97 lines
2.3 KiB
ArmAsm
97 lines
2.3 KiB
ArmAsm
/* Tests some basic unordered fpu compare instructions.
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Copyright (C) 2019-2022 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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# mach: or1k
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# output: report(0x40490fd0);\n
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# output: report(0x402df84d);\n
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# output: report(0x7fc00000);\n
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# output: \n
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# output: report(0x00000001);\n
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# output: \n
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# output: report(0x00000000);\n
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# output: \n
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# output: report(0x00000001);\n
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# output: \n
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# output: report(0x00000001);\n
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# output: \n
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# output: exit(0)\n
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#include "or1k-asm-test-helpers.h"
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STANDARD_TEST_ENVIRONMENT
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.section .data
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.align 4
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.type pi, @object
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.size pi, 4
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anchor:
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pi:
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.float 3.14159
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.type e, @object
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.size e, 4
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e:
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.float 2.71828
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.section .text
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start_tests:
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PUSH LINK_REGISTER_R9
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/* Test unordered float comparisons. Setting up:
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* r11 pointer to data
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* r12 pi as float
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* r13 e as float
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* r16 nan as float
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*/
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l.ori r11, r0, ha(anchor)
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l.addi r11, r11, lo(anchor)
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l.lwz r12, 0(r11)
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l.lwz r13, 4(r11)
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/* Make a NaN. */
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lf.sub.s r16, r13, r13
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lf.div.s r16, r16, r16
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/* Output to ensure we loaded it correctly. */
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REPORT_REG_TO_CONSOLE r12
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REPORT_REG_TO_CONSOLE r13
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REPORT_REG_TO_CONSOLE r16
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PRINT_NEWLINE_TO_CONSOLE
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lf.sfuge.s r12, r13
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MOVE_FROM_SPR r2, SPR_SR
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REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
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PRINT_NEWLINE_TO_CONSOLE
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lf.sfun.s r12, r13
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MOVE_FROM_SPR r2, SPR_SR
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REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
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PRINT_NEWLINE_TO_CONSOLE
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lf.sfun.s r12, r16
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MOVE_FROM_SPR r2, SPR_SR
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REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
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PRINT_NEWLINE_TO_CONSOLE
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lf.sfueq.s r12, r12
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MOVE_FROM_SPR r2, SPR_SR
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REPORT_BIT_TO_CONSOLE r2, SPR_SR_F
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PRINT_NEWLINE_TO_CONSOLE
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POP LINK_REGISTER_R9
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RETURN_TO_LINK_REGISTER_R9
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