re PR target/17317 (Match Constraints for *movdf_insn fails)

	* config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.

	PR target/17317
	* config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
	REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
	base and index register for loads.

	* config/arc/t-arc: Fix multilib handling.

From-SVN: r89316

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fc8dd26def8974966b6fd9439c336799943110e9..93ff053fefd9a284be4608eef8a6620268c2c855 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,14 @@
+2004-10-18  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>\r
+\r
+       * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.\r
+\r
+       PR target/17317\r
+       * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,\r
+       REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid\r
+       base and index register for loads.\r
+\r
+       * config/arc/t-arc: Fix multilib handling.
+
 2004-10-20  Hans-Peter Nilsson  <hp@bitrange.com>
 
        * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,

diff --git a/gcc/config/arc/arc.h b/gcc/config/arc/arc.h
index 6b94cd1e3a335b65e87620d2f5137160e79d9aab..0c48893d15b431cfbc9e0eeaffd233cab5406782 100644 (file)
--- a/gcc/config/arc/arc.h
+++ b/gcc/config/arc/arc.h
@@ -456,9 +456,9 @@ extern enum reg_class arc_regno_reg_class[FIRST_PSEUDO_REGISTER];
    Since they use reg_renumber, they are safe only once reg_renumber
    has been allocated, which happens in local-alloc.c.  */
 #define REGNO_OK_FOR_BASE_P(REGNO) \
-((REGNO) < 29 || (unsigned) reg_renumber[REGNO] < 29)
+((REGNO) < 32 || (unsigned) reg_renumber[REGNO] < 32)
 #define REGNO_OK_FOR_INDEX_P(REGNO) \
-((REGNO) < 29 || (unsigned) reg_renumber[REGNO] < 29)
+((REGNO) < 32 || (unsigned) reg_renumber[REGNO] < 32)
 
 /* Given an rtx X being reloaded into a reg required to be
    in class CLASS, return the class of reg to actually use.
@@ -820,11 +820,11 @@ do { \
 /* Nonzero if X is a hard reg that can be used as an index
    or if it is a pseudo reg.  */
 #define REG_OK_FOR_INDEX_P(X) \
-((unsigned) REGNO (X) - 29 >= FIRST_PSEUDO_REGISTER - 29)
+((unsigned) REGNO (X) - 32 >= FIRST_PSEUDO_REGISTER - 32)
 /* Nonzero if X is a hard reg that can be used as a base reg
    or if it is a pseudo reg.  */
 #define REG_OK_FOR_BASE_P(X) \
-((unsigned) REGNO (X) - 29 >= FIRST_PSEUDO_REGISTER - 29)
+((unsigned) REGNO (X) - 32 >= FIRST_PSEUDO_REGISTER - 32)
 
 #else
 

diff --git a/gcc/config/arc/lib1funcs.asm b/gcc/config/arc/lib1funcs.asm
index 25e64f6450d297bd2ed2254f4a88b46a31e2e3b4..21ec4664ea733c11f549e3f552e015244c18662e 100644 (file)
--- a/gcc/config/arc/lib1funcs.asm
+++ b/gcc/config/arc/lib1funcs.asm
@@ -1,6 +1,6 @@
 ; libgcc routines for ARC cpu.
 
-/* Copyright (C) 1995, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997,2004 Free Software Foundation, Inc.
 
 This file is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
@@ -89,8 +89,12 @@ ___umulsidi3:
        nop
        beq.nd .Ldone
        and.f 0,r0,1            ; if (a & 1)
-       add.nz r4,r4,r1         ; r += b
-       adc.nz r3,r3,r2
+       cmp r0,0
+       nop
+       beq .Ldontadd
+       add.f r4,r4,r1          ; r += b
+       adc   r3,r3,r2
+L dontadd:
        lsr r0,r0               ; a >>= 1
        lsl.f r1,r1             ; b <<= 1
        b.d .Lloop

diff --git a/gcc/config/arc/t-arc b/gcc/config/arc/t-arc
index 9f949f6c43874e3cd4c6ee8111c6dffafd90ee60..b39fb128e102f17c57e2b04fc97ef647c8bda1bb 100644 (file)
--- a/gcc/config/arc/t-arc
+++ b/gcc/config/arc/t-arc
@@ -26,46 +26,16 @@ fp-bit.c: $(srcdir)/config/fp-bit.c
 
