MIPS: Add TLBR and ROTR to uasm.

The soon to follow Read Inhibit/eXecute Inhibit patch needs TLBR and
ROTR support in uasm.  We also add a UASM_i_ROTR macro.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/953/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/include/asm/uasm.h

@@ -92,9 +92,11 @@ Ip_u2s3u1(_sd);
 Ip_u2u1u3(_sll);
 Ip_u2u1u3(_sra);
 Ip_u2u1u3(_srl);
+Ip_u2u1u3(_rotr);
 Ip_u3u1u2(_subu);
 Ip_u2s3u1(_sw);
 Ip_0(_tlbp);
+Ip_0(_tlbr);
 Ip_0(_tlbwi);
 Ip_0(_tlbwr);
 Ip_u3u1u2(_xor);
@@ -129,6 +131,7 @@ static inline void __cpuinit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
 # define UASM_i_SLL(buf, rs, rt, sh) uasm_i_dsll(buf, rs, rt, sh)
 # define UASM_i_SRA(buf, rs, rt, sh) uasm_i_dsra(buf, rs, rt, sh)
 # define UASM_i_SRL(buf, rs, rt, sh) uasm_i_dsrl(buf, rs, rt, sh)
+# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_drotr(buf, rs, rt, sh)
 # define UASM_i_MFC0(buf, rt, rd...) uasm_i_dmfc0(buf, rt, rd)
 # define UASM_i_MTC0(buf, rt, rd...) uasm_i_dmtc0(buf, rt, rd)
 # define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_daddiu(buf, rs, rt, val)
@@ -142,6 +145,7 @@ static inline void __cpuinit uasm_l##lb(struct uasm_label **lab, u32 *addr) \
 # define UASM_i_SLL(buf, rs, rt, sh) uasm_i_sll(buf, rs, rt, sh)
 # define UASM_i_SRA(buf, rs, rt, sh) uasm_i_sra(buf, rs, rt, sh)
 # define UASM_i_SRL(buf, rs, rt, sh) uasm_i_srl(buf, rs, rt, sh)
+# define UASM_i_ROTR(buf, rs, rt, sh) uasm_i_rotr(buf, rs, rt, sh)
 # define UASM_i_MFC0(buf, rt, rd...) uasm_i_mfc0(buf, rt, rd)
 # define UASM_i_MTC0(buf, rt, rd...) uasm_i_mtc0(buf, rt, rd)
 # define UASM_i_ADDIU(buf, rs, rt, val) uasm_i_addiu(buf, rs, rt, val)

arch/mips/mm/uasm.c

@@ -62,8 +62,9 @@ enum opcode {
 	insn_dsrl32, insn_drotr, insn_dsubu, insn_eret, insn_j, insn_jal,
 	insn_jr, insn_ld, insn_ll, insn_lld, insn_lui, insn_lw, insn_mfc0,
 	insn_mtc0, insn_ori, insn_pref, insn_rfe, insn_sc, insn_scd,
-	insn_sd, insn_sll, insn_sra, insn_srl, insn_subu, insn_sw,
-	insn_tlbp, insn_tlbwi, insn_tlbwr, insn_xor, insn_xori, insn_dins
+	insn_sd, insn_sll, insn_sra, insn_srl, insn_rotr, insn_subu, insn_sw,
+	insn_tlbp, insn_tlbr, insn_tlbwi, insn_tlbwr, insn_xor, insn_xori,
+	insn_dins
 };
 
 struct insn {
@@ -125,9 +126,11 @@ static struct insn insn_table[] __cpuinitdata = {
 	{ insn_sll,  M(spec_op, 0, 0, 0, 0, sll_op),  RT | RD | RE },
 	{ insn_sra,  M(spec_op, 0, 0, 0, 0, sra_op),  RT | RD | RE },
 	{ insn_srl,  M(spec_op, 0, 0, 0, 0, srl_op),  RT | RD | RE },
+	{ insn_rotr,  M(spec_op, 1, 0, 0, 0, srl_op),  RT | RD | RE },
 	{ insn_subu,  M(spec_op, 0, 0, 0, 0, subu_op),  RS | RT | RD },
 	{ insn_sw,  M(sw_op, 0, 0, 0, 0, 0),  RS | RT | SIMM },
 	{ insn_tlbp,  M(cop0_op, cop_op, 0, 0, 0, tlbp_op),  0 },
+	{ insn_tlbr,  M(cop0_op, cop_op, 0, 0, 0, tlbr_op),  0 },
 	{ insn_tlbwi,  M(cop0_op, cop_op, 0, 0, 0, tlbwi_op),  0 },
 	{ insn_tlbwr,  M(cop0_op, cop_op, 0, 0, 0, tlbwr_op),  0 },
 	{ insn_xor,  M(spec_op, 0, 0, 0, 0, xor_op),  RS | RT | RD },
@@ -378,9 +381,11 @@ I_u2s3u1(_sd)
 I_u2u1u3(_sll)
 I_u2u1u3(_sra)
 I_u2u1u3(_srl)
+I_u2u1u3(_rotr)
 I_u3u1u2(_subu)
 I_u2s3u1(_sw)
 I_0(_tlbp)
+I_0(_tlbr)
 I_0(_tlbwi)
 I_0(_tlbwr)
 I_u3u1u2(_xor)