+2017-12-12 Stafford Horne <shorne@gmail.com>
+ Peter Gavin <pgavin@gmail.com>
+
+ * configure: Regenerated.
+
2016-01-10 Mike Frysinger <vapier@gentoo.org>
* configure: Regenerate.
msp430*-*-*)
sim_arch=msp430
;;
+ or1k-*-* | or1knd-*-*)
+ sim_arch=or1k
+ sim_testsuite=yes
+ ;;
rl78-*-*)
sim_arch=rl78
;;
--- /dev/null
+2017-12-12 Peter Gavin <pgavin@gmail.com>
+ Stafford Horne <shorne@gmail.com>
+
+ * add.S: New file.
+ * alltests.exp: New file.
+ * and.S: New file.
+ * basic.S: New file.
+ * div.S: New file.
+ * ext.S: New file.
+ * find.S: New file.
+ * flag.S: New file.
+ * fpu.S: New file.
+ * jump.S: New file.
+ * load.S: New file.
+ * mac.S: New file.
+ * mfspr.S: New file.
+ * mul.S: New file.
+ * or.S: New file.
+ * or1k-asm-test-env.h: New file.
+ * or1k-asm-test-helpers.h: New file.
+ * or1k-asm-test.h: New file.
+ * or1k-asm.h: New file.
+ * or1k-test.ld: New file.
+ * ror.S: New file.
+ * shift.S: New file.
+ * spr-defs.h: New file.
+ * sub.S: New file.
+ * xor.S: New file.
--- /dev/null
+/* Tests instructions l.add, l.addc, l.addi and l.addic.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x3fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x40000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xc0000000);\n
+# output: report(0xc0000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xbfffffff);\n
+# output: report(0xbfffffff);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x40000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xbfffffff);\n
+# output: report(0xbfffffff);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x3fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x3fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x40000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xc0000000);\n
+# output: report(0xc0000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xc0000000);\n
+# output: report(0xbfffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xbfffffff);\n
+# output: report(0xbfffffff);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x40000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x3fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xbfffffff);\n
+# output: report(0xbfffffff);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000fffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fff8000);\n
+# output: report(0x00007fff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffc000);\n
+# output: report(0x00004000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80008000);\n
+# output: report(0x00008000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80007fff);\n
+# output: report(0x00008000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffc000);\n
+# output: report(0x00004000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000fffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80007fff);\n
+# output: report(0x00008000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000fffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fff8000);\n
+# output: report(0x00007fff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fff8000);\n
+# output: report(0x00007fff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffc000);\n
+# output: report(0x00004000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x0000ffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80008000);\n
+# output: report(0x00008000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80007fff);\n
+# output: report(0x00008000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80007fff);\n
+# output: report(0x00008000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffc000);\n
+# output: report(0x00004000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x7fffc000);\n
+# output: report(0x00003fff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000fffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x0000ffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80007fff);\n
+# output: report(0x00008000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .exception_vectors
+
+ /* Range exception. */
+ .org 0xb00
+
+ /* The handling is a bit dubious at present. We just patch the
+ instruction with l.nop and restart. This will go wrong in branch
+ delay slots. But we don't have those in this test. */
+ l.addi r1, r1, -EXCEPTION_STACK_SKIP_SIZE
+ PUSH r2
+ PUSH r3
+ /* Save the address of the instruction that caused the problem. */
+ MOVE_FROM_SPR r2, SPR_EPCR_BASE
+ LOAD_IMMEDIATE r3, 0x15000000 /* Opcode for l.nop */
+ l.sw 0(r2), r3
+ POP r3
+ POP r2
+ l.addi r1, r1, EXCEPTION_STACK_SKIP_SIZE
+ l.rfe
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.add */
+
+ /* Add two small positive numbers */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 1, 2
+
+ /* The carry flag should be ignored. */
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.add, 1, 2
+
+ /* Add two small negative numbers, which should set the carry flag
+ but not the overflow flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, -1, -2
+
+ /* Add two quite large positive numbers. Should set neither the
+ overflow nor the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 0x40000000, \
+ 0x3fffffff
+
+ /* Add two large positive numbers. Should set the overflow, but
+ not the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 0x40000000, \
+ 0x40000000
+
+ /* Add two quite large negative numbers. Should set the carry, but
+ not the overflow flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, -1073741824, \
+ -1073741824 /* -1073741824 = 0xC0000000 */
+
+ /* Add two large negative numbers. Should set both the overflow
+ and carry flags. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 0xbfffffff, \
+ 0xbfffffff
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 0x40000000, \
+ 0x40000000
+
+ /* Check that a carry alone does not cause a RANGE Exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 0xffffffff, \
+ 0xfffffffe
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.add, 0xbfffffff, \
+ 0xbfffffff
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test l.addc */
+
+ /* Add two small positive numbers */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, 1, 2
+
+ /* Add two small negative numbers. Sets the carry flag but not the
+ overflow flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, -1, -2
+
+ /* Add two quite large positive numbers. Should set neither the
+ overflow nor the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, 0x40000000, \
+ 0x3fffffff
+
+ /* Add two quite large positive numbers with a carry in. Should
+ set the overflow but not the carry flag. */
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.addc, 0x40000000, \
+ 0x3fffffff
+
+ /* Add two large positive numbers. Should set the overflow, but
+ not the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, 0x40000000, \
+ 0x40000000
+
+ /* Add the largest unsigned value to zero with a carry. This
+ potentially can break a simplistic test for carry that does not
+ consider the carry flag properly. Do it both ways around. */
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.addc, -1, 0
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.addc, 0, -1
+
+ /* Add two quite large negative numbers. Should set the carry, but
+ not the overflow flag. Here -1073741824 is 0xC0000000. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, -1073741824, \
+ -1073741824
+
+ /* Add two quite large negative numbers that would overflow, with a
+ carry that just avoids the overflow. Should set the carry, but
+ not the overflow flag. Here -1073741824 is 0xC0000000 and
+ -1073741825 is 0xBFFFFFFF. */
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.addc, -1073741824, \
+ -1073741825
+
+ /* Add two large negative numbers. Should set both the overflow
+ and carry flags. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, -1073741825, \
+ -1073741825
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception, even when
+ it is the carry that causes the overflow. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, 0x40000000, \
+ 0x40000000
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.addc, 0x40000000, \
+ 0x3fffffff
+
+ /* Check that a carry alone does not cause a RANGE Exception, even
+ when it is the carry that causes the overflow. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, 0xffffffff, \
+ 0xfffffffe
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.addc, 0x00000000, \
+ 0xffffffff
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.addc, 0xbfffffff, \
+ 0xbfffffff
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test l.addi */
+
+ /* Add two small positive numbers */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 1, 2
+
+ /* Check carry in is ignored. */
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addi, 1, 2
+
+ /* Add two small negative numbers. Sets the carry flag but not the
+ overflow flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0xffffffff, \
+ 0xfffe
+
+ /* Add two quite large positive numbers. Should set neither the
+ overflow nor the carry flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0x7fff8000, \
+ 0x7fff
+
+ /* Add two large positive numbers. Should set the overflow, but
+ not the carry flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0x7fffc000, \
+ 0x4000
+
+ /* Add two quite large negative numbers. Should set the carry, but
+ not the overflow flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0x80008000, \
+ 0x8000
+
+ /* Add two large negative numbers. Should set both the overflow
+ and carry flags. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0x80007fff, \
+ 0x8000
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0x7fffc000, \
+ 0x4000
+
+ /* Check that a carry alone does not cause a RANGE Exception. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0xffffffff, \
+ 0xfffe
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addi, 0x80007fff, \
+ 0x8000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test l.addi */
+
+ /* Add two small positive numbers */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 1, 2
+
+ /* Add two small negative numbers. Sets the carry flag but not the
+ overflow flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0xffffffff, \
+ 0xfffe
+
+ /* Add two quite large positive numbers. Should set neither the
+ overflow nor the carry flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0x7fff8000, \
+ 0x7fff
+
+ /* Add two quite large positive numbers with a carry in. Should
+ set the overflow but not the carry flag. */
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addic, 0x7fff8000, 0x7fff
+
+ /* Add two large positive numbers. Should set the overflow, but
+ not the carry flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0x7fffc000, \
+ 0x4000
+
+ /* Add the largest unsigned value to zero with a carry. This
+ potentially can break a simplistic test for carry that does not
+ consider the carry flag properly. Do it both ways around. */
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addic, 0xffffffff, 0x0000
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addic, 0x00000000, 0xffff
+
+ /* Add two quite large negative numbers. Should set the carry, but
+ not the overflow flag. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0x80008000, \
+ 0x8000
+
+ /* Add two quite large negative numbers that would overflow, with a
+ carry that just avoids the overflow. This should set the carry,
+ but not the overflow flag. */
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addic, 0x80007fff, 0x8000
+
+ /* Add two large negative numbers. Should set both the overflow
+ and carry flags. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0x80007fff, \
+ 0x8000
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception, even when
+ it is the carry that causes the overflow. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0x7fffc000, \
+ 0x4000
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addic, 0x7fffc000, 0x3fff
+
+ /* Check that a carry alone does not cause a RANGE Exception, even
+ when it is the carry that causes the overflow. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0xffffffff, \
+ 0xfffe
+ TEST_INST_FF_I32_I16 SPR_SR_CY, SPR_SR_OV, l.addic, 0x00000000, 0xffff
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_FF_I32_I16 0, SPR_SR_CY | SPR_SR_OV, l.addic, 0x80007fff, \
+ 0x8000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+# OR1K simulator testsuite.
+#
+# Copyright 2017 Free Software Foundation, Inc.
+#
+# This program 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 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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, see <http://www.gnu.org/licenses/>.
+
+if [istarget or1k*-*-*] {
+
+ set all_machs "or1k"
+
+ global global_ld_options
+ set global_ld_options "-T $srcdir/$subdir/or1k-test.ld"
+
+ foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.S]] {
+
+ if ![runtest_file_p $runtests $src] {
+ continue
+ }
+
+ run_sim_test $src $all_machs
+ }
+
+}
--- /dev/null
+/* Tests instructions l.and, l.andi.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x55555555);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xc4c70f07);\n
+# output: report(0x44400004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x38f0f83b);\n
+# output: report(0x30800803);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000ffff);\n
+# output: report(0x0000ffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x0000aaaa);\n
+# output: report(0x0000aaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00005555);\n
+# output: report(0x00005555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00005555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000f83);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000f07);\n
+# output: report(0x00000004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000f83b);\n
+# output: report(0x00000803);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Always set OVE. We should never trigger an exception, even if
+ this bit is set. */
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test the l.and instruction with a range of operands. */
+ TEST_INST_I32_I32 l.and, 0x00000000, 0x00000000
+ TEST_INST_I32_I32 l.and, 0xffffffff, 0xffffffff
+ TEST_INST_I32_I32 l.and, 0xaaaaaaaa, 0x00000000
+ TEST_INST_I32_I32 l.and, 0xaaaaaaaa, 0xaaaaaaaa
+ TEST_INST_I32_I32 l.and, 0x55555555, 0x00000000
+ TEST_INST_I32_I32 l.and, 0x55555555, 0x55555555
+ TEST_INST_I32_I32 l.and, 0xaaaaaaaa, 0x55555555
+ TEST_INST_I32_I32 l.and, 0x4c70f07c, 0xb38f0f83
+ TEST_INST_I32_I32 l.and, 0x4c70f07c, 0xc4c70f07
+ TEST_INST_I32_I32 l.and, 0xb38f0f83, 0x38f0f83b
+
+ /* Test the l.andi instruction with a range of operands. */
+ TEST_INST_I32_I16 l.andi, 0x00000000, 0x0000
+ TEST_INST_I32_I16 l.andi, 0xffffffff, 0xffff
+ TEST_INST_I32_I16 l.andi, 0xaaaaaaaa, 0x0000
+ TEST_INST_I32_I16 l.andi, 0xaaaaaaaa, 0xaaaa
+ TEST_INST_I32_I16 l.andi, 0x55555555, 0x0000
+ TEST_INST_I32_I16 l.andi, 0x55555555, 0x5555
+ TEST_INST_I32_I16 l.andi, 0xaaaaaaaa, 0x5555
+ TEST_INST_I32_I16 l.andi, 0x4c70f07c, 0x0f83
+ TEST_INST_I32_I16 l.andi, 0x4c70f07c, 0x0f07
+ TEST_INST_I32_I16 l.andi, 0xb38f0f83, 0xf83b
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests some basic CPU instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0xffff0012);\n
+# output: report(0x12352af7);\n
+# output: report(0x7ffffffe);\n
+# output: report(0xffffa5a7);\n
+# output: report(0x000fffff);\n
+# output: report(0x00002800);\n
+# output: report(0x00000009);\n
+# output: report(0xdeaddead);\n
+# output: report(0xffff0000);\n
+# output: report(0x12345678);\n
+# output: report(0xabcdf0bd);\n
+# output: exit(0)\n
+
