* builtins.def: Fix typos.

	(ATTR_MATHFN_FPROUNDING_STORE): New macro.
	(BUILT_IN_FREXP, BUILT_IN_FREXPF, BUILT_IN_FREXPL, BUILT_IN_MODF,
	BUILT_IN_MODFF, BUILT_IN_MODFL, BUILT_IN_REMQUO, BUILT_IN_REMQUOF,
	BUILT_IN_REMQUOL, BUILT_IN_SINCOS, BUILT_IN_SINCOSF,
	BUILT_IN_SINCOSL): Use ATTR_MATHFN_FPROUNDING_STORE.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@70924 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 21 insertions, 15 deletions

diff --git a/gcc/builtins.def b/gcc/builtins.def
index 7363f9a1c9f..c27ce3e3396 100644
--- a/gcc/builtins.def
+++ b/gcc/builtins.def
@@ -105,14 +105,14 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
   DEF_BUILTIN (ENUM, "__builtin_" NAME, BUILT_IN_NORMAL, TYPE, TYPE,	\
    	       true, true, !flag_isoc99, ATTRS, TARGET_C99_FUNCTIONS)
 
-/* Define at attribute list for math functions that are normally
+/* Define an attribute list for math functions that are normally
    "impure" because some of them may write into global memory for
    `errno'.  If !flag_errno_math they are instead "const".  */
 #undef ATTR_MATHFN_ERRNO
 #define ATTR_MATHFN_ERRNO (flag_errno_math ? \
 	ATTR_NOTHROW_LIST : ATTR_CONST_NOTHROW_LIST)
 
-/* Define at attribute list for math functions that are normally
+/* Define an attribute list for math functions that are normally
    "pure" but if flag_unsafe_math_optimizations is set they are
    instead "const".  This distinction accounts for the fact that some
    math functions check the rounding mode which is akin to examing
@@ -121,7 +121,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #define ATTR_MATHFN_FPROUNDING (flag_unsafe_math_optimizations ? \
 	ATTR_CONST_NOTHROW_LIST : ATTR_PURE_NOTHROW_LIST)
 
-/* Define at attribute list for math functions that are normally
+/* Define an attribute list for math functions that are normally
    "impure" because some of them may write into global memory for
    `errno'.  If !flag_errno_math, we can possibly use "pure" or
    "const" depending on whether we care about FP rounding.  */
@@ -129,6 +129,12 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #define ATTR_MATHFN_FPROUNDING_ERRNO (flag_errno_math ? \
 	ATTR_NOTHROW_LIST : ATTR_MATHFN_FPROUNDING)
 
+/* Define an attribute list for math functions that need to mind FP
+   rounding, but because they store into memory they are never "const"
+   or "pure".  Use of this macro is mainly for documentation and
+   maintenance purposes.  */
+#undef ATTR_MATHFN_FPROUNDING_STORE
+#define ATTR_MATHFN_FPROUNDING_STORE ATTR_NOTHROW_LIST
 
