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* gengenrtl.c, rtl.c: Avoid #elif.

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From-SVN: r35456
This commit is contained in:
Akiko Matsushita 2000-08-04 01:06:13 +09:00 committed by Jeff Law
parent e82059016e
commit 17dfb726db
3 changed files with 90 additions and 48 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
* gengenrtl.c, rtl.c: Avoid #elif.
2000-08-03 Michael Poole <poole@troilus.org>
* tm.texi (Register Classes): Clarify order of sub-initializers

67
gcc/gengenrtl.c
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@ -40,37 +40,56 @@ Boston, MA 02111-1307, USA. */
slots in a CONST_DOUBLE, so we provide them even if one would suffice. */
#ifdef REAL_ARITHMETIC
#if MAX_LONG_DOUBLE_TYPE_SIZE == 96
#define REAL_WIDTH (11*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
#elif MAX_LONG_DOUBLE_TYPE_SIZE == 128
#define REAL_WIDTH (19*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
#elif HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
#define REAL_WIDTH (7*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
#endif
# if MAX_LONG_DOUBLE_TYPE_SIZE == 96
# define REAL_WIDTH \
(11*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
# else
# if MAX_LONG_DOUBLE_TYPE_SIZE == 128
# define REAL_WIDTH \
(19*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
# else
# if HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
# define REAL_WIDTH \
(7*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
# endif
# endif
# endif
#endif /* REAL_ARITHMETIC */
#ifndef REAL_WIDTH
#if HOST_BITS_PER_WIDE_INT*2 >= MAX_LONG_DOUBLE_TYPE_SIZE
#define REAL_WIDTH 2
#elif HOST_BITS_PER_WIDE_INT*3 >= MAX_LONG_DOUBLE_TYPE_SIZE
#define REAL_WIDTH 3
#elif HOST_BITS_PER_WIDE_INT*4 >= MAX_LONG_DOUBLE_TYPE_SIZE
#define REAL_WIDTH 4
#endif
# if HOST_BITS_PER_WIDE_INT*2 >= MAX_LONG_DOUBLE_TYPE_SIZE
# define REAL_WIDTH 2
# else
# if HOST_BITS_PER_WIDE_INT*3 >= MAX_LONG_DOUBLE_TYPE_SIZE
# define REAL_WIDTH 3
# else
# if HOST_BITS_PER_WIDE_INT*4 >= MAX_LONG_DOUBLE_TYPE_SIZE
# define REAL_WIDTH 4
# endif
# endif
# endif
#endif /* REAL_WIDTH */
#if REAL_WIDTH == 1
#define CONST_DOUBLE_FORMAT "e0ww"
#elif REAL_WIDTH == 2
#define CONST_DOUBLE_FORMAT "e0ww"
#elif REAL_WIDTH == 3
#define CONST_DOUBLE_FORMAT "e0www"
#elif REAL_WIDTH == 4
#define CONST_DOUBLE_FORMAT "e0wwww"
#elif REAL_WIDTH == 5
#define CONST_DOUBLE_FORMAT "e0wwwww"
# define CONST_DOUBLE_FORMAT "e0ww"
#else
#define CONST_DOUBLE_FORMAT /* nothing - will cause syntax error */
# if REAL_WIDTH == 2
# define CONST_DOUBLE_FORMAT "e0ww"
# else
# if REAL_WIDTH == 3
# define CONST_DOUBLE_FORMAT "e0www"
# else
# if REAL_WIDTH == 4
# define CONST_DOUBLE_FORMAT "e0wwww"
# else
# if REAL_WIDTH == 5
# define CONST_DOUBLE_FORMAT "e0wwwww"
# else
# define CONST_DOUBLE_FORMAT /* nothing - will cause syntax error */
# endif
# endif
# endif
# endif
#endif

67
gcc/rtl.c
View File

@ -52,37 +52,56 @@ extern struct obstack *rtl_obstack;
slots in a CONST_DOUBLE, so we provide them even if one would suffice. */
#ifdef REAL_ARITHMETIC
#if MAX_LONG_DOUBLE_TYPE_SIZE == 96
#define REAL_WIDTH (11*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
#elif MAX_LONG_DOUBLE_TYPE_SIZE == 128
#define REAL_WIDTH (19*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
#elif HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
#define REAL_WIDTH (7*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
#endif
# if MAX_LONG_DOUBLE_TYPE_SIZE == 96
# define REAL_WIDTH \
(11*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
# else
# if MAX_LONG_DOUBLE_TYPE_SIZE == 128
# define REAL_WIDTH \
(19*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
# else
# if HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
# define REAL_WIDTH \
(7*8 + HOST_BITS_PER_WIDE_INT)/HOST_BITS_PER_WIDE_INT
# endif
# endif
# endif
#endif /* REAL_ARITHMETIC */
#ifndef REAL_WIDTH
#if HOST_BITS_PER_WIDE_INT*2 >= MAX_LONG_DOUBLE_TYPE_SIZE
#define REAL_WIDTH 2
#elif HOST_BITS_PER_WIDE_INT*3 >= MAX_LONG_DOUBLE_TYPE_SIZE
#define REAL_WIDTH 3
#elif HOST_BITS_PER_WIDE_INT*4 >= MAX_LONG_DOUBLE_TYPE_SIZE
#define REAL_WIDTH 4
#endif
# if HOST_BITS_PER_WIDE_INT*2 >= MAX_LONG_DOUBLE_TYPE_SIZE
# define REAL_WIDTH 2
# else
# if HOST_BITS_PER_WIDE_INT*3 >= MAX_LONG_DOUBLE_TYPE_SIZE
# define REAL_WIDTH 3
# else
# if HOST_BITS_PER_WIDE_INT*4 >= MAX_LONG_DOUBLE_TYPE_SIZE
# define REAL_WIDTH 4
# endif
# endif
# endif
#endif /* REAL_WIDTH */
#if REAL_WIDTH == 1
#define CONST_DOUBLE_FORMAT "e0ww"
#elif REAL_WIDTH == 2
#define CONST_DOUBLE_FORMAT "e0ww"
#elif REAL_WIDTH == 3
#define CONST_DOUBLE_FORMAT "e0www"
#elif REAL_WIDTH == 4
#define CONST_DOUBLE_FORMAT "e0wwww"
#elif REAL_WIDTH == 5
#define CONST_DOUBLE_FORMAT "e0wwwww"
# define CONST_DOUBLE_FORMAT "e0ww"
#else
#define CONST_DOUBLE_FORMAT /* nothing - will cause syntax error */
# if REAL_WIDTH == 2
# define CONST_DOUBLE_FORMAT "e0ww"
# else
# if REAL_WIDTH == 3
# define CONST_DOUBLE_FORMAT "e0www"
# else
# if REAL_WIDTH == 4
# define CONST_DOUBLE_FORMAT "e0wwww"
# else
# if REAL_WIDTH == 5
# define CONST_DOUBLE_FORMAT "e0wwwww"
# else
# define CONST_DOUBLE_FORMAT /* nothing - will cause syntax error */
# endif
# endif
# endif
# endif
#endif
/* Indexed by rtx code, gives number of operands for an rtx with that code.