+#include "or1k-asm-test-env.h"
+
+#define FIRST_RAM_ADDR 0x00000000
+
+ STANDARD_TEST_HEADER
+
+ /* Early test begin. */
+
+ /* Do this test upfront, as it modifies STACK_POINTER_R1. */
+
+ l.addi r1 , r0 , 0x1
+ l.addi r2 , r1 , 0x2
+ l.addi r3 , r2 , 0x4
+ l.addi r4 , r3 , 0x8
+ l.addi r5 , r4 , 0x10
+ l.addi r6 , r5 , 0x20
+ l.addi r7 , r6 , 0x40
+ l.addi r8 , r7 , 0x80
+ l.addi r9 , r8 , 0x100
+ l.addi r10, r9 , 0x200
+ l.addi r11, r10, 0x400
+ l.addi r12, r11, 0x800
+ l.addi r13, r12, 0x1000
+ l.addi r14, r13, 0x2000
+ l.addi r15, r14, 0x4000
+ l.addi r16, r15, 0x8000
+
+ l.sub r31, r0 , r1
+ l.sub r30, r31, r2
+ l.sub r29, r30, r3
+ l.sub r28, r29, r4
+ l.sub r27, r28, r5
+ l.sub r26, r27, r6
+ l.sub r25, r26, r7
+ l.sub r24, r25, r8
+ l.sub r23, r24, r9
+ l.sub r22, r23, r10
+ l.sub r21, r22, r11
+ l.sub r20, r21, r12
+ l.sub r19, r20, r13
+ l.sub r18, r19, r14
+ l.sub r17, r18, r15
+ l.sub r16, r17, r16
+
+ /* We cannot use REPORT_REG_TO_CONSOLE here, as the stack is not
+ set up yet. */
+ MOVE_REG NOP_REPORT_R3, r16
+ REPORT_TO_CONSOLE /* Should be 0xffff0012 */
+
+ /* Early test end. */
+
+ STANDARD_TEST_BODY
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Read and write from RAM. */
+
+ LOAD_IMMEDIATE r31, FIRST_RAM_ADDR
+ l.sw 0(r31), r16
+
+ l.movhi r3,0x1234
+ l.ori r3,r3,0x5678
+
+ l.sw 4(r31),r3
+
+ l.lbz r4,4(r31)
+ l.add r8,r8,r4
+ l.sb 11(r31),r4
+ l.lbz r4,5(r31)
+ l.add r8,r8,r4
+ l.sb 10(r31),r4
+ l.lbz r4,6(r31)
+ l.add r8,r8,r4
+ l.sb 9(r31),r4
+ l.lbz r4,7(r31)
+ l.add r8,r8,r4
+ l.sb 8(r31),r4
+
+ l.lbs r4,8(r31)
+ l.add r8,r8,r4
+ l.sb 7(r31),r4
+ l.lbs r4,9(r31)
+ l.add r8,r8,r4
+ l.sb 6(r31),r4
+ l.lbs r4,10(r31)
+ l.add r8,r8,r4
+ l.sb 5(r31),r4
+ l.lbs r4,11(r31)
+ l.add r8,r8,r4
+ l.sb 4(r31),r4
+
+ l.lhz r4,4(r31)
+ l.add r8,r8,r4
+ l.sh 10(r31),r4
+ l.lhz r4,6(r31)
+ l.add r8,r8,r4
+ l.sh 8(r31),r4
+
+ l.lhs r4,8(r31)
+ l.add r8,r8,r4
+ l.sh 6(r31),r4
+ l.lhs r4,10(r31)
+ l.add r8,r8,r4
+ l.sh 4(r31),r4
+
+ l.lwz r4,4(r31)
+ l.add r8,r8,r4
+
+ REPORT_REG_TO_CONSOLE r8 /* Should be 0x12352af7 */
+
+ l.lwz r9,0(r31)
+ l.add r8,r9,r8
+ l.sw 0(r31),r8
+
+ /* Test arithmetic operations. */
+
+ l.addi r3,r0,1
+ l.addi r4,r0,2
+ l.addi r5,r0,-1
+ l.addi r6,r0,-1
+ l.addi r8,r0,0
+
+ l.sub r7,r5,r3
+ l.sub r8,r3,r5
+ l.add r8,r8,r7
+
+ l.div r7,r7,r4
+ l.add r9,r3,r4
+ l.mul r7,r9,r7
+ l.divu r7,r7,r4
+ l.add r8,r8,r7
+
+ REPORT_REG_TO_CONSOLE r8 /* Should be 0x7ffffffe */
+
+ l.lwz r9,0(r31)
+ l.add r8,r9,r8
+ l.sw 0(r31),r8
+
+ /* Test logical operations. */
+
+ l.addi r3,r0,1
+ l.addi r4,r0,2
+ l.addi r5,r0,-1
+ l.addi r6,r0,-1
+ l.addi r8,r0,0
+
+ l.andi r8,r8,1
+ l.and r8,r8,r3
+
+ l.xori r8,r5,0xa5a5
+ l.xor r8,r8,r5
+
+ l.ori r8,r8,2
+ l.or r8,r8,r4
+
+ REPORT_REG_TO_CONSOLE r8 /* Should be 0xffffa5a7 */
+
+ l.lwz r9,0(r31)
+ l.add r8,r9,r8
+ l.sw 0(r31),r8
+
+ /* Test shifting operations. */
+
+ l.addi r3,r0,1
+ l.addi r4,r0,2
+ l.addi r5,r0,-1
+ l.addi r6,r0,-1
+ l.addi r8,r0,0
+
+ l.slli r8,r5,6
+ l.sll r8,r8,r4
+
+ l.srli r8,r8,6
+ l.srl r8,r8,r4
+
+ l.srai r8,r8,2
+ l.sra r8,r8,r4
+
+ REPORT_REG_TO_CONSOLE r8 /* Should be 0x000fffff */
+
+ l.lwz r9,0(r31)
+ l.add r8,r9,r8
+ l.sw 0(r31),r8
+
+ /* Test the CPU flag. */
+
+ l.addi r3,r0,1
+ l.addi r4,r0,-2
+ l.addi r8,r0,0
+
+ l.sfeq r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfeq r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfeqi r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfeqi r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfne r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfne r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfnei r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfnei r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgtu r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgtu r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgtui r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgtui r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgeu r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgeu r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgeui r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgeui r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfltu r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfltu r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfltui r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfltui r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfleu r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfleu r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfleui r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfleui r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgts r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgts r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgtsi r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgtsi r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfges r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfges r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgesi r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfgesi r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sflts r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sflts r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfltsi r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfltsi r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfles r3,r3
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sfles r3,r4
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sflesi r3,1
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ l.sflesi r3,-2
+ l.mfspr r5,r0,17
+ l.andi r4,r5,0x200
+ l.add r8,r8,r4
+
+ REPORT_REG_TO_CONSOLE r8 /* Should be 0x00002800 */
+
+ l.lwz r9,0(r31)
+ l.add r8,r9,r8
+ l.sw 0(r31),r8
+
+ /* Test the jump instructions. */
+
+ l.addi r8,r0,0
+
+ OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.j _T1)
+ )
+
+_T2: OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.jr r9)
+ )
+
+_T1: OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.jal _T2)
+ )
+
+ l.sfeqi r0,0
+ OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.bf _T3)
+ )
+
+_T3: l.sfeqi r0,1
+ OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.bf _T4)
+ )
+
+ l.addi r8,r8,1
+
+_T4: l.sfeqi r0,0
+ OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.bnf _T5)
+ )
+
+ l.addi r8,r8,1
+
+_T5: l.sfeqi r0,1
+ OR1K_DELAYED (
+ OR1K_INST (l.addi r8,r8,1),
+ OR1K_INST (l.bnf _T6)
+ )
+
+ l.addi r8,r8,1
+
+_T6: l.movhi r3,hi (_T7)
+ l.ori r3,r3,lo (_T7)
+ l.mtspr r0,r3,32
+ l.mfspr r5,r0,17
+ l.mtspr r0,r5,64
+ l.rfe
+ l.addi r8,r8,1 /* l.rfe should not have a delay slot */
+
+ l.addi r8,r8,1
+
+_T7: REPORT_REG_TO_CONSOLE r8 /* Should be 0x000000009 */
+
+ l.lwz r9,0(r31)
+ l.add r8,r9,r8
+ l.sw 0(r31),r8
+
+ l.lwz r9,0(r31)
+ l.movhi r3,0x4c69
+ l.ori r3,r3,0xe5f7
+ l.add r8,r8,r3
+
+ REPORT_REG_TO_CONSOLE r8 /* Should be 0xdeaddead */
+
+ /* Test l.movhi, on 32-bit implementations it should not
+ sign-extend anything. */
+
+ l.movhi r3, -1
+ REPORT_REG_TO_CONSOLE r3
+
+ /* Test l.cmov */
+
+ LOAD_IMMEDIATE r14, 0x12345678
+ LOAD_IMMEDIATE r15, 0xABCDF0BD
+
+ SET_SPR_SR_FLAGS SPR_SR_F, r6, r7
+ l.cmov r10, r14, r15
+ CLEAR_SPR_SR_FLAGS SPR_SR_F, r6, r7
+ l.cmov r11, r14, r15
+
+ REPORT_REG_TO_CONSOLE r10
+ REPORT_REG_TO_CONSOLE r11
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the divide instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x0000000c);\n
+# output: report(0x00000003);\n
+# output: report(0x00000004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000b);\n
+# output: report(0x00000003);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff5);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0x00000003);\n
+# output: report(0xfffffffc);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff5);\n
+# output: report(0x00000003);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffc);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000b);\n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0x00000000);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0x00000000);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0x00000003);\n
+# output: report(0x00000004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000b);\n
+# output: report(0x00000003);\n
+# output: report(0x00000003);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff5);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0x00000003);\n
+# output: report(0x55555551);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff5);\n
+# output: report(0x00000003);\n
+# output: report(0x55555551);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000b);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xfffffff4);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .exception_vectors
+
+ /* Range exception. */
+ .org 0xb00
+
+ l.addi r1, r1, -EXCEPTION_STACK_SKIP_SIZE
+ PUSH r2
+ PUSH r3
+ /* Save the address of the instruction that caused the problem. */
+ MOVE_FROM_SPR r2, SPR_EPCR_BASE
+ LOAD_IMMEDIATE r3, 0x15000000 /* Opcode for l.nop */
+ l.sw 0(r2), r3
+ POP r3
+ POP r2
+ l.addi r1, r1, EXCEPTION_STACK_SKIP_SIZE
+ l.rfe
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.div */
+
+ /* Divide two positive numbers and check rounding. Should set no
+ flags. */
+ TEST_INST_I32_I32 l.div, 0x0000000c, 0x00000003 /* 12 / 3 = 4 */
+ TEST_INST_I32_I32 l.div, 0x0000000b, 0x00000003 /* 11 / 3 = 3 */
+
+ /* Divide two negative numbers and check rounding. Should set no
+ flags. */
+ TEST_INST_I32_I32 l.div, 0xfffffff4, 0xfffffffd
+ TEST_INST_I32_I32 l.div, 0xfffffff5, 0xfffffffd
+
+ /* Divide a negative number by a positive number and check
+ rounding. Should set no flags. */
+ TEST_INST_I32_I32 l.div, 0xfffffff4, 0x00000003
+ TEST_INST_I32_I32 l.div, 0xfffffff5, 0x00000003
+
+ /* Divide a positive number by a negative number and check
+ rounding. Should set no flags. */
+ TEST_INST_I32_I32 l.div, 0x0000000c, 0xfffffffd
+ TEST_INST_I32_I32 l.div, 0x0000000b, 0xfffffffd
+
+ /* Divide by zero. This will set the carry flag. */
+ TEST_INST_I32_I32 l.div, 0x0000000c, 0x00000000
+ TEST_INST_I32_I32 l.div, 0xfffffff4, 0x00000000
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Divide by zero. This will set the carry flag and trigger an
+ exception. */
+ TEST_INST_I32_I32 l.div, 0x0000000c, 0x00000000
+ TEST_INST_I32_I32 l.div, 0xfffffff4, 0x00000000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test l.divu */
+
+ /* Divide two positive numbers and check rounding. Should set no
+ flags. */
+ TEST_INST_I32_I32 l.divu, 0x0000000c, 0x00000003
+ TEST_INST_I32_I32 l.divu, 0x0000000b, 0x00000003
+
+ /* Divide two numbers that would be negative under 2's complement
+ and check rounding. Should set no flags. */
+ TEST_INST_I32_I32 l.divu, 0xfffffff4, 0xfffffffd
+ TEST_INST_I32_I32 l.divu, 0xfffffff5, 0xfffffffd
+
+ /* Divide a number that would be negative under 2's complement by a
+ number that would be positive under 2's complement and check
+ rounding. This should set no flags. */
+ TEST_INST_I32_I32 l.divu, 0xfffffff4, 0x00000003
+ TEST_INST_I32_I32 l.divu, 0xfffffff5, 0x00000003
+
+ /* Divide a number that would be positive under 2's complement by a
+ number that would be negative under 2's complement and check
+ rounding. This should set no flags. */
+ TEST_INST_I32_I32 l.divu, 0x0000000c, 0xfffffffd
+ TEST_INST_I32_I32 l.divu, 0x0000000b, 0xfffffffd
+
+ /* Divide by zero. This will set the carry flag. */
+ TEST_INST_I32_I32 l.divu, 0x0000000c, 0x00000000
+ TEST_INST_I32_I32 l.divu, 0xfffffff4, 0x00000000
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Divide by zero. This will set the carry flag and trigger an
+ exception. */
+ TEST_INST_I32_I32 l.divu, 0x0000000c, 0x00000000
+ TEST_INST_I32_I32 l.divu, 0xfffffff4, 0x00000000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the l.ext{b,h}{s,z} instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x0000007f);\n
+# output: report(0x0000007f);\n
+# output: report(0x00000053);\n
+# output: report(0x00000053);\n
+# output: report(0x0000ff53);\n
+# output: report(0x00000053);\n
+# output: report(0x00001234);\n
+# output: report(0x00000034);\n
+# output: report(0x000000ff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000080);\n
+# output: report(0xffffff80);\n
+# output: report(0x0000ff80);\n
+# output: report(0xffffff80);\n
+# output: report(0x00007f80);\n
+# output: report(0xffffff80);\n
+# output: report(0x00007fff);\n
+# output: report(0xffffffff);\n
+# output: report(0x0000007f);\n
+# output: report(0x0000007f);\n
+# output: report(0x00000053);\n
+# output: report(0x00000053);\n
+# output: report(0x0000ff53);\n
+# output: report(0x00000053);\n
+# output: report(0x00001234);\n
+# output: report(0x00000034);\n
+# output: report(0x000000ff);\n
+# output: report(0x000000ff);\n
+# output: report(0x00000080);\n
+# output: report(0x00000080);\n
+# output: report(0x0000ff80);\n
+# output: report(0x00000080);\n
+# output: report(0x00007f80);\n
+# output: report(0x00000080);\n
+# output: report(0x00007fff);\n
+# output: report(0x000000ff);\n
+# output: report(0x00007fff);\n
+# output: report(0x00007fff);\n
+# output: report(0x00005233);\n
+# output: report(0x00005233);\n
+# output: report(0xffff2f53);\n
+# output: report(0x00002f53);\n
+# output: report(0x12345678);\n
+# output: report(0x00005678);\n
+# output: report(0x0000ffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00008000);\n
+# output: report(0xffff8000);\n
+# output: report(0x0000ff80);\n
+# output: report(0xffffff80);\n
+# output: report(0x80008000);\n
+# output: report(0xffff8000);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00007fff);\n
+# output: report(0x00007fff);\n
+# output: report(0x00005233);\n
+# output: report(0x00005233);\n
+# output: report(0xffff2f53);\n
+# output: report(0x00002f53);\n
+# output: report(0x12345678);\n
+# output: report(0x00005678);\n
+# output: report(0x0000ffff);\n
+# output: report(0x0000ffff);\n
+# output: report(0x00008000);\n
+# output: report(0x00008000);\n
+# output: report(0x0000ff80);\n
+# output: report(0x0000ff80);\n
+# output: report(0x80008000);\n
+# output: report(0x00008000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x0000ffff);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fff7fff);\n
+# output: report(0x7fff7fff);\n
+# output: report(0xffff7f7f);\n
+# output: report(0xffff7f7f);\n
+# output: report(0xffffff7f);\n
+# output: report(0xffffff7f);\n
+# output: report(0xffff7fff);\n
+# output: report(0xffff7fff);\n
+# output: report(0x7fff7f7f);\n
+# output: report(0x7fff7f7f);\n
+# output: report(0x12345678);\n
+# output: report(0x12345678);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fff7fff);\n
+# output: report(0x7fff7fff);\n
+# output: report(0xffff7f7f);\n
+# output: report(0xffff7f7f);\n
+# output: report(0xffffff7f);\n
+# output: report(0xffffff7f);\n
+# output: report(0xffff7fff);\n
+# output: report(0xffff7fff);\n
+# output: report(0x7fff7f7f);\n
+# output: report(0x7fff7f7f);\n
+# output: report(0x12345678);\n
+# output: report(0x12345678);\n
+# output: exit(0)\n
+
+#include "or1k-asm-test-env.h"
+
+ .macro CHECK_EXT insn, val, mask, high_mask
+ LOAD_IMMEDIATE r4, \val
+ REPORT_REG_TO_CONSOLE r4
+ \insn r5, r4
+ REPORT_REG_TO_CONSOLE r5
+ LOAD_IMMEDIATE r6, \mask
+ l.xori r7, r6, -1
+ l.and r8, r4, r6
+ l.and r9, r5, r6
+ l.sfne r8, r9
+ OR1K_DELAYED_NOP (l.bf ext_fail)
+ l.and r8, r5, r7
+ LOAD_IMMEDIATE r7, \high_mask
+ l.sfne r8, r7
+ OR1K_DELAYED_NOP (l.bf ext_fail)
+ .endm
+
+#define CHECK_HIGH3_CLEAR(insn, val) CHECK_EXT insn, val, 0x000000ff, 0
+#define CHECK_HIGH3_SET(val) CHECK_EXT l.extbs, val, 0x000000ff, 0xffffff00
