Fix sign extension on 32 bit add/sub instructions.

3 files changed, 341 insertions, 0 deletions

diff --git a/sim/testsuite/mips64r5900-elf/ChangeLog b/sim/testsuite/mips64r5900-elf/ChangeLog
index 11b7fac..d1ad04e 100644
--- a/sim/testsuite/mips64r5900-elf/ChangeLog
+++ b/sim/testsuite/mips64r5900-elf/ChangeLog
@@ -1,6 +1,50 @@
+Thu May 21 19:04:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* Makefile.in (TESTS): Add t-sub.ok.
+	(t-sub.s): New file.
+
+Thu May 14 14:43:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* t-div.s, t-ddiv.s, t-div1.s: Check DIV for x/0 and MIN_INT/-1.
+	* t-divu1.s, t-divu.s: Check x/0 and x/MAX_INT.
+	* t-dadd: Test.
+	* trap.s: Test trap instruction.
+	* Makefile.in (TESTS): Update
+	
+	* f-add.s, f-adda.s, f-madd.s, f-madda.s, f-msub.s, f-msuba.s: Add
+ 	more test cases.
+	
+Thu Apr 30 18:57:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* f-adda.s: Handle to-the-max accumulator values in madd.s.
+
+	* t-macros.i: Use msub.s instead of madd.s to get a value from the
+ 	accumulator.  Use suba.s instead of adda.s to get a value into the
+ 	accumulator.
+
+Thu Apr 16 17:44:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* f-mul.s, f-mula.s: More overflow/underflow tests.
+
+	* f-cvt.s: Swap cvt.w.s and cvt.s.w was testing backwards.
+
+	* t-macros.i (loadfpx, checkfpx, checkaccx): Define, accept hex
+ 	values.
+	(checkfp): Force FP-SCR register bit zero to 1 when checking.
+	
+Wed Feb 25 20:26:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* f-*.s: New files.
+
+	* Makefile.in (TESTS): Add floating point f-* tests.
+
+	* t-macros.i: Add lots of floating point macros.
+	
 Mon Feb  2 16:50:21 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 
 	* t-sdl.s: New test.
+	(dest): 8 byte align sdl destination.
+
 	* Makefile.in: Update.
 
 Wed Sep  3 14:32:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
diff --git a/sim/testsuite/mips64r5900-elf/Makefile.in b/sim/testsuite/mips64r5900-elf/Makefile.in
new file mode 100644
index 0000000..120337e
--- /dev/null
+++ b/sim/testsuite/mips64r5900-elf/Makefile.in
@@ -0,0 +1,271 @@
+# Makefile for regression testing the GNU debugger.
+# Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+
+# This file is part of GDB.
+
+# GDB is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# GDB is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+VPATH = @srcdir@
+srcdir = @srcdir@
+srcroot = $(srcdir)/..
+
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+
+host_alias = @host_alias@
+target_alias = @target_alias@
+program_transform_name = @program_transform_name@
+build_canonical = @build@
+host_canonical = @host@
+target_canonical = @target@
+target_cpu = @target_cpu@
