* cppmain.c (cb_def_pragma): Skip the first two tokens from the
token list, which are always `#' and `pragma'.
2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
* tree.c (tree_expr_nonnegative_p): Move to...
* fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
(rtl_expr_nonnegative_p): New.
* tree.h: Add prototype for rtl_expr_nonnegative_p.
* real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
CONST_DOUBLE_CHAIN: Move to...
* rtl.h: ...here. Use XCINT/XCEXP.
* Makefile.in: Remove toplev.o from OBJS. Add rule to make
libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
to VOL_FILES.
* objc/Make-lang.in (cc1obj): Link with $(BACKEND).
ch:
* Make-lang.in (cc1chill): Depend on $(BACKEND), not stamp-objlist.
* Makefile.in (cc1chill): Link with $(BACKEND). Define BACKEND,
eliminate C_OBJS (was commented out), OBJS, OBJDEPS.
cp:
* Make-lang.in (cc1plus): Depend on $(BACKEND), not stamp-objlist.
* Makefile.in: Add C_OBJS, BACKEND; delete OBJS, OBJDEPS.
(cc1plus): Link with $(BACKEND) and $(C_OBJS).
f:
* Make-lang.in (f771): Depend on $(BACKEND), not stamp-objlist.
* Makefile.in: Add BACKEND; delete OBJS, OBJDEPS.
(f771): Link with $(BACKEND).
java:
* Make-lang.in (jc1, jv-scan): Depend on $(BACKEND), not stamp-objlist.
* Makefile.in: Add BACKEND; delete OBJS, OBJDEPS.
(jc1): Link with $(BACKEND).
(jv-scan): Depend on version.o, not all of $(OBJS) or $(BACKEND).
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@35501
138bc75d-0d04-0410-961f-
82ee72b054a4
+2000-08-04 Andreas Schwab <schwab@suse.de>
+
+ * cppmain.c (cb_def_pragma): Skip the first two tokens from the
+ token list, which are always `#' and `pragma'.
+
+2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
+
+ * tree.c (tree_expr_nonnegative_p): Move to...
+ * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
+ (rtl_expr_nonnegative_p): New.
+ * tree.h: Add prototype for rtl_expr_nonnegative_p.
+
+ * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
+ CONST_DOUBLE_CHAIN: Move to...
+ * rtl.h: ...here. Use XCINT/XCEXP.
+
+ * Makefile.in: Remove toplev.o from OBJS. Add rule to make
+ libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
+ variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
+ to VOL_FILES.
+
+ * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
+
2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
* config/c4x/c4x.md (return_indirect_internal): New.
C_OBJS = c-parse.o c-lang.o $(C_AND_OBJC_OBJS)
# Language-independent object files.
-OBJS = diagnostic.o \
- toplev.o version.o tree.o print-tree.o stor-layout.o fold-const.o \
+
+OBJS = diagnostic.o version.o tree.o print-tree.o stor-layout.o fold-const.o \
function.o stmt.o except.o expr.o calls.o expmed.o explow.o optabs.o real.o \
builtins.o intl.o varasm.o rtl.o print-rtl.o rtlanal.o emit-rtl.o genrtl.o \
dbxout.o sdbout.o dwarfout.o dwarf2out.o xcoffout.o bitmap.o alias.o gcse.o \
lists.o ggc-common.o $(GGC) simplify-rtx.o ssa.o bb-reorder.o \
sibcall.o conflict.o timevar.o ifcvt.o dce.o
+BACKEND = toplev.o libbackend.a
+
# GEN files are listed separately, so they can be built before doing parallel
# makes for cc1 or cc1plus. Otherwise sequent parallel make attempts to load
# them before rtl.o is compiled.
$(EXTRA_PARTS) $(EXTRA_PROGRAMS) gcc-cross$(exeext) cc1obj$(exeext) \
enquire$(exeext) protoize$(exeext) unprotoize$(exeext) \
specs collect2$(exeext) $(USE_COLLECT2) underscore.c tradcpp0$(exeext) \
- gcov$(exeext) *.[0-9][0-9].* *.[si] libcpp.a libgcc libgcc.mk \
+ gcov$(exeext) *.[0-9][0-9].* *.[si] libcpp.a libbackend.a libgcc libgcc.mk \
$(LANG_STAGESTUFF)
# Members of libgcc1.a.
# Recompile all the language-independent object files.
# This is used only if the user explicitly asks for it.
-compilations: ${OBJS}
+compilations: $(BACKEND)
-# Create a list of the language-independent object files so the language
-# subdirectories needn't mention their names explicitly.
