97 lines
2.2 KiB
ArmAsm
97 lines
2.2 KiB
ArmAsm
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/* Copyright 2015 Free Software Foundation, Inc.
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This file is part of GDB.
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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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.text
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/* 'check_vx': Yield SIGILL unless vector support is
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available. Have a "pit stop" breakpoint here. */
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.align 8
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.type check_vx, @function
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check_vx:
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.cfi_startproc
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/* vlr %v0,%v0 */
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.byte 0xe7,0x00,0x00,0x00,0x00,0x56
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br %r14
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.cfi_endproc
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.size check_vx, .-check_vx
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/* 'store_vrs': Store vector registers in save_area. */
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.align 8
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.type store_vrs, @function
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store_vrs:
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.cfi_startproc
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larl %r1,save_area
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/* vstm %v0,%v15,0(%r1) */
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.byte 0xe7,0x0f,0x10,0x00,0x00,0x3e
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/* vstm %v16,%v31,256(%r1) */
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.byte 0xe7,0x0f,0x11,0x00,0x0c,0x3e
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br %r14
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.cfi_endproc
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.size store_vrs, .-store_vrs
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/* 'change_vrs': Manipulate vector registers according to a
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simple algorithm. */
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.align 8
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.type change_vrs, @function
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change_vrs:
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.cfi_startproc
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lghi %r1,16
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lghi %r3,0xff
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1: exrl %r3,2f
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exrl %r3,1f
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aghi %r3,-0x11
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brctg %r1,1b
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br %r14
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.cfi_endproc
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/* vmlf %v0,%v0,%v0 */
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1: .byte 0xe7,0x00,0x00,0x00,0x20,0xa2
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/* vmlf %v16,%v16,%v0 */
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2: .byte 0xe7,0x00,0x00,0x00,0x2c,0xa2
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/* 'main': Perform actions according to test case logic.
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Invoke check_vx whenever a pit stop is required. */
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.section .text.startup,"ax",@progbits
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.align 8
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.globl main
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.type main, @function
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main:
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.cfi_startproc
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stmg %r14,%r15,112(%r15)
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aghi %r15,-160
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bras %r14,check_vx
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bras %r14,store_vrs
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bras %r14,check_vx
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bras %r14,change_vrs
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bras %r14,check_vx
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lmg %r14,%r15,272(%r15)
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lghi %r2,0
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br %r14
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.cfi_endproc
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.size main, .-main
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.local save_area
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.comm save_area,512,16
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.section .note.GNU-stack,"",@progbits
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