From patchwork Thu Nov 2 01:05:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 133741 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id F1A6343267; Thu, 2 Nov 2023 02:05:36 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 6FEE542DC3; Thu, 2 Nov 2023 02:05:36 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id EFF4242DC3 for ; Thu, 2 Nov 2023 02:05:34 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 2A9EF20B74C1; Wed, 1 Nov 2023 18:05:34 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 2A9EF20B74C1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1698887134; bh=Bk7Myt84pkXExA+Kare3uJ8AiAaIpUZBeK+LDoB3Gvo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Aynfk/OrjTh7vHRQoNnIh1pZC7I9Incjsj8uEytN+EaoXXCLpkm37ygx0k2L+8zEU ma0u0EThR3JEPKeuxab1ardm8WFl+tSlxCApIbrYoBZkBL5Z48bWOWl5H2mfoAFfSw OSKFSHUgNUWbLdNYf9oOHYw7QEk+hEFro48qc85A= From: Tyler Retzlaff To: dev@dpdk.org Cc: Bruce Richardson , Cristian Dumitrescu , David Hunt , Honnappa Nagarahalli , Ruifeng Wang , Sameh Gobriel , Tyler Retzlaff , Vladimir Medvedkin , Yipeng Wang Subject: [PATCH 1/5] table: use abstracted bit count functions Date: Wed, 1 Nov 2023 18:05:28 -0700 Message-Id: <1698887132-5347-2-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> References: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use rte_clz64 instead of __builtin_clzl Use rte_ctz64 instead of __builtin_ctzl Fixes: 18898c4d06f9 ("eal: use abstracted bit count functions") Signed-off-by: Tyler Retzlaff --- lib/table/rte_lru_arm64.h | 2 +- lib/table/rte_swx_table_em.c | 4 ++-- lib/table/rte_table_hash_ext.c | 4 ++-- lib/table/rte_table_hash_lru.c | 4 ++-- 4 files changed, 7 insertions(+), 7 deletions(-) diff --git a/lib/table/rte_lru_arm64.h b/lib/table/rte_lru_arm64.h index add889a..ddfd841 100644 --- a/lib/table/rte_lru_arm64.h +++ b/lib/table/rte_lru_arm64.h @@ -33,7 +33,7 @@ uint16x4_t min_vec = vmov_n_u16(vminv_u16(lru_vec)); uint64_t mask = vget_lane_u64(vreinterpret_u64_u16( vceq_u16(min_vec, lru_vec)), 0); - return __builtin_clzl(mask) >> 4; + return rte_clz64(mask) >> 4; } #define lru_pos(bucket) f_lru_pos(bucket->lru_list) diff --git a/lib/table/rte_swx_table_em.c b/lib/table/rte_swx_table_em.c index 84837c8..8d67c05 100644 --- a/lib/table/rte_swx_table_em.c +++ b/lib/table/rte_swx_table_em.c @@ -260,8 +260,8 @@ struct table { if (!params->hash_func) t->params.hash_func = rte_hash_crc; - t->key_size_shl = __builtin_ctzl(key_size); - t->data_size_shl = __builtin_ctzl(key_data_size); + t->key_size_shl = rte_ctz64(key_size); + t->data_size_shl = rte_ctz64(key_data_size); t->n_buckets = n_buckets; t->n_buckets_ext = n_buckets_ext; t->total_size = total_size; diff --git a/lib/table/rte_table_hash_ext.c b/lib/table/rte_table_hash_ext.c index 51a20ac..1cf0fc2 100644 --- a/lib/table/rte_table_hash_ext.c +++ b/lib/table/rte_table_hash_ext.c @@ -243,8 +243,8 @@ struct rte_table_hash { /* Internal */ t->bucket_mask = t->n_buckets - 1; - t->key_size_shl = __builtin_ctzl(p->key_size); - t->data_size_shl = __builtin_ctzl(entry_size); + t->key_size_shl = rte_ctz64(p->key_size); + t->data_size_shl = rte_ctz64(entry_size); /* Tables */ key_mask_offset = 0; diff --git a/lib/table/rte_table_hash_lru.c