How to reproduce:

meson build -Ddisable_drivers=net/mlx4 —buildtype=debug; ninja -C build/


Results:

-c ../drivers/net/iavf/iavf_rxtx_vec_avx512.c

../drivers/net/iavf/iavf_rxtx_vec_avx512.c: In function ‘_iavf_recv_raw_pkts_vec_avx512’:

../drivers/net/iavf/iavf_rxtx_vec_avx512.c:615:1: error: unrecognizable insn:

}

^

(insn 888 887 889 36 (set (mem/c:V4DI (plus:DI (reg/f:DI 82 virtual-stack-vars)

(const_int -5120 [0xffffffffffffec00])) [0 ptypes6_7+0 S32 A256])

(vec_merge:V4DI (vec_select:V4DI (reg:V8DI 999)

(parallel [

(const_int 4 [0×4])

(const_int 5 [0×5])

(const_int 6 [0×6])

(const_int 7 [0×7])

]))

(reg:V4DI 188 [ D.49785 ])

(reg:QI 1000))) ../drivers/net/iavf/iavf_rxtx_vec_avx512.c:389 -1

(nil))

../drivers/net/iavf/iavf_rxtx_vec_avx512.c:615:1: internal compiler error: in extract_insn, at recog.c:2343

Please submit a full bug report,

with preprocessed source if appropriate.

See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.

[40/1286] Compiling C object drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.o

FAILED: drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.o

ccache cc -Idrivers/net/i40e/libi40e_avx512_lib.a.p -Idrivers/net/i40e -I../drivers/net/i40e -Idrivers/net/i40e/base -I../drivers/net/i40e/base -Ilib/librte_ethdev -I../lib/librte_ethdev -I. -I.. -Iconfig -I../config -Ilib/librte_eal/include -I../lib/librte_eal/include -Ilib/librte_eal/linux/include -I../lib/librte_eal/linux/include -Ilib/librte_eal/x86/include -I../lib/librte_eal/x86/include -Ilib/librte_eal/common -I../lib/librte_eal/common -Ilib/librte_eal -I../lib/librte_eal -Ilib/librte_kvargs -I../lib/librte_kvargs -Ilib/librte_metrics -I../lib/librte_metrics -Ilib/librte_telemetry -I../lib/librte_telemetry -Ilib/librte_net -I../lib/librte_net -Ilib/librte_mbuf -I../lib/librte_mbuf -Ilib/librte_mempool -I../lib/librte_mempool -Ilib/librte_ring -I../lib/librte_ring -Ilib/librte_meter -I../lib/librte_meter -Ilib/librte_hash -I../lib/librte_hash -Ilib/librte_rcu -I../lib/librte_rcu -fdiagnostics-color=always -pipe -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -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-missing-field-initializers -D_GNU_SOURCE -fPIC -march=native -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -DPF_DRIVER -DVF_DRIVER -DINTEGRATED_VF -DX722_A0_SUPPORT -DCC_AVX2_SUPPORT -DCC_AVX512_SUPPORT -mavx512f -mavx512bw -MD -MQ drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.o -MF drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.o.d -o drivers/net/i40e/libi40e_avx512_lib.a.p/i40e_rxtx_vec_avx512.c.o -c ../drivers/net/i40e/i40e_rxtx_vec_avx512.c

../drivers/net/i40e/i40e_rxtx_vec_avx512.c: In function ‘i40e_recv_pkts_vec_avx512’:

../drivers/net/i40e/i40e_rxtx_vec_avx512.c:807:1: error: unrecognizable insn:

}

^

(insn 888 887 889 40 (set (mem/c:V4DI (plus:DI (reg/f:DI 82 virtual-stack-vars)

(const_int -5152 [0xffffffffffffebe0])) [0 ptypes6_7+0 S32 A256])

(vec_merge:V4DI (vec_select:V4DI (reg:V8DI 998)

(parallel [

(const_int 4 [0×4])

(const_int 5 [0×5])

(const_int 6 [0×6])

(const_int 7 [0×7])

]))

(reg:V4DI 219 [ D.53777 ])

(reg:QI 999))) ../drivers/net/i40e/i40e_rxtx_vec_avx512.c:464 -1

(nil))

../drivers/net/i40e/i40e_rxtx_vec_avx512.c:807:1: internal compiler error: in extract_insn, at recog.c:2343

Please submit a full bug report,

with preprocessed source if appropriate.