+
+
+SHELL = /bin/sh
+SUBDIRS = @subdirs@
+RPATH_ENVVAR = @RPATH_ENVVAR@
+
+EXPECT = `if [ -f $${rootme}/../../expect/expect ] ; then \
+          echo $${rootme}/../../expect/expect ; \
+          else echo expect ; fi`
+
+RUNTEST = $(RUNTEST_FOR_TARGET)
+
+RUNTESTFLAGS =
+
+RUNTEST_FOR_TARGET = `\
+  if [ -f $${srcdir}/../../../dejagnu/runtest ]; then \
+    echo $${srcdir}/../../../dejagnu/runtest; \
+  else \
+    if [ "$(host_canonical)" = "$(target_canonical)" ]; then \
+      echo runtest; \
+    else \
+      t='$(program_transform_name)'; echo runtest | sed -e '' $$t; \
+    fi; \
+  fi`
+
+
+AS_FOR_TARGET = `\
+  if [ -x ../../../gas/as-new ]; then \
+    echo ../../../gas/as-new ; \
+  else \
+    echo $(target_alias)-as ; \
+  fi`
+
+LD_FOR_TARGET = `\
+  if [ -x ../../../ld/ld-new ]; then \
+    echo ../../../ld/ld-new ; \
+  else \
+    echo $(target_alias)-ld ; \
+  fi`
+
+RUN_FOR_TARGET = `\
+  if [ -x ../../../sim/mips/run ]; then \
+    echo ../../../sim/mips/run ; \
+  else \
+    echo $(target_alias)-run ; \
+  fi`
+
+TESTS = \
+	hello.hi \
+	exit47.ko \
+	\
+	f-abs.ok \
+	f-add.ok \
+	f-adda.ok \
+	$(f-bc1f.ok) \
+	$(f-bc1fl.ok) \
+	$(f-bc1t.ok) \
+	$(f-bc1tl.ok) \
+	f-cond.ok \
+	$(f-cfc1.ok) \
+	$(f-ctc1.ok) \
+	f-cvt.ok \
+	f-div.ok \
+	$(f-lwc1.ok) \
+	f-madd.ok \
+	f-madda.ok \
+	f-max.ok \
+	$(f-mfc1.ok) \
+	f-min.ok \
+	f-msub.ok \
+	f-msuba.ok \
+	$(f-mtc1.ok) \
+	f-mul.ok \
+	f-mula.ok \
+	f-neg.ok \
+	f-rsqrt.ok \
+	f-sqrt.ok \
+	f-sub.ok \
+	f-suba.ok \
+	$(f-swc1.ok) \
+	\
+	t-dadd.ok \
+	t-ddiv.ok \
+	t-div.ok \
+	t-div1.ok \
+	t-divu.ok \
+	t-divu1.ok \
+	t-sub.ok \
+	\
+	t-mtsa.ok \
+	t-pabsh.ok \
+	t-pabsw.ok \
+	t-paddb.ok \
+	t-paddsb.ok \
+	t-paddsh.ok \
+	t-paddsw.ok \
+	t-paddub.ok \
+	t-padduh.ok \
+	t-padduw.ok \
+	t-pcpyh.ok \
+	t-pdivbw.ok \
+	t-pdivuw.ok \
+	t-pdivw.ok \
+	t-pexcw.ok \
+	t-pexoh.ok \
+	t-pext5.ok \
+	t-pextlb.ok \
+	t-pextlh.ok \
+	t-pextlw.ok \
+	t-pextub.ok \
+	t-pextuh.ok \
+	t-pextuw.ok \
+	t-phmaddh.ok \
+	t-phmsubh.ok \
+	t-pinth.ok \
+	t-pintoh.ok \
+	t-pmaddh.ok \
+	t-pmadduw.ok \
+	t-pmaddw.ok \
+	t-pmfhl-lh.ok \
+	t-pmfhl-lw.ok \
+	t-pmfhl-sh.ok \
+	t-pmfhl-slw.ok \
+	t-pmfhl-uw.ok \
+	t-pmsubh.ok \
+	t-pmthl-lw.ok \
+	t-pmulth.ok \
+	t-pmultuw.ok \
+	t-pmultw.ok \
+	t-ppac5.ok \
+	t-ppacb.ok \
+	t-ppach.ok \
+	t-ppacw.ok \
+	t-prot3w.ok \
+	t-psllvw.ok \
+	t-psrlvw.ok \
+	t-psravw.ok \
+	t-psubsb.ok \
+	t-psubsh.ok \
+	t-psubsw.ok \
+	t-psubub.ok \
+	t-psubuh.ok \
+	t-psubuw.ok \
+	t-psubw.ok \
+	t-qfsrv.ok \
+	t-sdl.ok \
+	\
+	trap.ok \
+
+check: sanity $(TESTS)
+sanity:
+	@eval echo AS_FOR_TARGET = $(AS_FOR_TARGET)
+	@eval echo LD_FOR_TARGET = $(LD_FOR_TARGET)
+	@eval echo RUN_FOR_TARGET = $(RUN_FOR_TARGET)
