2019-06-13 20:27:10 +08:00
|
|
|
/* Tests some basic unordered fpu compare instructions.
|
|
|
|
|
|
2022-01-01 22:56:03 +08:00
|
|
|
Copyright (C) 2019-2022 Free Software Foundation, Inc.
|
2019-06-13 20:27:10 +08:00
|
|
|
|
|
|
|
|
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(0x40490fd0);\n
|
|
|
|
|
# output: report(0x402df84d);\n
|
|
|
|
|
# output: report(0x7fc00000);\n
|
|
|
|
|
# output: \n
|
|
|
|
|
# output: report(0x00000001);\n
|
|
|
|
|
# output: \n
|
|
|
|
|
# output: report(0x00000000);\n
|
|
|
|
|
# output: \n
|
|
|
|
|
# output: report(0x00000001);\n
|
|
|
|
|
# output: \n
|
|
|
|
|
# output: report(0x00000001);\n
|
|
|
|
|
# output: \n
|
|
|
|
|
# output: exit(0)\n
|
|
|
|
|
|
|
|
|
|
#include "or1k-asm-test-helpers.h"
|
|
|
|
|
|
|
|
|
|
STANDARD_TEST_ENVIRONMENT
|
|
|
|
|
|
|
|
|
|
.section .data
|
|
|
|
|
.align 4
|
|
|
|
|
.type pi, @object
|
|
|
|
|
.size pi, 4
|
|
|
|
|
anchor:
|
|
|
|
|
pi:
|
|
|
|
|
.float 3.14159
|
|
|
|
|
|
|
|
|
|
.type e, @object
|
|
|
|
|
.size e, 4
|
|
|
|
|
e:
|
|
|
|
|
.float 2.71828
|
|
|
|
|
|
|
|
|
|
.section .text
|
|
|
|
|
start_tests:
|
|
|
|
|
PUSH LINK_REGISTER_R9
|
|
|
|
|
|
|
|
|
|
/* Test unordered float comparisons. Setting up:
|
|
|
|
|
* r11 pointer to data
|
|
|
|
|
* r12 pi as float
|
|
|
|
|
* r13 e as float
|
|
|
|
|
* r16 nan as float
|
|
|
|
|
*/
|
|
|
|
|
l.ori r11, r0, ha(anchor)
|
|
|
|
|
l.addi r11, r11, lo(anchor)
|
|
|
|
|
l.lwz r12, 0(r11)
|
|
|
|
|
|
|
|
|
|
l.lwz r13, 4(r11)
|
|
|
|
|
|
|
|
|
|
/* Make a NaN. */
|
|
|
|
|
lf.sub.s r16, r13, r13
|
|
|
|
|
lf.div.s r16, r16, r16
|
|
|
|
|
|
|
|
|
|
/* Output to ensure we loaded it correctly. */
|
|
|
|
|
REPORT_REG_TO_CONSOLE r12
|
|
|
|
|
REPORT_REG_TO_CONSOLE r13
|
|
|
|
|
REPORT_REG_TO_CONSOLE r16
|
|
|
|
|
PRINT_NEWLINE_TO_CONSOLE
|
|
|
|
|
|
|
|
|
|
lf.sfuge.s r12, r13
|
|
|
|
|
MOVE_FROM_SPR r2, SPR_SR
|
|
|
|
|
REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
|
|
|
|
|
PRINT_NEWLINE_TO_CONSOLE
|
|
|
|
|
|
|
|
|
|
lf.sfun.s r12, r13
|
|
|
|
|
MOVE_FROM_SPR r2, SPR_SR
|
|
|
|
|
REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
|
|
|
|
|
PRINT_NEWLINE_TO_CONSOLE
|
|
|
|
|
|
|
|
|
|
lf.sfun.s r12, r16
|
|
|
|
|
MOVE_FROM_SPR r2, SPR_SR
|
|
|
|
|
REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
|
|
|
|
|
PRINT_NEWLINE_TO_CONSOLE
|
|
|
|
|
|
|
|
|
|
lf.sfueq.s r12, r12
|
|
|
|
|
MOVE_FROM_SPR r2, SPR_SR
|
|
|
|
|
REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
|
|
|
|
|
PRINT_NEWLINE_TO_CONSOLE
|
|
|
|
|
|
|
|
|
|
POP LINK_REGISTER_R9
|
|
|
|
|
RETURN_TO_LINK_REGISTER_R9
|
