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Diffstat (limited to 'include/asm-arm26/xor.h')
-rw-r--r--include/asm-arm26/xor.h141
1 files changed, 0 insertions, 141 deletions
diff --git a/include/asm-arm26/xor.h b/include/asm-arm26/xor.h
deleted file mode 100644
index e7c4cf58bed1..000000000000
--- a/include/asm-arm26/xor.h
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * linux/include/asm-arm/xor.h
- *
- * Copyright (C) 2001 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <asm-generic/xor.h>
-
-#define __XOR(a1, a2) a1 ^= a2
-
-#define GET_BLOCK_2(dst) \
- __asm__("ldmia %0, {%1, %2}" \
- : "=r" (dst), "=r" (a1), "=r" (a2) \
- : "0" (dst))
-
-#define GET_BLOCK_4(dst) \
- __asm__("ldmia %0, {%1, %2, %3, %4}" \
- : "=r" (dst), "=r" (a1), "=r" (a2), "=r" (a3), "=r" (a4) \
- : "0" (dst))
-
-#define XOR_BLOCK_2(src) \
- __asm__("ldmia %0!, {%1, %2}" \
- : "=r" (src), "=r" (b1), "=r" (b2) \
- : "0" (src)); \
- __XOR(a1, b1); __XOR(a2, b2);
-
-#define XOR_BLOCK_4(src) \
- __asm__("ldmia %0!, {%1, %2, %3, %4}" \
- : "=r" (src), "=r" (b1), "=r" (b2), "=r" (b3), "=r" (b4) \
- : "0" (src)); \
- __XOR(a1, b1); __XOR(a2, b2); __XOR(a3, b3); __XOR(a4, b4)
-
-#define PUT_BLOCK_2(dst) \
- __asm__ __volatile__("stmia %0!, {%2, %3}" \
- : "=r" (dst) \
- : "0" (dst), "r" (a1), "r" (a2))
-
-#define PUT_BLOCK_4(dst) \
- __asm__ __volatile__("stmia %0!, {%2, %3, %4, %5}" \
- : "=r" (dst) \
- : "0" (dst), "r" (a1), "r" (a2), "r" (a3), "r" (a4))
-
-static void
-xor_arm4regs_2(unsigned long bytes, unsigned long *p1, unsigned long *p2)
-{
- unsigned int lines = bytes / sizeof(unsigned long) / 4;
- register unsigned int a1 __asm__("r4");
- register unsigned int a2 __asm__("r5");
- register unsigned int a3 __asm__("r6");
- register unsigned int a4 __asm__("r7");
- register unsigned int b1 __asm__("r8");
- register unsigned int b2 __asm__("r9");
- register unsigned int b3 __asm__("ip");
- register unsigned int b4 __asm__("lr");
-
- do {
- GET_BLOCK_4(p1);
- XOR_BLOCK_4(p2);
- PUT_BLOCK_4(p1);
- } while (--lines);
-}
-
-static void
-xor_arm4regs_3(unsigned long bytes, unsigned long *p1, unsigned long *p2,
- unsigned long *p3)
-{
- unsigned int lines = bytes / sizeof(unsigned long) / 4;
- register unsigned int a1 __asm__("r4");
- register unsigned int a2 __asm__("r5");
- register unsigned int a3 __asm__("r6");
- register unsigned int a4 __asm__("r7");
- register unsigned int b1 __asm__("r8");
- register unsigned int b2 __asm__("r9");
- register unsigned int b3 __asm__("ip");
- register unsigned int b4 __asm__("lr");
-
- do {
- GET_BLOCK_4(p1);
- XOR_BLOCK_4(p2);
- XOR_BLOCK_4(p3);
- PUT_BLOCK_4(p1);
- } while (--lines);
-}
-
-static void
-xor_arm4regs_4(unsigned long bytes, unsigned long *p1, unsigned long *p2,
- unsigned long *p3, unsigned long *p4)
-{
- unsigned int lines = bytes / sizeof(unsigned long) / 2;
- register unsigned int a1 __asm__("r8");
- register unsigned int a2 __asm__("r9");
- register unsigned int b1 __asm__("ip");
- register unsigned int b2 __asm__("lr");
-
- do {
- GET_BLOCK_2(p1);
- XOR_BLOCK_2(p2);
- XOR_BLOCK_2(p3);
- XOR_BLOCK_2(p4);
- PUT_BLOCK_2(p1);
- } while (--lines);
-}
-
-static void
-xor_arm4regs_5(unsigned long bytes, unsigned long *p1, unsigned long *p2,
- unsigned long *p3, unsigned long *p4, unsigned long *p5)
-{
- unsigned int lines = bytes / sizeof(unsigned long) / 2;
- register unsigned int a1 __asm__("r8");
- register unsigned int a2 __asm__("r9");
- register unsigned int b1 __asm__("ip");
- register unsigned int b2 __asm__("lr");
-
- do {
- GET_BLOCK_2(p1);
- XOR_BLOCK_2(p2);
- XOR_BLOCK_2(p3);
- XOR_BLOCK_2(p4);
- XOR_BLOCK_2(p5);
- PUT_BLOCK_2(p1);
- } while (--lines);
-}
-
-static struct xor_block_template xor_block_arm4regs = {
- .name = "arm4regs",
- .do_2 = xor_arm4regs_2,
- .do_3 = xor_arm4regs_3,
- .do_4 = xor_arm4regs_4,
- .do_5 = xor_arm4regs_5,
-};
-
-#undef XOR_TRY_TEMPLATES
-#define XOR_TRY_TEMPLATES \
- do { \
- xor_speed(&xor_block_arm4regs); \
- xor_speed(&xor_block_8regs); \
- xor_speed(&xor_block_32regs); \
- } while (0)