summaryrefslogtreecommitdiff
path: root/packages/glibc/glibc-2.2.5/arm-memcpy.patch
diff options
context:
space:
mode:
Diffstat (limited to 'packages/glibc/glibc-2.2.5/arm-memcpy.patch')
-rw-r--r--packages/glibc/glibc-2.2.5/arm-memcpy.patch761
1 files changed, 0 insertions, 761 deletions
diff --git a/packages/glibc/glibc-2.2.5/arm-memcpy.patch b/packages/glibc/glibc-2.2.5/arm-memcpy.patch
deleted file mode 100644
index 0f7009e549..0000000000
--- a/packages/glibc/glibc-2.2.5/arm-memcpy.patch
+++ /dev/null
@@ -1,761 +0,0 @@
-
-#
-# Patch managed by http://www.mn-logistik.de/unsupported/pxa250/patcher
-#
-
---- /dev/null 2004-06-02 16:28:12.000000000 -0500
-+++ glibc-2.2.5/sysdeps/arm/memcpy.S 2004-09-03 19:00:39.000000000 -0500
-@@ -0,0 +1,241 @@
-+/*
-+ * Optimized memcpy implementation for ARM processors
-+ *
-+ * Author: Nicolas Pitre
-+ * Created: Dec 23, 2003
-+ * Copyright: (C) MontaVista Software, Inc.
-+ *
-+ * This file is free software; you can redistribute it and/or
-+ * modify it under the terms of the GNU Lesser General Public
-+ * License as published by the Free Software Foundation; either
-+ * version 2.1 of the License, or (at your option) any later version.
-+ *
-+ * This file is distributed in the hope that it will be useful,
-+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
-+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-+ * Lesser General Public License for more details.
-+ */
-+
-+#include <sysdep.h>
-+
-+
-+/*
-+ * Endian independent macros for shifting bytes within registers.
-+ */
-+#ifndef __ARMEB__
-+#define pull lsr
-+#define push lsl
-+#else
-+#define pull lsl
-+#define push lsr
-+#endif
-+
-+/*
-+ * Enable data preload for architectures that support it (ARMv5 and above)
-+ */
-+#if defined(__ARM_ARCH_5__) || \
-+ defined(__ARM_ARCH_5T__) || \
-+ defined(__ARM_ARCH_5TE__)
-+#define PLD(code...) code
-+#else
-+#define PLD(code...)
-+#endif
-+
-+
-+/* char * memcpy (char *dst, const char *src) */
-+
-+ENTRY(memcpy)
-+ subs r2, r2, #4
-+ stmfd sp!, {r0, r4, lr}
-+ blt 7f
-+ ands ip, r0, #3
-+ PLD( pld [r1, #0] )
-+ bne 8f
-+ ands ip, r1, #3
-+ bne 9f
-+
-+1: subs r2, r2, #4
-+ blt 6f
-+ subs r2, r2, #8
-+ blt 5f
-+ subs r2, r2, #16
-+ blt 4f
-+
-+ PLD( subs r2, r2, #65 )
-+ stmfd sp!, {r5 - r8}
-+ PLD( blt 3f )
-+ PLD( pld [r1, #32] )
-+
-+ PLD( @ cache alignment )
-+ PLD( ands ip, r1, #31 )
-+ PLD( pld [r1, #64] )
-+ PLD( beq 2f )
