diff options
| author | Pau Espin Pedrol <pespin@sysmocom.de> | 2020-09-18 20:11:14 +0200 |
|---|---|---|
| committer | Pau Espin Pedrol <pespin@sysmocom.de> | 2020-09-18 20:19:56 +0200 |
| commit | 0fbdfefebc30e389c69f132abda42f79bf8bd620 (patch) | |
| tree | 887ebb367cfd07adc8603be9430e9c5b9917957c /Transceiver52M/arch | |
| parent | b7c6f1e83f8f79320011de2f79523f349d593e30 (diff) | |
arch: x86: Fix convolve optimizations breaking signal
This patch fixes MS failing to even see the network, and only RACHs of 1
zeroed byte being seen in GSMTAP.
The issue seems to only appear on some specific machines; others have
been running fine for weeks without this memset being an issue.
Fixes: 7a52e42ee0676f47e801dd348b478302de5d2e50
Change-Id: I98ad885a5d71e7775973a4d881c0f1cd665ea711
Diffstat (limited to 'Transceiver52M/arch')
| -rw-r--r-- | Transceiver52M/arch/x86/convolve.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Transceiver52M/arch/x86/convolve.c b/Transceiver52M/arch/x86/convolve.c index 81ea782..be62721 100644 --- a/Transceiver52M/arch/x86/convolve.c +++ b/Transceiver52M/arch/x86/convolve.c @@ -102,9 +102,9 @@ int convolve_real(const float *x, int x_len, #ifndef __OPTIMIZE__ if (bounds_check(x_len, h_len, y_len, start, len) < 0) return -1; - - memset(y, 0, len * 2 * sizeof(float)); #endif + memset(y, 0, len * 2 * sizeof(float)); + switch (h_len) { case 4: c.conv_real4(x, x_len, h, h_len, y, y_len, start, len); @@ -142,9 +142,9 @@ int convolve_complex(const float *x, int x_len, #ifndef __OPTIMIZE__ if (bounds_check(x_len, h_len, y_len, start, len) < 0) return -1; - - memset(y, 0, len * 2 * sizeof(float)); #endif + memset(y, 0, len * 2 * sizeof(float)); + if (!(h_len % 8)) c.conv_cmplx_8n(x, x_len, h, h_len, y, y_len, start, len); else if (!(h_len % 4)) |