+#define CHECK_HIGH2_CLEAR(insn, val) CHECK_EXT insn, val, 0x0000ffff, 0
+#define CHECK_HIGH2_SET(val) CHECK_EXT l.exths, val, 0x0000ffff, 0xffff0000
+
+ .macro CHECK_MOVE insn, val
+ LOAD_IMMEDIATE r4, \val
+ REPORT_REG_TO_CONSOLE r4
+ \insn r5, r4
+ REPORT_REG_TO_CONSOLE r5
+ l.sfne r5, r4
+ OR1K_DELAYED_NOP (l.bf ext_fail)
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.extbs */
+ CHECK_HIGH3_CLEAR ( l.extbs, 0x7f )
+ CHECK_HIGH3_CLEAR ( l.extbs, 0x53 )
+ CHECK_HIGH3_CLEAR ( l.extbs, 0xff53 )
+ CHECK_HIGH3_CLEAR ( l.extbs, 0x1234 )
+
+ CHECK_HIGH3_SET (0xff)
+ CHECK_HIGH3_SET (0x80)
+ CHECK_HIGH3_SET (0xff80)
+ CHECK_HIGH3_SET (0x7f80)
+ CHECK_HIGH3_SET (0x7fff)
+
+ /* Test l.extbz */
+ CHECK_HIGH3_CLEAR (l.extbz, 0x7f)
+ CHECK_HIGH3_CLEAR (l.extbz, 0x53)
+ CHECK_HIGH3_CLEAR (l.extbz, 0xff53)
+ CHECK_HIGH3_CLEAR (l.extbz, 0x1234)
+
+ CHECK_HIGH3_CLEAR (l.extbz, 0xff)
+ CHECK_HIGH3_CLEAR (l.extbz, 0x80)
+ CHECK_HIGH3_CLEAR (l.extbz, 0xff80)
+ CHECK_HIGH3_CLEAR (l.extbz, 0x7f80)
+ CHECK_HIGH3_CLEAR (l.extbz, 0x7fff)
+
+ /* Test l.exths */
+ CHECK_HIGH2_CLEAR (l.exths, 0x7fff)
+ CHECK_HIGH2_CLEAR (l.exths, 0x5233)
+ CHECK_HIGH2_CLEAR (l.exths, 0xffff2f53)
+ CHECK_HIGH2_CLEAR (l.exths, 0x12345678)
+
+ CHECK_HIGH2_SET (0xffff)
+ CHECK_HIGH2_SET (0x8000)
+ CHECK_HIGH2_SET (0xff80)
+ CHECK_HIGH2_SET (0x80008000)
+ CHECK_HIGH2_SET (0x7fffffff)
+
+ /* Test l.exthz */
+ CHECK_HIGH2_CLEAR (l.exthz, 0x7fff)
+ CHECK_HIGH2_CLEAR (l.exthz, 0x5233)
+ CHECK_HIGH2_CLEAR (l.exthz, 0xffff2f53)
+ CHECK_HIGH2_CLEAR (l.exthz, 0x12345678)
+
+ CHECK_HIGH2_CLEAR (l.exthz, 0xffff)
+ CHECK_HIGH2_CLEAR (l.exthz, 0x8000)
+ CHECK_HIGH2_CLEAR (l.exthz, 0xff80)
+ CHECK_HIGH2_CLEAR (l.exthz, 0x80008000)
+ CHECK_HIGH2_CLEAR (l.exthz, 0x7fffffff)
+
+ /* Test l.extws */
+ CHECK_MOVE l.extws, 0xffffffff
+ CHECK_MOVE l.extws, 0x7fffffff
+ CHECK_MOVE l.extws, 0x7fff7fff
+ CHECK_MOVE l.extws, 0xffff7f7f
+ CHECK_MOVE l.extws, 0xffffff7f
+ CHECK_MOVE l.extws, 0xffff7fff
+ CHECK_MOVE l.extws, 0x7fff7f7f
+ CHECK_MOVE l.extws, 0x12345678
+
+ /* Test l.extwz */
+ CHECK_MOVE l.extwz, 0xffffffff
+ CHECK_MOVE l.extwz, 0x7fffffff
+ CHECK_MOVE l.extwz, 0x7fff7fff
+ CHECK_MOVE l.extwz, 0xffff7f7f
+ CHECK_MOVE l.extwz, 0xffffff7f
+ CHECK_MOVE l.extwz, 0xffff7fff
+ CHECK_MOVE l.extwz, 0x7fff7f7f
+ CHECK_MOVE l.extwz, 0x12345678
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
+
+ext_fail:
+ EXIT_SIMULATION_WITH_IMMEDIATE_EXIT_CODE SEC_GENERIC_ERROR
--- /dev/null
+/* Tests the find instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x00000020);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000002);\n
+# output: \n
+# output: report(0x00018000);\n
+# output: report(0x00000010);\n
+# output: \n
+# output: report(0xc0000000);\n
+# output: report(0x0000001f);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x00000020);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x0000001f);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000020);\n
+# output: \n
+# output: report(0x00018000);\n
+# output: report(0x00000011);\n
+# output: \n
+# output: report(0xc0000000);\n
+# output: report(0x00000020);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ .macro TEST_FIND opcode, operand
+ LOAD_IMMEDIATE r5, \operand
+ REPORT_REG_TO_CONSOLE r5
+ \opcode r4, r5
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.ff1 */
+
+ TEST_FIND l.ff1, 0x00000001
+ TEST_FIND l.ff1, 0x80000000
+ TEST_FIND l.ff1, 0x55555555
+ TEST_FIND l.ff1, 0xaaaaaaaa
+ TEST_FIND l.ff1, 0x00018000
+ TEST_FIND l.ff1, 0xc0000000
+ TEST_FIND l.ff1, 0x00000000
+
+ /* Test l.fl1 */
+
+ TEST_FIND l.fl1, 0x00000001
+ TEST_FIND l.fl1, 0x80000000
+ TEST_FIND l.fl1, 0x55555555
+ TEST_FIND l.fl1, 0xaaaaaaaa
+ TEST_FIND l.fl1, 0x00018000
+ TEST_FIND l.fl1, 0xc0000000
+ TEST_FIND l.fl1, 0x00000000
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the set flag (l.sf*) instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+#define INT_MAX 2147483647 /* 0x7fffffff */
+#define INT_MAX_MIN1 2147483646 /* 0x7ffffffe */
+#define NEG_INT_MAX -2147483648 /* 0x80000000 */
+#define NEG_INT_MAX_PL1 -2147483647 /* 0x80000001 */
+#define MIN1 -1 /* 0xffffffff */
+
+#define SHRT_MIN (-32768)
+#define SHRT_MAX 32767
+
+#define UINT_MAX 4294967295 /* 0xffffffff */
+#define UINT_MAX_MIN1 4294967294 /* 0xfffffffe */
+
+#define USHRT_MAX 65535
+
+ .macro MOVE_TO_R4_R5_AND_REPORT a, b
+ LOAD_IMMEDIATE r4, \a
+ LOAD_IMMEDIATE r5, \b
+
+ /* During development, add REPORT_xxx statements here to see the
+ operands. */
+ .endm
+
+ .macro MOVE_TO_R4_AND_REPORT_I a, b
+ LOAD_IMMEDIATE r4, \a
+
+ /* During development, add REPORT_xxx statements here to see the
+ operands. */
+ .endm
+
+ .macro SHOULD_BE_SET
+ OR1K_DELAYED_NOP (l.bnf failed)
+ .endm
+
+ .macro SHOULDNT_BE_SET
+ OR1K_DELAYED_NOP (l.bf failed)
+ .endm
+
+ .macro SHOULD_BE_LESS_THAN_SIGNED a, b
+ MOVE_TO_R4_R5_AND_REPORT \a , \b
+
+ l.sfeq r4, r5
+ SHOULDNT_BE_SET
+ l.sfne r4, r5
+ SHOULD_BE_SET
+ l.sfgts r4, r5
+ SHOULDNT_BE_SET
+ l.sfges r4, r5
+ SHOULDNT_BE_SET
+ l.sfles r4, r5
+ SHOULD_BE_SET
+ l.sflts r4, r5
+ SHOULD_BE_SET
+ .endm
+
+ .macro SHOULD_BE_GREATER_THAN_SIGNED a, b
+ MOVE_TO_R4_R5_AND_REPORT \a , \b
+
+ l.sfeq r4, r5
+ SHOULDNT_BE_SET
+ l.sfne r4, r5
+ SHOULD_BE_SET
+ l.sfgts r4, r5
+ SHOULD_BE_SET
+ l.sfges r4, r5
+ SHOULD_BE_SET
+ l.sfles r4, r5
+ SHOULDNT_BE_SET
+ l.sflts r4, r5
+ SHOULDNT_BE_SET
+ .endm
+
+ .macro SHOULD_BE_LESS_THAN_UNSIGNED a, b
+ MOVE_TO_R4_R5_AND_REPORT \a , \b
+
+ l.sfeq r4, r5
+ SHOULDNT_BE_SET
+ l.sfne r4, r5
+ SHOULD_BE_SET
+ l.sfgtu r4, r5
+ SHOULDNT_BE_SET
+ l.sfgeu r4, r5
+ SHOULDNT_BE_SET
+ l.sfleu r4, r5
+ SHOULD_BE_SET
+ l.sfltu r4, r5
+ SHOULD_BE_SET
+ .endm
+
+ .macro SHOULD_BE_GREATER_THAN_UNSIGNED a, b
+ MOVE_TO_R4_R5_AND_REPORT \a , \b
+
+ l.sfeq r4, r5
+ SHOULDNT_BE_SET
+ l.sfne r4, r5
+ SHOULD_BE_SET
+ l.sfgtu r4, r5
+ SHOULD_BE_SET
+ l.sfgeu r4, r5
+ SHOULD_BE_SET
+ l.sfleu r4, r5
+ SHOULDNT_BE_SET
+ l.sfltu r4, r5
+ SHOULDNT_BE_SET
+ .endm
+
+ .macro SHOULD_BE_EQUAL a, b
+ MOVE_TO_R4_R5_AND_REPORT \a , \b
+
+ l.sfeq r4, r5
+ SHOULD_BE_SET
+ l.sfne r4, r5
+ SHOULDNT_BE_SET
+
+ /* Signed tests. */
+ l.sfgts r4, r5
+ SHOULDNT_BE_SET
+ l.sfges r4, r5
+ SHOULD_BE_SET
+ l.sfles r4, r5
+ SHOULD_BE_SET
+ l.sflts r4, r5
+ SHOULDNT_BE_SET
+
+ /* Unsigned tests. */
+ l.sfgtu r4, r5
+ SHOULDNT_BE_SET
+ l.sfgeu r4, r5
+ SHOULD_BE_SET
+ l.sfleu r4, r5
+ SHOULD_BE_SET
+ l.sfltu r4, r5
+ SHOULDNT_BE_SET
+ .endm
+
+ .macro SHOULDNT_BE_EQUAL a, b
+ MOVE_TO_R4_R5_AND_REPORT \a , \b
+
+ l.sfeq r4, r5
+ SHOULDNT_BE_SET
+ l.sfne r4, r5
+ SHOULD_BE_SET
+ .endm
+
+ .macro SHOULD_BE_EQUAL_I a, b
+ MOVE_TO_R4_AND_REPORT_I \a, \b
+
+ l.sfeqi r4, \b
+ SHOULD_BE_SET
+ l.sfnei r4, \b
+ SHOULDNT_BE_SET
+
+ /* Signed tests. */
+ l.sfgtsi r4, \b
+ SHOULDNT_BE_SET
+ l.sfgesi r4, \b
+ SHOULD_BE_SET
+ l.sflesi r4, \b
+ SHOULD_BE_SET
+ l.sfltsi r4, \b
+ SHOULDNT_BE_SET
+
+ /* Unsigned tests. */
+ l.sfgtui r4, \b
+ SHOULDNT_BE_SET
+ l.sfgeui r4, \b
+ SHOULD_BE_SET
+ l.sfleui r4, \b
+ SHOULD_BE_SET
+ l.sfltui r4, \b
+ SHOULDNT_BE_SET
+ .endm
+
+ .macro SHOULDNT_BE_EQUAL_I a, b
+ MOVE_TO_R4_AND_REPORT_I \a, \b
+
+ l.sfeqi r4, \b
+ SHOULDNT_BE_SET
+ l.sfnei r4, \b
+ SHOULD_BE_SET
+ .endm
+
+ .macro SHOULD_BE_LESS_THAN_SIGNED_I a, b
+ MOVE_TO_R4_AND_REPORT_I \a, \b
+
+ l.sfeqi r4, \b
+ SHOULDNT_BE_SET
+ l.sfnei r4, \b
+ SHOULD_BE_SET
+ l.sfgtsi r4, \b
+ SHOULDNT_BE_SET
+ l.sfgesi r4, \b
+ SHOULDNT_BE_SET
+ l.sflesi r4, \b
+ SHOULD_BE_SET
+ l.sfltsi r4, \b
+ SHOULD_BE_SET
+ .endm
+
+ .macro SHOULD_BE_GREATER_THAN_SIGNED_I a, b
+ MOVE_TO_R4_AND_REPORT_I \a, \b
+
+ l.sfeqi r4, \b
+ SHOULDNT_BE_SET
+ l.sfnei r4, \b
+ SHOULD_BE_SET
+ l.sfgtsi r4, \b
+ SHOULD_BE_SET
+ l.sfgesi r4, \b
+ SHOULD_BE_SET
+ l.sflesi r4, \b
+ SHOULDNT_BE_SET
+ l.sfltsi r4, \b
+ SHOULDNT_BE_SET
+ .endm
+
+ .macro SHOULD_BE_LESS_THAN_UNSIGNED_I a, b
+ MOVE_TO_R4_AND_REPORT_I \a, \b
+
+ l.sfeqi r4, \b
+ SHOULDNT_BE_SET
+ l.sfnei r4, \b
+ SHOULD_BE_SET
+ l.sfgtui r4, \b
+ SHOULDNT_BE_SET
+ l.sfgeui r4, \b
+ SHOULDNT_BE_SET
+ l.sfleui r4, \b
+ SHOULD_BE_SET
+ l.sfltui r4, \b
+ SHOULD_BE_SET
+ .endm
+
+ .macro SHOULD_BE_GREATER_THAN_UNSIGNED_I a, b
+ MOVE_TO_R4_AND_REPORT_I \a, \b
+
+ l.sfeqi r4, \b
+ SHOULDNT_BE_SET
+ l.sfnei r4, \b
+ SHOULD_BE_SET
+ l.sfgtui r4, \b
+ SHOULD_BE_SET
+ l.sfgeui r4, \b
+ SHOULD_BE_SET
+ l.sfleui r4, \b
+ SHOULDNT_BE_SET
+ l.sfltui r4, \b
+ SHOULDNT_BE_SET
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Signed tests */
+
+ SHOULD_BE_LESS_THAN_SIGNED 0, 1
+ SHOULD_BE_LESS_THAN_SIGNED MIN1, 0
+ SHOULD_BE_LESS_THAN_SIGNED INT_MAX_MIN1, INT_MAX
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX, INT_MAX
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX, INT_MAX_MIN1
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX_PL1, INT_MAX
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX_PL1, INT_MAX_MIN1
+ SHOULD_BE_LESS_THAN_SIGNED -7, -6
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX, NEG_INT_MAX_PL1
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX, MIN1
+ SHOULD_BE_LESS_THAN_SIGNED NEG_INT_MAX, 0
+
+ SHOULD_BE_GREATER_THAN_SIGNED 1, 0
+ SHOULD_BE_GREATER_THAN_SIGNED 0, MIN1
+ SHOULD_BE_GREATER_THAN_SIGNED INT_MAX, INT_MAX_MIN1
+ SHOULD_BE_GREATER_THAN_SIGNED INT_MAX, NEG_INT_MAX
+ SHOULD_BE_GREATER_THAN_SIGNED INT_MAX_MIN1, NEG_INT_MAX
+ SHOULD_BE_GREATER_THAN_SIGNED INT_MAX, NEG_INT_MAX_PL1
+ SHOULD_BE_GREATER_THAN_SIGNED INT_MAX_MIN1, NEG_INT_MAX_PL1
+ SHOULD_BE_GREATER_THAN_SIGNED -6, -7
+ SHOULD_BE_GREATER_THAN_SIGNED NEG_INT_MAX_PL1, NEG_INT_MAX
+ SHOULD_BE_GREATER_THAN_SIGNED MIN1, NEG_INT_MAX
+ SHOULD_BE_GREATER_THAN_SIGNED 0, NEG_INT_MAX
+
+ /* See the immediate tests below. */
+ SHOULD_BE_LESS_THAN_SIGNED 0xFFFF7FFF, 0xFFFF8000
+ /* See the immediate tests below. */
+ SHOULD_BE_GREATER_THAN_SIGNED 0xFFFF8001, 0xFFFF8000
+
+ /* Signed tests, immediate */
+
+ SHOULD_BE_LESS_THAN_SIGNED_I 0, 1
+ SHOULD_BE_LESS_THAN_SIGNED_I -1, 0
+ SHOULD_BE_LESS_THAN_SIGNED_I -7, -6
+
+ SHOULD_BE_GREATER_THAN_SIGNED_I 0x00008000, 0x7FFF
+ SHOULD_BE_LESS_THAN_SIGNED_I 0xFFFFFFFF, 0x7FFF
+ /* 0x8000 gets sign-extended to 0xFFFF8000. */
+ SHOULD_BE_LESS_THAN_SIGNED_I 0xFFFF7FFF, 0x8000
+ /* 0x8000 gets sign-extended to 0xFFFF8000. */
+ SHOULD_BE_GREATER_THAN_SIGNED_I 0xFFFF8001, 0x8000
+ /* 0x8000 gets sign-extended to 0xFFFF8000. */
+ SHOULD_BE_GREATER_THAN_SIGNED_I 0x00008000, 0x8000
+
+ /* Unsigned tests */
+
+ SHOULD_BE_LESS_THAN_UNSIGNED 0, 1
+ SHOULD_BE_LESS_THAN_UNSIGNED UINT_MAX_MIN1, UINT_MAX
+ SHOULD_BE_GREATER_THAN_UNSIGNED 1, 0
+ SHOULD_BE_GREATER_THAN_UNSIGNED UINT_MAX, UINT_MAX_MIN1
+ SHOULD_BE_GREATER_THAN_UNSIGNED UINT_MAX, 0
+ SHOULD_BE_GREATER_THAN_UNSIGNED 0x80000001, 0x80000000
+ SHOULD_BE_LESS_THAN_UNSIGNED 0x80000000, 0x80000001
+ SHOULD_BE_GREATER_THAN_UNSIGNED 0x80000000, 0x7fffffff
+ SHOULD_BE_LESS_THAN_UNSIGNED 0x7fffffff, 0x80000000
+ SHOULD_BE_GREATER_THAN_UNSIGNED 0x7fffffff, 0x7ffffffe
+ SHOULD_BE_LESS_THAN_UNSIGNED 0x7ffffffe, 0x7fffffff
+ SHOULD_BE_LESS_THAN_UNSIGNED 0x2024fae0, 0xfef03220
+
+ /* Unsigned tests, immediate */
+
+ SHOULD_BE_LESS_THAN_UNSIGNED_I 0, 1
+ SHOULD_BE_GREATER_THAN_UNSIGNED_I 1, 0
+ SHOULD_BE_LESS_THAN_UNSIGNED_I SHRT_MAX - 1, SHRT_MAX
+ SHOULD_BE_GREATER_THAN_UNSIGNED_I SHRT_MAX , SHRT_MAX - 1
+
+ /* The sign extension produces unexpected results here. */
+
+ /* 0xFFFF gets sign-extended to 0xFFFFFFFF. */
+ SHOULD_BE_LESS_THAN_UNSIGNED_I 0xFFFFFFFF - 1, 0xFFFF
+ /* 0x8000 gets sign-extended to 0xFFFF8000. */
+ SHOULD_BE_LESS_THAN_UNSIGNED_I 0xFFFF7FFF, 0x8000
+
+ /* Equal tests. */
+
+ SHOULD_BE_EQUAL 0, 0
+ SHOULD_BE_EQUAL UINT_MAX, UINT_MAX
+ SHOULD_BE_EQUAL MIN1, UINT_MAX
+ SHOULD_BE_EQUAL INT_MAX, INT_MAX
+ SHOULD_BE_EQUAL NEG_INT_MAX, NEG_INT_MAX
+
+ /* Equal tests, immediate. Test the 16-to-32-bit sign extension. */
+
+ SHOULD_BE_EQUAL_I 0, 0
+ SHOULD_BE_EQUAL_I 0x00007FFF, 0x7FFF
+ SHOULD_BE_EQUAL_I 0xFFFF8000, 0x8000
+ SHOULD_BE_EQUAL_I 0xFFFFFFFF, 0xFFFF
+
+ /* Non-equal tests. */
+
+ SHOULDNT_BE_EQUAL 0, 1
+ SHOULDNT_BE_EQUAL UINT_MAX, INT_MAX
+ SHOULDNT_BE_EQUAL UINT_MAX, NEG_INT_MAX
+ SHOULDNT_BE_EQUAL MIN1, NEG_INT_MAX_PL1
+ SHOULDNT_BE_EQUAL INT_MAX, NEG_INT_MAX
+ SHOULDNT_BE_EQUAL NEG_INT_MAX_PL1, UINT_MAX_MIN1
+
+ /* Non-equal tests, immediate. Test the 16-to-32-bit sign
+ extension. */
+
+ SHOULDNT_BE_EQUAL_I 0x00008000, 0x8000
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
+
+failed:
+ EXIT_SIMULATION_WITH_IMMEDIATE_EXIT_CODE SEC_GENERIC_ERROR
--- /dev/null
+/* Tests some basic fpu instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00007ab7);\n
+# output: report(0xffffd8f0);\n
+# output: report(0x46f56e00);\n
+# output: report(0xc61c4000);\n
+# output: report(0x00007ab7);\n
+# output: report(0xffffd8f0);\n
+# output: \n
+# output: report(0xc0490e56);\n
+# output: report(0xfffffffd);\n
+# output: \n
+# output: report(0x4e6b4bbb);\n
+# output: \n
+# output: report(0xbdc0be40);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: \n
+# output: WARNING: ignoring fpu error caught in fast mode.\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .exception_vectors
+
+ /* Floating point exception. */
+ .org 0xd00
+
+ /* The handling is a bit dubious at present. We just patch the
+ instruction with l.nop and restart. This will go wrong in branch
+ delay slots. But we don't have those in this test. */
+ l.addi r1, r1, -EXCEPTION_STACK_SKIP_SIZE
+ PUSH r2
+ PUSH r3
+ /* Save the address of the instruction that caused the problem. */
+ MOVE_FROM_SPR r2, SPR_EPCR_BASE
+ LOAD_IMMEDIATE r3, 0x15000000 /* Opcode for l.nop */
+ l.sw -4(r2), r3
+ POP r3
+ POP r2
+ l.addi r1, r1, EXCEPTION_STACK_SKIP_SIZE
+ l.rfe
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test lf.itof.s int to float conversion. Setting up:
+ * r10 31415.0f
+ * r12 -10000.0f
+ */
+ l.ori r11, r0, 31415
+ l.ori r13, r0, -10000
+ l.movhi r15, 0xffff
+ l.or r13, r13, r15
+
+ REPORT_REG_TO_CONSOLE r11
+ REPORT_REG_TO_CONSOLE r13
+ lf.itof.s r10, r11
+ lf.itof.s r12, r13
+ REPORT_REG_TO_CONSOLE r10
+ REPORT_REG_TO_CONSOLE r12
+
+ /* Test lf.ftoi.s float to int conversion. */
+ lf.ftoi.s r11, r10
+ lf.ftoi.s r13, r12
+ REPORT_REG_TO_CONSOLE r11
+ REPORT_REG_TO_CONSOLE r13
+ PRINT_NEWLINE_TO_CONSOLE
+
+ /* Test lf.div.s divide 31415 by -1000 to get -pi. Setting up:
+ * r8 -3.1415f
+ */
+ lf.div.s r8, r10, r12
+ REPORT_REG_TO_CONSOLE r8
+
+ lf.ftoi.s r11, r8
+ REPORT_REG_TO_CONSOLE r11
+ PRINT_NEWLINE_TO_CONSOLE
+
+ /* Test lf.mul.s multiply -pi x -10000 x 31415. Setting up:
+ * r6 986902225
+ */
+ lf.mul.s r6, r8, r12
+ lf.mul.s r6, r6, r10
+ REPORT_REG_TO_CONSOLE r6
+ PRINT_NEWLINE_TO_CONSOLE
+
+ /* Test lf.rem.s remainder of 986902225 / -pi. */
+ lf.rem.s r2, r6, r8
+ REPORT_REG_TO_CONSOLE r2
+ PRINT_NEWLINE_TO_CONSOLE
+
+ /* Test lf.sfge.s set flag if r6 >= r10. */
+ lf.sfge.s r6, r10
+ MOVE_FROM_SPR r2, SPR_SR
+ REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
+ PRINT_NEWLINE_TO_CONSOLE
+
+ /* Test raising an exception by dividing by 0. */
+ MOVE_FROM_SPR r2, SPR_FPCSR
+ l.ori r2, r2, 0x1
+ MOVE_TO_SPR SPR_FPCSR, r2
+div0: lf.div.s r2, r8, r0
+ REPORT_EXCEPTION div0
+ PRINT_NEWLINE_TO_CONSOLE
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the jump instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x48000000);\n
+# output: report(0x00000005);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x48000000);\n
+# output: report(0x00000009);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x44000000);\n
+# output: report(0x00000005);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x44000000);\n
+# output: report(0x00000009);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+/* Tests a jump instruction using a register destination.