-+ PLD( rsb ip, ip, #32 )
-+ PLD( cmp r2, ip )
-+ PLD( pld [r1, #96] )
-+ PLD( blt 2f )
-+ PLD( cmp ip, #16 )
-+ PLD( sub r2, r2, ip )
-+ PLD( ldmgeia r1!, {r3 - r6} )
-+ PLD( stmgeia r0!, {r3 - r6} )
-+ PLD( beq 2f )
-+ PLD( and ip, ip, #15 )
-+ PLD( cmp ip, #8 )
-+ PLD( ldr r3, [r1], #4 )
-+ PLD( ldrge r4, [r1], #4 )
-+ PLD( ldrgt r5, [r1], #4 )
-+ PLD( str r3, [r0], #4 )
-+ PLD( strge r4, [r0], #4 )
-+ PLD( strgt r5, [r0], #4 )
-+
-+2: PLD( pld [r1, #96] )
-+3: ldmia r1!, {r3 - r8, ip, lr}
-+ subs r2, r2, #32
-+ stmia r0!, {r3 - r8, ip, lr}
-+ bge 2b
-+ PLD( cmn r2, #65 )
-+ PLD( bge 3b )
-+ PLD( add r2, r2, #65 )
-+ tst r2, #31
-+ ldmfd sp!, {r5 - r8}
-+ ldmeqfd sp!, {r0, r4, pc}
-+
-+ tst r2, #16
-+4: ldmneia r1!, {r3, r4, ip, lr}
-+ stmneia r0!, {r3, r4, ip, lr}
-+
-+ tst r2, #8
-+5: ldmneia r1!, {r3, r4}
-+ stmneia r0!, {r3, r4}
-+
-+ tst r2, #4
-+6: ldrne r3, [r1], #4
-+ strne r3, [r0], #4
-+
-+7: ands r2, r2, #3
-+ ldmeqfd sp!, {r0, r4, pc}
-+
-+ cmp r2, #2
-+ ldrb r3, [r1], #1
-+ ldrgeb r4, [r1], #1
-+ ldrgtb ip, [r1]
-+ strb r3, [r0], #1
-+ strgeb r4, [r0], #1
-+ strgtb ip, [r0]
-+ ldmfd sp!, {r0, r4, pc}
-+
-+8: rsb ip, ip, #4
-+ cmp ip, #2
-+ ldrb r3, [r1], #1
-+ ldrgeb r4, [r1], #1
-+ ldrgtb lr, [r1], #1
-+ strb r3, [r0], #1
-+ strgeb r4, [r0], #1
-+ strgtb lr, [r0], #1
-+ subs r2, r2, ip
-+ blt 7b
-+ ands ip, r1, #3
-+ beq 1b
-+
-+9: bic r1, r1, #3
-+ cmp ip, #2
-+ ldr lr, [r1], #4
-+ beq 17f
-+ bgt 18f
-+
-+
-+ .macro forward_copy_shift pull push
-+
-+ cmp r2, #12
-+ PLD( pld [r1, #0] )
-+ blt 15f
-+ subs r2, r2, #28
-+ stmfd sp!, {r5 - r9}
-+ blt 13f
-+
-+ PLD( subs r2, r2, #97 )
-+ PLD( blt 12f )
-+ PLD( pld [r1, #32] )
-+
-+ PLD( @ cache alignment )
-+ PLD( rsb ip, r1, #36 )
-+ PLD( pld [r1, #64] )
-+ PLD( ands ip, ip, #31 )
-+ PLD( pld [r1, #96] )
-+ PLD( beq 11f )
-+ PLD( cmp r2, ip )
-+ PLD( pld [r1, #128] )
-+ PLD( blt 11f )
-+ PLD( sub r2, r2, ip )
-+10: PLD( mov r3, lr, pull #\pull )
-+ PLD( ldr lr, [r1], #4 )
-+ PLD( subs ip, ip, #4 )
-+ PLD( orr r3, r3, lr, push #\push )
-+ PLD( str r3, [r0], #4 )
-+ PLD( bgt 10b )
-+
-+11: PLD( pld [r1, #128] )
-+12: mov r3, lr, pull #\pull
-+ ldmia r1!, {r4 - r9, ip, lr}
-+ subs r2, r2, #32
-+ orr r3, r3, r4, push #\push
-+ mov r4, r4, pull #\pull
-+ orr r4, r4, r5, push #\push
-+ mov r5, r5, pull #\pull
-+ orr r5, r5, r6, push #\push
-+ mov r6, r6, pull #\pull
-+ orr r6, r6, r7, push #\push
-+ mov r7, r7, pull #\pull