b/lib/table/rte_table_hash_lru.c index a4e1a05..5f28710 100644 --- a/lib/table/rte_table_hash_lru.c +++ b/lib/table/rte_table_hash_lru.c @@ -220,8 +220,8 @@ struct rte_table_hash { /* Internal */ t->bucket_mask = t->n_buckets - 1; - t->key_size_shl = __builtin_ctzl(p->key_size); - t->data_size_shl = __builtin_ctzl(entry_size); + t->key_size_shl = rte_ctz64(p->key_size); + t->data_size_shl = rte_ctz64(entry_size); /* Tables */ key_mask_offset = 0; From patchwork Thu Nov 2 01:05:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 133742 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id D3D0B43267; Thu, 2 Nov 2023 02:05:42 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 7EFAF42DCD; Thu, 2 Nov 2023 02:05:37 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id EAD364027D for ; Thu, 2 Nov 2023 02:05:34 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 378DB20B74C2; Wed, 1 Nov 2023 18:05:34 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 378DB20B74C2 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1698887134; bh=IMQnlYfUF1j7V+03S0MTjLICYCoypIPt0TvJwAmDgPY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q6lslEZBZYIIERUpgTAU7boRkeNU0srbkikcib3UvZsVYGImmP8EbWPcutq+E8jhj s8vYdkn00YuJ3ymKEGxER1r5x8CpVzKfvTpZmZHKqF9FyBaJP/l0BLjbav2/fGlalk 9o6wNNJXKcCkM6Qlrw0vTBZhVTMfmbsO9CMaddG0= From: Tyler Retzlaff To: dev@dpdk.org Cc: Bruce Richardson , Cristian Dumitrescu , David Hunt , Honnappa Nagarahalli , Ruifeng Wang , Sameh Gobriel , Tyler Retzlaff , Vladimir Medvedkin , Yipeng Wang Subject: [PATCH 2/5] distributor: use abstracted bit count functions Date: Wed, 1 Nov 2023 18:05:29 -0700 Message-Id: <1698887132-5347-3-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> References: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use rte_ctz64 instead of __builtin_ctzl Fixes: 18898c4d06f9 ("eal: use abstracted bit count functions") Signed-off-by: Tyler Retzlaff --- lib/distributor/rte_distributor_single.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/distributor/rte_distributor_single.c b/lib/distributor/rte_distributor_single.c index ad43c13..08144e5 100644 --- a/lib/distributor/rte_distributor_single.c +++ b/lib/distributor/rte_distributor_single.c @@ -252,7 +252,7 @@ struct rte_mbuf * if (match) { next_mb = NULL; - unsigned worker = __builtin_ctzl(match); + unsigned worker = rte_ctz64(match); if (add_to_backlog(&d->backlog[worker], next_value) < 0) next_idx--; From patchwork Thu Nov 2 01:05:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 133743 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 4436343267; Thu, 2 Nov 2023 02:05:56 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id D797042DDA; Thu, 2 Nov 2023 02:05:39 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 197FE42DC5 for ; Thu, 2 Nov 2023 02:05:35 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 44B1620B74C3; Wed, 1 Nov 2023 18:05:34 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 44B1620B74C3 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1698887134; bh=x7t+Qhc2IVLyZ3FEJAJhsdIR77Wr6QcR+1Qa2VHDK3I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MqupIUPixF+DCUAq0da8GrOR+CiuQa1Qh9sYnYkn3TfZOKjY7lQVuv0sLhjQZDYg7 /8aSjwnViy2Bs6WDO5WgQY3vxI3Y2jTivi+NrXmxZWNEPxx/QurZ8ir9oBDGKG/6Xm xVTHy3EV80zgcsE/UTGwYmte8E4LJmTu3tzIA8HQ= From: Tyler Retzlaff To: dev@dpdk.org Cc: Bruce Richardson , Cristian Dumitrescu , David Hunt , Honnappa Nagarahalli , Ruifeng Wang , Sameh Gobriel , Tyler Retzlaff , Vladimir Medvedkin , Yipeng Wang Subject: [PATCH 3/5] hash: use abstracted bit count functions Date: Wed, 1 Nov 2023 18:05:30 -0700 Message-Id: <1698887132-5347-4-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> References: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use rte_ctz64 instead of __builtin_ctzl Fixes: 18898c4d06f9 ("eal: use abstracted bit count functions") Signed-off-by: Tyler Retzlaff --- lib/hash/rte_cuckoo_hash.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/lib/hash/rte_cuckoo_hash.c b/lib/hash/rte_cuckoo_hash.c index b2cf60d..d8d4cc1 100644 --- a/lib/hash/rte_cuckoo_hash.c +++ b/lib/hash/rte_cuckoo_hash.c @@ -1931,7 +1931,7 @@ struct rte_hash * if (prim_hitmask[i]) { uint32_t first_hit = - __builtin_ctzl(prim_hitmask[i]) + rte_ctz64(prim_hitmask[i]) >> 1; uint32_t key_idx = primary_bkt[i]->key_idx[first_hit]; @@ -1945,7 +1945,7 @@ struct rte_hash * if (sec_hitmask[i]) { uint32_t first_hit = - __builtin_ctzl(sec_hitmask[i]) + rte_ctz64(sec_hitmask[i]) >> 1; uint32_t key_idx = secondary_bkt[i]->key_idx[first_hit]; @@ -1962,7 +1962,7 @@ struct rte_hash * positions[i] = -ENOENT; while (prim_hitmask[i]) { uint32_t hit_index = - __builtin_ctzl(prim_hitmask[i]) + rte_ctz64(prim_hitmask[i]) >> 1; uint32_t key_idx = primary_bkt[i]->key_idx[hit_index]; @@ -1990,7 +1990,7 @@ struct rte_hash * while (sec_hitmask[i]) { uint32_t hit_index = - __builtin_ctzl(sec_hitmask[i]) + rte_ctz64(sec_hitmask[i]) >> 1; uint32_t key_idx = secondary_bkt[i]->key_idx[hit_index]; @@ -2088,7 +2088,7 @@ struct rte_hash * if (prim_hitmask[i]) { uint32_t first_hit = - __builtin_ctzl(prim_hitmask[i]) + rte_ctz64(prim_hitmask[i]) >> 1; uint32_t key_idx = primary_bkt[i]->key_idx[first_hit]; @@ -2102,7 +2102,7 @@ struct rte_hash * if (sec_hitmask[i]) { uint32_t first_hit = - __builtin_ctzl(sec_hitmask[i]) + rte_ctz64(sec_hitmask[i]) >> 1; uint32_t key_idx = secondary_bkt[i]->key_idx[first_hit]; @@ -2118,7 +2118,7 @@ struct rte_hash * for (i = 0; i < num_keys; i++) { while (prim_hitmask[i]) { uint32_t hit_index = - __builtin_ctzl(prim_hitmask[i]) + rte_ctz64(prim_hitmask[i]) >> 1; uint32_t key_idx = rte_atomic_load_explicit( @@ -2150,7 +2150,7 @@ struct rte_hash * while (sec_hitmask[i]) { uint32_t hit_index = - __builtin_ctzl(sec_hitmask[i]) + rte_ctz64(sec_hitmask[i]) >> 1; uint32_t key_idx = rte_atomic_load_explicit( From patchwork Thu Nov 2 01:05:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 133744 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id CD31743267; Thu, 2 Nov 2023 02:06:01 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 11D6342DDF; Thu, 2 Nov 2023 02:05:41 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id 1E65942DC7 for ; Thu, 2 Nov 2023 02:05:35 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 5189E20B74C4; Wed, 1 Nov 2023 18:05:34 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 