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Diffstat (limited to 'sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S')
-rw-r--r--sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S1785
1 files changed, 1785 insertions, 0 deletions
diff --git a/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S b/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
new file mode 100644
index 0000000000..b26037d279
--- /dev/null
+++ b/sysdeps/i386/i686/multiarch/memcpy-ssse3-rep.S
@@ -0,0 +1,1785 @@
+/* memcpy with SSSE3 and REP string.
+ Copyright (C) 2010 Free Software Foundation, Inc.
+ Contributed by Intel Corporation.
+ This file is part of the GNU C Library.
+
+ The GNU C Library 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.
+
+ The GNU C Library 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.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <sysdep.h>
+
+#if !defined NOT_IN_libc \
+ && (defined SHARED \
+ || defined USE_AS_MEMMOVE \
+ || !defined USE_MULTIARCH)
+
+#include "asm-syntax.h"
+
+#ifndef MEMCPY
+# define MEMCPY __memcpy_ssse3_rep
+# define MEMCPY_CHK __memcpy_chk_ssse3_rep
+#endif
+
+#ifdef USE_AS_BCOPY
+# define SRC PARMS
+# define DEST SRC+4
+# define LEN DEST+4
+#else
+# define DEST PARMS
+# define SRC DEST+4
+# define LEN SRC+4
+#endif
+
+#define CFI_PUSH(REG) \
+ cfi_adjust_cfa_offset (4); \
+ cfi_rel_offset (REG, 0)
+
+#define CFI_POP(REG) \
+ cfi_adjust_cfa_offset (-4); \
+ cfi_restore (REG)
+
+#define PUSH(REG) pushl REG; CFI_PUSH (REG)
+#define POP(REG) popl REG; CFI_POP (REG)
+
+#ifdef SHARED
+# define PARMS 8 /* Preserve EBX. */
+# define ENTRANCE PUSH (%ebx);
+# define RETURN_END POP (%ebx); ret
+# define RETURN RETURN_END; CFI_PUSH (%ebx)
+# define JMPTBL(I, B) I - B
+
+/* Load an entry in a jump table into EBX and branch to it. TABLE is a
+ jump table with relative offsets. INDEX is a register contains the
+ index into the jump table. SCALE is the scale of INDEX. */
+# define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \
+ /* We first load PC into EBX. */ \
+ call __i686.get_pc_thunk.bx; \
+ /* Get the address of the jump table. */ \
+ addl $(TABLE - .), %ebx; \
+ /* Get the entry and convert the relative offset to the \
+ absolute address. */ \
+ addl (%ebx,INDEX,SCALE), %ebx; \
+ /* We loaded the jump table. Go. */ \
+ jmp *%ebx
+
+# define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE) \
+ addl $(TABLE - .), %ebx
+
+# define BRANCH_TO_JMPTBL_ENTRY_TAIL(TABLE, INDEX, SCALE) \
+ addl (%ebx,INDEX,SCALE), %ebx; \
+ /* We loaded the jump table. Go. */ \
+ jmp *%ebx
+
+ .section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
+ .globl __i686.get_pc_thunk.bx
+ .hidden __i686.get_pc_thunk.bx
+ ALIGN (4)
+ .type __i686.get_pc_thunk.bx,@function
+__i686.get_pc_thunk.bx:
+ movl (%esp), %ebx
+ ret
+#else
+# define PARMS 4
+# define ENTRANCE
+# define RETURN_END ret
+# define RETURN RETURN_END
+# define JMPTBL(I, B) I