-stamp-objlist: $(OBJS)
- echo " $(OBJS)" | sed -e 's, \([a-z0-9]\), ../\1,g' -e 's/\.o/$(objext)/g' >stamp-objlist
+# Like libcpp.a, this archive is strictly for the host.
+libbackend.a: $(OBJS)
+ -rm -rf libbackend.a
+ $(AR) $(AR_FLAGS) libbackend.a $(OBJS)
+ if $(RANLIB_TEST) ; then $(RANLIB) libbackend.a ; else true ; fi
# We call this executable `xgcc' rather than `gcc'
# to avoid confusion if the current directory is in the path
gcc-cross: xgcc$(exeext)
cp xgcc$(exeext) gcc-cross$(exeext)
-cc1$(exeext): $(P) $(OBJS) $(C_OBJS) $(LIBDEPS)
- $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(OBJS) $(C_OBJS) $(LIBS)
+cc1$(exeext): $(P) $(C_OBJS) $(BACKEND) $(LIBDEPS)
+ $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o cc1$(exeext) \
+ $(C_OBJS) $(BACKEND) $(LIBS)
# Build the version of limits.h that we will install.
xlimits.h: glimits.h limitx.h limity.h
LIBCPP_DEPS = cpplib.h cpphash.h intl.h system.h
-# All the other archives built/used by this makefile are for targets. This
-# one is strictly for the host.
-#
+# Most of the other archives built/used by this makefile are for
+# targets. This one is strictly for the host.
libcpp.a: $(LIBCPP_OBJS)
-rm -rf libcpp.a
$(AR) $(AR_FLAGS) libcpp.a $(LIBCPP_OBJS)
gcc-$(oldversion) gcc-$(version) > gcc-$(oldversion)-$(version).diff
# A list of files to be destroyed during "lean" builds.
-VOL_FILES=`echo $(OBJS) $(C_OBJS) $(LIBCPP_OBJS) *.c *.h gen*`
+VOL_FILES=`echo $(BACKEND) $(OBJS) $(C_OBJS) $(LIBCPP_OBJS) *.c *.h gen*`
bootstrap bootstrap-lean: force
# Only build the C compiler for stage1, because that is the only one that
+2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
+
+ * Make-lang.in (cc1chill): Depend on $(BACKEND), not stamp-objlist.
+ * Makefile.in (cc1chill): Link with $(BACKEND). Define BACKEND,
+ eliminate C_OBJS (was commented out), OBJS, OBJDEPS.
+
2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
* lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
chill-cross: $(srcdir)/ch/chill.in
touch $@
-cc1chill$(exeext): $(P) $(CHILL_SRCS) $(LIBDEPS) stamp-objlist \
+cc1chill$(exeext): $(P) $(CHILL_SRCS) $(LIBDEPS) $(BACKEND) \
insn-config.h insn-flags.h insn-attr.h insn-codes.h \
c-typeck.o c-aux-info.o c-common.o c-iterate.o \
ggc-callbacks.o
# Language-specific object files for CHILL
-#C_OBJS = ../cpplib.o ../cppexp.o ../cpphash.o ../cpperror.o
-
CHILL_OBJS = parse.o actions.o except.o grant.o lang.o \
tree.o lex.o decl.o typeck.o convert.o expr.o loop.o \
tasking.o timing.o inout.o satisfy.o ch-version.o \
../ggc-callbacks.o
-# Language-independent object files.
-OBJS = `cat ../stamp-objlist`
-OBJDEPS = ../stamp-objlist
+BACKEND = ../toplev.o ../libbackend.a
-../cc1chill$(exeext): $(P) $(CHILL_OBJS) $(OBJDEPS) $(LIBDEPS)
+../cc1chill$(exeext): $(P) $(CHILL_OBJS) $(BACKEND) $(LIBDEPS)
$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(CHILL_OBJS) \
- $(OBJS) $(C_OBJS) $(LIBS)
+ $(BACKEND) $(LIBS)
# This executable is used in the CHILL regression
# test script
+2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
+
+ * Make-lang.in (cc1plus): Depend on $(BACKEND), not stamp-objlist.
+ * Makefile.in: Add C_OBJS, BACKEND; delete OBJS, OBJDEPS.