5189E20B74C4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1698887134; bh=lFPjYghQ0dOMx7AMWcRyCleqF9y4wk8mkzKkCVGVnsA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iDyCvMpVqrGywqOziRecLYtqQnq2dZIX8Daaue7MbJrGhZ6nnghmWBJvHwODCQIrk /dY9niwy86iJoAfO/nR1uEQ0fbd/cy5SLDXnJvwb8zlEf1+N11S3vNMW4u0E0fsgq4 nZ6/PWaKltpwrXs3zckcafPzgEATo42VSVlr2Tz8= From: Tyler Retzlaff To: dev@dpdk.org Cc: Bruce Richardson , Cristian Dumitrescu , David Hunt , Honnappa Nagarahalli , Ruifeng Wang , Sameh Gobriel , Tyler Retzlaff , Vladimir Medvedkin , Yipeng Wang Subject: [PATCH 4/5] member: use abstracted bit count functions Date: Wed, 1 Nov 2023 18:05:31 -0700 Message-Id: <1698887132-5347-5-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> References: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use rte_ctz64 instead of __builtin_ctzl Fixes: 18898c4d06f9 ("eal: use abstracted bit count functions") Signed-off-by: Tyler Retzlaff --- lib/member/rte_member_vbf.c | 12 ++++++------ lib/member/rte_member_x86.h | 6 +++--- 2 files changed, 9 insertions(+), 9 deletions(-) diff --git a/lib/member/rte_member_vbf.c b/lib/member/rte_member_vbf.c index 9df4620..6440e35 100644 --- a/lib/member/rte_member_vbf.c +++ b/lib/member/rte_member_vbf.c @@ -108,8 +108,8 @@ * div_shift is used for division shift, to be divided by number of bits * represented by a uint32_t variable */ - ss->mul_shift = __builtin_ctzl(ss->num_set); - ss->div_shift = __builtin_ctzl(32 >> ss->mul_shift); + ss->mul_shift = rte_ctz64(ss->num_set); + ss->div_shift = rte_ctz64(32 >> ss->mul_shift); RTE_MEMBER_LOG(DEBUG, "vector bloom filter created, " "each bloom filter expects %u keys, needs %u bits, %u hashes, " @@ -174,7 +174,7 @@ } if (mask) { - *set_id = __builtin_ctzl(mask) + 1; + *set_id = rte_ctz64(mask) + 1; return 1; } @@ -207,7 +207,7 @@ } for (i = 0; i < num_keys; i++) { if (mask[i]) { - set_ids[i] = __builtin_ctzl(mask[i]) + 1; + set_ids[i] = rte_ctz64(mask[i]) + 1; num_matches++; } else set_ids[i] = RTE_MEMBER_NO_MATCH; @@ -233,7 +233,7 @@ mask &= test_bit(bit_loc, ss); } while (mask) { - uint32_t loc = __builtin_ctzl(mask); + uint32_t loc = rte_ctz64(mask); set_id[num_matches] = loc + 1; num_matches++; if (num_matches >= match_per_key) @@ -272,7 +272,7 @@ for (i = 0; i < num_keys; i++) { match_cnt_t = 0; while (mask[i]) { - uint32_t loc = __builtin_ctzl(mask[i]); + uint32_t loc = rte_ctz64(mask[i]); set_ids[i * match_per_key + match_cnt_t] = loc + 1; match_cnt_t++; if (match_cnt_t >= match_per_key) diff --git a/lib/member/rte_member_x86.h b/lib/member/rte_member_x86.h index 74c8e38..ee830f5 100644 --- a/lib/member/rte_member_x86.h +++ b/lib/member/rte_member_x86.h @@ -22,7 +22,7 @@ _mm256_load_si256((__m256i const *)buckets[bucket_id].sigs), _mm256_set1_epi16(tmp_sig))); if (hitmask) { - uint32_t hit_idx = __builtin_ctzl(hitmask) >> 1; + uint32_t hit_idx = rte_ctz64(hitmask) >> 1; buckets[bucket_id].sets[hit_idx] = set_id; return 1; } @@ -38,7 +38,7 @@ _mm256_load_si256((__m256i const *)buckets[bucket_id].sigs), _mm256_set1_epi16(tmp_sig))); while (hitmask) { - uint32_t hit_idx = __builtin_ctzl(hitmask) >> 1; + uint32_t hit_idx = rte_ctz64(hitmask) >> 1; if (buckets[bucket_id].sets[hit_idx] != RTE_MEMBER_NO_MATCH) { *set_id = buckets[bucket_id].sets[hit_idx]; return 1; @@ -59,7 +59,7 @@ _mm256_load_si256((__m256i const *)buckets[bucket_id].sigs), _mm256_set1_epi16(tmp_sig))); while (hitmask) { - uint32_t hit_idx = __builtin_ctzl(hitmask) >> 1; + uint32_t hit_idx = rte_ctz64(hitmask) >> 1; if (buckets[bucket_id].sets[hit_idx] != RTE_MEMBER_NO_MATCH) { set_id[*counter] = buckets[bucket_id].sets[hit_idx]; (*counter)++; From patchwork Thu Nov 2 01:05:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tyler Retzlaff X-Patchwork-Id: 133745 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 096E943267; Thu, 2 Nov 2023 02:06:08 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 40AD642DE5; Thu, 2 Nov 2023 02:05:42 +0100 (CET) Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by mails.dpdk.org (Postfix) with ESMTP id AF8154027D for ; Thu, 2 Nov 2023 02:05:35 +0100 (CET) Received: by linux.microsoft.com (Postfix, from userid 1086) id 5E99320B74C5; Wed, 1 Nov 2023 18:05:34 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 5E99320B74C5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1698887134; bh=6AmXIM2YYX7nmk311+hT8BZpll1NW5cmAivPlB17S4M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RggyF59h4IQF4X6Rb9Flm3YFq+I2UyaZTdMbJDsS8VfAcMj/hkbxU9YaEtvfdRCQO 4ghzCdCkKdYBL4oH0kvKjFhXyyq69LW8qNuoeLtwGfEUyBL1P5meLfLhJVSOXJHL7Z 7l1kqVz7DsM+gcB+T5ppRkcQVOpvF6gdwYqaRWSc= From: Tyler Retzlaff To: dev@dpdk.org Cc: Bruce Richardson , Cristian Dumitrescu , David Hunt , Honnappa Nagarahalli , Ruifeng Wang , Sameh Gobriel , Tyler Retzlaff , Vladimir Medvedkin , Yipeng Wang Subject: [PATCH 5/5] rcu: use abstracted bit count functions Date: Wed, 1 Nov 2023 18:05:32 -0700 Message-Id: <1698887132-5347-6-git-send-email-roretzla@linux.microsoft.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> References: <1698887132-5347-1-git-send-email-roretzla@linux.microsoft.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use rte_ctz64 instead of __builtin_ctzl Fixes: 18898c4d06f9 ("eal: use abstracted bit count functions") Signed-off-by: Tyler Retzlaff --- lib/rcu/rte_rcu_qsbr.c | 4 ++-- lib/rcu/rte_rcu_qsbr.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/rcu/rte_rcu_qsbr.c b/lib/rcu/rte_rcu_qsbr.c index 4dc7714..a9f3d6c 100644 --- a/lib/rcu/rte_rcu_qsbr.c +++ b/lib/rcu/rte_rcu_qsbr.c @@ -231,7 +231,7 @@ rte_memory_order_acquire); id = i << __RTE_QSBR_THRID_INDEX_SHIFT; while (bmap) { - t = __builtin_ctzl(bmap); + t = rte_ctz64(bmap); fprintf(f, "%u ", id + t); bmap &= ~(1UL << t); @@ -252,7 +252,7 @@ rte_memory_order_acquire); id = i << __RTE_QSBR_THRID_INDEX_SHIFT; while (bmap) { - t = __builtin_ctzl(bmap); + t = rte_ctz64(bmap); fprintf(f, "thread ID = %u, count = %" PRIu64 ", lock count = %u\n", id + t, rte_atomic_load_explicit( diff --git a/lib/rcu/rte_rcu_qsbr.h b/lib/rcu/rte_rcu_qsbr.h index 9f4aed2..13461f8 100644 --- a/lib/rcu/rte_rcu_qsbr.h +++ b/lib/rcu/rte_rcu_qsbr.h @@ -530,7 +530,7 @@ struct rte_rcu_qsbr_dq_parameters { id = i << __RTE_QSBR_THRID_INDEX_SHIFT; while (bmap) { - j = __builtin_ctzl(bmap); + j = rte_ctz64(bmap); __RTE_RCU_DP_LOG(DEBUG, "%s: check: token = %" PRIu64 ", wait = %d, Bit Map = 0x%" PRIx64 ", Thread ID = %d", __func__, t, wait, bmap, id + j);