-+ orr r7, r7, r8, push #\push
-+ mov r8, r8, pull #\pull
-+ orr r8, r8, r9, push #\push
-+ mov r9, r9, pull #\pull
-+ orr r9, r9, ip, push #\push
-+ mov ip, ip, pull #\pull
-+ orr ip, ip, lr, push #\push
-+ stmia r0!, {r3 - r9, ip}
-+ bge 11b
-+ PLD( cmn r2, #97 )
-+ PLD( bge 12b )
-+ PLD( add r2, r2, #97 )
-+ cmn r2, #16
-+ blt 14f
-+13: mov r3, lr, pull #\pull
-+ ldmia r1!, {r4 - r6, lr}
-+ sub r2, r2, #16
-+ orr r3, r3, r4, push #\push
-+ mov r4, r4, pull #\pull
-+ orr r4, r4, r5, push #\push
-+ mov r5, r5, pull #\pull
-+ orr r5, r5, r6, push #\push
-+ mov r6, r6, pull #\pull
-+ orr r6, r6, lr, push #\push
-+ stmia r0!, {r3 - r6}
-+14: adds r2, r2, #28
-+ ldmfd sp!, {r5 - r9}
-+ blt 16f
-+15: mov r3, lr, pull #\pull
-+ ldr lr, [r1], #4
-+ subs r2, r2, #4
-+ orr r3, r3, lr, push #\push
-+ str r3, [r0], #4
-+ bge 15b
-+16:
-+ .endm
-+
-+
-+ forward_copy_shift pull=8 push=24
-+ sub r1, r1, #3
-+ b 7b
-+
-+17: forward_copy_shift pull=16 push=16
-+ sub r1, r1, #2
-+ b 7b
-+
-+18: forward_copy_shift pull=24 push=8
-+ sub r1, r1, #1
-+ b 7b
-+
-+ .size memcpy, . - memcpy
-+END(memcpy)
-+libc_hidden_builtin_def (memcpy)
---- /dev/null 2004-06-02 16:28:12.000000000 -0500
-+++ glibc-2.2.5/sysdeps/arm/memmove.S 2004-09-03 19:00:39.000000000 -0500
-@@ -0,0 +1,251 @@
-+/*
-+ * Optimized memmove implementation for ARM processors
-+ *
-+ * Author: Nicolas Pitre
-+ * Created: Dec 23, 2003
-+ * Copyright: (C) MontaVista Software, Inc.
-+ *
-+ * This file is free software; you can redistribute it and/or
-+ * modify it under the terms of the GNU Lesser General Public
-+ * License as published by the Free Software Foundation; either
-+ * version 2.1 of the License, or (at your option) any later version.
-+ *
-+ * This file is distributed in the hope that it will be useful,
-+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
-+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-+ * Lesser General Public License for more details.
-+ */
-+
-+#include <sysdep.h>
-+
-+
-+/*
-+ * Endian independent macros for shifting bytes within registers.
-+ */
-+#ifndef __ARMEB__
-+#define pull lsr
-+#define push lsl
-+#else
-+#define pull lsl
-+#define push lsr
-+#endif
-+
-+/*
-+ * Enable data preload for architectures that support it (ARMv5 and above)
-+ */
-+#if defined(__ARM_ARCH_5__) || \
-+ defined(__ARM_ARCH_5T__) || \
-+ defined(__ARM_ARCH_5TE__)
-+#define PLD(code...) code
-+#else
-+#define PLD(code...)