+ Checks whether the jump succeeds, or whether an exception is triggered
+ (but not if the right exception was triggered yet).
+
+ We manually construct the opcode, to allow us to force R9 into the
+ destination field, to test exception handling. Usually the assembler
+ would prevent this.
+
+ Do not specify R31 as the register to use for the jump, as it's used
+ internally. */
+
+ .macro TEST_JUMP opcode_value dest_register_number alignment_offset
+ REPORT_IMMEDIATE_TO_CONSOLE \opcode_value
+ REPORT_IMMEDIATE_TO_CONSOLE \dest_register_number
+ REPORT_IMMEDIATE_TO_CONSOLE \alignment_offset
+ LOAD_IMMEDIATE r\dest_register_number, 51f + \alignment_offset
+ /* Generate the jump opcode. */
+\@1$: OR1K_DELAYED_NOP \
+ (.word ( \opcode_value | (\dest_register_number << 11) ))
+ /* If the jump failed, we land here. */
+ REPORT_IMMEDIATE_TO_CONSOLE 1
+ OR1K_DELAYED_NOP (l.j 52f)
+ /* If the jump succeeds, we land here. */
+51: REPORT_IMMEDIATE_TO_CONSOLE 0
+52: REPORT_EXCEPTION \@1$
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.jalr (jump and link register) */
+ TEST_JUMP 0x48000000, 5, 0
+ /* TODO: The sim does not support unaligned memory access yet.
+ TEST_JUMP 0x48000000, 5, 1
+ TEST_JUMP 0x48000000, 5, 2
+ TEST_JUMP 0x48000000, 5, 3
+ */
+
+ /* Test with link register as the destination. This is not
+ allowed. */
+ TEST_JUMP 0x48000000, 9, 0
+
+ /* Test l.jr (jump register) */
+ TEST_JUMP 0x44000000, 5, 0
+ /* TODO: The sim does not support unaligned memory access yet.
+ TEST_JUMP 0x44000000, 5, 1
+ TEST_JUMP 0x44000000, 5, 2
+ TEST_JUMP 0x44000000, 5, 3
+ */
+
+ /* Test with link register as the destination. */
+ TEST_JUMP 0x44000000, 9, 0
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the load and store instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0xdeadbeef);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0xdeadbeef);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xdeadbeef);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0xdeadbeef);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x000000de);\n
+# output: report(0x000000ad);\n
+# output: report(0x000000be);\n
+# output: report(0x000000ef);\n
+# output: report(0x000000ef);\n
+# output: report(0x000000be);\n
+# output: report(0x000000ad);\n
+# output: report(0x000000de);\n
+# output: report(0xffffffde);\n
+# output: report(0xffffffad);\n
+# output: report(0xffffffbe);\n
+# output: report(0xffffffef);\n
+# output: report(0xffffffef);\n
+# output: report(0xffffffbe);\n
+# output: report(0xffffffad);\n
+# output: report(0xffffffde);\n
+# output: report(0x0000dead);\n
+# output: report(0x0000beef);\n
+# output: report(0x0000beef);\n
+# output: report(0x0000dead);\n
+# output: report(0xffffdead);\n
+# output: report(0xffffbeef);\n
+# output: report(0xffffbeef);\n
+# output: report(0xffffdead);\n
+# output: report(0xa1a2a3a4);\n
+# output: report(0xb4b3b2b1);\n
+# output: report(0x81828384);\n
+# output: report(0x53545152);\n
+# output: report(0xa0b0c0d0);\n
+# output: report(0xa1b1c1d1);\n
+# output: report(0xa3b3c3d3);\n
+# output: report(0xa2b2c2d2);\n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ .macro TEST_LW opcode, label, offset
+ LOAD_IMMEDIATE r5, \label
+ \opcode r4, \offset(r5)
+ REPORT_REG_TO_CONSOLE r4
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .rodata
+ .balign 4
+
+50: .word 0xdeadbeef
+51: .word 0x00000000
+52: .word 0x7fffffff
+53: .word 0x80000000
+54: .word 0xffffffff
+
+ .section .data
+ .balign 4
+
+buffer1: .word 0x00000000
+buffer2: .word 0x00000000
+buffer3: .word 0x00000000
+buffer4: .word 0x00000000
+buffer5:
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test instruction l.lws */
+
+ /* Load with zero offset. */
+ TEST_LW l.lws 50b, 0
+ TEST_LW l.lws 51b, 0
+ TEST_LW l.lws 52b, 0
+ TEST_LW l.lws 53b, 0
+ TEST_LW l.lws 54b, 0
+
+ /* Load with positive offset. */
+ TEST_LW l.lws 50b, 4
+ TEST_LW l.lws 50b, 8
+ TEST_LW l.lws 50b, 12
+ TEST_LW l.lws 50b, 16
+
+ /* Load with negative offset. */
+ TEST_LW l.lws 54b, -16
+ TEST_LW l.lws 54b, -12
+ TEST_LW l.lws 54b, -8
+ TEST_LW l.lws 54b, -4
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.lws. */
+
+ /* Test instruction l.lwz */
+
+ /* Load with zero offset. */
+ TEST_LW l.lwz 50b, 0
+ TEST_LW l.lwz 51b, 0
+ TEST_LW l.lwz 52b, 0
+ TEST_LW l.lwz 53b, 0
+ TEST_LW l.lwz 54b, 0
+
+ /* Load with positive offset. */
+ TEST_LW l.lwz 50b, 4
+ TEST_LW l.lwz 50b, 8
+ TEST_LW l.lwz 50b, 12
+ TEST_LW l.lwz 50b, 16
+
+ /* Load with negative offset. */
+ TEST_LW l.lwz 54b, -16
+ TEST_LW l.lwz 54b, -12
+ TEST_LW l.lwz 54b, -8
+ TEST_LW l.lwz 54b, -4
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.lwz. */
+
+ /* Test instruction l.lbz */
+
+ /* Read data at label 50, forwards, byte by byte. */
+ LOAD_IMMEDIATE r5, 50b
+
+ l.lbz r4, 0(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lbz r4, 1(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lbz r4, 2(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lbz r4, 3(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ /* Read data at label 50, backwards, byte by byte. */
+ LOAD_IMMEDIATE r31, 51b
+
+ l.lbz r3, -1(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lbz r3, -2(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lbz r3, -3(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lbz r3, -4(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* Test instruction l.lbs */
+
+ /* Read data at label 50, forwards, byte by byte. */
+ LOAD_IMMEDIATE r5, 50b
+
+ l.lbs r4, 0(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lbs r4, 1(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lbs r4, 2(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lbs r4, 3(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ /* Read data at label 50, backwards, byte by byte. */
+ LOAD_IMMEDIATE r31, 51b
+
+ l.lbs r3, -1(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lbs r3, -2(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lbs r3, -3(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lbs r3, -4(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* Test instruction l.lhz */
+
+ /* Read data at label 50, forwards, half-word by half-word. */
+ LOAD_IMMEDIATE r5, 50b
+
+ l.lhz r4, 0(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lhz r4, 2(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ /* Read data at label 50, backwards, half-word by half-word. */
+ LOAD_IMMEDIATE r31, 51b
+
+ l.lhz r3, -2(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lhz r3, -4(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.lhz. */
+
+ /* Test instruction l.lhs */
+
+ /* Read data at label 50, forwards, half-word by half-word. */
+ LOAD_IMMEDIATE r5, 50b
+
+ l.lhs r4, 0(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ l.lhs r4, 2(r5)
+ REPORT_REG_TO_CONSOLE r4
+
+ /* Read data at label 50, backwards, half-word by half-word. */
+ LOAD_IMMEDIATE r31, 51b
+
+ l.lhs r3, -2(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ l.lhs r3, -4(r31)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.lhs. */
+
+ /* Test instruction l.sb */
+
+ /* Write 32-bits forwards, byte-to-byte. */
+ LOAD_IMMEDIATE r5, buffer1
+
+ LOAD_IMMEDIATE r10, 0xA1
+ LOAD_IMMEDIATE r11, 0xA2
+ LOAD_IMMEDIATE r12, 0xA3
+ LOAD_IMMEDIATE r13, 0xA4
+
+ l.sb 0(r5), r10
+ l.sb 1(r5), r11
+ l.sb 2(r5), r12
+ l.sb 3(r5), r13
+
+ l.lwz r3, 0(r5)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* Write 32-bits backwards, byte-to-byte. */
+ LOAD_IMMEDIATE r6, buffer2
+
+ LOAD_IMMEDIATE r10, 0xB1
+ LOAD_IMMEDIATE r11, 0xB2
+ LOAD_IMMEDIATE r12, 0xB3
+ LOAD_IMMEDIATE r13, 0xB4
+
+ l.sb -1(r6), r10
+ l.sb -2(r6), r11
+ l.sb -3(r6), r12
+ l.sb -4(r6), r13
+
+ l.lwz r3, 0(r5)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.sb. */
+
+ /* Test instruction l.sh */
+
+ /* Write 32-bits forwards, one half-word at a time. */
+ LOAD_IMMEDIATE r5, buffer1
+
+ LOAD_IMMEDIATE r10, 0x8182
+ LOAD_IMMEDIATE r11, 0x8384
+
+ l.sh 0(r5), r10
+ l.sh 2(r5), r11
+
+ l.lwz r3, 0(r5)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* Write 32-bits backwards, one half-word at a time. */
+ LOAD_IMMEDIATE r6, buffer2
+
+ LOAD_IMMEDIATE r10, 0x5152
+ LOAD_IMMEDIATE r11, 0x5354
+
+ l.sh -2(r6), r10
+ l.sh -4(r6), r11
+
+ l.lwz r3, 0(r5)
+ REPORT_REG_TO_CONSOLE r3
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.sh. */
+
+ /* Test instruction l.sw */
+ LOAD_IMMEDIATE r5, buffer1
+ LOAD_IMMEDIATE r6, buffer5
+
+ LOAD_IMMEDIATE r10, 0xA0B0C0D0
+ LOAD_IMMEDIATE r11, 0xA1B1C1D1
+ LOAD_IMMEDIATE r12, 0xA2B2C2D2
+ LOAD_IMMEDIATE r13, 0xA3B3C3D3
+
+ l.sw 0(r5), r10
+ l.sw 4(r5), r11
+ l.sw -4(r6), r12
+ l.sw -8(r6), r13
+
+ TEST_LW l.lwz buffer1, 0
+ TEST_LW l.lwz buffer2, 0
+ TEST_LW l.lwz buffer3, 0
+ TEST_LW l.lwz buffer4, 0
+
+ /* TODO: add here test cases to cover unaligned memory accesses
+ with l.sw. */
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the MAC instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x40000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000006);\n
+# output: report(0x80000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x7ffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0x00000005);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xfffffff9);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffff9);\n
+# output: report(0xfffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000006);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x40000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000006);\n
+# output: report(0x80000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x7ffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0x00000005);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xfffffff9);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffff9);\n
+# output: report(0xfffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000006);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000006);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x7ffffffd);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000005);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000006);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffff9);\n
+# output: report(0xfffffff9);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x80000000);\n
+# output: report(0x80000006);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0xfffffffa);\n
+# output: report(0x3fffffff);\n
+# output: report(0xfffffffa);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffff4);\n
+# output: report(0xfffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000002);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000004);\n
+# output: report(0x7ffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000001);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000004);\n
+# output: report(0xfffffffe);\n
+# output: report(0x00000004);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0xffffffff);\n
+# output: report(0xfffffff9);\n
+# output: report(0x00000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x0000000c);\n
+# output: report(0x00000001);\n
+# output: report(0x00000005);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000005);\n
+# output: report(0x80000000);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x80000006);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0x80000000);\n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ .macro TEST_MACRC mac_hi, mac_lo, op1, op2
+ LOAD_IMMEDIATE r2, \mac_hi
+ MOVE_TO_SPR SPR_MACHI, r2
+ LOAD_IMMEDIATE r2, \mac_lo
+ MOVE_TO_SPR SPR_MACLO, r2
+ LOAD_IMMEDIATE r5, \op1
+ LOAD_IMMEDIATE r6, \op2
+ l.mac r5, r6
+ l.macrc r3
+ REPORT_REG_TO_CONSOLE r3
+ .endm
+
+ .macro TEST_MAC mac_hi, mac_lo, op1, op2
+ LOAD_IMMEDIATE r2, \mac_hi
+ MOVE_TO_SPR SPR_MACHI, r2
+ LOAD_IMMEDIATE r2, \mac_lo
+ MOVE_TO_SPR SPR_MACLO, r2
+ LOAD_IMMEDIATE r5, \op1
+ LOAD_IMMEDIATE r6, \op2
+ l.mac r5, r6
+ MOVE_FROM_SPR r3, SPR_MACHI
+ REPORT_REG_TO_CONSOLE r3
+ MOVE_FROM_SPR r3, SPR_MACLO
+ REPORT_REG_TO_CONSOLE r3
+ .endm
+
+ .macro TEST_MACI mac_hi, mac_lo, op1, op2_immediate
+ LOAD_IMMEDIATE r2, \mac_hi
+ MOVE_TO_SPR SPR_MACHI, r2
+ LOAD_IMMEDIATE r2, \mac_lo
+ MOVE_TO_SPR SPR_MACLO, r2
+ LOAD_IMMEDIATE r5, \op1
+ l.maci r5, \op2_immediate
+ MOVE_FROM_SPR r3, SPR_MACHI
+ REPORT_REG_TO_CONSOLE r3
+ MOVE_FROM_SPR r3, SPR_MACLO
+ REPORT_REG_TO_CONSOLE r3
+ .endm
+
+ .macro TEST_MSB mac_hi, mac_lo, op1, op2
+ LOAD_IMMEDIATE r2, \mac_hi
+ MOVE_TO_SPR SPR_MACHI, r2
+ LOAD_IMMEDIATE r2, \mac_lo
+ MOVE_TO_SPR SPR_MACLO, r2
+ LOAD_IMMEDIATE r5, \op1
+ LOAD_IMMEDIATE r6, \op2
+ l.msb r5, r6
+ MOVE_FROM_SPR r3, SPR_MACHI
+ REPORT_REG_TO_CONSOLE r3
+ MOVE_FROM_SPR r3, SPR_MACLO
+ REPORT_REG_TO_CONSOLE r3
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test the l.mac instruction. */
+
+ /* two small positive numbers */
+
+ /* MAC two small positive numbers on a zero total */
+ TEST_MAC 0x00000000, 0x00000000, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a small positive total */
+ TEST_MAC 0x00000000, 0x00000006, 0x00000002, 0x00000003,
+
+ /* MAC two small positive numbers on a moderate positive total */
+ TEST_MAC 0x00000000, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a large positive total */
+ TEST_MAC 0x3fffffff, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a small negative total */
+ TEST_MAC 0xffffffff, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a moderate negative total */
+ TEST_MAC 0xffffffff, 0x00000000, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a large negative total */
+ TEST_MAC 0x80000000, 0x00000000, 0x00000002, 0x00000003
+
+ /* two moderate positive numbers */
+
+ /* MAC two moderate positive numbers on a zero total */
+ TEST_MAC 0x00000000, 0x00000000, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a small positive total */
+ TEST_MAC 0x00000000, 0x00000002, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a moderate positive total */
+ TEST_MAC 0x00000000, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a large positive total */
+ TEST_MAC 0x7fffffff, 0x80000001, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a small negative total */
+ TEST_MAC 0xffffffff, 0xffffffff, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a moderate negative total */
+ TEST_MAC 0xffffffff, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a large negative total */
+ TEST_MAC 0xfffffffe, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* two small negative numbers */
+
+ /* MAC two small negative numbers on a zero total */
+ TEST_MAC 0x00000000, 0x00000000, 0xfffffffe, 0xfffffffd
+
+ /* MAC two small negative numbers on a small positive total */
+ TEST_MAC 0x00000000, 0x00000006, 0xfffffffe, 0xfffffffd
+
+ /* MAC two small negative numbers on a small negative total */
+ TEST_MAC 0xffffffff, 0xffffffff, 0xfffffffe, 0xfffffffd
+
+ /* one small positive and one small negative */
+
+ /* MAC one small positive and one small negative number on a zero
+ total */
+ TEST_MAC 0x00000000, 0x00000000, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a small
+ positive total */
+ TEST_MAC 0x00000000, 0x0000000c, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a
+ moderate positive total */
+ TEST_MAC 0x00000001, 0x00000005, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a large
+ positive total */
+ TEST_MAC 0x7fffffff, 0xffffffff, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a small
+ negative total */
+ TEST_MAC 0xffffffff, 0xffffffff, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a
+ moderate negative total */
+ TEST_MAC 0xffffffff, 0x00000005, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a large
+ negative total */
+ TEST_MAC 0x80000000, 0x00000006, 0x00000002, 0xfffffffd
+
+ /* one moderate positive and one moderate negative number */
+
+ /* MAC one moderate positive and one moderate negative number on a
+ zero total */
+ TEST_MAC 0x00000000, 0x00000000, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ small positive total */
