Re: [dpdk-dev] [EXT] Re: [PATCH v9 2/7] event/cnxk: add Rx adapter fastpath ops

[Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>]

>-----Original Message-----
>From: David Marchand <david.marchand@redhat.com>
>Sent: Tuesday, July 20, 2021 4:33 PM
>To: Pavan Nikhilesh Bhagavatula <pbhagavatula@marvell.com>
>Cc: Jerin Jacob Kollanukkaran <jerinj@marvell.com>; Shijith Thotton
><sthotton@marvell.com>; dev <dev@dpdk.org>
>Subject: [EXT] Re: [dpdk-dev] [PATCH v9 2/7] event/cnxk: add Rx
>adapter fastpath ops
>
>External Email
>
>----------------------------------------------------------------------
>On Wed, Jul 14, 2021 at 11:02 AM <pbhagavatula@marvell.com> wrote:
>>
>> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>>
>> Add support for event eth Rx adapter fastpath operations.
>>
>> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
>This patch triggers a build issue for arm64 cross compiling on my
>system with a 8.3 toolchain from Linaro.
>I ended up upgrading my toolchain (which solved the issue), but some
>users might hit this, so posting for info:

This is a known compiler bug
https://bugs.dpdk.org/show_bug.cgi?id=697

>
>
>[2813/2834] Compiling C object
>drivers/libtmp_rte_event_cnxk.a.p/event_cnxk_cn10k_worker_deq.c.
>o
>FAILED:
>drivers/libtmp_rte_event_cnxk.a.p/event_cnxk_cn10k_worker_deq.c.
>o
>aarch64-linux-gnu-gcc -Idrivers/libtmp_rte_event_cnxk.a.p -Idrivers
>-I../../dpdk/drivers -Idrivers/event/cnxk
>-I../../dpdk/drivers/event/cnxk -Ilib/eventdev
>-I../../dpdk/lib/eventdev -I. -I../../dpdk -Iconfig
>-I../../dpdk/config -Ilib/eal/include -I../../dpdk/lib/eal/include
>-Ilib/eal/linux/include -I../../dpdk/lib/eal/linux/include
>-Ilib/eal/arm/include -I../../dpdk/lib/eal/arm/include
>-Ilib/eal/common -I../../dpdk/lib/eal/common -Ilib/eal
>-I../../dpdk/lib/eal -Ilib/kvargs -I../../dpdk/lib/kvargs
>-Ilib/metrics -I../../dpdk/lib/metrics -Ilib/telemetry
>-I../../dpdk/lib/telemetry -Ilib/ring -I../../dpdk/lib/ring
>-Ilib/ethdev -I../../dpdk/lib/ethdev -Ilib/net -I../../dpdk/lib/net
>-Ilib/mbuf -I../../dpdk/lib/mbuf -Ilib/mempool
>-I../../dpdk/lib/mempool -Ilib/meter -I../../dpdk/lib/meter -Ilib/hash
>-I../../dpdk/lib/hash -Ilib/rcu -I../../dpdk/lib/rcu -Ilib/timer
>-I../../dpdk/lib/timer -Ilib/cryptodev -I../../dpdk/lib/cryptodev
>-Idrivers/bus/pci -I../../dpdk/drivers/bus/pci
>-I../../dpdk/drivers/bus/pci/linux -Ilib/pci -I../../dpdk/lib/pci
>-Idrivers/common/cnxk -I../../dpdk/drivers/common/cnxk -Ilib/security
>-I../../dpdk/lib/security -Idrivers/net/cnxk
>-I../../dpdk/drivers/net/cnxk -Idrivers/bus/vdev
>-I../../dpdk/drivers/bus/vdev -Idrivers/mempool/cnxk
>-I../../dpdk/drivers/mempool/cnxk -fdiagnostics-color=always -pipe
>-D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Werror -O2 -g -include
>rte_config.h -Wextra -Wcast-qual -Wdeprecated -Wformat
>-Wformat-nonliteral -Wformat-security -Wmissing-declarations
>-Wmissing-prototypes -Wnested-externs -Wold-style-definition
>-Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef
>-Wwrite-strings -Wno-packed-not-aligned
>-Wno-missing-field-initializers -D_GNU_SOURCE -fPIC -march=armv8-
>a+crc
>-DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-
>truncation
>-flax-vector-conversions -Wno-strict-aliasing
>-DRTE_LOG_DEFAULT_LOGTYPE=pmd.event.cnxk -MD -MQ
>drivers/libtmp_rte_event_cnxk.a.p/event_cnxk_cn10k_worker_deq.c.
>o -MF
>drivers/libtmp_rte_event_cnxk.a.p/event_cnxk_cn10k_worker_deq.c.
>o.d -o
>drivers/libtmp_rte_event_cnxk.a.p/event_cnxk_cn10k_worker_deq.c.
>o -c
>../../dpdk/drivers/event/cnxk/cn10k_worker_deq.c
>{standard input}: Assembler messages:
>{standard input}:1392: Error: reg pair must start from even reg at
>operand 1 -- `caspl x23,x24,x23,x24,[x2]'
>{standard input}:10473: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:15726: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:19146: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x4]'
>{standard input}:28825: Error: reg pair must start from even reg at
>operand 1 -- `caspl x7,x8,x7,x8,[x3]'
>{standard input}:30845: Error: reg pair must start from even reg at
>operand 1 -- `caspl x27,x28,x27,x28,[x2]'
>{standard input}:34301: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x3]'
>{standard input}:40152: Error: reg pair must start from even reg at
>operand 1 -- `caspl x7,x8,x7,x8,[x2]'
>{standard input}:44998: Error: reg pair must start from even reg at
>operand 1 -- `caspl x7,x8,x7,x8,[x2]'
>{standard input}:52457: Error: reg pair must start from even reg at