-+#endif
-+
-+
-+/* char * memmove (char *dst, const char *src) */
-+ENTRY(memmove)
-+ subs ip, r0, r1
-+ cmphi r2, ip
-+ bls memcpy(PLT)
-+
-+ stmfd sp!, {r0, r4, lr}
-+ add r1, r1, r2
-+ add r0, r0, r2
-+ subs r2, r2, #4
-+ blt 25f
-+ ands ip, r0, #3
-+ PLD( pld [r1, #-4] )
-+ bne 26f
-+ ands ip, r1, #3
-+ bne 27f
-+
-+19: subs r2, r2, #4
-+ blt 24f
-+ subs r2, r2, #8
-+ blt 23f
-+ subs r2, r2, #16
-+ blt 22f
-+
-+ PLD( pld [r1, #-32] )
-+ PLD( subs r2, r2, #96 )
-+ stmfd sp!, {r5 - r8}
-+ PLD( blt 21f )
-+
-+ PLD( @ cache alignment )
-+ PLD( ands ip, r1, #31 )
-+ PLD( pld [r1, #-64] )
-+ PLD( beq 20f )
-+ PLD( cmp r2, ip )
-+ PLD( pld [r1, #-96] )
-+ PLD( blt 20f )
-+ PLD( cmp ip, #16 )
-+ PLD( sub r2, r2, ip )
-+ PLD( ldmgedb r1!, {r3 - r6} )
-+ PLD( stmgedb r0!, {r3 - r6} )
-+ PLD( beq 20f )
-+ PLD( and ip, ip, #15 )
-+ PLD( cmp ip, #8 )
-+ PLD( ldr r3, [r1, #-4]! )
-+ PLD( ldrge r4, [r1, #-4]! )
-+ PLD( ldrgt r5, [r1, #-4]! )
-+ PLD( str r3, [r0, #-4]! )
-+ PLD( strge r4, [r0, #-4]! )
-+ PLD( strgt r5, [r0, #-4]! )
-+
-+20: PLD( pld [r1, #-96] )
-+ PLD( pld [r1, #-128] )
-+21: ldmdb r1!, {r3, r4, ip, lr}
-+ subs r2, r2, #32
-+ stmdb r0!, {r3, r4, ip, lr}
-+ ldmdb r1!, {r3, r4, ip, lr}
-+ stmgedb r0!, {r3, r4, ip, lr}
-+ ldmgedb r1!, {r3, r4, ip, lr}
-+ stmgedb r0!, {r3, r4, ip, lr}
-+ ldmgedb r1!, {r3, r4, ip, lr}
-+ subges r2, r2, #32
-+ stmdb r0!, {r3, r4, ip, lr}
-+ bge 20b
-+ PLD( cmn r2, #96 )
-+ PLD( bge 21b )
-+ PLD( add r2, r2, #96 )
-+ tst r2, #31
-+ ldmfd sp!, {r5 - r8}
-+ ldmeqfd sp!, {r0, r4, pc}
-+
-+ tst r2, #16
-+22: ldmnedb r1!, {r3, r4, ip, lr}
-+ stmnedb r0!, {r3, r4, ip, lr}
-+
-+ tst r2, #8
-+23: ldmnedb r1!, {r3, r4}
-+ stmnedb r0!, {r3, r4}
-+
-+ tst r2, #4
-+24: ldrne r3, [r1, #-4]!
-+ strne r3, [r0, #-4]!
-+
-+25: ands r2, r2, #3
-+ ldmeqfd sp!, {r0, r4, pc}
-+
-+ cmp r2, #2
-+ ldrb r3, [r1, #-1]
-+ ldrgeb r4, [r1, #-2]
-+ ldrgtb ip, [r1, #-3]
-+ strb r3, [r0, #-1]
-+ strgeb r4, [r0, #-2]
-+ strgtb ip, [r0, #-3]
-+ ldmfd sp!, {r0, r4, pc}
-+
-+26: cmp ip, #2
-+ ldrb r3, [r1, #-1]!
-+ ldrgeb r4, [r1, #-1]!
-+ ldrgtb lr, [r1, #-1]!
-+ strb r3, [r0, #-1]!
-+ strgeb r4, [r0, #-1]!
-+ strgtb lr, [r0, #-1]!