+
+
+
+# Rules for running all the tests, put into three types
+# exit success, exit fail, print "Hello World"
+
+.u.log:
+	uudecode $*.u
+	$(RUN_FOR_TARGET) $* > $*.log
+
+
+# Rules for running the tests
+
+.SUFFIXES: .u .uue .ok .ok .run .hi .ko .ko
+.run.ok:
+	rm -f tmp-$* $*.ok
+	ulimit -t 5 ; $(RUN_FOR_TARGET) $*.run > tmp-$*
+	mv tmp-$* $*.ok
+.run.hi:
+	rm -f tmp-$* $*.hi diff-$*
+	ulimit -t 5 ; $(RUN_FOR_TARGET) $*.run > tmp-$*
+	echo 'Hello World!' | diff - tmp-$* > diff-$*
+	cat tmp-$* diff-$* > $*.hi
+.run.ko:
+	rm -f tmp-$* $*.ko
+	set +e ; \
+	ulimit -t 5 ; $(RUN_FOR_TARGET) $*.run > tmp-$* ; \
+	if [ $$? -eq 47 ] ; then \
+	  exit 0 ; \
+	else \
+	  exit 1 ; \
+	fi
+	mv tmp-$* $*.ko
+
+
+# Rules for building all the tests and packing them into
+# uuencoded files.
+
+.run.u:
+	uuencode < $*.run $*.run > $*.u
+	@echo "Move $*.u $*.uue"
+.uue.run:
+	uudecode $(srcdir)/$*.uue
+.o.run:
+	$(LD_FOR_TARGET) -Ttext 0xa0020000 -o $*.run $*.o
+.s.o:
+	$(AS_FOR_TARGET) -I $(srcdir) $(srcdir)/$*.s -o $*.o
+
+
+#
+# Standard
+#
+clean mostlyclean:
+	-rm -f *~ core *.o a.out *.x *.grt *.run tmp-* diff-*
+	rm -f $(TESTS)
+#	if [ x"${SUBDIRS}" != x ] ; then \
+#	    for dir in ${SUBDIRS}; \
+#	    do \
+#		    echo "$$dir:"; \
+#		    if [ -d $$dir ]; then \
+#			    (cd $$dir; $(MAKE) clean); \
+#		    fi; \
+#	    done ; \
+#	else true; fi
+
+distclean maintainer-clean realclean: clean
+	-rm -f *~ core
+	-rm -f Makefile config.status *-init.exp
+	-rm -fr *.log summary detail *.plog *.sum *.psum site.*
+#	if [ x"${SUBDIRS}" != x ] ; then \
+#	    for dir in ${SUBDIRS}; \
+#	    do \
+#		    echo "$$dir:"; \
+#		    if [ -d $$dir ]; then \
+#			    (cd $$dir; $(MAKE) distclean); \
+#		    fi; \
+#	    done ; \
+#	else true; fi
+
+Makefile : Makefile.in config.status
+	$(SHELL) config.status
+
+config.status: configure
+	$(SHELL) config.status --recheck
diff --git a/sim/testsuite/mips64r5900-elf/t-sub.s b/sim/testsuite/mips64r5900-elf/t-sub.s
new file mode 100644
index 0000000..ef314ae
--- /dev/null
+++ b/sim/testsuite/mips64r5900-elf/t-sub.s
@@ -0,0 +1,26 @@
+.include "t-macros.i"
+
+	start
+
+test_sub:
+
+	load $7 0x0000000000000000 0xffffffff80000001
+	load $8 0x0000000000000000 0xffffffffffffffff
+        sub $10, $7, $8
+	check10 0x0000000000000000 0xffffffff80000002
+
+test_sub2:
+	load $7 0x0000000000000000 0xffffffff80000001
+	load $8 0x0000000000000000 0x0000000000000001
+        sub $10, $7, $8
+	check10 0x0000000000000000 0xffffffff80000000
+
+
+test_sub3:
+	load $7 0x0000000000000000 0x0000000000000001
+	load $8 0x0000000000000000 0x0000000000000002
+        sub $10, $7, $8
+	check10 0x0000000000000000 0xffffffffffffffff
+
+	
+		exit0