+ TEST_MAC 0x00000000, 0x00000006, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ moderate positive total */
+ TEST_MAC 0x00000000, 0x80000000, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ large positive total */
+ TEST_MAC 0x7fffffff, 0xffffffff, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ small negative total */
+ TEST_MAC 0xffffffff, 0xffffffff, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ moderate negative total */
+ TEST_MAC 0xffffffff, 0x7fffffff, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ large negative total */
+ TEST_MAC 0x80000000, 0x80000000, 0x00008000, 0xffff0000
+
+ /* Test the l.maci instruction. */
+
+ /* two small positive numbers */
+
+ /* MAC two small positive numbers on a zero total */
+ TEST_MACI 0x00000000, 0x00000000, 0x00000002, 0x0003
+
+ /* MAC two small positive numbers on a small positive total */
+ TEST_MACI 0x00000000, 0x00000006, 0x00000002, 0x0003
+
+ /* MAC two small positive numbers on a moderate positive total */
+ TEST_MACI 0x00000000, 0xfffffffa, 0x00000002, 0x0003
+
+ /* MAC two small positive numbers on a large positive total */
+ TEST_MACI 0x3fffffff, 0xfffffffa, 0x00000002, 0x0003
+
+ /* MAC two small positive numbers on a small negative total */
+ TEST_MACI 0xffffffff, 0xfffffffa, 0x00000002, 0x0003
+
+ /* MAC two small positive numbers on a moderate negative total */
+ TEST_MACI 0xffffffff, 0x00000000, 0x00000002, 0x0003
+
+ /* MAC two small positive numbers on a large negative total */
+ TEST_MACI 0x80000000, 0x00000000, 0x00000002, 0x0003
+
+ /* two moderate positive numbers */
+
+ /* MAC two moderate positive numbers on a zero total */
+ TEST_MACI 0x00000000, 0x00000000, 0x00010002, 0x7fff
+
+ /* MAC two moderate positive numbers on a small positive total */
+ TEST_MACI 0x00000000, 0x00000002, 0x00010002, 0x7fff
+
+ /* MAC two moderate positive numbers on a moderate positive total */
+ TEST_MACI 0x00000000, 0x80000002, 0x00010002, 0x7fff
+
+ /* MAC two moderate positive numbers on a large positive total */
+ TEST_MACI 0x7fffffff, 0x80000001, 0x00010002, 0x7fff
+
+ /* MAC two moderate positive numbers on a small negative total */
+ TEST_MACI 0xffffffff, 0xffffffff, 0x00010002, 0x7fff
+
+ /* MAC two moderate positive numbers on a moderate negative total */
+ TEST_MACI 0xffffffff, 0x80000002, 0x00010002, 0x7fff
+
+ /* MAC two moderate positive numbers on a large negative total */
+ TEST_MACI 0xfffffffe, 0x80000002, 0x00010002, 0x7fff
+
+ /* two small negative numbers */
+
+ /* MAC two small negative numbers on a zero total */
+ TEST_MACI 0x00000000, 0x00000000, 0xfffffffe, 0xfffd
+
+ /* MAC two small negative numbers on a small positive total */
+ TEST_MACI 0x00000000, 0x00000006, 0xfffffffe, 0xfffd
+
+ /* MAC two small negative numbers on a small negative total */
+ TEST_MACI 0xffffffff, 0xffffffff, 0xfffffffe, 0xfffd
+
+ /* one small positive and one small negative */
+
+ /* MAC one small positive and one small negative number on a zero
+ total */
+ TEST_MACI 0x00000000, 0x00000000, 0x00000002, 0xfffd
+
+ /* MAC one small positive and one small negative number on a small
+ positive total */
+ TEST_MACI 0x00000000, 0x0000000c, 0x00000002, 0xfffd
+
+ /* MAC one small positive and one small negative number on a
+ moderate positive total */
+ TEST_MACI 0x00000001, 0x00000005, 0x00000002, 0xfffd
+
+ /* MAC one small positive and one small negative number on a large
+ positive total */
+ TEST_MACI 0x7fffffff, 0xffffffff, 0x00000002, 0xfffd
+
+ /* MAC one small positive and one small negative number on a small
+ negative total */
+ TEST_MACI 0xffffffff, 0xffffffff, 0x00000002, 0xfffd
+
+ /* MAC one small positive and one small negative number on a
+ moderate negative total */
+ TEST_MACI 0xffffffff, 0x00000005, 0x00000002, 0xfffd
+
+ /* MAC one small positive and one small negative number on a large
+ negative total */
+ TEST_MACI 0x80000000, 0x00000006, 0x00000002, 0xfffd
+
+ /* one moderate positive and one moderate negative */
+
+ /* MAC one moderate positive and one moderate negative number on a
+ zero total */
+ TEST_MACI 0x00000000, 0x00000000, 0x00010000, 0x8000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ small positive total */
+ TEST_MACI 0x00000000, 0x00000006, 0x00010000, 0x8000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ moderate positive total */
+ TEST_MACI 0x00000000, 0x80000000, 0x00010000, 0x8000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ large positive total */
+ TEST_MACI 0x7fffffff, 0xffffffff, 0x00010000, 0x8000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ small negative total */
+ TEST_MACI 0xffffffff, 0xffffffff, 0x00010000, 0x8000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ moderate negative total */
+ TEST_MACI 0xffffffff, 0x7fffffff, 0x00010000, 0x8000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ large negative total */
+ TEST_MACI 0x80000000, 0x80000000, 0x00010000, 0x8000
+
+ /* Test the l.macrc instruction.
+
+ Note that these tests use the same input data as the ones for
+ l.mac above. The results are the same, but only the low 32-bits
+ are compared. */
+
+ /* two small positive numbers */
+
+ /* MAC two small positive numbers on a zero total */
+ TEST_MACRC 0x00000000, 0x00000000, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a small positive total */
+ TEST_MACRC 0x00000000, 0x00000006, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a moderate positive total */
+ TEST_MACRC 0x00000000, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a large positive total */
+ TEST_MACRC 0x3fffffff, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a small negative total */
+ TEST_MACRC 0xffffffff, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a moderate negative total */
+ TEST_MACRC 0xffffffff, 0x00000000, 0x00000002, 0x00000003
+
+ /* MAC two small positive numbers on a large negative total */
+ TEST_MACRC 0x80000000, 0x00000000, 0x00000002, 0x00000003
+
+ /* two moderate positive numbers */
+
+ /* MAC two moderate positive numbers on a zero total */
+ TEST_MACRC 0x00000000, 0x00000000, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a small positive total */
+ TEST_MACRC 0x00000000, 0x00000002, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a moderate positive total */
+ TEST_MACRC 0x00000000, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a large positive total */
+ TEST_MACRC 0x7fffffff, 0x80000001, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a small negative total */
+ TEST_MACRC 0xffffffff, 0xffffffff, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a moderate negative total */
+ TEST_MACRC 0xffffffff, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* MAC two moderate positive numbers on a large negative total */
+ TEST_MACRC 0xfffffffe, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* two small negative numbers */
+
+ /* MAC two small negative numbers on a zero total */
+ TEST_MACRC 0x00000000, 0x00000000, 0xfffffffe, 0xfffffffd
+
+ /* MAC two small negative numbers on a small positive total */
+ TEST_MACRC 0x00000000, 0x00000006, 0xfffffffe, 0xfffffffd
+
+ /* MAC two small negative numbers on a small negative total */
+ TEST_MACRC 0xffffffff, 0xffffffff, 0xfffffffe, 0xfffffffd
+
+ /* one small positive and one small negative number */
+
+ /* MAC one small positive and one small negative number on a zero
+ total */
+ TEST_MACRC 0x00000000, 0x00000000, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a small
+ positive total */
+ TEST_MACRC 0x00000000, 0x0000000c, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a
+ moderate positive total */
+ TEST_MACRC 0x00000001, 0x00000005, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a large
+ positive total */
+ TEST_MACRC 0x7fffffff, 0xffffffff, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a small
+ negative total */
+ TEST_MACRC 0xffffffff, 0xffffffff, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a
+ moderate negative total */
+ TEST_MACRC 0xffffffff, 0x00000005, 0x00000002, 0xfffffffd
+
+ /* MAC one small positive and one small negative number on a large
+ negative total */
+ TEST_MACRC 0x80000000, 0x00000006, 0x00000002, 0xfffffffd
+
+ /* one moderate positive and one moderate negative */
+
+ /* MAC one moderate positive and one moderate negative number on a
+ zero total */
+ TEST_MACRC 0x00000000, 0x00000000, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ small positive total */
+ TEST_MACRC 0x00000000, 0x00000006, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ moderate positive total */
+ TEST_MACRC 0x00000000, 0x80000000, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ large positive total */
+ TEST_MACRC 0x7fffffff, 0xffffffff, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ small negative total */
+ TEST_MACRC 0xffffffff, 0xffffffff, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ moderate negative total */
+ TEST_MACRC 0xffffffff, 0x7fffffff, 0x00008000, 0xffff0000
+
+ /* MAC one moderate positive and one moderate negative number on a
+ large negative total */
+ TEST_MACRC 0x80000000, 0x80000000, 0x00008000, 0xffff0000
+
+ /* Test the l.msb instruction. */
+
+ /* MSB two small positive numbers on a zero total */
+ TEST_MSB 0x00000000, 0x00000000, 0x00000002, 0x00000003
+
+ /* MSB two small positive numbers on a small positive total */
+ TEST_MSB 0x00000000, 0x0000000c, 0x00000002, 0x00000003
+
+ /* MSB two small positive numbers on a moderate positive total */
+ TEST_MSB 0x00000001, 0x00000000, 0x00000002, 0x00000003
+
+ /* MSB two small positive numbers on a large positive total */
+ TEST_MSB 0x40000000, 0x00000000, 0x00000002, 0x00000003
+
+ /* MSB two small positive numbers on a small negative total */
+ TEST_MSB 0xffffffff, 0xfffffffa, 0x00000002, 0x00000003
+
+ /* MSB two small positive numbers on a moderate negative total */
+ TEST_MSB 0xffffffff, 0x00000005, 0x00000002, 0x00000003
+
+ /* MSB two small positive numbers on a large negative total */
+ TEST_MSB 0x80000000, 0x00000006, 0x00000002, 0x00000003
+
+ /* two moderate positive numbers */
+
+ /* MSB two moderate positive numbers on a zero total */
+ TEST_MSB 0x00000000, 0x00000000, 0x00008001, 0x0000fffe
+
+ /* MSB two moderate positive numbers on a small positive total */
+ TEST_MSB 0x00000000, 0x00000002, 0x00008001, 0x0000fffe
+
+ /* MSB two moderate positive numbers on a moderate positive total */
+ TEST_MSB 0x00000000, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* MSB two moderate positive numbers on a large positive total */
+ TEST_MSB 0x7fffffff, 0x7ffffffd, 0x00008001, 0x0000fffe
+
+ /* MSB two moderate positive numbers on a small negative total */
+ TEST_MSB 0xffffffff, 0xffffffff, 0x00008001, 0x0000fffe
+
+ /* MSB two moderate positive numbers on a moderate negative total */
+ TEST_MSB 0xffffffff, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* MSB two moderate positive numbers on a large negative total */
+ TEST_MSB 0xfffffffe, 0x80000002, 0x00008001, 0x0000fffe
+
+ /* two small negative numbers */
+
+ /* MSB two small negative numbers on a zero total */
+ TEST_MSB 0x00000000, 0x00000006, 0xfffffffe, 0xfffffffd
+
+ /* MSB two small negative numbers on a small positive total */
+ TEST_MSB 0x00000000, 0x0000000c, 0xfffffffe, 0xfffffffd
+
+ /* MSB two small negative numbers on a small negative total */
+ TEST_MSB 0xffffffff, 0xffffffff, 0xfffffffe, 0xfffffffd
+
+ /* one small positive and one small negative number */
+
+ /* MSB one small positive and one small negative number on a zero
+ total */
+ TEST_MSB 0x00000000, 0x00000000, 0x00000002, 0xfffffffd
+
+ /* MSB one small positive and one small negative number on a small
+ positive total */
+ TEST_MSB 0x00000000, 0x00000006, 0x00000002, 0xfffffffd
+
+ /* MSB one small positive and one small negative number on a
+ moderate positive total */
+ TEST_MSB 0x00000000, 0xffffffff, 0x00000002, 0xfffffffd
+
+ /* MSB one small positive and one small negative number on a large
+ positive total */
+ TEST_MSB 0x7fffffff, 0xfffffff9, 0x00000002, 0xfffffffd
+
+ /* MSB one small positive and one small negative number on a small
+ negative total */
+ TEST_MSB 0xffffffff, 0xfffffff9, 0x00000002, 0xfffffffd
+
+ /* MSB one small positive and one small negative number on a
+ moderate negative total */
+ TEST_MSB 0xfffffffe, 0xffffffff, 0x00000002, 0xfffffffd
+
+ /* MSB one small positive and one small negative number on a large
+ negative total */
+ TEST_MSB 0x80000000, 0x00000000, 0x00000002, 0xfffffffd
+
+ /* one moderate positive and one moderate negative number */
+
+ /* MSB one moderate positive and one moderate negative number on a
+ zero total */
+ TEST_MSB 0x00000000, 0x00000000, 0x00008000, 0xffff0000
+
+ /* MSB one moderate positive and one moderate negative number on a
+ small positive total */
+ TEST_MSB 0x00000000, 0x00000006, 0x00008000, 0xffff0000
+
+ /* MSB one moderate positive and one moderate negative number on a
+ moderate positive total */
+ TEST_MSB 0x00000000, 0x80000000, 0x00008000, 0xffff0000
+
+ /* MSB one moderate positive and one moderate negative number on a
+ large positive total */
+ TEST_MSB 0x7fffffff, 0x7fffffff, 0x00008000, 0xffff0000
+
+ /* MSB one moderate positive and one moderate negative number on a
+ small negative total */
+ TEST_MSB 0xffffffff, 0xffffffff, 0x00008000, 0xffff0000
+
+ /* MSB one moderate positive and one moderate negative number on a
+ moderate negative total */
+ TEST_MSB 0xfffffffe, 0xffffffff, 0x00008000, 0xffff0000
+
+ /* MSB one moderate positive and one moderate negative number on a
+ large negative total */
+ TEST_MSB 0x80000000, 0x00000000, 0x00008000, 0xffff0000
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests instructions l.mfspr and l.mtspr.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000000);\n
+# output: report(0x00002801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002801);\n
+# output: report(0x00000000);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002801);\n
+# output: report(0x00002801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00000801);\n
+# output: report(0x00002000);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002000);\n
+# output: report(0x00000801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002801);\n
+# output: report(0x00000001);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00000800);\n
+# output: report(0x00002801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x00002801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002801);\n
+# output: report(0x00000000);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002801);\n
+# output: report(0x00002801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00000801);\n
+# output: report(0x00002000);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002000);\n
+# output: report(0x00000801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00002801);\n
+# output: report(0x00000001);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: report(0x00000800);\n
+# output: report(0x00002801);\n
+# output: report(0xdeadbeef);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-env.h"
+
+#define MACLO_VAL 0xdeadbeef
+
+ /* A macro to carry out a test of l.mfspr.
+
+ MACLO (0x2801) is used as the SPR, since it can be read and
+ cleared using l.macrc and can be set using l.maci. spr_number
+ and immediate_val_to_or should be chosen to address this
+ register.
+
+ The value placed in the register is entirely arbitrary - we use
+ 0xdeadbeef. */
+
+ .macro TEST_MFSPR spr_number, immediate_val_to_or
+ REPORT_IMMEDIATE_TO_CONSOLE \spr_number
+ REPORT_IMMEDIATE_TO_CONSOLE \immediate_val_to_or
+ /* Write MACLO_VAL to MACLO. */
+ l.macrc r2
+ LOAD_IMMEDIATE r2, MACLO_VAL
+ l.maci r2, 1
+ LOAD_IMMEDIATE r5, \spr_number
+ l.mfspr r4, r5, \immediate_val_to_or
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ /* A macro to carry out a test of l.mtspr
+
+ MACLO (0x2801) is used as the SPR, since it can be read and
+ cleared using l.macrc and can be set using l.maci. The
+ arguments spr_number and immediate_val_to_or should be chosen
+ to address this register.