-+ subs r2, r2, ip
-+ blt 25b
-+ ands ip, r1, #3
-+ beq 19b
-+
-+27: bic r1, r1, #3
-+ cmp ip, #2
-+ ldr r3, [r1]
-+ beq 35f
-+ blt 36f
-+
-+
-+ .macro backward_copy_shift push pull
-+
-+ cmp r2, #12
-+ PLD( pld [r1, #-4] )
-+ blt 33f
-+ subs r2, r2, #28
-+ stmfd sp!, {r5 - r9}
-+ blt 31f
-+
-+ PLD( subs r2, r2, #96 )
-+ PLD( pld [r1, #-32] )
-+ PLD( blt 30f )
-+ PLD( pld [r1, #-64] )
-+
-+ PLD( @ cache alignment )
-+ PLD( ands ip, r1, #31 )
-+ PLD( pld [r1, #-96] )
-+ PLD( beq 29f )
-+ PLD( cmp r2, ip )
-+ PLD( pld [r1, #-128] )
-+ PLD( blt 29f )
-+ PLD( sub r2, r2, ip )
-+28: PLD( mov r4, r3, push #\push )
-+ PLD( ldr r3, [r1, #-4]! )
-+ PLD( subs ip, ip, #4 )
-+ PLD( orr r4, r4, r3, pull #\pull )
-+ PLD( str r4, [r0, #-4]! )
-+ PLD( bgt 28b )
-+
-+29: PLD( pld [r1, #-128] )
-+30: mov lr, r3, push #\push
-+ ldmdb r1!, {r3 - r9, ip}
-+ subs r2, r2, #32
-+ orr lr, lr, ip, pull #\pull
-+ mov ip, ip, push #\push
-+ orr ip, ip, r9, pull #\pull
-+ mov r9, r9, push #\push
-+ orr r9, r9, r8, pull #\pull
-+ mov r8, r8, push #\push
-+ orr r8, r8, r7, pull #\pull
-+ mov r7, r7, push #\push
-+ orr r7, r7, r6, pull #\pull
-+ mov r6, r6, push #\push
-+ orr r6, r6, r5, pull #\pull
-+ mov r5, r5, push #\push
-+ orr r5, r5, r4, pull #\pull
-+ mov r4, r4, push #\push
-+ orr r4, r4, r3, pull #\pull
-+ stmdb r0!, {r4 - r9, ip, lr}
-+ bge 29b
-+ PLD( cmn r2, #96 )
-+ PLD( bge 30b )
-+ PLD( add r2, r2, #96 )
-+ cmn r2, #16
-+ blt 32f
-+31: mov r7, r3, push #\push
-+ ldmdb r1!, {r3 - r6}
-+ sub r2, r2, #16
-+ orr r7, r7, r6, pull #\pull
-+ mov r6, r6, push #\push
-+ orr r6, r6, r5, pull #\pull
-+ mov r5, r5, push #\push
-+ orr r5, r5, r4, pull #\pull
-+ mov r4, r4, push #\push
-+ orr r4, r4, r3, pull #\pull
-+ stmdb r0!, {r4 - r7}
-+32: adds r2, r2, #28
-+ ldmfd sp!, {r5 - r9}
-+ blt 34f
-+33: mov r4, r3, push #\push
-+ ldr r3, [r1, #-4]!
-+ subs r2, r2, #4
-+ orr r4, r4, r3, pull #\pull
-+ str r4, [r0, #-4]!
-+ bge 33b
-+34:
-+ .endm
-+
-+
-+ backward_copy_shift push=8 pull=24
-+ add r1, r1, #3
-+ b 25b
-+
-+35: backward_copy_shift push=16 pull=16
-+ add r1, r1, #2
-+ b 25b
-+
-+36: backward_copy_shift push=24 pull=8
-+ add r1, r1, #1
-+ b 25b
-+
-+ .size memmove, . - memmove
-+END(memmove)
-+libc_hidden_builtin_def (memmove)
---- /dev/null 2004-06-02 16:28:12.000000000 -0500
-+++ glibc-2.2.5/sysdeps/arm/bcopy.S 2004-09-03 19:00:39.000000000 -0500
-@@ -0,0 +1,255 @@
-+/*
-+ * Optimized memmove implementation for ARM processors
-+ *
-+ * Author: Nicolas Pitre
-+ * Created: Dec 23, 2003
-+ * Copyright: (C) MontaVista Software, Inc.
-+ *
-+ * This file is free software; you can redistribute it and/or
-+ * modify it under the terms of the GNU Lesser General Public
-+ * License as published by the Free Software Foundation; either
-+ * version 2.1 of the License, or (at your option) any later version.
-+ *
-+ * This file is distributed in the hope that it will be useful,
-+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
-+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-+ * Lesser General Public License for more details.
-+ */
-+
-+#include <sysdep.h>
-+
-+
-+/*
-+ * Endian independent macros for shifting bytes within registers.
-+ */
-+#ifndef __ARMEB__
-+#define pull lsr
-+#define push lsl
-+#else
-+#define pull lsl
-+#define push lsr
-+#endif
-+
-+/*
-+ * Enable data preload for architectures that support it (ARMv5 and above)
-+ */
-+#if defined(__ARM_ARCH_5__) || \
-+ defined(__ARM_ARCH_5T__) || \
-+ defined(__ARM_ARCH_5TE__)
-+#define PLD(code...) code
-+#else
-+#define PLD(code...)
