diff options
| author | Rémi Denis-Courmont <remi@remlab.net> | 2022-09-26 17:52:47 +0300 |
|---|---|---|
| committer | Lynne <dev@lynne.ee> | 2022-09-27 14:19:52 +0300 |
| commit | e180326a0b72bbbdee51810592b16178a48797f3 (patch) | |
| tree | cac535bd0cdaa9bbce78ec3d717ebb5e191f1551 /libavcodec/riscv | |
| parent | b0cacf4c3f8fe451e22a43462ea68ffa1e2e09ec (diff) | |
lavc/aacpsdsp: RISC-V V mul_pair_single
Diffstat (limited to 'libavcodec/riscv')
| -rw-r--r-- | libavcodec/riscv/aacpsdsp_init.c | 6 | ||||
| -rw-r--r-- | libavcodec/riscv/aacpsdsp_rvv.S | 17 |
2 files changed, 22 insertions, 1 deletions
diff --git a/libavcodec/riscv/aacpsdsp_init.c b/libavcodec/riscv/aacpsdsp_init.c index 83f6d9b16b..21fd5b8470 100644 --- a/libavcodec/riscv/aacpsdsp_init.c +++ b/libavcodec/riscv/aacpsdsp_init.c @@ -25,13 +25,17 @@ #include "libavcodec/aacpsdsp.h" void ff_ps_add_squares_rvv(float *dst, const float (*src)[2], int n); +void ff_ps_mul_pair_single_rvv(float (*dst)[2], float (*src0)[2], float *src1, + int n); av_cold void ff_psdsp_init_riscv(PSDSPContext *c) { #if HAVE_RVV int flags = av_get_cpu_flags(); - if (flags & AV_CPU_FLAG_RVV_F32) + if (flags & AV_CPU_FLAG_RVV_F32) { c->add_squares = ff_ps_add_squares_rvv; + c->mul_pair_single = ff_ps_mul_pair_single_rvv; + } #endif } diff --git a/libavcodec/riscv/aacpsdsp_rvv.S b/libavcodec/riscv/aacpsdsp_rvv.S index b516063ea7..70b7b72218 100644 --- a/libavcodec/riscv/aacpsdsp_rvv.S +++ b/libavcodec/riscv/aacpsdsp_rvv.S @@ -35,3 +35,20 @@ func ff_ps_add_squares_rvv, zve32f ret endfunc + +func ff_ps_mul_pair_single_rvv, zve32f +1: + vsetvli t0, a3, e32, m1, ta, ma + vlseg2e32.v v24, (a1) + sub a3, a3, t0 + vle32.v v16, (a2) + sh3add a1, t0, a1 + vfmul.vv v24, v24, v16 + sh2add a2, t0, a2 + vfmul.vv v25, v25, v16 + vsseg2e32.v v24, (a0) + sh3add a0, t0, a0 + bnez a3, 1b + + ret +endfunc |