+
+/* Branch to an entry in a jump table. TABLE is a jump table with
+ absolute offsets. INDEX is a register contains the index into the
+ jump table. SCALE is the scale of INDEX. */
+# define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \
+ jmp *TABLE(,INDEX,SCALE)
+
+# define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE)
+
+# define BRANCH_TO_JMPTBL_ENTRY_TAIL(TABLE, INDEX, SCALE) \
+ jmp *TABLE(,INDEX,SCALE)
+#endif
+
+ .section .text.ssse3,"ax",@progbits
+#if defined SHARED && !defined NOT_IN_libc && !defined USE_AS_BCOPY
+ENTRY (MEMCPY_CHK)
+ movl 12(%esp), %eax
+ cmpl %eax, 16(%esp)
+ jb HIDDEN_JUMPTARGET (__chk_fail)
+END (MEMCPY_CHK)
+#endif
+ENTRY (MEMCPY)
+ ENTRANCE
+ movl LEN(%esp), %ecx
+ movl SRC(%esp), %eax
+ movl DEST(%esp), %edx
+
+#ifdef USE_AS_MEMMOVE
+ cmp %eax, %edx
+ jb L(copy_forward)
+ je L(fwd_write_0bytes)
+ cmp $32, %ecx
+ jge L(memmove_bwd)
+ jmp L(bk_write_less32bytes_2)
+L(memmove_bwd):
+ add %ecx, %eax
+ cmp %eax, %edx
+ movl SRC(%esp), %eax
+ jb L(copy_backward)
+
+L(copy_forward):
+#endif
+ cmp $48, %ecx
+ jge L(48bytesormore)
+
+L(fwd_write_less32bytes):
+#ifndef USE_AS_MEMMOVE
+ cmp %dl, %al
+ jl L(bk_write)
+#endif
+ add %ecx, %edx
+ add %ecx, %eax
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
+#ifndef USE_AS_MEMMOVE
+L(bk_write):
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48_bytes_bwd), %ecx, 4)
+#endif
+
+ ALIGN (4)
+/* ECX > 32 and EDX is 4 byte aligned. */
+L(48bytesormore):
+ movdqu (%eax), %xmm0
+ PUSH (%edi)
+ movl %edx, %edi
+ and $-16, %edx
+ PUSH (%esi)
+ add $16, %edx
+ movl %edi, %esi
+ sub %edx, %edi
+ add %edi, %ecx
+ sub %edi, %eax
+
+#ifdef SHARED_CACHE_SIZE_HALF
+ cmp $SHARED_CACHE_SIZE_HALF, %ecx
+#else
+# ifdef SHARED
+ call __i686.get_pc_thunk.bx
+ add $_GLOBAL_OFFSET_TABLE_, %ebx
+ cmp __x86_shared_cache_size_half@GOTOFF(%ebx), %ecx
+# else
+ cmp __x86_shared_cache_size_half, %ecx
+# endif
+#endif
+
+ mov %eax, %edi
+ jge L(large_page)
+ and $0xf, %edi
+ jz L(shl_0)
+
+ BRANCH_TO_JMPTBL_ENTRY (L(shl_table), %edi, 4)
+
+ ALIGN (4)
+L(shl_0):
+ movdqu %xmm0, (%esi)
+ xor %edi, %edi
+ cmp $127, %ecx
+ ja L(shl_0_gobble)
+ lea -32(%ecx), %ecx
+L(shl_0_loop):
+ movdqa (%eax, %edi), %xmm0
+ movdqa 16(%eax, %edi), %xmm1
+ sub $32, %ecx
+ movdqa %xmm0, (%edx, %edi)
+ movdqa %xmm1, 16(%edx, %edi)
+ lea 32(%edi), %edi
+ jl L(shl_0_end)
+
+ movdqa (%eax, %edi), %xmm0
+ movdqa 16(%eax, %edi), %xmm1
+ sub $32, %ecx
+ movdqa %xmm0, (%edx, %edi)
+ movdqa %xmm1, 16(%edx, %edi)
+ lea 32(%edi), %edi
+ jl L(shl_0_end)
+
+ movdqa (%eax, %edi), %xmm0
+ movdqa 16(%eax, %edi), %xmm1
+ sub $32, %ecx
+ movdqa %xmm0, (%edx, %edi)
+ movdqa %xmm1, 16(%edx, %edi)
+ lea 32(%edi), %edi
+ jl L(shl_0_end)
+
+ movdqa (%eax, %edi), %xmm0
+ movdqa 16(%eax, %edi), %xmm1
+ sub $32, %ecx
+ movdqa %xmm0, (%edx, %edi)
+ movdqa %xmm1, 16(%edx, %edi)
+ lea 32(%edi), %edi
+L(shl_0_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ add %edi, %eax
