision;
ltp++)
{
*ltp = 0;
}
}
#endif
/* All vaxen floating_point formats (so far) have:
Bit 15 is sign bit.
Bits 14:n are excess-whatever exponent.
Bits n-1:0 (if any) are most significant bits of fraction.
Bits 15:0 of the next word are the next most significant bits.
And so on for each other word.
All this to be compatible with a KF11?? (Which is still faster
than lots of vaxen I can think of, but it also has higher
maintenance costs ... sigh).
So we need: number of bits of exponent, number of bits of
mantissa. */
bits_left_in_littlenum = LITTLENUM_NUMBER_OF_BITS;
littlenum_pointer = f->leader;
littlenum_end = f->low;
/* Seek (and forget) 1st significant bit */
/* Seek (and forget) 1st significant bit. */
for (exponent_skippage = 0;
!next_bits (1);
exponent_skippage++);;
@ -350,24 +308,19 @@ flonum_gen2vax (format_letter, f, words)
if (exponent_4 & ~mask[exponent_bits])
{
/*
* Exponent overflow. Lose immediately.
*/
/* Exponent overflow. Lose immediately. */
make_invalid_floating_point_number (words);
/*
* We leave return_value alone: admit we read the
* number, but return a floating exception
* because we can't encode the number.
*/
/* We leave return_value alone: admit we read the
number, but return a floating exception
because we can't encode the number. */
}
else
{
lp = words;
/* Word 1. Sign, exponent and perhaps high bits. */
/* Assume 2's complement integers. */
/* Word 1. Sign, exponent and perhaps high bits.
Assume 2's complement integers. */
word1 = (((exponent_4 & mask[exponent_bits]) << (15 - exponent_bits))
| ((f->sign == '+') ? 0 : 0x8000)
| next_bits (15 - exponent_bits));
@ -375,32 +328,26 @@ flonum_gen2vax (format_letter, f, words)
/* The rest of the words are just mantissa bits. */
for (; lp < words + precision; lp++)
{
*lp = next_bits (LITTLENUM_NUMBER_OF_BITS);
}
*lp = next_bits (LITTLENUM_NUMBER_OF_BITS);
if (next_bits (1))
{
/*
* Since the NEXT bit is a 1, round UP the mantissa.
* The cunning design of these hidden-1 floats permits
* us to let the mantissa overflow into the exponent, and
* it 'does the right thing'. However, we lose if the
* highest-order bit of the lowest-order word flips.
* Is that clear?
*/
/* Since the NEXT bit is a 1, round UP the mantissa.
The cunning design of these hidden-1 floats permits
us to let the mantissa overflow into the exponent, and
it 'does the right thing'. However, we lose if the
highest-order bit of the lowest-order word flips.
Is that clear? */
unsigned long carry;
/*
#if (sizeof(carry)) < ((sizeof(bits[0]) * BITS_PER_CHAR) + 2)
Please allow at least 1 more bit in carry than is in a LITTLENUM.
We need that extra bit to hold a carry during a LITTLENUM carry
propagation. Another extra bit (kept 0) will assure us that we
don't get a sticky sign bit after shifting right, and that
permits us to propagate the carry without any masking of bits.
#endif
*/
#if (sizeof(carry)) < ((sizeof(bits[0]) * BITS_PER_CHAR) + 2)
Please allow at least 1 more bit in carry than is in a LITTLENUM.
We need that extra bit to hold a carry during a LITTLENUM carry
propagation. Another extra bit (kept 0) will assure us that we
don't get a sticky sign bit after shifting right, and that
permits us to propagate the carry without any masking of bits.
#endif */
for (carry = 1, lp--;
carry && (lp >= words);
lp--)
@ -413,68 +360,61 @@ flonum_gen2vax (format_letter, f, words)
if ((word1 ^ *words) & (1 << (LITTLENUM_NUMBER_OF_BITS - 1)))
{
make_invalid_floating_point_number (words);
/*
* We leave return_value alone: admit we read the
* number, but return a floating exception
* because we can't encode the number.
*/
/* We leave return_value alone: admit we read the
number, but return a floating exception
because we can't encode the number. */
}
} /* if (we needed to round up) */
} /* if (exponent overflow) */
} /* if (0.0e0) */
} /* if (float_type was OK) */
return (return_value);
} /* flonum_gen2vax() */
}
}
}
}
return return_value;
}
/* JF this used to be in vax.c but this looks like a better place for it */
/* JF this used to be in vax.c but this looks like a better place for it. */
/*
* md_atof()
*
* In: input_line_pointer->the 1st character of a floating-point
* number.
* 1 letter denoting the type of statement that wants a
* binary floating point number returned.
