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(parent: b85062a) | patch
ppc: bpf: implement jitting of JMP32
authorJiong Wang <jiong.wang@netronome.com>
Sat, 26 Jan 2019 17:26:10 +0000 (12:26 -0500)
committerAlexei Starovoitov <ast@kernel.org>
Sat, 26 Jan 2019 21:33:02 +0000 (13:33 -0800)
commit5f6459966d0abca8b799440f6e1b18dac153c54d
tree24690a84094e3b231f1d47682e612b063d703678tree | snapshot
parentb85062ac0df33a6a1dcaccd07fe7b1ca55194b25commit | diff
ppc: bpf: implement jitting of JMP32

This patch implements code-gen for new JMP32 instructions on ppc.

For JMP32 | JSET, instruction encoding for PPC_RLWINM_DOT is added to check
the result of ANDing low 32-bit of operands.

Cc: Naveen N. Rao <naveen.n.rao@linux.ibm.com>
Cc: Sandipan Das <sandipan@linux.ibm.com>
Signed-off-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
arch/powerpc/include/asm/ppc-opcode.h diff | blob | history
arch/powerpc/net/bpf_jit.h diff | blob | history
arch/powerpc/net/bpf_jit_comp64.c diff | blob | history
Domain: System / Kernel;