[multiple changes]

2003-02-01  Richard Henderson  <rth@redhat.com>

	* optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
	* libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
	__popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
	return type to Wtype.

	* libgcc-std.ver (GCC_3.4): Fix inheritance.

	* config/i386/i386.md (ffssi2): Use nonimmediate_operand for
	expander input constraint.

2003-02-01  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>

        * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
        OTI_parity.
        (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
        * optabs.c (widen_clz, expand_parity): New.
        (expand_unop): Handle clz and parity.  Hardcode SImode as outmode
        for libcalls to clz, ctz, popcount, and parity.
        (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
        parity_optab, and set up libfunc handlers.
        * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
        __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
        __popcount_tab): New.
        * libgcc2.h: Declare them.
        * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
        * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
        and parity_optab.
        * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
        * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
        BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
        BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
        BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
        BUILT_IN_PARITYLL): New.
        * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
        and add optab argument.
        (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
        * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
        * expr.c (expand_expr): Handle them.
        * fold-const.c (tree_expr_nonnegative_p): Likewise.
        * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
        * reload1.c (eliminate_regs): Handle them.
        (elimination_effects): Likewise.
        * function.c (instantiate_virtual_regs_1): Likewise
        * genattrtab.c (check_attr_value): Likewise.
        * simplify-rtx.c (simplify_unary_operation): Likewise.
        * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
        * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
        (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
        * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
        * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
        __builtin_arm_clz.
        * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
        * mklibgcc.in (lib2funcs): ...here and merge.  Add new members.
        * doc/extend.texi (Other Builtins): Add new builtins.
        * doc/md.texi (Standard Names): Add new patterns.

From-SVN: r62252

1 files changed, 15 insertions, 10 deletions

diff --git a/gcc/mklibgcc.in b/gcc/mklibgcc.in
index a18b8dd..74f7203 100644
--- a/gcc/mklibgcc.in
+++ b/gcc/mklibgcc.in
@@ -9,8 +9,6 @@
 #
 # objext
 # LIB1ASMFUNCS
-# LIB2FUNCS_1
-# LIB2FUNCS_2
 # LIB2FUNCS_ST
 # LIBGCOV
 # LIB2ADD
@@ -45,6 +43,16 @@ echo
 echo 'force:'
 echo
 
+# Library members defined in libgcc2.c.
+lib2funcs='_muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _ffsdi2 _clz
+	_cmpdi2 _ucmpdi2 _floatdidf _floatdisf _fixunsdfsi _fixunssfsi
+	_fixunsdfdi _fixdfdi _fixunssfdi _fixsfdi _fixxfdi _fixunsxfdi
+	_floatdixf _fixunsxfsi _fixtfdi _fixunstfdi _floatditf _clear_cache
+	_trampoline __main _exit _absvsi2 _absvdi2 _addvsi3 _addvdi3
+	_subvsi3 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2 _ctors
+	_clzsi2 _clzdi2 _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2
+	_popcountdi2 _paritysi2 _paritydi2'
+
 # Disable SHLIB_LINK if shared libgcc not enabled.
 if [ "@enable_shared@" = "no" ]; then
   SHLIB_LINK=""
@@ -88,14 +96,11 @@ for name in $LIB1ASMFUNCS; do
     echo "	$gcc_compile" $flags -DL$name -xassembler-with-cpp \
 	  -c '$(srcdir)/config/$(LIB1ASMSRC)' -o $out
 
-    # Remove any objects from LIB2FUNCS and LIB2_DIVMOD_FUNCS that are
+    # Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
     # defined as optimized assembly code in LIB1ASMFUNCS.
-    LIB2FUNCS_1=`echo $LIB2FUNCS_1 | sed -e 's/^'$name' //' \
-				         -e 's/ '$name' / /' \
-				         -e 's/ '$name'$//'`
-    LIB2FUNCS_2=`echo $LIB2FUNCS_2 | sed -e 's/^'$name' //' \
-				         -e 's/ '$name' / /' \
-				         -e 's/ '$name'$//'`
+    lib2funcs=`echo $lib2funcs | sed -e 's/^'$name' //' \
+				     -e 's/ '$name' / /' \
+				     -e 's/ '$name'$//'`
     LIB2_DIVMOD_FUNCS=`echo $LIB2_DIVMOD_FUNCS | sed -e 's/^'$name' //' \
 				                     -e 's/ '$name' / /' \
 				                     -e 's/ '$name'$//'`
@@ -111,7 +116,7 @@ libgcc2_objs=""
 libgcc2_st_objs=""
 libgcc2_eh_objs=""
 
-for name in $LIB2FUNCS_1 $LIB2FUNCS_2; do
+for name in $lib2funcs; do
   for ml in $MULTILIBS; do
     dir=`echo ${ml} | sed -e 's/;.*$//' -e 's/=/$(EQ)/g'`
     flags=`echo ${ml} | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`;