| /* Tests some basic unordered fpu compare instructions. |
| |
| Copyright (C) 2019-2021 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(0x400921f9);\n |
| # output: report(0xf01b866e);\n |
| # output: report(0x4005bf09);\n |
| # output: report(0x95aaf790);\n |
| # output: report(0x7ff80000);\n |
| # output: report(0x00000000);\n |
| # output: \n |
| # output: report(0x00000001);\n |
| # output: \n |
| # output: report(0x00000000);\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, 8 |
| anchor: |
| pi: |
| .double 3.14159 |
| |
| .type e, @object |
| .size e, 8 |
| e: |
| .double 2.71828 |
| |
| .section .text |
| start_tests: |
| PUSH LINK_REGISTER_R9 |
| |
| /* Test unordered double comparisons. Setting up: |
| * r11 pointer to data |
| * r12,r13 pi as double |
| * r14,r15 e as double |
| * r16,r17 nan as double |
| */ |
| l.ori r11, r0, ha(anchor) |
| l.addi r11, r11, lo(anchor) |
| l.lwz r12, 0(r11) |
| l.lwz r13, 4(r11) |
| |
| l.lwz r14, 8(r11) |
| l.lwz r15, 12(r11) |
| |
| /* Make a NaN. */ |
| lf.sub.d r16,r18, r12,r13, r12,r13 |
| lf.div.d r16,r18, r16,r18, r16,r18 |
| |
| /* Output to ensure we loaded it correctly. */ |
| REPORT_REG_TO_CONSOLE r12 |
| REPORT_REG_TO_CONSOLE r13 |
| |
| REPORT_REG_TO_CONSOLE r14 |
| REPORT_REG_TO_CONSOLE r15 |
| |
| REPORT_REG_TO_CONSOLE r16 |
| REPORT_REG_TO_CONSOLE r18 |
| PRINT_NEWLINE_TO_CONSOLE |
| |
| lf.sfuge.d r12,r13, r14,r15 |
| MOVE_FROM_SPR r2, SPR_SR |
| REPORT_BIT_TO_CONSOLE r2, SPR_SR_F |
| PRINT_NEWLINE_TO_CONSOLE |
| |
| lf.sfun.d r12,r13, r14,r15 |
| MOVE_FROM_SPR r2, SPR_SR |
| REPORT_BIT_TO_CONSOLE r2, SPR_SR_F |
| PRINT_NEWLINE_TO_CONSOLE |
| |
| lf.sfun.d r12,r13, r16,r18 |
| 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 |