+ (cc1plus): Link with $(BACKEND) and $(C_OBJS).
+
2000-08-04 Mark Mitchell <mark@codesourcery.com>
* cp-tree.h (add_method): Change prototype.
$(srcdir)/cp/semantics.c $(srcdir)/cp/spew.c $(srcdir)/cp/tree.c \
$(srcdir)/cp/typeck.c $(srcdir)/cp/typeck2.c $(srcdir)/cp/xref.c
-cc1plus$(exeext): $(P) $(CXX_SRCS) $(LIBDEPS) stamp-objlist c-common.o \
+cc1plus$(exeext): $(P) $(CXX_SRCS) $(LIBDEPS) $(BACKEND) c-common.o \
c-pragma.o c-semantics.o $(srcdir)/cp/cp-tree.h $(srcdir)/cp/cp-tree.def \
$(srcdir)/c-common.def $(srcdir)/cp/gxx.gperf $(srcdir)/cp/cfns.gperf hash.o \
$(srcdir)/cp/operators.def
#\f
# Lists of files for various purposes.
+# Shared with C front end:
+C_OBJS = ../c-common.o ../c-pragma.o ../c-semantics.o
+
# Language-specific object files for g++
CXX_OBJS = call.o decl.o errfn.o expr.o pt.o typeck2.o \
repo.o dump.o optimize.o mangle.o @extra_cxx_objs@
# Language-independent object files.
-OBJS = `cat ../stamp-objlist` ../c-common.o ../c-pragma.o ../c-semantics.o
-OBJDEPS = ../stamp-objlist ../c-common.o ../c-pragma.o ../c-semantics.o
+BACKEND = ../toplev.o ../libbackend.a
compiler: ../cc1plus$(exeext)
-../cc1plus$(exeext): $(P) $(OBJDEPS) $(CXX_OBJS) $(LIBDEPS)
- $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(OBJS) $(CXX_OBJS) $(LIBS)
+../cc1plus$(exeext): $(P) $(CXX_OBJS) $(C_OBJS) $(BACKEND) $(LIBDEPS)
+ $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ \
+ $(CXX_OBJS) $(C_OBJS) $(BACKEND) $(LIBS)
Makefile: $(srcdir)/Makefile.in $(srcdir)/../configure
cd ..; $(SHELL) config.status
{
cpp_printf (pfile, &parse_out, "#pragma ");
cpp_output_list (pfile, parse_out.outf, &pfile->token_list,
- pfile->first_directive_token);
+ pfile->first_directive_token + 2);
putc ('\n', parse_out.outf);
}
+2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
+
+ * Make-lang.in (f771): Depend on $(BACKEND), not stamp-objlist.
+ * Makefile.in: Add BACKEND; delete OBJS, OBJDEPS.
+ (f771): Link with $(BACKEND).
+
2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
* g77spec.c: Adjust type of second argument to
$(srcdir)/f/where.c \
$(srcdir)/f/where.h
-f771$(exeext): $(P) $(F77_SRCS) $(LIBDEPS) stamp-objlist
+f771$(exeext): $(P) $(F77_SRCS) $(LIBDEPS) $(BACKEND)
touch lang-f77
cd f; $(MAKE) $(LANG_FLAGS_TO_PASS) \
HOST_CC="`case '$(HOST_CC)' in stage*) echo '$(HOST_CC)' | sed -e 's|stage|../stage|g';; *) echo '$(HOST_CC)';; esac`" \
where.o
# Language-independent object files.
-OBJS = `cat ../stamp-objlist`
-OBJDEPS = ../stamp-objlist
+BACKEND = ../toplev.o ../libbackend.a
compiler: ../f771$(exeext)
-../f771$(exeext): $(P) $(F77_OBJS) $(OBJDEPS) $(LIBDEPS)
+../f771$(exeext): $(P) $(F77_OBJS) $(BACKEND) $(LIBDEPS)
rm -f f771$(exeext)
- $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(F77_OBJS) $(OBJS) $(LIBS)
+ $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(F77_OBJS) $(BACKEND) $(LIBS)
Makefile: $(srcdir)/Makefile.in $(srcdir)/../configure
cd ..; $(SHELL) config.status
return 0;
}
}
+
+/* Return true if `t' is known to be non-negative. */
+
+int
+tree_expr_nonnegative_p (t)
+ tree t;
+{
+ switch (TREE_CODE (t))
+ {
+ case INTEGER_CST:
+ return tree_int_cst_sgn (t) >= 0;
+ case COND_EXPR:
+ return tree_expr_nonnegative_p (TREE_OPERAND (t, 1))
+ && tree_expr_nonnegative_p (TREE_OPERAND (t, 2));
+ case BIND_EXPR:
+ return tree_expr_nonnegative_p (TREE_OPERAND (t, 1));
+ case RTL_EXPR:
+ return rtl_expr_nonnegative_p (RTL_EXPR_RTL (t));
+
+ default:
+ /* We don't know sign of `t', so be safe and return false. */
+ return 0;
+ }
+}
+
+/* Return true if `r' is known to be non-negative.