-+#endif
-+
-+dst .req r1
-+src .req r0
-+
-+/* void *bcopy (const char *src, char *dst, size_t size) */
-+ENTRY(bcopy)
-+ subs ip, dst, src
-+ cmphi r2, ip
-+ movls r3, r0
-+ movls r0, r1
-+ movls r1, r3
-+ bls memcpy(PLT)
-+
-+ stmfd sp!, {r4, lr}
-+ add src, src, r2
-+ add dst, dst, r2
-+ subs r2, r2, #4
-+ blt 25f
-+ ands ip, dst, #3
-+ PLD( pld [src, #-4] )
-+ bne 26f
-+ ands ip, src, #3
-+ bne 27f
-+
-+19: subs r2, r2, #4
-+ blt 24f
-+ subs r2, r2, #8
-+ blt 23f
-+ subs r2, r2, #16
-+ blt 22f
-+
-+ PLD( pld [src, #-32] )
-+ PLD( subs r2, r2, #96 )
-+ stmfd sp!, {r5 - r8}
-+ PLD( blt 21f )
-+
-+ PLD( @ cache alignment )
-+ PLD( ands ip, src, #31 )
-+ PLD( pld [src, #-64] )
-+ PLD( beq 20f )
-+ PLD( cmp r2, ip )
-+ PLD( pld [src, #-96] )
-+ PLD( blt 20f )
-+ PLD( cmp ip, #16 )
-+ PLD( sub r2, r2, ip )
-+ PLD( ldmgedb src!, {r3 - r6} )
-+ PLD( stmgedb dst!, {r3 - r6} )
-+ PLD( beq 20f )
-+ PLD( and ip, ip, #15 )
-+ PLD( cmp ip, #8 )
-+ PLD( ldr r3, [src, #-4]! )
-+ PLD( ldrge r4, [src, #-4]! )
-+ PLD( ldrgt r5, [src, #-4]! )
-+ PLD( str r3, [dst, #-4]! )
-+ PLD( strge r4, [dst, #-4]! )
-+ PLD( strgt r5, [dst, #-4]! )
-+
-+20: PLD( pld [src, #-96] )
-+ PLD( pld [src, #-128] )
-+21: ldmdb src!, {r3, r4, ip, lr}
-+ subs r2, r2, #32
-+ stmdb dst!, {r3, r4, ip, lr}
-+ ldmdb src!, {r3, r4, ip, lr}
-+ stmgedb dst!, {r3, r4, ip, lr}
-+ ldmgedb src!, {r3, r4, ip, lr}
-+ stmgedb dst!, {r3, r4, ip, lr}
-+ ldmgedb src!, {r3, r4, ip, lr}
-+ subges r2, r2, #32
-+ stmdb dst!, {r3, r4, ip, lr}
-+ bge 20b
-+ PLD( cmn r2, #96 )
-+ PLD( bge 21b )
-+ PLD( add r2, r2, #96 )
-+ tst r2, #31
-+ ldmfd sp!, {r5 - r8}
-+ ldmeqfd sp!, {r4, pc}
-+
-+ tst r2, #16
-+22: ldmnedb src!, {r3, r4, ip, lr}
-+ stmnedb dst!, {r3, r4, ip, lr}
-+
-+ tst r2, #8
-+23: ldmnedb src!, {r3, r4}
-+ stmnedb dst!, {r3, r4}
-+
-+ tst r2, #4
-+24: ldrne r3, [src, #-4]!
-+ strne r3, [dst, #-4]!
-+
-+25: ands r2, r2, #3
-+ ldmeqfd sp!, {dst, r4, pc}
-+
-+ cmp r2, #2
-+ ldrb r3, [src, #-1]
-+ ldrgeb r4, [src, #-2]
-+ ldrgtb ip, [src, #-3]
-+ strb r3, [dst, #-1]
-+ strgeb r4, [dst, #-2]
-+ strgtb ip, [dst, #-3]
-+ ldmfd sp!, {dst, r4, pc}
-+
-+26: cmp ip, #2
-+ ldrb r3, [src, #-1]!
