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From: David Holsgrove <david.holsgrove@xilinx.com>
Date: Wed, 8 May 2013 11:03:36 +1000
Subject: Add wdc.ext.clear and wdc.ext.flush insns

Added two new instructions, wdc.ext.clear and wdc.ext.flush,
to enable MicroBlaze to flush an external cache, which is
used with the new coherency support for multiprocessing.

Signed-off-by:nagaraju <nmekala@xilix.com>
Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
Upstream-Status: Pending
---
 opcodes/microblaze-opc.h  |    5 ++++-
 opcodes/microblaze-opcm.h |    6 +++---
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/opcodes/microblaze-opc.h b/opcodes/microblaze-opc.h
index e9da12a..dd56ab5 100644
--- a/opcodes/microblaze-opc.h
+++ b/opcodes/microblaze-opc.h
@@ -91,6 +91,7 @@
 #define OPCODE_MASK_H3  0xFC000600  /* High 6 bits and bits 21, 22.  */  
 #define OPCODE_MASK_H32 0xFC00FC00  /* High 6 bits and bit 16-21.  */
 #define OPCODE_MASK_H34B 0xFC0000FF /* High 6 bits and low 8 bits.  */
+#define OPCODE_MASK_H35B 0xFC0004FF /* High 6 bits and low 9 bits.  */
 #define OPCODE_MASK_H34C 0xFC0007E0 /* High 6 bits and bits 21-26.  */
 
 /* New Mask for msrset, msrclr insns.  */
@@ -101,7 +102,7 @@
 #define DELAY_SLOT 1
 #define NO_DELAY_SLOT 0
 
-#define MAX_OPCODES 289
+#define MAX_OPCODES 291
 
 struct op_code_struct
 {
@@ -174,7 +175,9 @@ struct op_code_struct
   {"wic",   INST_TYPE_R1_R2_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000068, OPCODE_MASK_H34B, wic, special_inst },
   {"wdc",   INST_TYPE_R1_R2_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000064, OPCODE_MASK_H34B, wdc, special_inst },
   {"wdc.clear", INST_TYPE_R1_R2_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000066, OPCODE_MASK_H34B, wdcclear, special_inst },
+  {"wdc.ext.clear", INST_TYPE_R1_R2_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000466, OPCODE_MASK_H35B, wdcextclear, special_inst },
   {"wdc.flush", INST_TYPE_R1_R2_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000074, OPCODE_MASK_H34B, wdcflush, special_inst },
+  {"wdc.ext.flush", INST_TYPE_R1_R2_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x90000476, OPCODE_MASK_H35B, wdcextflush, special_inst },
   {"mts",   INST_TYPE_SPECIAL_R1, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_MTS, 0x9400C000, OPCODE_MASK_H13S, mts, special_inst },
   {"mfs",   INST_TYPE_RD_SPECIAL, INST_NO_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_MFS, 0x94008000, OPCODE_MASK_H23S, mfs, special_inst },
   {"br",    INST_TYPE_R2, INST_PC_OFFSET, NO_DELAY_SLOT, IMMVAL_MASK_NON_SPECIAL, 0x98000000, OPCODE_MASK_H124, br, branch_inst },
diff --git a/opcodes/microblaze-opcm.h b/opcodes/microblaze-opcm.h
index 124cdec..8e531f9 100644
--- a/opcodes/microblaze-opcm.h
+++ b/opcodes/microblaze-opcm.h
@@ -31,9 +31,9 @@ enum microblaze_instr
   idiv, idivu, bsll, bsra, bsrl, get, put, nget, nput, cget, cput,
   ncget, ncput, muli, bslli, bsrai, bsrli, mului, or, and, xor,
   andn, pcmpbf, pcmpbc, pcmpeq, pcmpne, sra, src, srl, sext8, sext16, 
-  wic, wdc, wdcclear, wdcflush, mts, mfs, mbar, br, brd,
-  brld, bra, brad, brald, microblaze_brk, beq, beqd, bne, bned, blt,
-  bltd, ble, bled, bgt, bgtd, bge, bged, ori, andi, xori, andni,
+  wic, wdc, wdcclear, wdcextclear, wdcflush, wdcextflush, mts, mfs, mbar,
+  br, brd, brld, bra, brad, brald, microblaze_brk, beq, beqd, bne, bned,
+  blt, bltd, ble, bled, bgt, bgtd, bge, bged, ori, andi, xori, andni,
   imm, rtsd, rtid, rtbd, rted, bri, brid, brlid, brai, braid, bralid,
   brki, beqi, beqid, bnei, bneid, blti, bltid, blei, bleid, bgti,
   bgtid, bgei, bgeid, lbu, lbur, lhu, lhur, lw, lwr, lwx, sb, sbr, sh, 
-- 
1.7.9.5