>operand 1 -- `caspl x27,x28,x27,x28,[x2]'
>{standard input}:58407: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:62121: Error: reg pair must start from even reg at
>operand 1 -- `caspl x7,x8,x7,x8,[x4]'
>{standard input}:64121: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:67572: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x4]'
>{standard input}:69764: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:88814: Error: reg pair must start from even reg at
>operand 1 -- `caspl x27,x28,x27,x28,[x2]'
>{standard input}:92747: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x4]'
>{standard input}:95490: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:99628: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x2]'
>{standard input}:102765: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:115148: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x4]'
>{standard input}:122005: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x4]'
>{standard input}:140039: Error: reg pair must start from even reg at
>operand 1 -- `caspl x21,x22,x21,x22,[x2]'
>{standard input}:147676: Error: reg pair must start from even reg at
>operand 1 -- `caspl x21,x22,x21,x22,[x2]'
>{standard input}:154953: Error: reg pair must start from even reg at
>operand 1 -- `caspl x21,x22,x21,x22,[x2]'
>{standard input}:159334: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x2]'
>{standard input}:162769: Error: reg pair must start from even reg at
>operand 1 -- `caspl x17,x18,x17,x18,[x2]'
>{standard input}:167453: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x2]'
>{standard input}:171071: Error: reg pair must start from even reg at
>operand 1 -- `caspl x17,x18,x17,x18,[x2]'
>{standard input}:179105: Error: reg pair must start from even reg at
>operand 1 -- `caspl x23,x24,x23,x24,[x2]'
>{standard input}:186966: Error: reg pair must start from even reg at
>operand 1 -- `caspl x23,x24,x23,x24,[x2]'
>{standard input}:191653: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x3]'
>{standard input}:195360: Error: reg pair must start from even reg at
>operand 1 -- `caspl x15,x16,x15,x16,[x3]'
>{standard input}:204312: Error: reg pair must start from even reg at
>operand 1 -- `caspl x15,x16,x15,x16,[x3]'
>{standard input}:209537: Error: reg pair must start from even reg at
>operand 1 -- `caspl x5,x6,x5,x6,[x2]'
>{standard input}:222601: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:228793: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:234946: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:240956: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:258235: Error: reg pair must start from even reg at
>operand 1 -- `caspl x5,x6,x5,x6,[x2]'
>{standard input}:264084: Error: reg pair must start from even reg at
>operand 1 -- `caspl x5,x6,x5,x6,[x2]'
>{standard input}:270355: Error: reg pair must start from even reg at
>operand 1 -- `caspl x7,x8,x7,x8,[x3]'
>{standard input}:272988: Error: reg pair must start from even reg at
>operand 1 -- `caspl x21,x22,x21,x22,[x2]'
>{standard input}:277045: Error: reg pair must start from even reg at
>operand 1 -- `caspl x7,x8,x7,x8,[x3]'
>{standard input}:279878: Error: reg pair must start from even reg at
>operand 1 -- `caspl x21,x22,x21,x22,[x2]'
>{standard input}:297340: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x3]'
>{standard input}:304594: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x3]'
>{standard input}:315184: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:322794: Error: reg pair must start from even reg at
>operand 1 -- `caspl x19,x20,x19,x20,[x2]'
>{standard input}:327357: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x2]'
>{standard input}:335754: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x2]'
>{standard input}:361049: Error: reg pair must start from even reg at
>operand 1 -- `caspl x9,x10,x9,x10,[x3]'
>{standard input}:364869: Error: reg pair must start from even reg at
>operand 1 -- `caspl x15,x16,x15,x16,[x2]'
>{standard input}:370062: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x3]'
>{standard input}:374066: Error: reg pair must start from even reg at
>operand 1 -- `caspl x15,x16,x15,x16,[x2]'
>{standard input}:382804: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:391016: Error: reg pair must start from even reg at
>operand 1 -- `caspl x3,x4,x3,x4,[x2]'
>{standard input}:441361: Error: reg pair must start from even reg at
>operand 1 -- `caspl x11,x12,x11,x12,[x3]'
>
>
>--
>David Marchand