diff options
Diffstat (limited to 'src/spdk/intel-ipsec-mb/include/save_xmms.asm')
| -rw-r--r-- | src/spdk/intel-ipsec-mb/include/save_xmms.asm | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/src/spdk/intel-ipsec-mb/include/save_xmms.asm b/src/spdk/intel-ipsec-mb/include/save_xmms.asm new file mode 100644 index 000000000..c9fd67eb5 --- /dev/null +++ b/src/spdk/intel-ipsec-mb/include/save_xmms.asm @@ -0,0 +1,132 @@ +;; +;; Copyright (c) 2012-2018, Intel Corporation +;; +;; 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 Intel Corporation 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 OWNER 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. +;; + +%include "include/os.asm" + +%ifdef LINUX +%define ARG1 rdi +%else +%define ARG1 rcx +%endif + +section .text +; void save_xmms(UINT128 array[10]) +MKGLOBAL(save_xmms,function,internal) +save_xmms: + movdqa [ARG1 + 0*16], xmm6 + movdqa [ARG1 + 1*16], xmm7 + movdqa [ARG1 + 2*16], xmm8 + movdqa [ARG1 + 3*16], xmm9 + movdqa [ARG1 + 4*16], xmm10 + movdqa [ARG1 + 5*16], xmm11 + movdqa [ARG1 + 6*16], xmm12 + movdqa [ARG1 + 7*16], xmm13 + movdqa [ARG1 + 8*16], xmm14 + movdqa [ARG1 + 9*16], xmm15 + ret + + +; void restore_xmms(UINT128 array[10]) +MKGLOBAL(restore_xmms,function,internal) +restore_xmms: + movdqa xmm6, [ARG1 + 0*16] + movdqa xmm7, [ARG1 + 1*16] + movdqa xmm8, [ARG1 + 2*16] + movdqa xmm9, [ARG1 + 3*16] + movdqa xmm10, [ARG1 + 4*16] + movdqa xmm11, [ARG1 + 5*16] + movdqa xmm12, [ARG1 + 6*16] + movdqa xmm13, [ARG1 + 7*16] + movdqa xmm14, [ARG1 + 8*16] + movdqa xmm15, [ARG1 + 9*16] +%ifdef SAFE_DATA + ;; Clear potential sensitive data stored in stack + pxor xmm0, xmm0 + movdqa [ARG1 + 0 * 16], xmm0 + movdqa [ARG1 + 1 * 16], xmm0 + movdqa [ARG1 + 2 * 16], xmm0 + movdqa [ARG1 + 3 * 16], xmm0 + movdqa [ARG1 + 4 * 16], xmm0 + movdqa [ARG1 + 5 * 16], xmm0 + movdqa [ARG1 + 6 * 16], xmm0 + movdqa [ARG1 + 7 * 16], xmm0 + movdqa [ARG1 + 8 * 16], xmm0 + movdqa [ARG1 + 9 * 16], xmm0 +%endif + + ret + + + ; void save_xmms_avx(UINT128 array[10]) +MKGLOBAL(save_xmms_avx,function,internal) +save_xmms_avx: + vmovdqa [ARG1 + 0*16], xmm6 + vmovdqa [ARG1 + 1*16], xmm7 + vmovdqa [ARG1 + 2*16], xmm8 + vmovdqa [ARG1 + 3*16], xmm9 + vmovdqa [ARG1 + 4*16], xmm10 + vmovdqa [ARG1 + 5*16], xmm11 + vmovdqa [ARG1 + 6*16], xmm12 + vmovdqa [ARG1 + 7*16], xmm13 + vmovdqa [ARG1 + 8*16], xmm14 + vmovdqa [ARG1 + 9*16], xmm15 + ret + + +; void restore_xmms_avx(UINT128 array[10]) +MKGLOBAL(restore_xmms_avx,function,internal) +restore_xmms_avx: + vmovdqa xmm6, [ARG1 + 0*16] + vmovdqa xmm7, [ARG1 + 1*16] + vmovdqa xmm8, [ARG1 + 2*16] + vmovdqa xmm9, [ARG1 + 3*16] + vmovdqa xmm10, [ARG1 + 4*16] + vmovdqa xmm11, [ARG1 + 5*16] + vmovdqa xmm12, [ARG1 + 6*16] + vmovdqa xmm13, [ARG1 + 7*16] + vmovdqa xmm14, [ARG1 + 8*16] + vmovdqa xmm15, [ARG1 + 9*16] + +%ifdef SAFE_DATA + ;; Clear potential sensitive data stored in stack + vpxor xmm0, xmm0 + vmovdqa [ARG1 + 0 * 16], xmm0 + vmovdqa [ARG1 + 1 * 16], xmm0 + vmovdqa [ARG1 + 2 * 16], xmm0 + vmovdqa [ARG1 + 3 * 16], xmm0 + vmovdqa [ARG1 + 4 * 16], xmm0 + vmovdqa [ARG1 + 5 * 16], xmm0 + vmovdqa [ARG1 + 6 * 16], xmm0 + vmovdqa [ARG1 + 7 * 16], xmm0 + vmovdqa [ARG1 + 8 * 16], xmm0 + vmovdqa [ARG1 + 9 * 16], xmm0 +%endif + ret + +%ifdef LINUX +section .note.GNU-stack noalloc noexec nowrite progbits +%endif |