+
+ The value placed in the register is entirely arbitrary - we use
+ 0xdeadbeef. */
+
+ .macro TEST_MTSPR spr_number, immediate_val_to_or
+ REPORT_IMMEDIATE_TO_CONSOLE \spr_number
+ REPORT_IMMEDIATE_TO_CONSOLE \immediate_val_to_or
+ /* Clear MACLO */
+ l.macrc r2
+ LOAD_IMMEDIATE r4, MACLO_VAL
+ LOAD_IMMEDIATE r5, \spr_number
+ l.mtspr r5, r4, \immediate_val_to_or
+ /* Retrieve MACLO. */
+ l.macrc r4
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test the l.mfspr instruction with a range of operands. */
+
+ /* Move a test value using zero in the register. */
+ TEST_MFSPR SPR_VR, SPR_MACLO /* 0x0000, 0x2801 */
+
+ /* Move a test value using zero as the constant. */
+ TEST_MFSPR SPR_MACLO, SPR_VR /* 0x2801, 0x0000 */
+
+ /* Move a test value using non-zero in both register and constant. */
+
+ /* Some of these values will not give the correct result if OR
+ rather than ADD is used to determine the SPR address. */
+ TEST_MFSPR SPR_MACLO, SPR_MACLO /* 0x2801, 0x2801 */
+ TEST_MFSPR SPR_DMMUPR, SPR_ICCR /* 0x0801, 0x2000 */
+ TEST_MFSPR SPR_ICCR, SPR_DMMUPR /* 0x2000, 0x0801 */
+ TEST_MFSPR SPR_MACLO, SPR_UPR /* 0x2801, 0x0001 */
+ TEST_MFSPR SPR_DMMUCR, SPR_MACLO /* 0x0800, 0x2801 */
+
+ /* Test the l.mtspr instruction with a range of operands. */
+
+ /* Move a test value using zero in the register. */
+ TEST_MTSPR SPR_VR, SPR_MACLO /* 0x0000, 0x2801 */
+
+ /* Move a test value using zero as the constant. */
+ TEST_MTSPR SPR_MACLO, SPR_VR /* 0x2801, 0x0000 */
+
+ /* Move a test value using non-zero in both register and constant. */
+
+ /* Some of these values will not give the correct result if or
+ rather than add is used to determine the SPR address. */
+ TEST_MTSPR SPR_MACLO, SPR_MACLO /* 0x2801, 0x2801 */
+ TEST_MTSPR SPR_DMMUPR, SPR_ICCR /* 0x0801, 0x2000 */
+ TEST_MTSPR SPR_ICCR, SPR_DMMUPR /* 0x2000, 0x0801 */
+ TEST_MTSPR SPR_MACLO, SPR_UPR /* 0x2801, 0x0001 */
+ TEST_MTSPR SPR_DMMUCR, SPR_MACLO /* 0x0800, 0x2801 */
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the multiply instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00008001);\n
+# output: report(0x0000fffe);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00008000);\n
+# output: report(0x00010000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00010000);\n
+# output: report(0x00010000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000006);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0xffff0002);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0xffff0000);\n
+# output: report(0x80010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff0000);\n
+# output: report(0xfffeffff);\n
+# output: report(0x00010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff8000);\n
+# output: report(0x00010000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0x00010000);\n
+# output: report(0x7fff0000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00008000);\n
+# output: report(0x00010000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0xffff0000);\n
+# output: report(0x80010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00010002);\n
+# output: report(0x00007fff);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00020000);\n
+# output: report(0x00004000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00040000);\n
+# output: report(0x00004000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffffe);\n
+# output: report(0x0000fffd);\n
+# output: report(0x00000006);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffefffe);\n
+# output: report(0x00008001);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffe0000);\n
+# output: report(0x0000bfff);\n
+# output: report(0x80020000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffdfffe);\n
+# output: report(0x00008000);\n
+# output: report(0x00010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0x0000fffd);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00010000);\n
+# output: report(0x00008000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffdfffc);\n
+# output: report(0x00004000);\n
+# output: report(0x7fff0000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00020000);\n
+# output: report(0x00004000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0xfffffffe);\n
+# output: report(0x0000fffd);\n
+# output: report(0x00000006);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffdfffe);\n
+# output: report(0x00008000);\n
+# output: report(0x00010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0x00000003);\n
+# output: report(0x00000006);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00008001);\n
+# output: report(0x0000fffe);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00008000);\n
+# output: report(0x00010000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00010000);\n
+# output: report(0x00010000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffffe);\n
+# output: report(0xfffffffd);\n
+# output: report(0x00000006);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0xffff0002);\n
+# output: report(0x7ffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0xffff0000);\n
+# output: report(0x80010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff0000);\n
+# output: report(0xfffeffff);\n
+# output: report(0x00010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff8000);\n
+# output: report(0x00010000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0x00010000);\n
+# output: report(0x7fff0000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x00000001);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00008000);\n
+# output: report(0x00010000);\n
+# output: report(0x80000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000002);\n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffa);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffff7fff);\n
+# output: report(0xffff0000);\n
+# output: report(0x80010000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .exception_vectors
+
+ /* Range exception. */
+ .org 0xb00
+
+ /* The handling is a bit dubious at present. We just patch the
+ instruction with l.nop and restart. This will go wrong in branch
+ delay slots, but we are not testing that here. */
+ l.addi r1, r1, -EXCEPTION_STACK_SKIP_SIZE
+ PUSH r2
+ PUSH r3
+ /* Save the address of the instruction that caused the problem. */
+ MOVE_FROM_SPR r2, SPR_EPCR_BASE
+ LOAD_IMMEDIATE r3, 0x15000000 /* Opcode for l.nop */
+ l.sw 0(r2), r3
+ POP r3
+ POP r2
+ l.addi r1, r1, EXCEPTION_STACK_SKIP_SIZE
+ l.rfe
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.mul */
+
+ /* Multiply two small positive numbers. This should set no flags.
+ */
+ TEST_INST_I32_I32 l.mul, 0x00000002, 0x00000003
+
+ /* Multiply two quite large positive numbers. This should set no
+ flags */
+ TEST_INST_I32_I32 l.mul, 0x00008001, 0x0000fffe
+
+ /* Multiply two slightly too large positive numbers. This should
+ set the overflow, but not the carry flag . */
+ TEST_INST_I32_I32 l.mul, 0x00008000, 0x00010000
+
+ /* Multiply two large positive numbers. This should set both the
+ carry and overflow flags (even though the result is not a
+ negative number. */
+ TEST_INST_I32_I32 l.mul, 0x00010000, 0x00010000
+
+ /* Multiply two small negative numbers. This will set the carry
+ flag, but not the overflow flag. */
+ TEST_INST_I32_I32 l.mul, 0xfffffffe, 0xfffffffd
+
+ /* Multiply two quite large negative numbers. This will set the
+ carry flag, but not the overflow flag. */
+ TEST_INST_I32_I32 l.mul, 0xffff7fff, 0xffff0002
+
+ /* Multiply two slightly too large negative numbers. This should
+ set both the overflow, and the carry flags */
+ TEST_INST_I32_I32 l.mul, 0xffff7fff, 0xffff0000
+
+ /* Multiply two large negative numbers. This should set the
+ both the carry and overflow flags (even though the result is a
+ positive number. */
+ TEST_INST_I32_I32 l.mul, 0xffff0000, 0xfffeffff
+
+ /* Multiply one small negative number and one small positive
+ number. This will set the carry flag, but not the overflow
+ flag. */
+ TEST_INST_I32_I32 l.mul, 0x00000002, 0xfffffffd
+
+ /* Multiply one quite large negative number and one quite large
+ positive number. This will set the carry, but not the
+ overflow flag. */
+ TEST_INST_I32_I32 l.mul, 0xffff8000, 0x00010000
+
+ /* Multiply one slightly too large negative number and one slightly
+ too large positive number. This should set both the carry and
+ overflow flags. */
+ TEST_INST_I32_I32 l.mul, 0xffff7fff, 0x00010000
+
+ /* Multiply the largest negative number by positive unity. This
+ should set neither carry, nor overflow flag. */
+ TEST_INST_I32_I32 l.mul, 0x80000000, 0x00000001
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception. */
+ TEST_INST_I32_I32 l.mul, 0x00008000, 0x00010000
+
+ /* Check that a carry alone does not cause a RANGE Exception. */
+ TEST_INST_I32_I32 l.mul, 0x00000002, 0xfffffffd
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_I32_I32 l.mul, 0xffff7fff, 0xffff0000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+
+ /* Test l.muli */
+
+ /* Multiply two small positive numbers. This should set no flags. */
+ TEST_INST_I32_I16 l.muli, 0x00000002, 0x0003
+
+ /* Multiply two quite large positive numbers. This should set no
+ flags */
+ TEST_INST_I32_I16 l.muli, 0x00010002, 0x7fff
+
+ /* Multiply two slightly too large positive numbers. This should
+ set the overflow, but not the carry flag. */
+ TEST_INST_I32_I16 l.muli, 0x00020000, 0x4000
+
+ /* Multiply two large positive numbers. This should set both the
+ carry and overflow flags (even though the result is not a
+ negative number. */
+ TEST_INST_I32_I16 l.muli, 0x00040000, 0x4000
+
+ /* Multiply two small negative numbers. This should set the
+ carry flag, but not the overflow flag. */
+ TEST_INST_I32_I16 l.muli, 0xfffffffe, 0xfffd
+
+ /* Multiply two quite large negative numbers. This will set the
+ carry, but not the overflow flag. */
+ TEST_INST_I32_I16 l.muli, 0xfffefffe, 0x8001
+
+ /* Multiply two slightly too large negative numbers. This should
+ set both the overflow, and the carry flags */
+ TEST_INST_I32_I16 l.muli, 0xfffe0000, 0xbfff
+
+ /* Multiply two large negative numbers. This should set the both
+ the carry and overflow flags (even though the result is a
+ positive number. */
+ TEST_INST_I32_I16 l.muli, 0xfffdfffe, 0x8000
+
+ /* Multiply one small negative number and one small positive
+ number. This will set the carry flag, but not the overflow
+ flag. */
+ TEST_INST_I32_I16 l.muli, 0x00000002, 0xfffd
+
+ /* Multiply one quite large negative number and one quite large
+ positive number. This will set the carry flag, but not the
+ overflow flag. */
+ TEST_INST_I32_I16 l.muli, 0x00010000, 0x8000
+
+ /* Multiply one slightly too large negative number and one slightly
+ too large positive number. This should set both the carry and
+ overflow flags. */
+ TEST_INST_I32_I16 l.muli, 0xfffdfffc, 0x4000
+
+ /* Multiply the largest negative number by positive unity. Should
+ set neither carry, nor overflow flag. */
+ TEST_INST_I32_I16 l.muli, 0x80000000, 0x0001
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception. */
+ TEST_INST_I32_I16 l.muli, 0x00020000, 0x4000
+
+ /* Check that a carry alone does not cause a RANGE Exception. */
+ TEST_INST_I32_I16 l.muli, 0xfffffffe, 0xfffd
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_I32_I16 l.muli, 0xfffdfffe, 0x8000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test l.mulu */
+
+ /* Multiply two small positive numbers. This should set no flags. */
+ TEST_INST_I32_I32 l.mulu, 0x00000002, 0x00000003
+
+ /* Multiply two quite large positive numbers. This should set no
+ flags. */
+ TEST_INST_I32_I32 l.mulu, 0x00008001, 0x0000fffe
+
+ /* Multiply two slightly too large positive numbers. This will set
+ no flags. */
+ TEST_INST_I32_I32 l.mulu, 0x00008000, 0x00010000
+
+ /* Multiply two large positive numbers. This will set the overflow
+ flag. */
+ TEST_INST_I32_I32 l.mulu, 0x00010000, 0x00010000
+
+ /* Multiply two small negative numbers. This will set the
+ carry flag, but not the overflow flag. */
+ TEST_INST_I32_I32 l.mulu, 0xfffffffe, 0xfffffffd
+
+ /* Multiply two quite large negative numbers. This will set the
+ carry flag, but not the overflow flag. */
+ TEST_INST_I32_I32 l.mulu, 0xffff7fff, 0xffff0002
+
+ /* Multiply two slightly too large negative numbers. This will set
+ the carry flag, and not the overflow flag */
+ TEST_INST_I32_I32 l.mulu, 0xffff7fff, 0xffff0000
+
+ /* Multiply two large negative numbers. This will set the both the
+ carry flag (even though the result is a positive number.) */
+ TEST_INST_I32_I32 l.mulu, 0xffff0000, 0xfffeffff
+
+ /* Multiply one small negative number and one small positive
+ number. This will set the carry flag, but not the overflow
+ flag. */
+ TEST_INST_I32_I32 l.mulu, 0x00000002, 0xfffffffd
+
+ /* Multiply one quite large negative number and one quite large
+ positive number. This will set the carry flag, but not the
+ overflow flag. */
+ TEST_INST_I32_I32 l.mulu, 0xffff8000, 0x00010000
+
+ /* Multiply one slightly too large negative number and one slightly
+ too large positive number. This will set the carry flag, but
+ not the overflow flag. */
+ TEST_INST_I32_I32 l.mulu, 0xffff7fff, 0x00010000
+
+ /* Multiply the largest negative number by positive unity. Should
+ set neither carry, nor overflow flag. */
+ TEST_INST_I32_I32 l.mulu, 0x80000000, 0x00000001
+
+ /* Check that range exceptions are never triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that what would cause an overflow alone in 2's complement
+ does not cause a RANGE Exception. */
+ TEST_INST_I32_I32 l.mulu, 0x00008000, 0x00010000
+
+ /* Check that a carry alone does not cause a RANGE Exception. */
+ TEST_INST_I32_I32 l.mulu, 0x00000002, 0xfffffffd
+
+ /* Check that what would cause an overflow and carry in 2's
+ complement does not cause a RANGE Exception. */
+ TEST_INST_I32_I32 l.mulu, 0xffff7fff, 0xffff0000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests instructions l.or, l.ori.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x55555555);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x55555555);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xb38f0f83);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xc4c70f07);\n
+# output: report(0xccf7ff7f);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x38f0f83b);\n
+# output: report(0xbbffffbb);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000ffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x0000aaaa);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00005555);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00005555);\n
+# output: report(0xaaaaffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000f83);\n
+# output: report(0x4c70ffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000f07);\n
+# output: report(0x4c70ff7f);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000f83b);\n
+# output: report(0xb38fffbb);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Always set OVE. We should never trigger an exception, even if
+ this bit is set. */
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test the l.or instruction with a range of operands. */
+
+ TEST_INST_I32_I32 l.or, 0x00000000, 0x00000000
+ TEST_INST_I32_I32 l.or, 0xffffffff, 0xffffffff
+ TEST_INST_I32_I32 l.or, 0xaaaaaaaa, 0x00000000
+ TEST_INST_I32_I32 l.or, 0xaaaaaaaa, 0xaaaaaaaa
+ TEST_INST_I32_I32 l.or, 0x55555555, 0x00000000
+ TEST_INST_I32_I32 l.or, 0x55555555, 0x55555555
+ TEST_INST_I32_I32 l.or, 0xaaaaaaaa, 0x55555555
+ TEST_INST_I32_I32 l.or, 0x4c70f07c, 0xb38f0f83
+ TEST_INST_I32_I32 l.or, 0x4c70f07c, 0xc4c70f07
+ TEST_INST_I32_I32 l.or, 0xb38f0f83, 0x38f0f83b
+
+ /* Test the l.ori instruction with a range of operands. */
+ TEST_INST_I32_I16 l.ori, 0x00000000, 0x0000
+ TEST_INST_I32_I16 l.ori, 0xffffffff, 0xffff
+ TEST_INST_I32_I16 l.ori, 0xaaaaaaaa, 0x0000
+ TEST_INST_I32_I16 l.ori, 0xaaaaaaaa, 0xaaaa
+ TEST_INST_I32_I16 l.ori, 0x55555555, 0x0000
+ TEST_INST_I32_I16 l.ori, 0x55555555, 0x5555
+ TEST_INST_I32_I16 l.ori, 0xaaaaaaaa, 0x5555
+ TEST_INST_I32_I16 l.ori, 0x4c70f07c, 0x0f83
+ TEST_INST_I32_I16 l.ori, 0x4c70f07c, 0x0f07
+ TEST_INST_I32_I16 l.ori, 0xb38f0f83, 0xf83b
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Testsuite macros for OpenRISC.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+#ifndef OR1K_ASM_TEST_ENV_H
+#define OR1K_ASM_TEST_ENV_H
+
+#include "or1k-asm.h"
+#include "or1k-asm-test.h"
+
+ .macro STANDARD_TEST_HEADER
+ /* Without the "a" (allocatable) flag, this section gets some
+ default flags and is discarded by objcopy when flattening to
+ the binary file. */
+ .section .exception_vectors, "ax"
+ .org 0x100
+ .global _start
+_start:
+ /* Clear R0 on start-up. There is no guarantee that R0 is hardwired
+ to zero and indeed it is not when simulating. */
+ CLEAR_REG r0
+ OR1K_DELAYED_NOP(l.j test_startup)
+ .section .text
+test_startup:
+ .endm
+
+ .macro STANDARD_TEST_BODY
+ LOAD_IMMEDIATE STACK_POINTER_R1, stack_begin
+ CLEAR_BSS r3, r4
+ CALL r3, start_tests
+ EXIT_SIMULATION_WITH_IMMEDIATE_EXIT_CODE SEC_SUCCESS
+ .section .stack
+ .space 4096 /* We need more than EXCEPTION_STACK_SKIP_SIZE bytes. */
+stack_begin:
+ .endm
+
+ .macro STANDARD_TEST_ENVIRONMENT
+ /* One of the test cases needs to do some tests before setting up
+ the stack and so on. That's the reason this macro is split into
+ 2 parts allowing the caller to inject code between the 2
+ initialisation phases. */
+ STANDARD_TEST_HEADER
+ STANDARD_TEST_BODY
+ .endm
+
+#endif /* OR1K_ASM_TEST_ENV_H */
--- /dev/null
+/* Testsuite helpers for OpenRISC.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+#ifndef OR1K_ASM_TEST_HELPERS_H
+#define OR1K_ASM_TEST_HELPERS_H
+
+#include "spr-defs.h"
+#include "or1k-asm-test-env.h"
+
+ /* During exception handling the instruction under test is
+ overwritten with a nop. Here we check if that is the case and
+ report. */
+
+ .macro REPORT_EXCEPTION instruction_addr
+ PUSH r2
+ PUSH r3
+ LOAD_IMMEDIATE r3, \instruction_addr
+ l.lws r2, 0(r3)
+ LOAD_IMMEDIATE r3, 0x15000000 /* l.nop */
+ l.sfeq r2, r3
+ OR1K_DELAYED_NOP (l.bnf 1f)
+ REPORT_IMMEDIATE_TO_CONSOLE 0x00000001
+ OR1K_DELAYED_NOP (l.j 2f)
+1:
+ REPORT_IMMEDIATE_TO_CONSOLE 0x00000000
+2:
+ POP r3
+ POP r2
+ .endm
+
+ /* Test that will set and clear sr flags, run instruction report
+ the result and whether or not there was an exception.
