* emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,

	print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
	tree.c, config/m68k/m68k.c, f/com.c, f/target.h, java/expr.c,
	java/jcf-parse.c, java/lex.c:
	Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
	REAL_ARITHMETIC blocks unconditional.  Delete some further
	#ifdef blocks predicated on REAL_ARITHMETIC.
	* flags.h, toplev.c: Delete remaining references to
	flag_pretend_float.

	* doc/invoke.texi: Remove documentation of -fpretend-float.
	* doc/tm.texi: Describe the various REAL_* macros as provided by
	real.h, not by the target configuration files.

	* config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
	config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
	config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
	config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
	config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
	config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
	config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
	config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
	config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
	config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
	config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
	config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
	config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
	config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
	config/xtensa/xtensa.h:
	Do not define, undefine, or mention in comments any of
	REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
	REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
	REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
	REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
	REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
	REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
	REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
	REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
	REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@50263 138bc75d-0d04-0410-961f-82ee72b054a4

8 files changed, 1 insertions, 49 deletions

diff --git a/gcc/config/m68k/dpx2.h b/gcc/config/m68k/dpx2.h
index 2bc06b4bc2b..06dfd50514d 100644
--- a/gcc/config/m68k/dpx2.h
+++ b/gcc/config/m68k/dpx2.h
@@ -113,11 +113,6 @@ Boston, MA 02111-1307, USA.  */
 #undef LONG_DOUBLE_TYPE_SIZE
 #define LONG_DOUBLE_TYPE_SIZE 64
 
-/* Define if you don't want extended real, but do want to use the
-   software floating point emulator for REAL_ARITHMETIC and
-   decimal <-> binary conversion.  */
-#define REAL_ARITHMETIC 
-
 #undef ASM_OUTPUT_SOURCE_FILENAME
 #define ASM_OUTPUT_SOURCE_FILENAME(FILE, NA)	\
   do { fprintf ((FILE), "\t.file\t'%s'\n", (NA)); } while (0)
diff --git a/gcc/config/m68k/linux-aout.h b/gcc/config/m68k/linux-aout.h
index dd07a4e983e..f7bb33726ad 100644
--- a/gcc/config/m68k/linux-aout.h
+++ b/gcc/config/m68k/linux-aout.h
@@ -73,6 +73,3 @@ Boston, MA 02111-1307, USA.  */
 /* Don't default to pcc-struct-return, because gcc is the only compiler.  */
 #undef PCC_STATIC_STRUCT_RETURN
 #define DEFAULT_PCC_STRUCT_RETURN 0
-
-/* Allow folding division by zero.  */
-#define REAL_INFINITY
diff --git a/gcc/config/m68k/linux.h b/gcc/config/m68k/linux.h
index 9926329813e..b1ec9777364 100644
--- a/gcc/config/m68k/linux.h
+++ b/gcc/config/m68k/linux.h
@@ -247,9 +247,6 @@ Boston, MA 02111-1307, USA.  */
 
 #define DBX_CONTIN_LENGTH 0
 
-/* Allow folding division by zero.  */
-#define REAL_INFINITY
-
 /* 1 if N is a possible register number for a function value.  For
    m68k/SVR4 allow d0, a0, or fp0 as return registers, for integral,
    pointer, or floating types, respectively.  Reject fp0 if not using
diff --git a/gcc/config/m68k/m68k.c b/gcc/config/m68k/m68k.c
index 42c4f7cc287..6289d3f6ef5 100644
--- a/gcc/config/m68k/m68k.c
+++ b/gcc/config/m68k/m68k.c
@@ -3112,13 +3112,6 @@ standard_68881_constant_p (x)
   if (TARGET_68040 || TARGET_68060)
     return 0;
 
-#ifndef REAL_ARITHMETIC
-#if HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
-  if (! flag_pretend_float)
-    return 0;
-#endif
-#endif
-
   if (! inited_68881_table)
     init_68881_table ();
 