 /* Category: math builtins.  */
 DEF_LIB_BUILTIN        (BUILT_IN_ACOS, "acos", BT_FN_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
@@ -221,9 +227,9 @@ DEF_C99_BUILTIN        (BUILT_IN_FMINL, "fminl", BT_FN_LONGDOUBLE_LONGDOUBLE_LON
 DEF_LIB_BUILTIN        (BUILT_IN_FMOD, "fmod", BT_FN_DOUBLE_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_C90RES_BUILTIN (BUILT_IN_FMODF, "fmodf", BT_FN_FLOAT_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_C90RES_BUILTIN (BUILT_IN_FMODL, "fmodl", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
-DEF_LIB_BUILTIN        (BUILT_IN_FREXP, "frexp", BT_FN_DOUBLE_DOUBLE_INTPTR, ATTR_NOTHROW_LIST)
-DEF_C99_C90RES_BUILTIN (BUILT_IN_FREXPF, "frexpf", BT_FN_FLOAT_FLOAT_INTPTR, ATTR_NOTHROW_LIST)
-DEF_C99_C90RES_BUILTIN (BUILT_IN_FREXPL, "frexpl", BT_FN_LONGDOUBLE_LONGDOUBLE_INTPTR, ATTR_NOTHROW_LIST)
+DEF_LIB_BUILTIN        (BUILT_IN_FREXP, "frexp", BT_FN_DOUBLE_DOUBLE_INTPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_C99_C90RES_BUILTIN (BUILT_IN_FREXPF, "frexpf", BT_FN_FLOAT_FLOAT_INTPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_C99_C90RES_BUILTIN (BUILT_IN_FREXPL, "frexpl", BT_FN_LONGDOUBLE_LONGDOUBLE_INTPTR, ATTR_MATHFN_FPROUNDING_STORE)
 DEF_EXT_LIB_BUILTIN    (BUILT_IN_GAMMA, "gamma", BT_FN_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_EXT_LIB_BUILTIN    (BUILT_IN_GAMMAF, "gammaf", BT_FN_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_EXT_LIB_BUILTIN    (BUILT_IN_GAMMAL, "gammal", BT_FN_LONGDOUBLE_LONGDOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
@@ -281,9 +287,9 @@ DEF_C99_BUILTIN        (BUILT_IN_LRINTL, "lrintl", BT_FN_LONG_LONGDOUBLE, ATTR_M
 DEF_C99_BUILTIN        (BUILT_IN_LROUND, "lround", BT_FN_LONG_DOUBLE, ATTR_MATHFN_ERRNO)
 DEF_C99_BUILTIN        (BUILT_IN_LROUNDF, "lroundf", BT_FN_LONG_FLOAT, ATTR_MATHFN_ERRNO)
 DEF_C99_BUILTIN        (BUILT_IN_LROUNDL, "lroundl", BT_FN_LONG_LONGDOUBLE, ATTR_MATHFN_ERRNO)
-DEF_LIB_BUILTIN        (BUILT_IN_MODF, "modf", BT_FN_DOUBLE_DOUBLE_DOUBLEPTR, ATTR_NOTHROW_LIST)
-DEF_C99_C90RES_BUILTIN (BUILT_IN_MODFF, "modff", BT_FN_FLOAT_FLOAT_FLOATPTR, ATTR_NOTHROW_LIST)
-DEF_C99_C90RES_BUILTIN (BUILT_IN_MODFL, "modfl", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLEPTR, ATTR_NOTHROW_LIST)
+DEF_LIB_BUILTIN        (BUILT_IN_MODF, "modf", BT_FN_DOUBLE_DOUBLE_DOUBLEPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_C99_C90RES_BUILTIN (BUILT_IN_MODFF, "modff", BT_FN_FLOAT_FLOAT_FLOATPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_C99_C90RES_BUILTIN (BUILT_IN_MODFL, "modfl", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLEPTR, ATTR_MATHFN_FPROUNDING_STORE)
 DEF_LIB_BUILTIN        (BUILT_IN_NAN, "nan", BT_FN_DOUBLE_CONST_STRING, ATTR_CONST_NOTHROW_NONNULL_1)
 DEF_LIB_BUILTIN        (BUILT_IN_NANF, "nanf", BT_FN_FLOAT_CONST_STRING, ATTR_CONST_NOTHROW_NONNULL_1)
 DEF_LIB_BUILTIN        (BUILT_IN_NANL, "nanl", BT_FN_LONGDOUBLE_CONST_STRING, ATTR_CONST_NOTHROW_NONNULL_1)