+
+ Arguments:
+ flags_to_set - sr flags to set
+ flags_to_clear - sr flags to clear
+ opcode - the instruction to execute
+ op1 - first argument to the instruction
+ op2 - second argument to the function
+
+ Reports:
+ report(0x00000001);\n op1
+ report(0x00000002);\n op1
+ report(0x00000003);\n result
+ report(0x00000000);\n 1 if carry
+ report(0x00000000);\n 1 if overflow
+ report(0x00000000);\n 1 if exception
+ \n */
+
+ .macro TEST_INST_FF_I32_I32 flags_to_set, flags_to_clear, opcode, op1, op2
+ LOAD_IMMEDIATE r5, \op1
+ LOAD_IMMEDIATE r6, \op2
+ REPORT_REG_TO_CONSOLE r5
+ REPORT_REG_TO_CONSOLE r6
+ /* Clear the last exception address. */
+ MOVE_TO_SPR SPR_EPCR_BASE, ZERO_R0
+ SET_SPR_SR_FLAGS \flags_to_set , r2, r3
+ CLEAR_SPR_SR_FLAGS \flags_to_clear, r2, r3
+\@1$: \opcode r4, r5, r6
+ MOVE_FROM_SPR r2, SPR_SR /* Save the flags. */
+ REPORT_REG_TO_CONSOLE r4
+
+ REPORT_BIT_TO_CONSOLE r2, SPR_SR_CY
+ REPORT_BIT_TO_CONSOLE r2, SPR_SR_OV
+ REPORT_EXCEPTION \@1$
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ .macro TEST_INST_FF_I32_I16 flags_to_set, flags_to_clear, opcode, op1, op2
+ LOAD_IMMEDIATE r5, \op1
+ REPORT_REG_TO_CONSOLE r5
+ REPORT_IMMEDIATE_TO_CONSOLE \op2
+ SET_SPR_SR_FLAGS \flags_to_set , r2, r3
+ CLEAR_SPR_SR_FLAGS \flags_to_clear, r2, r3
+ /* Clear the last exception address. */
+ MOVE_TO_SPR SPR_EPCR_BASE, ZERO_R0
+\@1$: \opcode r4, r5, \op2
+ MOVE_FROM_SPR r2, SPR_SR /* Save the flags. */
+ REPORT_REG_TO_CONSOLE r4
+ REPORT_BIT_TO_CONSOLE r2, SPR_SR_CY
+ REPORT_BIT_TO_CONSOLE r2, SPR_SR_OV
+ REPORT_EXCEPTION \@1$
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ .macro TEST_INST_I32_I32 opcode, op1, op2
+ TEST_INST_FF_I32_I32 0, 0, \opcode, \op1, \op2
+ .endm
+
+ .macro TEST_INST_I32_I16 opcode, op1, op2
+ TEST_INST_FF_I32_I16 0, 0, \opcode, \op1, \op2
+ .endm
+
+ .macro CHECK_CARRY_AND_OVERFLOW_NOT_SET overwritten_reg1, overwritten_reg2
+ MOVE_FROM_SPR \overwritten_reg1, SPR_SR
+
+ LOAD_IMMEDIATE \overwritten_reg2, SPR_SR_CY + SPR_SR_OV
+ l.and \overwritten_reg1, \overwritten_reg1, \overwritten_reg2
+ l.sfne \overwritten_reg1, ZERO_R0
+
+ OR1K_DELAYED_NOP (l.bnf \@2$)
+
+ EXIT_SIMULATION_WITH_IMMEDIATE_EXIT_CODE SEC_GENERIC_ERROR
+\@2$:
+ .endm
+
+#endif /* OR1K_ASM_TEST_HELPERS_H */
--- /dev/null
+/* Testsuite architecture macros for OpenRISC.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+#ifndef OR1K_ASM_TEST_H
+#define OR1K_ASM_TEST_H
+
+#include "spr-defs.h"
+
+/* Register definitions */
+
+/* The "jump and link" instructions store the return address in R9. */
+#define LINK_REGISTER_R9 r9
+
+/* These register definitions match the ABI. */
+#define ZERO_R0 r0
+#define STACK_POINTER_R1 r1
+#define FRAME_POINTER_R2 r2
+#define RETURN_VALUE_R11 r11
+
+ /* Load/move/clear helpers */
+
+ .macro LOAD_IMMEDIATE reg, val
+ l.movhi \reg, hi ( \val )
+ l.ori \reg, \reg, lo ( \val )
+ .endm
+
+ .macro MOVE_REG dest_reg, src_reg
+ .ifnes "\dest_reg","\src_reg"
+ l.ori \dest_reg, \src_reg, 0
+ .endif
+ .endm
+
+ .macro CLEAR_REG reg
+ l.movhi \reg, 0
+ .endm
+
+ .macro MOVE_FROM_SPR reg, spr_reg
+ l.mfspr \reg, ZERO_R0, \spr_reg
+ .endm
+
+ .macro MOVE_TO_SPR spr_reg, reg
+ l.mtspr ZERO_R0, \reg, \spr_reg
+ .endm
+
+ .macro SET_SPR_SR_FLAGS flag_mask, scratch_reg_1, scratch_reg_2
+ /* We cannot use PUSH and POP here because some flags like Carry
+ would get overwritten. */
+
+ /* We could optimise this routine, as instruction l.mtspr already
+ does a logical OR. */
+ MOVE_FROM_SPR \scratch_reg_2, SPR_SR
+ LOAD_IMMEDIATE \scratch_reg_1, \flag_mask
+ l.or \scratch_reg_2, \scratch_reg_2, \scratch_reg_1
+ MOVE_TO_SPR SPR_SR, \scratch_reg_2
+ .endm
+
+ .macro CLEAR_SPR_SR_FLAGS flag_mask, scratch_reg_1, scratch_reg_2
+ /* We cannot use PUSH and POP here because some flags like Carry
+ would get overwritten. */
+
+ MOVE_FROM_SPR \scratch_reg_2, SPR_SR
+ LOAD_IMMEDIATE \scratch_reg_1, ~\flag_mask
+ l.and \scratch_reg_2, \scratch_reg_2, \scratch_reg_1
+ MOVE_TO_SPR SPR_SR, \scratch_reg_2
+
+ .endm
+
+ /* Stack helpers */
+
+/* This value is defined in the OpenRISC 1000 specification. */
+#define EXCEPTION_STACK_SKIP_SIZE 128
+
+ /* WARNING: Functions without prolog cannot use these PUSH or POP
+ macros.
+
+ PERFORMANCE WARNING: These PUSH/POP macros are convenient, but
+ can lead to slow code. If you need to PUSH or POP several
+ registers, it's faster to use non-zero offsets when
+ loading/storing and then increment/decrement the stack pointer
+ just once. */
+
+ .macro PUSH reg
+ l.addi STACK_POINTER_R1, STACK_POINTER_R1, -4
+ l.sw 0(STACK_POINTER_R1), \reg
+ .endm
+
+ /* WARNING: see the warnings for PUSH. */
+ .macro POP reg
+ l.lwz \reg, 0(STACK_POINTER_R1)
+ l.addi STACK_POINTER_R1, STACK_POINTER_R1, 4
+ .endm
+
+/* l.nop definitions for simulation control and console output. */
+
+/* Register definitions for the simulation l.nop codes. */
+#define NOP_REPORT_R3 r3
+#define NOP_EXIT_R3 r3
+
+/* SEC = Simulation Exit Code */
+#define SEC_SUCCESS 0
+#define SEC_RETURNED_FROM_MAIN 1
+#define SEC_GENERIC_ERROR 2
+
+ /* When running under the simulator, this l.nop code terminates the
+ simulation. */
+ .macro EXIT_SIMULATION_WITH_IMMEDIATE_EXIT_CODE immediate_value
+ LOAD_IMMEDIATE NOP_EXIT_R3, \immediate_value
+ l.nop 1
+ .endm
+
+ .macro EXIT_SIMULATION_WITH_REG_EXIT_CODE reg
+ MOVE_REG NOP_EXIT_R3, \reg
+ l.nop 1
+ .endm
+
+ /* When running under the simulator, this l.nop code prints the
+ value of R3 to the console. */
+ .macro REPORT_TO_CONSOLE
+ l.nop 2
+ .endm
+
+ /* NOTE: The stack must be set up, as this macro uses PUSH and POP. */
+ .macro REPORT_REG_TO_CONSOLE reg
+ .ifeqs "\reg","r3"
+ /* Nothing more to do here, R3 is the register that gets printed. */
+ REPORT_TO_CONSOLE
+ .else
+ PUSH NOP_REPORT_R3
+ MOVE_REG NOP_REPORT_R3, \reg
+ REPORT_TO_CONSOLE
+ POP NOP_REPORT_R3
+ .endif
+ .endm
+
+ /* NOTE: The stack must be set up, as this macro uses PUSH and POP. */
+ .macro REPORT_IMMEDIATE_TO_CONSOLE val
+ PUSH NOP_REPORT_R3
+ LOAD_IMMEDIATE NOP_REPORT_R3, \val
+ REPORT_TO_CONSOLE
+ POP NOP_REPORT_R3
+ .endm
+
+ .macro PRINT_NEWLINE_TO_CONSOLE
+ PUSH r3
+ LOAD_IMMEDIATE r3, 0x0A
+ l.nop 4
+ POP r3
+ .endm
+
+ /* If SR[F] is set, writes 0x00000001 to the console, otherwise it
+ writes 0x00000000. */
+ .macro REPORT_SRF_TO_CONSOLE
+ OR1K_DELAYED_NOP (l.bnf \@1$)
+ REPORT_IMMEDIATE_TO_CONSOLE 0x00000001
+ OR1K_DELAYED_NOP (l.j \@2$)
+\@1$:
+ REPORT_IMMEDIATE_TO_CONSOLE 0x00000000
+\@2$:
+ .endm
+
+ /* If the given register is 0, writes 0x00000000 to the console,
+ otherwise it writes 0x00000001. */
+ .macro REPORT_BOOL_TO_CONSOLE reg
+ l.sfne \reg, ZERO_R0
+ REPORT_SRF_TO_CONSOLE
+ .endm
+
+ /* Writes to the console the value of the given register bit. */
+ .macro REPORT_BIT_TO_CONSOLE reg, single_bit_mask
+ PUSH r2
+ PUSH r3
+ PUSH r4
+ MOVE_REG r2, \reg
+ LOAD_IMMEDIATE r4, \single_bit_mask
+ l.and r3, r2, r4
+ REPORT_BOOL_TO_CONSOLE r3
+ POP r4
+ POP r3
+ POP r2
+ .endm
+
+ /* Jump helpers */
+
+ .macro CALL overwritten_reg, subroutine_name
+ LOAD_IMMEDIATE \overwritten_reg, \subroutine_name
+ OR1K_DELAYED_NOP (l.jalr \overwritten_reg)
+ .endm
+
+ .macro RETURN_TO_LINK_REGISTER_R9
+ OR1K_DELAYED_NOP (l.jr LINK_REGISTER_R9)
+ .endm
+
+ /* Clear the BSS section on start-up */
+
+ .macro CLEAR_BSS overwritten_reg1, overwritten_reg2
+ LOAD_IMMEDIATE \overwritten_reg1, _bss_begin
+ LOAD_IMMEDIATE \overwritten_reg2, _bss_end
+ l.sfgeu \overwritten_reg1, \overwritten_reg2
+ OR1K_DELAYED_NOP (l.bf bss_is_empty)
+bss_clear_loop:
+ /* Possible optimisation to investigate:
+ move "l.sw 0(\overwritten_reg1), r0" to the jump delay slot as
+ "l.sw -4(\overwritten_reg1), r0" or similar. But keep in mind that
+ there are plans to remove the jump delay slot. */
+ l.sw 0(\overwritten_reg1), r0
+ l.addi \overwritten_reg1, \overwritten_reg1, 4
+ l.sfgtu \overwritten_reg2, \overwritten_reg1
+ OR1K_DELAYED_NOP (l.bf bss_clear_loop)
+bss_is_empty:
+ .endm
+
+#endif /* OR1K_ASM_TEST_H */
--- /dev/null
+/* Testsuite assembly helpers for OpenRISC.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+#ifndef OR1K_ASM_H
+#define OR1K_ASM_H
+
+#define OR1K_INST(...) __VA_ARGS__
+
+#if defined(__OR1K_NODELAY__)
+#define OR1K_DELAYED(a, b) a; b
+#define OR1K_DELAYED_NOP(a) a
+.nodelay
+#elif defined(__OR1K_DELAY__)
+#define OR1K_DELAYED(a, b) b; a
+#define OR1K_DELAYED_NOP(a) a; l.nop
+#elif defined(__OR1K_DELAY_COMPAT__)
+#define OR1K_DELAYED(a, b) a; b; l.nop
+#define OR1K_DELAYED_NOP(a) a; l.nop
+#else
+#error One of __OR1K_NODELAY__, __OR1K_DELAY__, or __OR1K_DELAY_COMPAT__ must be defined
+#endif
+
+#endif /* OR1K_ASM_H */
--- /dev/null
+/* Test linker script for OpenRISC.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+MEMORY
+{
+ /* The exception vectors actually start at 0x100, but if you specify
+ that address here, the "--output-target binary" step will start from
+ address 0 with the contents meant for address 0x100. */
+ exception_vectors : ORIGIN = 0 , LENGTH = 8K
+ ram : ORIGIN = 8K, LENGTH = 2M - 8K
+}
+
+SECTIONS
+{
+ .exception_vectors :
+ {
+ KEEP(*(.exception_vectors))
+ } > exception_vectors
+
+ .text :
+ {
+ *(.text)
+ *(.text.*)
+ *(.rodata)
+ *(.rodata.*)
+ } > ram
+
+ .data :
+ {
+ *(.data)
+ *(.data.*)
+ } > ram
+
+ .bss :
+ {
+ *(.bss)
+ *(.bss.*)
+
+ /* WARNING about section size alignment:
+ The start-up assembly code can only clear BSS section sizes
+ which are aligned to 4 bytes. However, the size of the BSS
+ section may not be aligned, therefore up to 3 bytes more could
+ be zeroed on start-up. This is normally not an issue, as the
+ start of the next section is usually aligned too, so those extra
+ bytes should be just padding. I did try the following trick to
+ align the BSS section size, to no avail:
+
+ . = ALIGN(., 4);
+ */
+ } > ram
+
+ _bss_begin = ADDR(.bss);
+ _bss_end = _bss_begin + SIZEOF(.bss);
+
+ .stack ALIGN(16) (NOLOAD):
+ {
+ *(.stack)
+ } > ram
+}
+
+ENTRY(_start) /* Otherwise, --gc-sections would throw everything away. */
--- /dev/null
+/* Tests instructions l.ror and l.rori.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0x3b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0x0f83b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0x671e1f07);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00002224);\n
+# output: report(0x3b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00f789f0);\n
+# output: report(0x0f83b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0xffffffff);\n
+# output: report(0x671e1f07);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0x3b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0x0f83b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0x671e1f07);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000024);\n
+# output: report(0x3b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000030);\n
+# output: report(0x0f83b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000003f);\n
+# output: report(0x671e1f07);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-env.h"
+
+ .macro TEST_ROR op1, op2, res
+ /* Note that 'res' is not used here. We could stop using the
+ .TestResults file and use 'res' here instead. */
+ LOAD_IMMEDIATE r5, \op1
+ LOAD_IMMEDIATE r6, \op2
+ REPORT_REG_TO_CONSOLE r5
+ REPORT_REG_TO_CONSOLE r6
+ l.ror r4, r5, r6
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ .macro TEST_RORI op1, op2, res
+ /* Note that 'res' is not used here. We could stop using the
+ .TestResults file and use 'res' here instead. */
+ LOAD_IMMEDIATE r5, \op1
+ REPORT_REG_TO_CONSOLE r5
+ REPORT_IMMEDIATE_TO_CONSOLE \op2
+ l.rori r4, r5, \op2
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test the l.ror instruction. */
+
+ /* Rotate by zero */
+ TEST_ROR 0xb38f0f83, 0x00000000, 0xb38f0f83
+
+ /* Rotate by amounts in the 1 - 31 range. */
+ TEST_ROR 0xb38f0f83, 0x00000001, 0xd9c787c1
+ TEST_ROR 0xb38f0f83, 0x00000004, 0x3b38f0f8
+ TEST_ROR 0xb38f0f83, 0x00000010, 0x0f83b38f
+ TEST_ROR 0xb38f0f83, 0x0000001f, 0x671e1f07
+
+ /* Rotate by larger amounts - should be masked. */
+ TEST_ROR 0xb38f0f83, 0x00000021, 0xd9c787c1
+ TEST_ROR 0xb38f0f83, 0x00002224, 0x3b38f0f8
+ TEST_ROR 0xb38f0f83, 0x00f789f0, 0x0f83b38f
+ TEST_ROR 0xb38f0f83, 0xffffffff, 0x671e1f07
+
+ /* Test the l.rori instruction. */
+
+ /* Rotate by zero */
+ TEST_RORI 0xb38f0f83, 0x00000000, 0xb38f0f83
+
+ /* Rotate by amounts in the 1 - 31 range. */
+ TEST_RORI 0xb38f0f83, 0x01, 0xd9c787c1
+ TEST_RORI 0xb38f0f83, 0x04, 0x3b38f0f8
+ TEST_RORI 0xb38f0f83, 0x10, 0x0f83b38f
+ TEST_RORI 0xb38f0f83, 0x1f, 0x671e1f07
+
+ /* Rotate by larger amounts (32 - 63) - should be masked. */
+ TEST_RORI 0xb38f0f83, 0x21, 0xd9c787c1
+ TEST_RORI 0xb38f0f83, 0x24, 0x3b38f0f8
+ TEST_RORI 0xb38f0f83, 0x30, 0x0f83b38f
+ TEST_RORI 0xb38f0f83, 0x3f, 0x671e1f07
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests the shift instructions.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0x671e1f06);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0x38f0f830);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0x0f830000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0x80000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0x671e1f06);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00002224);\n
+# output: report(0x38f0f830);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00f789f0);\n
+# output: report(0x0f830000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0xffffffff);\n
+# output: report(0x80000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0x671e1f06);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0x38f0f830);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0x0f830000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0x80000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0x671e1f06);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000024);\n
+# output: report(0x38f0f830);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000030);\n
+# output: report(0x0f830000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000003f);\n
+# output: report(0x80000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0xfb38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0xffffb38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0xffffffff);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000001);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000004);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000010);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x0000001f);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00002224);\n
+# output: report(0xfb38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00f789f0);\n
+# output: report(0xffffb38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000021);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00002224);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00f789f0);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0xfb38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0xffffb38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0xffffffff);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000001);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000004);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000010);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x0000001f);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0xd9c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000024);\n
+# output: report(0xfb38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000030);\n
+# output: report(0xffffb38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000003f);\n
+# output: report(0xffffffff);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000021);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000024);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000030);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x0000003f);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0x59c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0x0b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0x0000b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000001);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000004);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000010);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x0000001f);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0x59c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00002224);\n
+# output: report(0x0b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00f789f0);\n
+# output: report(0x0000b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000021);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00002224);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00f789f0);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000000);\n
+# output: report(0xb38f0f83);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000001);\n
+# output: report(0x59c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000004);\n
+# output: report(0x0b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000010);\n
+# output: report(0x0000b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000001f);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000001);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000004);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000010);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x0000001f);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000021);\n
+# output: report(0x59c787c1);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000024);\n
+# output: report(0x0b38f0f8);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x00000030);\n
+# output: report(0x0000b38f);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000003f);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000021);\n
+# output: report(0x2638783e);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000024);\n
+# output: report(0x04c70f07);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000030);\n
+# output: report(0x00004c70);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x0000003f);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ .macro TEST_SHIFT opcode, op1, op2
+ LOAD_IMMEDIATE r5, \op1
+ LOAD_IMMEDIATE r6, \op2
+ REPORT_REG_TO_CONSOLE r5
+ REPORT_REG_TO_CONSOLE r6
+ \opcode r4, r5, r6
+ CHECK_CARRY_AND_OVERFLOW_NOT_SET r2, r3
