[v11,1/8] eal/x86: introduce AVX 512-bit type

Message ID 67139b047183fac1f27e2b5da3afde80cd36f8ef.1602862172.git.vladimir.medvedkin@intel.com (mailing list archive)
State Superseded, archived
Delegated to: David Marchand
Headers
Series fib: implement AVX512 vector lookup |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Vladimir Medvedkin Oct. 16, 2020, 3:42 p.m. UTC
  New data type to manipulate 512 bit AVX values.

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
---
 lib/librte_eal/x86/include/rte_vect.h | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
  

Comments

Ray Kinsella Oct. 19, 2020, 6:35 a.m. UTC | #1
On 16/10/2020 16:42, Vladimir Medvedkin wrote:
> New data type to manipulate 512 bit AVX values.
> 
> Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
> Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>

This patch has already been applied - need to drop it from the v12.

Ray K
  
Vladimir Medvedkin Oct. 19, 2020, 10:12 a.m. UTC | #2
Hi Ray,

On 19/10/2020 07:35, Kinsella, Ray wrote:
> 
> 
> On 16/10/2020 16:42, Vladimir Medvedkin wrote:
>> New data type to manipulate 512 bit AVX values.
>>
>> Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
>> Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
> 
> This patch has already been applied - need to drop it from the v12.
> 

You're right, will send v12 asap.

> Ray K
>
  

Patch

diff --git a/lib/librte_eal/x86/include/rte_vect.h b/lib/librte_eal/x86/include/rte_vect.h
index a00d3d5..f0aad96 100644
--- a/lib/librte_eal/x86/include/rte_vect.h
+++ b/lib/librte_eal/x86/include/rte_vect.h
@@ -13,6 +13,7 @@ 
 
 #include <stdint.h>
 #include <rte_config.h>
+#include <rte_common.h>
 #include "generic/rte_vect.h"
 
 #if (defined(__ICC) || \
@@ -92,6 +93,24 @@  __extension__ ({                 \
 })
 #endif /* (defined(__ICC) && __ICC < 1210) */
 
+#ifdef __AVX512F__
+
+#define RTE_X86_ZMM_SIZE	(sizeof(__m512i))
+#define RTE_X86_ZMM_MASK	(RTE_X86_ZMM_SIZE - 1)
+
+typedef union __rte_x86_zmm {
+	__m512i	 z;
+	ymm_t    y[RTE_X86_ZMM_SIZE / sizeof(ymm_t)];
+	xmm_t    x[RTE_X86_ZMM_SIZE / sizeof(xmm_t)];
+	uint8_t  u8[RTE_X86_ZMM_SIZE / sizeof(uint8_t)];
+	uint16_t u16[RTE_X86_ZMM_SIZE / sizeof(uint16_t)];
+	uint32_t u32[RTE_X86_ZMM_SIZE / sizeof(uint32_t)];
+	uint64_t u64[RTE_X86_ZMM_SIZE / sizeof(uint64_t)];
+	double   pd[RTE_X86_ZMM_SIZE / sizeof(double)];
+} __rte_aligned(RTE_X86_ZMM_SIZE) __rte_x86_zmm_t;
+
+#endif /* __AVX512F__ */
+
 #ifdef __cplusplus
 }
 #endif