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Diffstat (limited to 'host/lib/convert/convert_neon.S')
| -rw-r--r-- | host/lib/convert/convert_neon.S | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/host/lib/convert/convert_neon.S b/host/lib/convert/convert_neon.S new file mode 100644 index 000000000..8cbe82bde --- /dev/null +++ b/host/lib/convert/convert_neon.S @@ -0,0 +1,37 @@ +// +// Copyright 2014 Ettus Research LLC +// +// 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/>. +// + + .arch armv7-a + .fpu neon + .syntax unified + .text + .align 2 + .global neon_item32_sc16_swap_16n + .type neon_item32_sc16_swap_16n, %function +neon_item32_sc16_swap_16n: +.loop_swap: + vld2.16 {q0, q1}, [r0]! + vld2.16 {q2, q3}, [r0]! + vswp q0, q1 + vswp q2, q3 + vst2.16 {q0, q1}, [r1]! + vst2.16 {q2, q3}, [r1]! + subs r2, #1 + bne .loop_swap + bx lr + .size neon_item32_sc16_swap_16n, .-neon_item32_sc16_swap_16n + .section .note.GNU-stack,"",%progbits |