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ .macro TEST_SHIFT_I opcode, op1, op2
+ LOAD_IMMEDIATE r5, \op1
+ REPORT_REG_TO_CONSOLE r5
+ REPORT_IMMEDIATE_TO_CONSOLE \op2
+ \opcode r4, r5, \op2
+ CHECK_CARRY_AND_OVERFLOW_NOT_SET r2, r3
+ REPORT_REG_TO_CONSOLE r4
+ PRINT_NEWLINE_TO_CONSOLE
+ .endm
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Always set OVE. We should never trigger an exception, even if
+ this bit is set. */
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test l.sll */
+
+ /* Shift left by zero. */
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00000000
+
+ /* Shift left by amounts in the 1-31 range. */
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00000001
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00000004
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00000010
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x0000001f
+
+ /* Shift left by larger amounts - should be masked. */
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00000021
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00002224
+ TEST_SHIFT l.sll, 0xb38f0f83, 0x00f789f0
+ TEST_SHIFT l.sll, 0xb38f0f83, 0xffffffff
+
+ /* Test l.slli */
+
+ /* Shift left by zero. */
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0000
+
+ /* Shift left by amounts in the 1-31 range. */
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0001
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0004
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0010
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x001f
+
+ /* Shift left by larger amounts - should be masked. */
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0021
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0024
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x0030
+ TEST_SHIFT_I l.slli, 0xb38f0f83, 0x003f
+
+ /* Test l.sra */
+
+ /* Shift right by zero. */
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00000000
+
+ /* Shift right by amounts in the 1-31 range. */
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00000001
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00000004
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00000010
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x0000001f
+
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x00000001
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x00000004
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x00000010
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x0000001f
+
+ /* Shift right by larger amounts - should be masked. */
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00000021
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00002224
+ TEST_SHIFT l.sra, 0xb38f0f83, 0x00f789f0
+ TEST_SHIFT l.sra, 0xb38f0f83, 0xffffffff
+
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x00000021
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x00002224
+ TEST_SHIFT l.sra, 0x4c70f07c, 0x00f789f0
+ TEST_SHIFT l.sra, 0x4c70f07c, 0xffffffff
+
+ /* Test l.srai */
+
+ /* Shift right by zero. */
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0000
+
+ /* Shift right by amounts in the 1-31 range. */
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0001
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0004
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0010
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x001f
+
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x0001
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x0004
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x0010
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x001f
+
+ /* Shift right by larger amounts - should be masked. */
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0021
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0024
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x0030
+ TEST_SHIFT_I l.srai, 0xb38f0f83, 0x003f
+
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x0021
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x0024
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x0030
+ TEST_SHIFT_I l.srai, 0x4c70f07c, 0x003f
+
+ /* Test l.srl */
+
+ /* Shift right by zero. */
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00000000
+
+ /* Shift right by amounts in the 1-31 range. */
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00000001
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00000004
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00000010
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x0000001f
+
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x00000001
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x00000004
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x00000010
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x0000001f
+
+ /* Shift right by larger amounts - should be masked. */
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00000021
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00002224
+ TEST_SHIFT l.srl, 0xb38f0f83, 0x00f789f0
+ TEST_SHIFT l.srl, 0xb38f0f83, 0xffffffff
+
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x00000021
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x00002224
+ TEST_SHIFT l.srl, 0x4c70f07c, 0x00f789f0
+ TEST_SHIFT l.srl, 0x4c70f07c, 0xffffffff
+
+ /* Test l.srli */
+
+ /* Shift right by zero. */
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0000
+
+ /* Shift right by amounts in the 1-31 range. */
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0001
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0004
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0010
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x001f
+
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x0001
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x0004
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x0010
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x001f
+
+ /* Shift right by larger amounts - should be masked. */
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0021
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0024
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x0030
+ TEST_SHIFT_I l.srli, 0xb38f0f83, 0x003f
+
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x0021
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x0024
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x0030
+ TEST_SHIFT_I l.srli, 0x4c70f07c, 0x003f
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Special Purpose Registers definitions
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+#ifndef SPR_DEFS_H
+#define SPR_DEFS_H
+
+#define MAX_GRPS 32
+#define MAX_SPRS_PER_GRP_BITS 11
+
+/* Base addresses for the groups */
+#define SPRGROUP_SYS (0<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_DMMU (1<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_IMMU (2<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_DC (3<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_IC (4<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_MAC (5<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_D (6<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_PC (7<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_PM (8<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_PIC (9<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_TT (10<< MAX_SPRS_PER_GRP_BITS)
+#define SPRGROUP_FP (11<< MAX_SPRS_PER_GRP_BITS)
+
+/* System control and status group */
+#define SPR_VR (SPRGROUP_SYS + 0)
+#define SPR_UPR (SPRGROUP_SYS + 1)
+#define SPR_CPUCFGR (SPRGROUP_SYS + 2)
+#define SPR_DMMUCFGR (SPRGROUP_SYS + 3)
+#define SPR_IMMUCFGR (SPRGROUP_SYS + 4)
+#define SPR_DCCFGR (SPRGROUP_SYS + 5)
+#define SPR_ICCFGR (SPRGROUP_SYS + 6)
+#define SPR_DCFGR (SPRGROUP_SYS + 7)
+#define SPR_PCCFGR (SPRGROUP_SYS + 8)
+#define SPR_NPC (SPRGROUP_SYS + 16)
+#define SPR_SR (SPRGROUP_SYS + 17)
+#define SPR_PPC (SPRGROUP_SYS + 18)
+#define SPR_FPCSR (SPRGROUP_SYS + 20)
+#define SPR_EPCR_BASE (SPRGROUP_SYS + 32)
+#define SPR_EPCR_LAST (SPRGROUP_SYS + 47)
+#define SPR_EEAR_BASE (SPRGROUP_SYS + 48)
+#define SPR_EEAR_LAST (SPRGROUP_SYS + 63)
+#define SPR_ESR_BASE (SPRGROUP_SYS + 64)
+#define SPR_ESR_LAST (SPRGROUP_SYS + 79)
+#define SPR_GPR_BASE (SPRGROUP_SYS + 1024)
+
+/* Data MMU group */
+#define SPR_DMMUCR (SPRGROUP_DMMU + 0)
+#define SPR_DMMUPR (SPRGROUP_DMMU + 1)
+#define SPR_DTLBEIR (SPRGROUP_DMMU + 2)
+#define SPR_DTLBMR_BASE(WAY) (SPRGROUP_DMMU + 0x200 + (WAY) * 0x100)
+#define SPR_DTLBMR_LAST(WAY) (SPRGROUP_DMMU + 0x27f + (WAY) * 0x100)
+#define SPR_DTLBTR_BASE(WAY) (SPRGROUP_DMMU + 0x280 + (WAY) * 0x100)
+#define SPR_DTLBTR_LAST(WAY) (SPRGROUP_DMMU + 0x2ff + (WAY) * 0x100)
+
+/* Instruction MMU group */
+#define SPR_IMMUCR (SPRGROUP_IMMU + 0)
+#define SPR_ITLBEIR (SPRGROUP_IMMU + 2)
+#define SPR_ITLBMR_BASE(WAY) (SPRGROUP_IMMU + 0x200 + (WAY) * 0x100)
+#define SPR_ITLBMR_LAST(WAY) (SPRGROUP_IMMU + 0x27f + (WAY) * 0x100)
+#define SPR_ITLBTR_BASE(WAY) (SPRGROUP_IMMU + 0x280 + (WAY) * 0x100)
+#define SPR_ITLBTR_LAST(WAY) (SPRGROUP_IMMU + 0x2ff + (WAY) * 0x100)
+
+/* Data cache group */
+#define SPR_DCCR (SPRGROUP_DC + 0)
+#define SPR_DCBPR (SPRGROUP_DC + 1)
+#define SPR_DCBFR (SPRGROUP_DC + 2)
+#define SPR_DCBIR (SPRGROUP_DC + 3)
+#define SPR_DCBWR (SPRGROUP_DC + 4)
+#define SPR_DCBLR (SPRGROUP_DC + 5)
+#define SPR_DCR_BASE(WAY) (SPRGROUP_DC + 0x200 + (WAY) * 0x200)
+#define SPR_DCR_LAST(WAY) (SPRGROUP_DC + 0x3ff + (WAY) * 0x200)
+
+/* Instruction cache group */
+#define SPR_ICCR (SPRGROUP_IC + 0)
+#define SPR_ICBPR (SPRGROUP_IC + 1)
+#define SPR_ICBIR (SPRGROUP_IC + 2)
+#define SPR_ICBLR (SPRGROUP_IC + 3)
+#define SPR_ICR_BASE(WAY) (SPRGROUP_IC + 0x200 + (WAY) * 0x200)
+#define SPR_ICR_LAST(WAY) (SPRGROUP_IC + 0x3ff + (WAY) * 0x200)
+
+/* MAC group */
+#define SPR_MACLO (SPRGROUP_MAC + 1)
+#define SPR_MACHI (SPRGROUP_MAC + 2)
+
+/* Bit definitions for the Supervision Register. */
+#define SPR_SR_SM 0x00000001 /* Supervisor Mode */
+#define SPR_SR_TEE 0x00000002 /* Tick timer Exception Enable */
+#define SPR_SR_IEE 0x00000004 /* Interrupt Exception Enable */
+#define SPR_SR_DCE 0x00000008 /* Data Cache Enable */
+#define SPR_SR_ICE 0x00000010 /* Instruction Cache Enable */
+#define SPR_SR_DME 0x00000020 /* Data MMU Enable */
+#define SPR_SR_IME 0x00000040 /* Instruction MMU Enable */
+#define SPR_SR_LEE 0x00000080 /* Little Endian Enable */
+#define SPR_SR_CE 0x00000100 /* CID Enable */
+#define SPR_SR_F 0x00000200 /* Condition Flag */
+#define SPR_SR_CY 0x00000400 /* Carry flag */
+#define SPR_SR_OV 0x00000800 /* Overflow flag */
+#define SPR_SR_OVE 0x00001000 /* Overflow flag Exception */
+#define SPR_SR_DSX 0x00002000 /* Delay Slot Exception */
+#define SPR_SR_EPH 0x00004000 /* Exception Prefix High */
+#define SPR_SR_FO 0x00008000 /* Fixed one */
+#define SPR_SR_SUMRA 0x00010000 /* Supervisor SPR read access */
+#define SPR_SR_RES 0x0ffe0000 /* Reserved */
+#define SPR_SR_CID 0xf0000000 /* Context ID */
+
+#endif /* SPR_DEFS_H */
--- /dev/null
+/* Tests instruction l.sub.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000003);\n
+# output: report(0x00000002);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000001);\n
+# output: report(0x00000002);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000003);\n
+# output: report(0x00000002);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xfffffffd);\n
+# output: report(0xfffffffe);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xfffffffe);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffffff);\n
+# output: report(0x3fffffff);\n
+# output: report(0x40000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x40000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x3fffffff);\n
+# output: report(0x40000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x40000000);\n
+# output: report(0x3fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x80000000);\n
+# output: report(0x7fffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: report(0x3fffffff);\n
+# output: report(0x40000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x7fffffff);\n
+# output: report(0x80000000);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: report(0x00000001);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .exception_vectors
+
+ /* Range exception. */
+ .org 0xb00
+
+ /* The handling is a bit dubious at present. We just patch the
+ instruction with l.nop and restart. This will go wrong in branch
+ delay slots. But we don't have those in this test. */
+ l.addi r1, r1, -EXCEPTION_STACK_SKIP_SIZE
+ PUSH r2
+ PUSH r3
+ /* Save the address of the instruction that caused the problem. */
+ MOVE_FROM_SPR r2, SPR_EPCR_BASE
+ LOAD_IMMEDIATE r3, 0x15000000 /* Opcode for l.nop */
+ l.sw 0(r2), r3
+ POP r3
+ POP r2
+ l.addi r1, r1, EXCEPTION_STACK_SKIP_SIZE
+ l.rfe
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Test l.sub */
+
+ /* Subtract two small positive numbers. Sets the carry, but never
+ the overflow if the result is negative. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x00000003, \
+ 0x00000002
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x00000001, \
+ 0x00000002
+
+ /* Check carry in is ignored. */
+ TEST_INST_FF_I32_I32 SPR_SR_CY, SPR_SR_OV, l.sub, 0x00000003, 0x00000002
+
+ /* Subtract two small negative numbers. Sets the carry flag if
+ the result is negative, but never the overflow flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0xfffffffd, \
+ 0xfffffffe
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0xffffffff, \
+ 0xfffffffe
+
+ /* Subtract two quite large positive numbers. Should set neither
+ the overflow nor the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x7fffffff, \
+ 0x3fffffff
+
+ /* Subtract two quite large negative numbers. Should set neither
+ the overflow nor the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x40000000, \
+ 0x40000000
+
+ /* Subtract two large positive numbers with a negative result.
+ Should set the carry, but not the overflow flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x3fffffff, \
+ 0x40000000
+
+ /* Subtract two large negative numbers with a positive result.
+ Should set neither the carry nor the overflow flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x40000000, \
+ 0x3fffffff
+
+ /* Subtract a large positive from a large negative number. Should
+ set overflow but not the carry flag. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x80000000, \
+ 0x7fffffff
+
+ /* Subtract a large negative from a large positive number. Should
+ set both the overflow and carry flags. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x7fffffff, \
+ 0x80000000
+
+ /* Check that range exceptions are triggered. */
+
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Check that an overflow alone causes a RANGE Exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x80000000, \
+ 0x7fffffff
+
+ /* Check that a carry alone does not cause a RANGE Exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x3fffffff, \
+ 0x40000000
+
+ /* Check that carry and overflow together cause an exception. */
+ TEST_INST_FF_I32_I32 0, SPR_SR_CY | SPR_SR_OV, l.sub, 0x7fffffff, \
+ 0x80000000
+
+ CLEAR_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
--- /dev/null
+/* Tests instructions l.xor, l.xori.
+
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This program 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 3 of the License, or
+ (at your option) any later version.
+
+ This program 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, see <http://www.gnu.org/licenses/>. */
+
+# mach: or1k
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x55555555);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xb38f0f83);\n
+# output: report(0xffffffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0xc4c70f07);\n
+# output: report(0x88b7ff7b);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x38f0f83b);\n
+# output: report(0x8b7ff7b8);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xffffffff);\n
+# output: report(0x0000ffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x0000aaaa);\n
+# output: report(0x55550000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x55555555);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x55555555);\n
+# output: report(0x00005555);\n
+# output: report(0x55550000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xaaaaaaaa);\n
+# output: report(0x00005555);\n
+# output: report(0xaaaaffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000f83);\n
+# output: report(0x4c70ffff);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0x4c70f07c);\n
+# output: report(0x00000f07);\n
+# output: report(0x4c70ff7b);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: report(0xb38f0f83);\n
+# output: report(0x0000f83b);\n
+# output: report(0x4c70f7b8);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: report(0x00000000);\n
+# output: \n
+# output: exit(0)\n
+
+#include "or1k-asm-test-helpers.h"
+
+ STANDARD_TEST_ENVIRONMENT
+
+ .section .text
+start_tests:
+ PUSH LINK_REGISTER_R9
+
+ /* Always set OVE. We should never trigger an exception, even if
+ this bit is set. */
+ SET_SPR_SR_FLAGS SPR_SR_OVE, r2, r3
+
+ /* Test the l.xor instruction with a range of operands. */
+
+ TEST_INST_I32_I32 l.xor, 0x00000000, 0x00000000
+ TEST_INST_I32_I32 l.xor, 0xffffffff, 0xffffffff
+ TEST_INST_I32_I32 l.xor, 0xaaaaaaaa, 0x00000000
+ TEST_INST_I32_I32 l.xor, 0xaaaaaaaa, 0xaaaaaaaa
+ TEST_INST_I32_I32 l.xor, 0x55555555, 0x00000000
+ TEST_INST_I32_I32 l.xor, 0x55555555, 0x55555555
+ TEST_INST_I32_I32 l.xor, 0xaaaaaaaa, 0x55555555
+ TEST_INST_I32_I32 l.xor, 0x4c70f07c, 0xb38f0f83
+ TEST_INST_I32_I32 l.xor, 0x4c70f07c, 0xc4c70f07
+ TEST_INST_I32_I32 l.xor, 0xb38f0f83, 0x38f0f83b
+
+ /* Test the l.xori instruction with a range of operands. */
+
+ TEST_INST_I32_I16 l.xori, 0x00000000, 0x0000
+ TEST_INST_I32_I16 l.xori, 0xffffffff, 0xffff
+ TEST_INST_I32_I16 l.xori, 0xaaaaaaaa, 0x0000
+ TEST_INST_I32_I16 l.xori, 0xaaaaaaaa, 0xaaaa
+ TEST_INST_I32_I16 l.xori, 0x55555555, 0x0000
+ TEST_INST_I32_I16 l.xori, 0x55555555, 0x5555
+ TEST_INST_I32_I16 l.xori, 0xaaaaaaaa, 0x5555
+ TEST_INST_I32_I16 l.xori, 0x4c70f07c, 0x0f83
+ TEST_INST_I32_I16 l.xori, 0x4c70f07c, 0x0f07
+ TEST_INST_I32_I16 l.xori, 0xb38f0f83, 0xf83b
+
+ POP LINK_REGISTER_R9
+ RETURN_TO_LINK_REGISTER_R9
projects / binutils-gdb.git / commitdiff