MIPS: Add MFHC0 and MTHC0 instructions to uasm.
New instructions for Extended Physical Addressing (XPA) functionality.
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/8453/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index 708c5d4..fc1cdd2 100644
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -136,9 +136,11 @@
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 4bfdb9d..89c2243 100644
--- a/arch/mips/include/uapi/asm/inst.h
+++ b/arch/mips/include/uapi/asm/inst.h
@@ -108,9 +108,10 @@
*/
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 6708a2d..8e02291 100644
--- a/arch/mips/mm/uasm-mips.c
+++ b/arch/mips/mm/uasm-mips.c
@@ -96,9 +96,11 @@
{ 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 a01b0d6..4adf302 100644
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -51,12 +51,12 @@
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_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)