| // | |
| // Copyright (c) 2016, Linaro Limited | |
| // All rights reserved. | |
| // | |
| // Redistribution and use in source and binary forms, with or without | |
| // modification, are permitted provided that the following conditions are met: | |
| // * Redistributions of source code must retain the above copyright | |
| // notice, this list of conditions and the following disclaimer. | |
| // * Redistributions in binary form must reproduce the above copyright | |
| // notice, this list of conditions and the following disclaimer in the | |
| // documentation and/or other materials provided with the distribution. | |
| // * Neither the name of the Linaro nor the | |
| // names of its contributors may be used to endorse or promote products | |
| // derived from this software without specific prior written permission. | |
| // | |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| // HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| // | |
| .text | |
| .thumb | |
| .syntax unified | |
| .align 5 | |
| ASM_GLOBAL ASM_PFX(InternalMemCompareGuid) | |
| ASM_PFX(InternalMemCompareGuid): | |
| push {r4, lr} | |
| ldr r2, [r0] | |
| ldr r3, [r0, #4] | |
| ldr r4, [r0, #8] | |
| ldr r0, [r0, #12] | |
| cbz r1, 1f | |
| ldr ip, [r1] | |
| ldr lr, [r1, #4] | |
| cmp r2, ip | |
| it eq | |
| cmpeq.n r3, lr | |
| beq 0f | |
| movs r0, #0 | |
| pop {r4, pc} | |
| 0: ldr r2, [r1, #8] | |
| ldr r3, [r1, #12] | |
| cmp r4, r2 | |
| it eq | |
| cmpeq.n r0, r3 | |
| bne 2f | |
| movs r0, #1 | |
| pop {r4, pc} | |
| 1: orrs r2, r2, r3 | |
| orrs r4, r4, r0 | |
| movs r0, #1 | |
| orrs r2, r2, r4 | |
| 2: it ne | |
| movne.n r0, #0 | |
| pop {r4, pc} |