Add overflow test for hevc_add_res when int16_t coeff = -32768,
and doubled the test cases.
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]: test 2x cases to make sure the random residuals
could be testd.
tests/checkasm/hevc_add_res.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tests/checkasm/hevc_add_res.c b/tests/checkasm/hevc_add_res.c
index e92c6b4..8c82ac1 100644
--- a/tests/checkasm/hevc_add_res.c
+++ b/tests/checkasm/hevc_add_res.c
@@ -58,6 +58,7 @@ static void check_add_res(HEVCDSPContext h, int bit_depth)
randomize_buffers(res0, size);
randomize_buffers2(dst0, size);
+ res0[0] = 0x8000;// overflow test
memcpy(res1, res0, sizeof(*res0) * size);
memcpy(dst1, dst0, sizeof(int16_t) * size);
@@ -80,6 +81,7 @@ void checkasm_check_hevc_add_res(void)
ff_hevc_dsp_init(&h, bit_depth);
check_add_res(h, bit_depth);
+ check_add_res(h, bit_depth);
}
report("add_residual");
}
--
2.7.4
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