@@ -3153,13 +3146,6 @@ floating_exact_log2 (x)
   REAL_VALUE_TYPE r, r1;
   int i;
 
-#ifndef REAL_ARITHMETIC
-#if HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
-  if (! flag_pretend_float)
-    return 0;
-#endif
-#endif
-
   REAL_VALUE_FROM_CONST_DOUBLE (r, x);
 
   if (REAL_VALUES_LESS (r, dconst0))
@@ -3305,13 +3291,6 @@ standard_sun_fpa_constant_p (x)
   REAL_VALUE_TYPE r;
   int i;
 
-#ifndef REAL_ARITHMETIC
-#if HOST_FLOAT_FORMAT != TARGET_FLOAT_FORMAT
-  if (! flag_pretend_float)
-    return 0;
-#endif
-#endif
-
   if (! inited_FPA_table)
     init_FPA_table ();
 
diff --git a/gcc/config/m68k/m68k.h b/gcc/config/m68k/m68k.h
index a33528826df..1f21ba96bac 100644
--- a/gcc/config/m68k/m68k.h
+++ b/gcc/config/m68k/m68k.h
@@ -294,15 +294,9 @@ extern int target_flags;
 
 /* target machine storage layout */
 
-/* Define for XFmode extended real floating point support.
-   This will automatically cause REAL_ARITHMETIC to be defined.  */
+/* Define for XFmode extended real floating point support.  */
 #define LONG_DOUBLE_TYPE_SIZE 96
 
-/* Define if you don't want extended real, but do want to use the
-   software floating point emulator for REAL_ARITHMETIC and
-   decimal <-> binary conversion.  */
-/* #define REAL_ARITHMETIC */
-
 /* Define this if most significant bit is lowest numbered
    in instructions that operate on numbered bit-fields.
    This is true for 68020 insns such as bfins and bfexts.
diff --git a/gcc/config/m68k/netbsd-elf.h b/gcc/config/m68k/netbsd-elf.h
index 97c1b961852..f0d1e91e3b1 100644
--- a/gcc/config/m68k/netbsd-elf.h
+++ b/gcc/config/m68k/netbsd-elf.h
@@ -34,10 +34,6 @@ Boston, MA 02111-1307, USA.  */
 #if TARGET_DEFAULT == 0
 #undef LONG_DOUBLE_TYPE_SIZE
 #define LONG_DOUBLE_TYPE_SIZE 64
-
-/* Use software floating point emulator for REAL_ARITHMETIC and
-   decimal <-> binary conversion.  */
-#define REAL_ARITHMETIC
 #endif
 
 #ifdef __mc68010__
diff --git a/gcc/config/m68k/sun3.h b/gcc/config/m68k/sun3.h
index 0bee8234687..2db724fb95e 100644
--- a/gcc/config/m68k/sun3.h
+++ b/gcc/config/m68k/sun3.h
@@ -163,9 +163,6 @@ Boston, MA 02111-1307, USA.  */
 
 #define DBX_DEBUGGING_INFO
 
-/* Allow folding division by zero.  */
-#define REAL_INFINITY
-
 /* Generate calls to memcpy, memcmp and memset.  */
 #define TARGET_MEM_FUNCTIONS
 
diff --git a/gcc/config/m68k/vxm68k.h b/gcc/config/m68k/vxm68k.h
index 433595be93d..161d063a129 100644
--- a/gcc/config/m68k/vxm68k.h
+++ b/gcc/config/m68k/vxm68k.h
@@ -94,9 +94,6 @@ Unrecognized value in TARGET_CPU_DEFAULT.
 
 #define STRUCTURE_SIZE_BOUNDARY 16
 
-/* Allow folding division by zero.  */
-#define REAL_INFINITY
-
 /* GCC is the primary compiler for VxWorks, so we don't need this.  */
 #undef PCC_STATIC_STRUCT_RETURN