 # .init/.fini section routines
 
-crtinit.o: $(srcdir)/config/arc/initfini.c $(GCC_PASSES) $(CONFIG_H)
+$(T)crtinit.o: $(srcdir)/config/arc/initfini.c $(GCC_PASSES) $(CONFIG_H)
        $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(CRTSTUFF_T_CFLAGS) \
-         -DCRT_INIT -finhibit-size-directive -fno-inline-functions \
-         -g0 -c $(srcdir)/config/arc/initfini.c -o crtinit.o
+        $(MULTILIB_CFLAGS) -DCRT_INIT -finhibit-size-directive -fno-inline-functions \
+        -g0 -c $(srcdir)/config/arc/initfini.c -o $(T)crtinit.o
 
-crtfini.o: $(srcdir)/config/arc/initfini.c $(GCC_PASSES) $(CONFIG_H)
+$(T)crtfini.o: $(srcdir)/config/arc/initfini.c $(GCC_PASSES) $(CONFIG_H)
        $(GCC_FOR_TARGET) $(GCC_CFLAGS) $(INCLUDES) $(CRTSTUFF_T_CFLAGS) \
-         -DCRT_FINI -finhibit-size-directive -fno-inline-functions \
-         -g0 -c $(srcdir)/config/arc/initfini.c -o crtfini.o
+        -DCRT_FINI $(MULTILIB_CFLAGS) -finhibit-size-directive -fno-inline-functions \
+        -g0 -c $(srcdir)/config/arc/initfini.c -o $(T)crtfini.o
 
 MULTILIB_OPTIONS = EB
 MULTILIB_DIRNAMES = be
-
-# We need our own versions to build multiple copies of crt*.o.
-# ??? Use new support in Makefile.
-
-LIBGCC = stmp-multilib-arc
-INSTALL_LIBGCC = install-multilib-arc
-
-stmp-multilib-arc: stmp-multilib
-       for i in `$(GCC_FOR_TARGET) --print-multi-lib`; do \
-         dir=`echo $$i | sed -e 's/;.*$$//'`; \
-         flags=`echo $$i | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`; \
-         $(MAKE) GCC_FOR_TARGET="$(GCC_FOR_TARGET)" \
-           CC="$(CC)" CFLAGS="$(CFLAGS)" \
-           BUILD_PREFIX="$(BUILD_PREFIX)" BUILD_PREFIX_1="$(BUILD_PREFIX_1)" \
-           GCC_CFLAGS="$(GCC_CFLAGS) $${flags}" \
-           INCLUDES="$(INCLUDES)" CRTSTUFF_T_CFLAGS=$(CRTSTUFF_T_CFLAGS) \
-           dir="$${dir}" crtinit.o crtfini.o; \
-         if [ $$? -eq 0 ] ; then true; else exit 1; fi; \
-       done
-       touch stmp-multilib-arc
-
-install-multilib-arc: install-multilib
-       for i in `$(GCC_FOR_TARGET) --print-multi-lib`; do \
-         dir=`echo $$i | sed -e 's/;.*$$//'`; \
-         rm -f $(DESTDIR)$(libsubdir)/$${dir}/crtinit.o; \
-         $(INSTALL_DATA) $${dir}/crtinit.o $(DESTDIR)$(libsubdir)/$${dir}/crtinit.o; \
-         chmod a-x $(DESTDIR)$(libsubdir)/$${dir}/crtinit.o; \
-         rm -f $(DESTDIR)$(libsubdir)/$${dir}/crtfini.o; \
-         $(INSTALL_DATA) $${dir}/crtfini.o $(DESTDIR)$(libsubdir)/$${dir}/crtfini.o; \
-         chmod a-x $(DESTDIR)$(libsubdir)/$${dir}/crtfini.o; \
-       done
+EXTRA_MULTILIB_PARTS = crtinit.o crtfini.o