* Address of where to build floating point literal.
* Assumed to be 'big enough'.
* Address of where to return size of literal (in chars).
*
* Out: Input_line_pointer->of next char after floating number.
* Error message, or 0.
* Floating point literal.
* Number of chars we used for the literal.
*/
/* In: input_line_pointer->the 1st character of a floating-point
number.
1 letter denoting the type of statement that wants a
binary floating point number returned.
Address of where to build floating point literal.
Assumed to be 'big enough'.
Address of where to return size of literal (in chars).
Out: Input_line_pointer->of next char after floating number.
Error message, or 0.
Floating point literal.
Number of chars we used for the literal. */
#define MAXIMUM_NUMBER_OF_LITTLENUMS (8) /* For .hfloats. */
#define MAXIMUM_NUMBER_OF_LITTLENUMS 8 /* For .hfloats. */
char *
md_atof (what_statement_type, literalP, sizeP)
int what_statement_type;
char *literalP;
int *sizeP;
md_atof (int what_statement_type,
char *literalP,
int *sizeP)
{
LITTLENUM_TYPE words[MAXIMUM_NUMBER_OF_LITTLENUMS];
register char kind_of_float;
register int number_of_chars;
register LITTLENUM_TYPE *littlenumP;
char kind_of_float;
int number_of_chars;
LITTLENUM_TYPE *littlenumP;
switch (what_statement_type)
{
case 'F': /* .float */
case 'f': /* .ffloat */
case 'F':
case 'f':
kind_of_float = 'f';
break;
case 'D': /* .double */
case 'd': /* .dfloat */
case 'D':
case 'd':
kind_of_float = 'd';
break;
case 'g': /* .gfloat */
case 'g':
kind_of_float = 'g';
break;
case 'h': /* .hfloat */
case 'h':
kind_of_float = 'h';
break;
@ -485,17 +425,15 @@ md_atof (what_statement_type, literalP, sizeP)
if (kind_of_float)
{
register LITTLENUM_TYPE *limit;
LITTLENUM_TYPE *limit;
input_line_pointer = atof_vax (input_line_pointer,
kind_of_float,
words);
/*
* The atof_vax() builds up 16-bit numbers.
* Since the assembler may not be running on
* a little-endian machine, be very careful about
* converting words to chars.
*/
/* The atof_vax() builds up 16-bit numbers.
Since the assembler may not be running on
a little-endian machine, be very careful about
converting words to chars. */
number_of_chars = atof_vax_sizeof (kind_of_float);
know (number_of_chars <= MAXIMUM_NUMBER_OF_LITTLENUMS * sizeof (LITTLENUM_TYPE));
limit = words + (number_of_chars / sizeof (LITTLENUM_TYPE));
@ -506,12 +444,8 @@ md_atof (what_statement_type, literalP, sizeP)
};
}
else
{
number_of_chars = 0;
};
number_of_chars = 0;
*sizeP = number_of_chars;
return kind_of_float ? NULL : _("Bad call to md_atof()");
}
/* end of atof-vax.c */

786
gas/config/tc-pdp11.c
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2471
gas/config/tc-tic30.c
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22
gas/config/tc-tic30.h
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@ -1,5 +1,5 @@
/* tc-tic30.h -- Header file for tc-tic30.c
Copyright 1998, 2000, 2002 Free Software Foundation, Inc.
Copyright 1998, 2000, 2002, 2005 Free Software Foundation, Inc.
Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
This file is part of GAS, the GNU Assembler.
@ -30,27 +30,23 @@
#define TARGET_ARCH bfd_arch_tic30
#define TARGET_BYTES_BIG_ENDIAN 1
#define WORKING_DOT_WORD
char *output_invalid PARAMS ((int c));
#define END_OF_INSN '\0'
#define MAX_OPERANDS 6
#define DIRECT_REFERENCE '@'
#define INDIRECT_REFERENCE '*'
#define PARALLEL_SEPARATOR '|'
#define INSN_SIZE 4
#define END_OF_INSN '\0'
#define MAX_OPERANDS 6
#define DIRECT_REFERENCE '@'
#define INDIRECT_REFERENCE '*'
#define PARALLEL_SEPARATOR '|'
#define INSN_SIZE 4
/* Define this to 1 if you want the debug output to be on stdout,
otherwise stderr will be used. If stderr is used, there will be a
better synchronisation with the as_bad outputs, but you can't
capture the output. */
#define USE_STDOUT 0
#define USE_STDOUT 0
#define tc_unrecognized_line tic30_unrecognized_line
extern int tic30_unrecognized_line PARAMS ((int));
extern int tic30_unrecognized_line (int);
#define tc_aout_pre_write_hook {}