See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.

[45/1286] Compiling C object drivers/net/ice/libice_avx512_lib.a.p/ice_rxtx_vec_avx512.c.o

FAILED: drivers/net/ice/libice_avx512_lib.a.p/ice_rxtx_vec_avx512.c.o

ccache cc -Idrivers/net/ice/libice_avx512_lib.a.p -Idrivers/net/ice -I../drivers/net/ice -Idrivers/net/ice/base -I../drivers/net/ice/base -Idrivers/common/iavf -I../drivers/common/iavf -Ilib/librte_ethdev -I../lib/librte_ethdev -I. -I.. -Iconfig -I../config -Ilib/librte_eal/include -I../lib/librte_eal/include -Ilib/librte_eal/linux/include -I../lib/librte_eal/linux/include -Ilib/librte_eal/x86/include -I../lib/librte_eal/x86/include -Ilib/librte_eal/common -I../lib/librte_eal/common -Ilib/librte_eal -I../lib/librte_eal -Ilib/librte_kvargs -I../lib/librte_kvargs -Ilib/librte_metrics -I../lib/librte_metrics -Ilib/librte_telemetry -I../lib/librte_telemetry -Ilib/librte_net -I../lib/librte_net -Ilib/librte_mbuf -I../lib/librte_mbuf -Ilib/librte_mempool -I../lib/librte_mempool -Ilib/librte_ring -I../lib/librte_ring -Ilib/librte_meter -I../lib/librte_meter -Ilib/librte_hash -I../lib/librte_hash -Ilib/librte_rcu -I../lib/librte_rcu -fdiagnostics-color=always -pipe -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -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-missing-field-initializers -D_GNU_SOURCE -fPIC -march=native -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -DCC_AVX512_SUPPORT -mavx512f -mavx512bw -MD -MQ drivers/net/ice/libice_avx512_lib.a.p/ice_rxtx_vec_avx512.c.o -MF drivers/net/ice/libice_avx512_lib.a.p/ice_rxtx_vec_avx512.c.o.d -o drivers/net/ice/libice_avx512_lib.a.p/ice_rxtx_vec_avx512.c.o -c ../drivers/net/ice/ice_rxtx_vec_avx512.c

../drivers/net/ice/ice_rxtx_vec_avx512.c: In function ‘_ice_recv_raw_pkts_vec_avx512’:

../drivers/net/ice/ice_rxtx_vec_avx512.c:796:1: error: unrecognizable insn:

}

^

(insn 846 845 847 39 (set (mem/c:V4DI (plus:DI (reg/f:DI 82 virtual-stack-vars)

(const_int -6336 [0xffffffffffffe740])) [0 ptypes6_7+0 S32 A256])

(vec_merge:V4DI (vec_select:V4DI (reg:V8DI 1129)

(parallel [

(const_int 4 [0×4])

(const_int 5 [0×5])

(const_int 6 [0×6])

(const_int 7 [0×7])

]))

(reg:V4DI 147 [ D.51279 ])

(reg:QI 1130))) ../drivers/net/ice/ice_rxtx_vec_avx512.c:435 -1

(nil))

../drivers/net/ice/ice_rxtx_vec_avx512.c:796:1: internal compiler error: in extract_insn, at recog.c:2343


The workarround:

meson build -Ddisable_drivers=net/mlx4,net/ice,net/i40e,net/iavf —buildtype=debug; ninja -C build/


More info:

OS: ubuntu16.04xenial

Kernel: 4.4.0-112-generic

Processor: x86_64

OFED: MLNX_OFED_LINUX-5.3-0.3.1.0:

RDMA: N/A

DPDK: ssh://git@github.com/mellanox/dpdk.org latest main

DPDK_RELEASE: 21.05

HCA: ConnectX5

FW: 16.30.0314 (MT_0000000009)

GCC: gcc (Ubuntu 5.4.0-6ubuntu1~16.04.12) 5.4.0 20160609