-+ ldrgeb r4, [src, #-1]!
-+ ldrgtb lr, [src, #-1]!
-+ strb r3, [dst, #-1]!
-+ strgeb r4, [dst, #-1]!
-+ strgtb lr, [dst, #-1]!
-+ subs r2, r2, ip
-+ blt 25b
-+ ands ip, src, #3
-+ beq 19b
-+
-+27: bic src, src, #3
-+ cmp ip, #2
-+ ldr r3, [src]
-+ beq 35f
-+ blt 36f
-+
-+
-+ .macro backward_copy_shift push pull
-+
-+ cmp r2, #12
-+ PLD( pld [src, #-4] )
-+ blt 33f
-+ subs r2, r2, #28
-+ stmfd sp!, {r5 - r9}
-+ blt 31f
-+
-+ PLD( subs r2, r2, #96 )
-+ PLD( pld [src, #-32] )
-+ PLD( blt 30f )
-+ PLD( pld [src, #-64] )
-+
-+ PLD( @ cache alignment )
-+ PLD( ands ip, src, #31 )
-+ PLD( pld [src, #-96] )
-+ PLD( beq 29f )
-+ PLD( cmp r2, ip )
-+ PLD( pld [src, #-128] )
-+ PLD( blt 29f )
-+ PLD( sub r2, r2, ip )
-+28: PLD( mov r4, r3, push #\push )
-+ PLD( ldr r3, [src, #-4]! )
-+ PLD( subs ip, ip, #4 )
-+ PLD( orr r4, r4, r3, pull #\pull )
-+ PLD( str r4, [dst, #-4]! )
-+ PLD( bgt 28b )
-+
-+29: PLD( pld [src, #-128] )
-+30: mov lr, r3, push #\push
-+ ldmdb src!, {r3 - r9, ip}
-+ subs r2, r2, #32
-+ orr lr, lr, ip, pull #\pull
-+ mov ip, ip, push #\push
-+ orr ip, ip, r9, pull #\pull
-+ mov r9, r9, push #\push
-+ orr r9, r9, r8, pull #\pull
-+ mov r8, r8, push #\push
-+ orr r8, r8, r7, pull #\pull
-+ mov r7, r7, push #\push
-+ orr r7, r7, r6, pull #\pull
-+ mov r6, r6, push #\push
-+ orr r6, r6, r5, pull #\pull
-+ mov r5, r5, push #\push
-+ orr r5, r5, r4, pull #\pull
-+ mov r4, r4, push #\push
-+ orr r4, r4, r3, pull #\pull
-+ stmdb dst!, {r4 - r9, ip, lr}
-+ bge 29b
-+ PLD( cmn r2, #96 )
-+ PLD( bge 30b )
-+ PLD( add r2, r2, #96 )
-+ cmn r2, #16
-+ blt 32f
-+31: mov r7, r3, push #\push
-+ ldmdb src!, {r3 - r6}
-+ sub r2, r2, #16
-+ orr r7, r7, r6, pull #\pull
-+ mov r6, r6, push #\push
-+ orr r6, r6, r5, pull #\pull
-+ mov r5, r5, push #\push
-+ orr r5, r5, r4, pull #\pull
-+ mov r4, r4, push #\push
-+ orr r4, r4, r3, pull #\pull
-+ stmdb dst!, {r4 - r7}
-+32: adds r2, r2, #28
-+ ldmfd sp!, {r5 - r9}
-+ blt 34f
-+33: mov r4, r3, push #\push
-+ ldr r3, [src, #-4]!
-+ subs r2, r2, #4
-+ orr r4, r4, r3, pull #\pull
-+ str r4, [dst, #-4]!
-+ bge 33b
-+34:
-+ .endm
-+
-+
-+ backward_copy_shift push=8 pull=24
-+ add src, src, #3
-+ b 25b
-+
-+35: backward_copy_shift push=16 pull=16
-+ add src, src, #2
-+ b 25b
-+
-+36: backward_copy_shift push=24 pull=8
-+ add src, src, #1
-+ b 25b
-+
-+ .size bcopy, . - bcopy
-+END(bcopy)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 05:52:04 +0000