> From: Fu, Linjie <linjie...@intel.com> > Sent: Monday, March 9, 2020 22:55 > To: ffmpeg-devel@ffmpeg.org > Cc: Fu, Linjie <linjie...@intel.com>; Xu, Guangxin <guangxin...@intel.com> > Subject: [PATCH 2/2] tests/checkasm: add overflow test for hevc_add_res > > Add overflow test for hevc_add_res when int16_t coeff = -32768. > > The result of C is good, while ASM is not. > > To verify: > make fate-checkasm-hevc_add_res > ffmpeg/tests/checkasm/checkasm --test=hevc_add_res > > ./checkasm --test=hevc_add_res > checkasm: using random seed 679391863 > MMXEXT: > hevc_add_res_4x4_8_mmxext (hevc_add_res.c:69) > - hevc_add_res.add_residual [FAILED] > SSE2: > hevc_add_res_8x8_8_sse2 (hevc_add_res.c:69) > hevc_add_res_16x16_8_sse2 (hevc_add_res.c:69) > hevc_add_res_32x32_8_sse2 (hevc_add_res.c:69) > - hevc_add_res.add_residual [FAILED] > AVX: > hevc_add_res_8x8_8_avx (hevc_add_res.c:69) > hevc_add_res_16x16_8_avx (hevc_add_res.c:69) > hevc_add_res_32x32_8_avx (hevc_add_res.c:69) > - hevc_add_res.add_residual [FAILED] > AVX2: > hevc_add_res_32x32_8_avx2 (hevc_add_res.c:69) > - hevc_add_res.add_residual [FAILED] > checkasm: 8 of 14 tests have failed > > Signed-off-by: Xu Guangxin <guangxin...@intel.com> > Signed-off-by: Linjie Fu <linjie...@intel.com> > --- > [v2/v3]: test 2x cases to make sure enough random residuals > > Should be applied after the 3 fixing patch, otherwise this > would break fate. > [1] https://patchwork.ffmpeg.org/project/ffmpeg/patch/1583394457-21484- > 1-git-send-email-linjie...@intel.com/ > [2] https://patchwork.ffmpeg.org/project/ffmpeg/patch/1583394474-21605- > 1-git-send-email-linjie...@intel.com/ > [3] https://patchwork.ffmpeg.org/project/ffmpeg/patch/1583394489-21717- > 1-git-send-email-linjie...@intel.com/ > > tests/checkasm/hevc_add_res.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/tests/checkasm/hevc_add_res.c > b/tests/checkasm/hevc_add_res.c > index a68d574..0a3bcbb 100644 > --- a/tests/checkasm/hevc_add_res.c > +++ b/tests/checkasm/hevc_add_res.c > @@ -42,7 +42,7 @@ > AV_WN16A(buf + j * 2, rnd() & 0x3FF); \ > } while (0) > > -static void compare_add_res(int size, ptrdiff_t stride) > +static void compare_add_res(int size, ptrdiff_t stride, int overflow_test) > { > LOCAL_ALIGNED_32(int16_t, res0, [32 * 32]); > LOCAL_ALIGNED_32(int16_t, res1, [32 * 32]); > @@ -53,6 +53,8 @@ static void compare_add_res(int size, ptrdiff_t stride) > > randomize_buffers(res0, size); > randomize_buffers2(dst0, size); > + if (overflow_test) > + res0[0] = 0x8000; > memcpy(res1, res0, sizeof(*res0) * size); > memcpy(dst1, dst0, sizeof(int16_t) * size); > > @@ -73,7 +75,9 @@ static void check_add_res(HEVCDSPContext h, int > bit_depth) > ptrdiff_t stride = block_size << (bit_depth > 8); > > if (check_func(h.add_residual[i - 2], "hevc_add_res_%dx%d_%d", > block_size, block_size, bit_depth)) { > - compare_add_res(size, stride); > + compare_add_res(size, stride, 0); > + // overflow test for res = -32768 > + compare_add_res(size, stride, 1); > } > } > } > -- Ping for the patch set, thanks.
- Linjie _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".