diff options
Diffstat (limited to 'libc/string/microblaze/memmove.S')
-rw-r--r-- | libc/string/microblaze/memmove.S | 128 |
1 files changed, 68 insertions, 60 deletions
diff --git a/libc/string/microblaze/memmove.S b/libc/string/microblaze/memmove.S index 29233f566..28f813944 100644 --- a/libc/string/microblaze/memmove.S +++ b/libc/string/microblaze/memmove.S @@ -33,6 +33,14 @@ .type memmove, @function .ent memmove +#ifdef __MICROBLAZEEL__ + #define BSLLI bsrli + #define BSRLI bslli +#else + #define BSLLI bslli + #define BSRLI bsrli +#endif + memmove: cmpu r4, r5, r6 /* n = s - d */ bgei r4, HIDDEN_JUMPTARGET(memcpy) @@ -112,150 +120,150 @@ d_block_unaligned: beqi r9,d_block_u2 /* t1 was 2 => 2 byte offset */ d_block_u3: - bsrli r11, r11, 8 /* h = h >> 8 */ + BSRLI r11, r11, 8 /* h = h >> 8 */ d_bu3_loop: addi r8, r8, -32 /* as = as - 32 */ addi r5, r5, -32 /* d = d - 32 */ lwi r12, r8, 28 /* v = *(as + 28) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 28 /* *(d + 28) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 24 /* v = *(as + 24) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 24 /* *(d + 24) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 20 /* v = *(as + 20) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 20 /* *(d + 20) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 16 /* v = *(as + 16) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 16 /* *(d + 16) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 12 /* v = *(as + 12) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 12 /* *(d + 112) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 8 /* v = *(as + 8) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 8 /* *(d + 8) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 4 /* v = *(as + 4) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 4 /* *(d + 4) = t1 */ - bsrli r11, r12, 8 /* h = v >> 8 */ + BSRLI r11, r12, 8 /* h = v >> 8 */ lwi r12, r8, 0 /* v = *(as + 0) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 0 /* *(d + 0) = t1 */ addi r4, r4, -32 /* n = n - 32 */ bneid r4, d_bu3_loop /* while (n) loop */ - bsrli r11, r12, 8 /* h = v >> 8 (IN DELAY SLOT) */ + BSRLI r11, r12, 8 /* h = v >> 8 (IN DELAY SLOT) */ bri d_block_done d_block_u1: - bsrli r11, r11, 24 /* h = h >> 24 */ + BSRLI r11, r11, 24 /* h = h >> 24 */ d_bu1_loop: addi r8, r8, -32 /* as = as - 32 */ addi r5, r5, -32 /* d = d - 32 */ lwi r12, r8, 28 /* v = *(as + 28) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 28 /* *(d + 28) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 24 /* v = *(as + 24) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 24 /* *(d + 24) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 20 /* v = *(as + 20) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 20 /* *(d + 20) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 16 /* v = *(as + 16) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 16 /* *(d + 16) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 12 /* v = *(as + 12) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 12 /* *(d + 112) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 8 /* v = *(as + 8) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 8 /* *(d + 8) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 4 /* v = *(as + 4) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 4 /* *(d + 4) = t1 */ - bsrli r11, r12, 24 /* h = v >> 24 */ + BSRLI