diff --git a/libcpu/xilinx/microblaze/microbalze.inc b/libcpu/xilinx/microblaze/microbalze.inc
deleted file mode 100755
index 19128df3fc3486fc3c58d3ca2f8575e9aaa4cd89..0000000000000000000000000000000000000000
--- a/libcpu/xilinx/microblaze/microbalze.inc
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * File      : microblaze.inc
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006, RT-Thread Development Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rt-thread.org/license/LICENSE
- *
- * Change Logs:
- * Date           Author       Notes
- * 2011-12-17     nl1031       first implementation for MicroBlaze.
- *
- */
-
-
-
-.equ    STACK_RMSR,   	0x00
-.equ    STACK_R02,    	0x04
-.equ    STACK_R03,    	0x08
-.equ    STACK_R04,    	0x0C
-.equ    STACK_R05,    	0x10
-.equ    STACK_R06,    	0x14
-.equ    STACK_R07,    	0x18
-.equ    STACK_R08,    	0x1C
-.equ    STACK_R09,    	0x20
-.equ    STACK_R10,    	0x24
-.equ    STACK_R11,    	0x28
-.equ    STACK_R12,    	0x2C
-.equ    STACK_R13,    	0x30
-.equ    STACK_R14,    	0x34
-.equ    STACK_R15,    	0x38
-.equ    STACK_R17,    	0x3C
-.equ    STACK_R18,    	0x40
-.equ    STACK_R19,    	0x44
-.equ    STACK_R20,    	0x48
-.equ    STACK_R21,    	0x4C
-.equ    STACK_R22,    	0x50
-.equ    STACK_R23,    	0x54
-.equ    STACK_R24,    	0x58
-.equ    STACK_R25,    	0x5C
-.equ    STACK_R26,    	0x60
-.equ    STACK_R27,    	0x64
-.equ    STACK_R28,    	0x68
-.equ    STACK_R29,    	0x6C
-.equ    STACK_R30,    	0x70
-.equ    STACK_R31,    	0x74
-
-.equ    STACK_SIZE,   	0x78
-.equ    IE_BIT,       	0x02
-
-.macro PUSH_ALL 
-    ADDIK   r1,  r1, -STACK_SIZE
-    SWI     r2,  r1,  STACK_R02
-    SWI     r3,  r1,  STACK_R03
-    SWI     r4,  r1,  STACK_R04
-    SWI     r5,  r1,  STACK_R05
-    SWI     r6,  r1,  STACK_R06
-    SWI     r7,  r1,  STACK_R07
-    SWI     r8,  r1,  STACK_R08
-    SWI     r9,  r1,  STACK_R09
-    SWI     r10, r1,  STACK_R10
-    SWI     r11, r1,  STACK_R11
-    SWI     r12, r1,  STACK_R12
-    SWI     r13, r1,  STACK_R13
-    SWI     r14, r1,  STACK_R14
-    SWI     r15, r1,  STACK_R15
-    SWI     r17, r1,  STACK_R17
-    SWI     r18, r1,  STACK_R18
-    SWI     r19, r1,  STACK_R19
-    SWI     r20, r1,  STACK_R20
-    SWI     r21, r1,  STACK_R21
-    SWI     r22, r1,  STACK_R22
-    SWI     r23, r1,  STACK_R23
-    SWI     r24, r1,  STACK_R24
-    SWI     r25, r1,  STACK_R25
-    SWI     r26, r1,  STACK_R26
-    SWI     r27, r1,  STACK_R27
-    SWI     r28, r1,  STACK_R28
-    SWI     r29, r1,  STACK_R29
-    SWI     r30, r1,  STACK_R30
-    SWI     r31, r1,  STACK_R31
-.endm
-
-.macro POP_ALL
-    LWI     r31, r1, STACK_R31
-    LWI     r30, r1, STACK_R30
-    LWI     r29, r1, STACK_R29
-    LWI     r28, r1, STACK_R28
-    LWI     r27, r1, STACK_R27
-    LWI     r26, r1, STACK_R26
-    LWI     r25, r1, STACK_R25
-    LWI     r24, r1, STACK_R24
-    LWI     r23, r1, STACK_R23
-    LWI     r22, r1, STACK_R22
-    LWI     r21, r1, STACK_R21
-    LWI     r20, r1, STACK_R20
-    LWI     r19, r1, STACK_R19
-    LWI     r18, r1, STACK_R18
-    LWI     r17, r1, STACK_R17
-    LWI     r15, r1, STACK_R15
-    LWI     r14, r1, STACK_R14
-    LWI     r13, r1, STACK_R13
-    LWI     r12, r1, STACK_R12
-    LWI     r11, r1, STACK_R11
-    LWI     r10, r1, STACK_R10
-    LWI     r9,  r1, STACK_R09
-    LWI     r8,  r1, STACK_R08
-    LWI     r7,  r1, STACK_R07
-    LWI     r6,  r1, STACK_R06
-    LWI     r5,  r1, STACK_R05
-    LWI     r4,  r1, STACK_R04
-    LWI     r3,  r1, STACK_R03
-    LWI     r2,  r1, STACK_R02
-.endm
-