From e2965cd0003f222bd49f67907c2bc6ed691c6d20 Mon Sep 17 00:00:00 2001 From: "Steven J. Hill" Date: Thu, 13 Nov 2014 09:52:02 -0600 Subject: [PATCH] MIPS: Add MFHC0 and MTHC0 instructions to uasm. New instructions for Extended Physical Addressing (XPA) functionality. Signed-off-by: Steven J. Hill Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8453/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/uasm.h | 2 ++ arch/mips/include/uapi/asm/inst.h | 7 ++++--- arch/mips/mm/uasm-mips.c | 2 ++ arch/mips/mm/uasm.c | 14 ++++++++------ 4 files changed, 16 insertions(+), 9 deletions(-) diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h index 708c5d414905..fc1cdd25fcda 100644 --- a/arch/mips/include/asm/uasm.h +++ b/arch/mips/include/asm/uasm.h @@ -136,9 +136,11 @@ Ip_u1s2(_lui); Ip_u2s3u1(_lw); Ip_u3u1u2(_lwx); Ip_u1u2u3(_mfc0); +Ip_u1u2u3(_mfhc0); Ip_u1(_mfhi); Ip_u1(_mflo); Ip_u1u2u3(_mtc0); +Ip_u1u2u3(_mthc0); Ip_u3u1u2(_mul); Ip_u3u1u2(_or); Ip_u2u1u3(_ori); diff --git a/arch/mips/include/uapi/asm/inst.h b/arch/mips/include/uapi/asm/inst.h index 4bfdb9d4c186..89c22433b1c6 100644 --- a/arch/mips/include/uapi/asm/inst.h +++ b/arch/mips/include/uapi/asm/inst.h @@ -108,9 +108,10 @@ enum rt_op { */ enum cop_op { mfc_op = 0x00, dmfc_op = 0x01, - cfc_op = 0x02, mfhc_op = 0x03, - mtc_op = 0x04, dmtc_op = 0x05, - ctc_op = 0x06, mthc_op = 0x07, + cfc_op = 0x02, mfhc0_op = 0x02, + mfhc_op = 0x03, mtc_op = 0x04, + dmtc_op = 0x05, ctc_op = 0x06, + mthc0_op = 0x06, mthc_op = 0x07, bc_op = 0x08, cop_op = 0x10, copm_op = 0x18 }; diff --git a/arch/mips/mm/uasm-mips.c b/arch/mips/mm/uasm-mips.c index 6708a2dbf934..8e02291cfc0c 100644 --- a/arch/mips/mm/uasm-mips.c +++ b/arch/mips/mm/uasm-mips.c @@ -96,9 +96,11 @@ static struct insn insn_table[] = { { insn_lw, M(lw_op, 0, 0, 0, 0, 0), RS | RT | SIMM }, { insn_lwx, M(spec3_op, 0, 0, 0, lwx_op, lx_op), RS | RT | RD }, { insn_mfc0, M(cop0_op, mfc_op, 0, 0, 0, 0), RT | RD | SET}, + { insn_mfhc0, M(cop0_op, mfhc0_op, 0, 0, 0, 0), RT | RD | SET}, { insn_mfhi, M(spec_op, 0, 0, 0, 0, mfhi_op), RD }, { insn_mflo, M(spec_op, 0, 0, 0, 0, mflo_op), RD }, { insn_mtc0, M(cop0_op, mtc_op, 0, 0, 0, 0), RT | RD | SET}, + { insn_mthc0, M(cop0_op, mthc0_op, 0, 0, 0, 0), RT | RD | SET}, { insn_mul, M(spec2_op, 0, 0, 0, 0, mul_op), RS | RT | RD}, { insn_ori, M(ori_op, 0, 0, 0, 0, 0), RS | RT | UIMM }, { insn_or, M(spec_op, 0, 0, 0, 0, or_op), RS | RT | RD }, diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c index a01b0d6cedd2..4adf30284813 100644 --- a/arch/mips/mm/uasm.c +++ b/arch/mips/mm/uasm.c @@ -51,12 +51,12 @@ enum opcode { insn_dsll32, insn_dsra, insn_dsrl, insn_dsrl32, insn_dsubu, insn_eret, insn_ext, insn_ins, insn_j, insn_jal, insn_jalr, insn_jr, insn_lb, insn_ld, insn_ldx, insn_lh, insn_ll, insn_lld, insn_lui, insn_lw, - insn_lwx, insn_mfc0, insn_mfhi, insn_mflo, insn_mtc0, insn_mul, - insn_or, insn_ori, insn_pref, insn_rfe, insn_rotr, insn_sc, insn_scd, - insn_sd, insn_sll, 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_lwx, insn_mfc0, insn_mfhc0, insn_mfhi, insn_mflo, insn_mtc0, + insn_mthc0, insn_mul, insn_or, insn_ori, insn_pref, insn_rfe, + insn_rotr, insn_sc, insn_scd, insn_sd, insn_sll, 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, }; struct insn { @@ -284,9 +284,11 @@ I_u2s3u1(_lld) I_u1s2(_lui) I_u2s3u1(_lw) I_u1u2u3(_mfc0) +I_u1u2u3(_mfhc0) I_u1(_mfhi) I_u1(_mflo) I_u1u2u3(_mtc0) +I_u1u2u3(_mthc0) I_u3u1u2(_mul) I_u2u1u3(_ori) I_u3u1u2(_or) -- 2.20.1