From bfbfa9d61cf29f3579107892c7347c02d891dfec Mon Sep 17 00:00:00 2001 From: David Daney Date: Tue, 14 Mar 2017 14:21:40 -0700 Subject: [PATCH] MIPS: uasm: Add support for LHU. The follow-on BPF JIT patches use the LHU instruction, so add it. Signed-off-by: David Daney Cc: James Hogan Cc: Alexei Starovoitov Cc: Steven J. Hill Cc: linux-mips@linux-mips.org Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/15743/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/uasm.h | 1 + arch/mips/mm/uasm-mips.c | 1 + arch/mips/mm/uasm.c | 3 ++- 3 files changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h index e9a9e2ade1d2..d91ed5b506ed 100644 --- a/arch/mips/include/asm/uasm.h +++ b/arch/mips/include/asm/uasm.h @@ -138,6 +138,7 @@ Ip_u2s3u1(_lb); Ip_u2s3u1(_ld); Ip_u3u1u2(_ldx); Ip_u2s3u1(_lh); +Ip_u2s3u1(_lhu); Ip_u2s3u1(_ll); Ip_u2s3u1(_lld); Ip_u1s2(_lui); diff --git a/arch/mips/mm/uasm-mips.c b/arch/mips/mm/uasm-mips.c index 763d3f1edb8a..2277499fe6ae 100644 --- a/arch/mips/mm/uasm-mips.c +++ b/arch/mips/mm/uasm-mips.c @@ -103,6 +103,7 @@ static struct insn insn_table[] = { { insn_ld, M(ld_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, { insn_ldx, M(spec3_op, 0, 0, 0, ldx_op, lx_op), RS | RT | RD }, { insn_lh, M(lh_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, + { insn_lhu, M(lhu_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, #ifndef CONFIG_CPU_MIPSR6 { insn_lld, M(lld_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, { insn_ll, M(ll_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c index a82970442b8a..7f400c8d4645 100644 --- a/arch/mips/mm/uasm.c +++ b/arch/mips/mm/uasm.c @@ -61,7 +61,7 @@ enum opcode { insn_sllv, insn_slt, 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_lddir, insn_ldpte, + insn_xori, insn_yield, insn_lddir, insn_ldpte, insn_lhu, }; struct insn { @@ -297,6 +297,7 @@ I_u1(_jr) I_u2s3u1(_lb) I_u2s3u1(_ld) I_u2s3u1(_lh) +I_u2s3u1(_lhu) I_u2s3u1(_ll) I_u2s3u1(_lld) I_u1s2(_lui)