r11, r12, 24 /* h = v >> 24 */ lwi r12, r8, 0 /* v = *(as + 0) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 0 /* *(d + 0) = t1 */ addi r4, r4, -32 /* n = n - 32 */ bneid r4, d_bu1_loop /* while (n) loop */ - bsrli r11, r12, 24 /* h = v >> 24 (IN DELAY SLOT) */ + BSRLI r11, r12, 24 /* h = v >> 24 (IN DELAY SLOT) */ bri d_block_done d_block_u2: - bsrli r11, r11, 16 /* h = h >> 16 */ + BSRLI r11, r11, 16 /* h = h >> 16 */ d_bu2_loop: addi r8, r8, -32 /* as = as - 32 */ addi r5, r5, -32 /* d = d - 32 */ lwi r12, r8, 28 /* v = *(as + 28) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 28 /* *(d + 28) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 24 /* v = *(as + 24) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 24 /* *(d + 24) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 20 /* v = *(as + 20) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 20 /* *(d + 20) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 16 /* v = *(as + 16) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 16 /* *(d + 16) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 12 /* v = *(as + 12) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 12 /* *(d + 112) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 8 /* v = *(as + 8) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 8 /* *(d + 8) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 4 /* v = *(as + 4) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 4 /* *(d + 4) = t1 */ - bsrli r11, r12, 16 /* h = v >> 16 */ + BSRLI r11, r12, 16 /* h = v >> 16 */ lwi r12, r8, 0 /* v = *(as + 0) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 0 /* *(d + 0) = t1 */ addi r4, r4, -32 /* n = n - 32 */ bneid r4, d_bu2_loop /* while (n) loop */ - bsrli r11, r12, 16 /* h = v >> 16 (IN DELAY SLOT) */ + BSRLI r11, r12, 16 /* h = v >> 16 (IN DELAY SLOT) */ d_block_done: addi r4, r0, 4 /* n = 4 */ @@ -290,41 +298,41 @@ d_word_unaligned: beqi r9,d_word_u2 /* t1 was 2 => 2 byte offset */ d_word_u3: - bsrli r11, r11, 8 /* h = h >> 8 */ + BSRLI r11, r11, 8 /* h = h >> 8 */ d_wu3_loop: addi r4, r4,-4 /* n = n - 4 */ lw r12, r8, r4 /* v = *(as + n) */ - bslli r9, r12, 24 /* t1 = v << 24 */ + BSLLI r9, r12, 24 /* t1 = v << 24 */ or r9, r11, r9 /* t1 = h | t1 */ sw r9, r5, r4 /* *(d + n) = t1 */ bneid r4, d_wu3_loop /* while (n) loop */ - bsrli r11, r12, 8 /* h = v >> 8 (IN DELAY SLOT) */ + BSRLI r11, r12, 8 /* h = v >> 8 (IN DELAY SLOT) */ bri d_word_done d_word_u1: - bsrli r11, r11, 24 /* h = h >> 24 */ + BSRLI r11, r11, 24 /* h = h >> 24 */ d_wu1_loop: addi r4, r4,-4 /* n = n - 4 */ lw r12, r8, r4 /* v = *(as + n) */ - bslli r9, r12, 8 /* t1 = v << 8 */ + BSLLI r9, r12, 8 /* t1 = v << 8 */ or r9, r11, r9 /* t1 = h | t1 */ sw r9, r5, r4 /* *(d + n) = t1 */ bneid r4, d_wu1_loop /* while (n) loop */ - bsrli r11, r12, 24 /* h = v >> 24 (IN DELAY SLOT) */ + BSRLI r11, r12, 24 /* h = v >> 24 (IN DELAY SLOT) */ bri d_word_done d_word_u2: - bsrli r11, r11, 16 /* h = h >> 16 */ + BSRLI r11, r11, 16 /* h = h >> 16 */ d_wu2_loop: addi r4, r4,-4 /* n = n - 4 */ lw r12, r8, r4 /* v = *(as + n) */ - bslli r9, r12, 16 /* t1 = v << 16 */ + BSLLI r9, r12, 16 /* t1 = v << 16 */ or r9, r11, r9 /* t1 = h | t1 */ sw r9, r5, r4 /* *(d + n) = t1 */ bneid r4, d_wu2_loop /* while (n) loop */ - bsrli r11, r12, 16 /* h = v >> 16 (IN DELAY SLOT) */ + BSRLI r11, r12, 16 /* h = v >> 16 (IN DELAY SLOT) */ d_word_done: |