+ Only handles constants at the moment. */
+
+int
+rtl_expr_nonnegative_p (r)
+ rtx r;
+{
+ switch (GET_CODE (r))
+ {
+ case CONST_INT:
+ return INTVAL (r) >= 0;
+
+ case CONST_DOUBLE:
+ if (GET_MODE (r) == VOIDmode)
+ return CONST_DOUBLE_HIGH (r) >= 0;
+ return 0;
+
+ case SYMBOL_REF:
+ case LABEL_REF:
+ /* These are always nonnegative. */
+ return 1;
+
+ default:
+ return 0;
+ }
+}
+2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
+
+ * Make-lang.in (jc1, jv-scan): Depend on $(BACKEND), not stamp-objlist.
+ * Makefile.in: Add BACKEND; delete OBJS, OBJDEPS.
+ (jc1): Link with $(BACKEND).
+ (jv-scan): Depend on version.o, not all of $(OBJS) or $(BACKEND).
+
2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
* jvspec.c: Adjust type of second argument to
$(srcdir)/java/check-init.c $(srcdir)/java/lex.c $(srcdir)/java/boehm.c \
$(srcdir)/java/jcf-depend.c $(srcdir)/java/jcf-path.c
-jc1$(exeext): $(P) $(JAVA_SRCS) $(LIBDEPS) stamp-objlist ggc-callbacks.o
+jc1$(exeext): $(P) $(JAVA_SRCS) $(LIBDEPS) $(BACKEND) ggc-callbacks.o
cd java; $(MAKE) $(LANG_FLAGS_TO_PASS) $(JAVA_FLAGS_TO_PASS) ../jc1$(exeext)
jvspec.o: $(srcdir)/java/jvspec.c system.h $(GCC_H)
JV_SCAN_SOURCES = $(srcdir)/java/parse-scan.y $(srcdir)/java/lex.c \
$(srcdir)/java/parse.h $(srcdir)/java/lex.h $(srcdir)/java/jv-scan.c
-jv-scan$(exeext): $(JV_SCAN_SOURCES) stamp-objlist $(LIBDEPS)
+jv-scan$(exeext): $(JV_SCAN_SOURCES) $(BACKEND) $(LIBDEPS)
cd java && $(MAKE) $(LANG_FLAGS_TO_PASS) $(JAVA_FLAGS_TO_PASS) ../jv-scan$(exeext)
# This must be kept in sync with dependencies in Makefile.in.
JAVA_OBJS_LITE = parse-scan.o jv-scan.o
# Language-independent object files.
-OBJS = `cat ../stamp-objlist` ../ggc-callbacks.o
-OBJDEPS = ../stamp-objlist ../ggc-callbacks.o
+BACKEND = ../toplev.o ../ggc-callbacks.o ../libbackend.a
compiler: ../jc1$(exeext) ../jv-scan$(exeext)
-../jc1$(exeext): $(P) $(JAVA_OBJS) $(OBJDEPS) $(LIBDEPS)
+../jc1$(exeext): $(P) $(JAVA_OBJS) $(BACKEND) $(LIBDEPS)
rm -f ../jc1$(exeext)
- $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(JAVA_OBJS) $(OBJS) $(LIBS)
-../jv-scan$(exeext): $(P) $(JAVA_OBJS_LITE) $(OBJDEPS) ../version.o $(LIBDEPS)
+ $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(JAVA_OBJS) $(BACKEND) $(LIBS)
+../jv-scan$(exeext): $(P) $(JAVA_OBJS_LITE) ../version.o $(LIBDEPS)
rm -f ../jv-scan$(exeext)
$(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(JAVA_OBJS_LITE) ../version.o $(LIBS)