@@ -308,9 +314,9 @@ DEF_C99_C90RES_BUILTIN (BUILT_IN_POWL, "powl", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGD
 DEF_C99_BUILTIN        (BUILT_IN_REMAINDER, "remainder", BT_FN_DOUBLE_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_BUILTIN        (BUILT_IN_REMAINDERF, "remainderf", BT_FN_FLOAT_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_BUILTIN        (BUILT_IN_REMAINDERL, "remainderl", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
-DEF_C99_BUILTIN        (BUILT_IN_REMQUO, "remquo", BT_FN_DOUBLE_DOUBLE_DOUBLE_INTPTR, ATTR_NOTHROW_LIST)
-DEF_C99_BUILTIN        (BUILT_IN_REMQUOF, "remquof", BT_FN_FLOAT_FLOAT_FLOAT_INTPTR, ATTR_NOTHROW_LIST)
-DEF_C99_BUILTIN        (BUILT_IN_REMQUOL, "remquol", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE_INTPTR, ATTR_NOTHROW_LIST)
+DEF_C99_BUILTIN        (BUILT_IN_REMQUO, "remquo", BT_FN_DOUBLE_DOUBLE_DOUBLE_INTPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_C99_BUILTIN        (BUILT_IN_REMQUOF, "remquof", BT_FN_FLOAT_FLOAT_FLOAT_INTPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_C99_BUILTIN        (BUILT_IN_REMQUOL, "remquol", BT_FN_LONGDOUBLE_LONGDOUBLE_LONGDOUBLE_INTPTR, ATTR_MATHFN_FPROUNDING_STORE)
 DEF_C99_BUILTIN        (BUILT_IN_RINT, "rint", BT_FN_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_BUILTIN        (BUILT_IN_RINTF, "rintf", BT_FN_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_BUILTIN        (BUILT_IN_RINTL, "rintl", BT_FN_LONGDOUBLE_LONGDOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
@@ -330,9 +336,9 @@ DEF_EXT_LIB_BUILTIN    (BUILT_IN_SIGNIFICAND, "significand", BT_FN_DOUBLE_DOUBLE
 DEF_EXT_LIB_BUILTIN    (BUILT_IN_SIGNIFICANDF, "significandf", BT_FN_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_EXT_LIB_BUILTIN    (BUILT_IN_SIGNIFICANDL, "significandl", BT_FN_LONGDOUBLE_LONGDOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_LIB_BUILTIN        (BUILT_IN_SIN, "sin", BT_FN_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING)
-DEF_EXT_LIB_BUILTIN    (BUILT_IN_SINCOS, "sincos", BT_FN_VOID_DOUBLE_DOUBLEPTR_DOUBLEPTR, ATTR_NOTHROW_LIST)
-DEF_EXT_LIB_BUILTIN    (BUILT_IN_SINCOSF, "sincosf", BT_FN_VOID_FLOAT_FLOATPTR_FLOATPTR, ATTR_NOTHROW_LIST)
-DEF_EXT_LIB_BUILTIN    (BUILT_IN_SINCOSL, "sincosl", BT_FN_VOID_LONGDOUBLE_LONGDOUBLEPTR_LONGDOUBLEPTR, ATTR_NOTHROW_LIST)
+DEF_EXT_LIB_BUILTIN    (BUILT_IN_SINCOS, "sincos", BT_FN_VOID_DOUBLE_DOUBLEPTR_DOUBLEPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_EXT_LIB_BUILTIN    (BUILT_IN_SINCOSF, "sincosf", BT_FN_VOID_FLOAT_FLOATPTR_FLOATPTR, ATTR_MATHFN_FPROUNDING_STORE)
+DEF_EXT_LIB_BUILTIN    (BUILT_IN_SINCOSL, "sincosl", BT_FN_VOID_LONGDOUBLE_LONGDOUBLEPTR_LONGDOUBLEPTR, ATTR_MATHFN_FPROUNDING_STORE)
 DEF_C99_C90RES_BUILTIN (BUILT_IN_SINF, "sinf", BT_FN_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING)
 DEF_LIB_BUILTIN        (BUILT_IN_SINH, "sinh", BT_FN_DOUBLE_DOUBLE, ATTR_MATHFN_FPROUNDING_ERRNO)
 DEF_C99_C90RES_BUILTIN (BUILT_IN_SINHF, "sinhf", BT_FN_FLOAT_FLOAT, ATTR_MATHFN_FPROUNDING_ERRNO)