diff options
author | Steve Bennett <steveb@workware.net.au> | 2012-09-21 15:38:41 +1000 |
---|---|---|
committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2012-11-12 12:43:11 +0100 |
commit | eeff07daa6574668f8f21dade93f39e8b8eb06a6 (patch) | |
tree | 059fe58539749ba42f63221bfda9691d689ae92a | |
parent | bee4e25e3d88084ea2f5df5506a5436492812742 (diff) |
string/microblaze: Fix for little-endian
Fix the asm-optimised memcpy and memmove so they
work for little-endian as well as big-endian.
Testing has shown no issues, but I am not a microblaze
asm expert so YMMV.
Signed-off-by: Steve Bennett <steveb@workware.net.au>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
-rw-r--r-- | libc/string/microblaze/memcpy.S | 128 | ||||
-rw-r--r-- | libc/string/microblaze/memmove.S | 128 |
2 files changed, 136 insertions, 120 deletions
diff --git a/libc/string/microblaze/memcpy.S b/libc/string/microblaze/memcpy.S index 7cf081e87..f44f48ef1 100644 --- a/libc/string/microblaze/memcpy.S +++ b/libc/string/microblaze/memcpy.S @@ -34,6 +34,14 @@ .type memcpy, @function .ent memcpy +#ifdef __MICROBLAZEEL__ + #define BSLLI bsrli + #define BSRLI bslli +#else + #define BSLLI bslli + #define BSRLI bsrli +#endif + memcpy: fast_memcpy_ascending: /* move d to return register as value of function */ @@ -85,48 +93,48 @@ a_block_unaligned: beqi r9, a_block_u2 /* t1 was 2 => 2 byte offset */ a_block_u3: - bslli r11, r11, 24 /* h = h << 24 */ + BSLLI r11, r11, 24 /* h = h << 24 */ a_bu3_loop: lwi r12, r8, 4 /* v = *(as + 4) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 0 /* *(d + 0) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 8 /* v = *(as + 8) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 4 /* *(d + 4) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 12 /* v = *(as + 12) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 8 /* *(d + 8) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 16 /* v = *(as + 16) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 12 /* *(d + 12) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 20 /* v = *(as + 20) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 16 /* *(d + 16) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 24 /* v = *(as + 24) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 20 /* *(d + 20) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 28 /* v = *(as + 28) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 24 /* *(d + 24) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ lwi r12, r8, 32 /* v = *(as + 32) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 28 /* *(d + 28) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ addi r8, r8, 32 /* as = as + 32 */ addi r4, r4, -32 /* n = n - 32 */ bneid r4, a_bu3_loop /* while (n) loop */ @@ -134,48 +142,48 @@ a_bu3_loop: bri a_block_done a_block_u1: - bslli r11, r11, 8 /* h = h << 8 */ + BSLLI r11, r11, 8 /* h = h << 8 */ a_bu1_loop: lwi r12, r8, 4 /* v = *(as + 4) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 0 /* *(d + 0) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 8 /* v = *(as + 8) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 4 /* *(d + 4) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 12 /* v = *(as + 12) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 8 /* *(d + 8) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 16 /* v = *(as + 16) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 12 /* *(d + 12) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 20 /* v = *(as + 20) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 16 /* *(d + 16) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 24 /* v = *(as + 24) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 20 /* *(d + 20) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 28 /* v = *(as + 28) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 24 /* *(d + 24) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ lwi r12, r8, 32 /* v = *(as + 32) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 28 /* *(d + 28) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ addi r8, r8, 32 /* as = as + 32 */ addi r4, r4, -32 /* n = n - 32 */ bneid r4, a_bu1_loop /* while (n) loop */ @@ -183,48 +191,48 @@ a_bu1_loop: bri a_block_done a_block_u2: - bslli r11, r11, 16 /* h = h << 16 */ + BSLLI r11, r11, 16 /* h = h << 16 */ a_bu2_loop: lwi r12, r8, 4 /* v = *(as + 4) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 0 /* *(d + 0) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 8 /* v = *(as + 8) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 4 /* *(d + 4) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 12 /* v = *(as + 12) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 8 /* *(d + 8) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 16 /* v = *(as + 16) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 12 /* *(d + 12) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 20 /* v = *(as + 20) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 16 /* *(d + 16) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 24 /* v = *(as + 24) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 20 /* *(d + 20) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 28 /* v = *(as + 28) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 24 /* *(d + 24) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ lwi r12, r8, 32 /* v = *(as + 32) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ swi r9, r5, 28 /* *(d + 28) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ addi r8, r8, 32 /* as = as + 32 */ addi r4, r4, -32 /* n = n - 32 */ bneid r4, a_bu2_loop /* while (n) loop */ @@ -263,13 +271,13 @@ a_word_unaligned: beqi r9, a_word_u2 /* t1 was 2 => 2 byte offset */ a_word_u3: - bslli r11, r11, 24 /* h = h << 24 */ + BSLLI r11, r11, 24 /* h = h << 24 */ a_wu3_loop: lw r12, r8, r10 /* v = *(as + offset) */ - bsrli r9, r12, 8 /* t1 = v >> 8 */ + BSRLI r9, r12, 8 /* t1 = v >> 8 */ or r9, r11, r9 /* t1 = h | t1 */ sw r9, r5, r10 /* *(d + offset) = t1 */ - bslli r11, r12, 24 /* h = v << 24 */ + BSLLI r11, r12, 24 /* h = v << 24 */ addi r4, r4,-4 /* n = n - 4 */ bneid r4, a_wu3_loop /* while (n) loop */ addi r10, r10, 4 /* offset = ofset + 4 (IN DELAY SLOT) */ @@ -277,13 +285,13 @@ a_wu3_loop: bri a_word_done a_word_u1: - bslli r11, r11, 8 /* h = h << 8 */ + BSLLI r11, r11, 8 /* h = h << 8 */ a_wu1_loop: lw r12, r8, r10 /* v = *(as + offset) */ - bsrli r9, r12, 24 /* t1 = v >> 24 */ + BSRLI r9, r12, 24 /* t1 = v >> 24 */ or r9, r11, r9 /* t1 = h | t1 */ sw r9, r5, r10 /* *(d + offset) = t1 */ - bslli r11, r12, 8 /* h = v << 8 */ + BSLLI r11, r12, 8 /* h = v << 8 */ addi r4, r4,-4 /* n = n - 4 */ bneid r4, a_wu1_loop /* while (n) loop */ addi r10, r10, 4 /* offset = ofset + 4 (IN DELAY SLOT) */ @@ -291,13 +299,13 @@ a_wu1_loop: bri a_word_done a_word_u2: - bslli r11, r11, 16 /* h = h << 16 */ + BSLLI r11, r11, 16 /* h = h << 16 */ a_wu2_loop: lw r12, r8, r10 /* v = *(as + offset) */ - bsrli r9, r12, 16 /* t1 = v >> 16 */ + BSRLI r9, r12, 16 /* t1 = v >> 16 */ or r9, r11, r9 /* t1 = h | t1 */ sw r9, r5, r10 /* *(d + offset) = t1 */ - bslli r11, r12, 16 /* h = v << 16 */ + BSLLI r11, r12, 16 /* h = v << 16 */ addi r4, r4,-4 /* n = n - 4 */ bneid r4, a_wu2_loop /* while (n) loop */ addi r10, r10, 4 /* offset = ofset + 4 (IN DELAY SLOT) */ 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: |