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authorJiong Wang <jiong.wang@netronome.com>2018-12-05 21:52:30 +0300
committerAlexei Starovoitov <ast@kernel.org>2018-12-08 00:30:48 +0300
commitee94b90c8acaa593b627f5f3fe93e076e7779f5c (patch)
tree4448eaaafbb857abc286215b121f37ed7656aefb /arch/mips/mm
parent17f6c83fb5ebf7db4fcc94a5be4c22d5a7bfe428 (diff)
downloadlinux-ee94b90c8acaa593b627f5f3fe93e076e7779f5c.tar.xz
mips: bpf: implement jitting of BPF_ALU | BPF_ARSH | BPF_X
Jitting of BPF_K is supported already, but not BPF_X. This patch complete the support for the latter on both MIPS and microMIPS. Cc: Paul Burton <paul.burton@mips.com> Cc: linux-mips@vger.kernel.org Acked-by: Paul Burton <paul.burton@mips.com> Signed-off-by: Jiong Wang <jiong.wang@netronome.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/uasm-micromips.c1
-rw-r--r--arch/mips/mm/uasm-mips.c1
-rw-r--r--arch/mips/mm/uasm.c9
3 files changed, 7 insertions, 4 deletions
diff --git a/arch/mips/mm/uasm-micromips.c b/arch/mips/mm/uasm-micromips.c
index 24e5b0d06899..75ef90486fe6 100644
--- a/arch/mips/mm/uasm-micromips.c
+++ b/arch/mips/mm/uasm-micromips.c
@@ -104,6 +104,7 @@ static const struct insn insn_table_MM[insn_invalid] = {
[insn_sltiu] = {M(mm_sltiu32_op, 0, 0, 0, 0, 0), RT | RS | SIMM},
[insn_sltu] = {M(mm_pool32a_op, 0, 0, 0, 0, mm_sltu_op), RT | RS | RD},
[insn_sra] = {M(mm_pool32a_op, 0, 0, 0, 0, mm_sra_op), RT | RS | RD},
+ [insn_srav] = {M(mm_pool32a_op, 0, 0, 0, 0, mm_srav_op), RT | RS | RD},
[insn_srl] = {M(mm_pool32a_op, 0, 0, 0, 0, mm_srl32_op), RT | RS | RD},
[insn_srlv] = {M(mm_pool32a_op, 0, 0, 0, 0, mm_srlv32_op), RT | RS | RD},
[insn_rotr] = {M(mm_pool32a_op, 0, 0, 0, 0, mm_rotr_op), RT | RS | RD},
diff --git a/arch/mips/mm/uasm-mips.c b/arch/mips/mm/uasm-mips.c
index 60ceb93c71a0..6abe40fc413d 100644
--- a/arch/mips/mm/uasm-mips.c
+++ b/arch/mips/mm/uasm-mips.c
@@ -171,6 +171,7 @@ static const struct insn insn_table[insn_invalid] = {
[insn_sltiu] = {M(sltiu_op, 0, 0, 0, 0, 0), RS | RT | SIMM},
[insn_sltu] = {M(spec_op, 0, 0, 0, 0, sltu_op), RS | RT | RD},
[insn_sra] = {M(spec_op, 0, 0, 0, 0, sra_op), RT | RD | RE},
+ [insn_srav] = {M(spec_op, 0, 0, 0, 0, srav_op), RS | RT | RD},
[insn_srl] = {M(spec_op, 0, 0, 0, 0, srl_op), RT | RD | RE},
[insn_srlv] = {M(spec_op, 0, 0, 0, 0, srlv_op), RS | RT | RD},
[insn_subu] = {M(spec_op, 0, 0, 0, 0, subu_op), RS | RT | RD},
diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c
index 57570c0649b4..45b6264ff308 100644
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -61,10 +61,10 @@ enum opcode {
insn_mthc0, insn_mthi, insn_mtlo, insn_mul, insn_multu, insn_nor,
insn_or, insn_ori, insn_pref, insn_rfe, insn_rotr, insn_sb,
insn_sc, insn_scd, insn_sd, insn_sh, insn_sll, insn_sllv,
- insn_slt, insn_slti, insn_sltiu, insn_sltu, insn_sra, insn_srl,
- insn_srlv, insn_subu, insn_sw, insn_sync, insn_syscall, insn_tlbp,
- insn_tlbr, insn_tlbwi, insn_tlbwr, insn_wait, insn_wsbh, insn_xor,
- insn_xori, insn_yield,
+ insn_slt, insn_slti, insn_sltiu, insn_sltu, insn_sra, insn_srav,
+ insn_srl, insn_srlv, insn_subu, insn_sw, insn_sync, insn_syscall,
+ insn_tlbp, insn_tlbr, insn_tlbwi, insn_tlbwr, insn_wait, insn_wsbh,
+ insn_xor, insn_xori, insn_yield,
insn_invalid /* insn_invalid must be last */
};
@@ -353,6 +353,7 @@ I_u2u1s3(_slti)
I_u2u1s3(_sltiu)
I_u3u1u2(_sltu)
I_u2u1u3(_sra)
+I_u3u2u1(_srav)
I_u2u1u3(_srl)
I_u3u2u1(_srlv)
I_u2u1u3(_rotr)