# Language-specific object files for Objective C.
OBJC_OBJS = objc-parse.o objc-act.o $(C_AND_OBJC_OBJS)
-cc1obj$(exeext): $(P) $(OBJS) $(OBJC_OBJS) $(LIBDEPS)
- $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(OBJS) $(OBJC_OBJS) $(LIBS)
+cc1obj$(exeext): $(P) $(OBJC_OBJS) $(BACKEND) $(LIBDEPS)
+ $(CC) $(ALL_CFLAGS) $(LDFLAGS) -o $@ $(OBJC_OBJS) $(BACKEND) $(LIBS)
# Objective C language specific files.
HOST_WIDE_INT i[sizeof (REAL_VALUE_TYPE) / sizeof (HOST_WIDE_INT)];
};
-/* For a CONST_DOUBLE:
- The usual two ints that hold the value.
- For a DImode, that is all there are;
- and CONST_DOUBLE_LOW is the low-order word and ..._HIGH the high-order.
- For a float, the number of ints varies,
- and CONST_DOUBLE_LOW is the one that should come first *in memory*.
- So use &CONST_DOUBLE_LOW(r) as the address of an array of ints. */
-#define CONST_DOUBLE_LOW(r) XWINT (r, 2)
-#define CONST_DOUBLE_HIGH(r) XWINT (r, 3)
-
-/* Link for chain of all CONST_DOUBLEs in use in current function. */
-#define CONST_DOUBLE_CHAIN(r) X0EXP (r, 1)
-/* The MEM which represents this CONST_DOUBLE's value in memory,
- or const0_rtx if no MEM has been made for it yet,
- or cc0_rtx if it is not on the chain. */
-#define CONST_DOUBLE_MEM(r) XEXP (r, 0)
-
/* Given a CONST_DOUBLE in FROM, store into TO the value it represents. */
/* Function to return a real value (not a tree node)
from a given integer constant. */
#define INTVAL(RTX) XCWINT(RTX, 0, CONST_INT)
+/* For a CONST_DOUBLE:
+ The usual two ints that hold the value.
+ For a DImode, that is all there are;
+ and CONST_DOUBLE_LOW is the low-order word and ..._HIGH the high-order.
+ For a float, the number of ints varies,
+ and CONST_DOUBLE_LOW is the one that should come first *in memory*.
+ So use &CONST_DOUBLE_LOW(r) as the address of an array of ints. */
+#define CONST_DOUBLE_LOW(r) XCWINT (r, 2, CONST_DOUBLE)
+#define CONST_DOUBLE_HIGH(r) XCWINT (r, 3, CONST_DOUBLE)
+
+/* Link for chain of all CONST_DOUBLEs in use in current function. */
+#define CONST_DOUBLE_CHAIN(r) XCEXP (r, 1, CONST_DOUBLE)
+/* The MEM which represents this CONST_DOUBLE's value in memory,
+ or const0_rtx if no MEM has been made for it yet,
+ or cc0_rtx if it is not on the chain. */
+#define CONST_DOUBLE_MEM(r) XCEXP (r, 0, CONST_DOUBLE)
+
/* For a SUBREG rtx, SUBREG_REG extracts the value we want a subreg of.
SUBREG_WORD extracts the word-number. */
return 1;
}
-/* Return true if `t' is known to be non-negative. */
-
-int
-tree_expr_nonnegative_p (t)
- tree t;
-{
- switch (TREE_CODE (t))
- {
- case INTEGER_CST:
- return tree_int_cst_sgn (t) >= 0;
- case COND_EXPR:
- return tree_expr_nonnegative_p (TREE_OPERAND (t, 1))
- && tree_expr_nonnegative_p (TREE_OPERAND (t, 2));
- default:
- /* We don't know sign of `t', so be safe and return false. */
- return 0;
- }
-}
-
/* Compare two constructor-element-type constants. Return 1 if the lists
are known to be equal; otherwise return 0. */
extern HOST_WIDE_INT tree_low_cst PARAMS ((tree, int));
extern int tree_int_cst_msb PARAMS ((tree));
extern int tree_int_cst_sgn PARAMS ((tree));
-extern int tree_expr_nonnegative_p PARAMS ((tree));
+extern int tree_expr_nonnegative_p PARAMS ((tree));
+extern int rtl_expr_nonnegative_p PARAMS ((struct rtx_def *));
extern int index_type_equal PARAMS ((tree, tree));
extern tree get_inner_array_type PARAMS ((tree));
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