+ POP (%esi)
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
+
+L(shl_0_gobble):
+
+#ifdef DATA_CACHE_SIZE_HALF
+ cmp $DATA_CACHE_SIZE_HALF, %ecx
+#else
+# ifdef SHARED
+ call __i686.get_pc_thunk.bx
+ add $_GLOBAL_OFFSET_TABLE_, %ebx
+ mov __x86_data_cache_size_half@GOTOFF(%ebx), %edi
+# else
+ mov __x86_data_cache_size_half, %edi
+# endif
+#endif
+ mov %edi, %esi
+ shr $3, %esi
+ sub %esi, %edi
+ cmp %edi, %ecx
+ jge L(shl_0_gobble_mem_start)
+ lea -128(%ecx), %ecx
+ ALIGN (4)
+L(shl_0_gobble_cache_loop):
+ movdqa (%eax), %xmm0
+ movaps 0x10(%eax), %xmm1
+ movaps 0x20(%eax), %xmm2
+ movaps 0x30(%eax), %xmm3
+ movaps 0x40(%eax), %xmm4
+ movaps 0x50(%eax), %xmm5
+ movaps 0x60(%eax), %xmm6
+ movaps 0x70(%eax), %xmm7
+ lea 0x80(%eax), %eax
+ sub $128, %ecx
+ movdqa %xmm0, (%edx)
+ movaps %xmm1, 0x10(%edx)
+ movaps %xmm2, 0x20(%edx)
+ movaps %xmm3, 0x30(%edx)
+ movaps %xmm4, 0x40(%edx)
+ movaps %xmm5, 0x50(%edx)
+ movaps %xmm6, 0x60(%edx)
+ movaps %xmm7, 0x70(%edx)
+ lea 0x80(%edx), %edx
+
+ jge L(shl_0_gobble_cache_loop)
+L(shl_0_gobble_cache_loop_tail):
+ cmp $-0x40, %ecx
+ lea 0x80(%ecx), %ecx
+ jl L(shl_0_cache_less_64bytes)
+
+ movdqa (%eax), %xmm0
+ sub $0x40, %ecx
+ movdqa 0x10(%eax), %xmm1
+
+ movdqa %xmm0, (%edx)
+ movdqa %xmm1, 0x10(%edx)
+
+ movdqa 0x20(%eax), %xmm0
+ movdqa 0x30(%eax), %xmm1
+ add $0x40, %eax
+
+ movdqa %xmm0, 0x20(%edx)
+ movdqa %xmm1, 0x30(%edx)
+ add $0x40, %edx
+L(shl_0_cache_less_64bytes):
+ cmp $0x20, %ecx
+ jl L(shl_0_cache_less_32bytes)
+ movdqa (%eax), %xmm0
+ sub $0x20, %ecx
+ movdqa 0x10(%eax), %xmm1
+ add $0x20, %eax
+ movdqa %xmm0, (%edx)
+ movdqa %xmm1, 0x10(%edx)
+ add $0x20, %edx
+L(shl_0_cache_less_32bytes):
+ cmp $0x10, %ecx
+ jl L(shl_0_cache_less_16bytes)
+ sub $0x10, %ecx
+ movdqa (%eax), %xmm0
+ add $0x10, %eax
+ movdqa %xmm0, (%edx)
+ add $0x10, %edx
+L(shl_0_cache_less_16bytes):
+ add %ecx, %edx
+ add %ecx, %eax
+ POP (%esi)
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
+
+
+ ALIGN (4)
+L(shl_0_gobble_mem_start):
+ cmp %al, %dl
+ je L(copy_page_by_rep)
+ lea -128(%ecx), %ecx
+L(shl_0_gobble_mem_loop):
+ prefetchnta 0x1c0(%eax)
+ prefetchnta 0x280(%eax)
+ prefetchnta 0x1c0(%edx)
+ prefetchnta 0x280(%edx)
+
+ movdqa (%eax), %xmm0
+ movaps 0x10(%eax), %xmm1
+ movaps 0x20(%eax), %xmm2
+ movaps 0x30(%eax), %xmm3
+ movaps 0x40(%eax), %xmm4
+ movaps 0x50(%eax), %xmm5
+ movaps 0x60(%eax), %xmm6
+ movaps 0x70(%eax), %xmm7
+ lea 0x80(%eax), %eax
+ sub $0x80, %ecx
+ movdqa %xmm0, (%edx)
+ movaps %xmm1, 0x10(%edx)
+ movaps %xmm2, 0x20(%edx)
+ movaps %xmm3, 0x30(%edx)
+ movaps %xmm4, 0x40(%edx)
+ movaps %xmm5, 0x50(%edx)
+ movaps %xmm6, 0x60(%edx)
+ movaps %xmm7, 0x70(%edx)
+ lea 0x80(%edx), %edx
+
+ jge L(shl_0_gobble_mem_loop)
+ cmp $-0x40, %ecx
+ lea 0x80(%ecx), %ecx
+ jl L(shl_0_mem_less_64bytes)
+
+ movdqa (%eax), %xmm0
+ sub $0x40, %ecx
+ movdqa 0x10(%eax), %xmm1
+
+ movdqa %xmm0, (%edx)
+ movdqa %xmm1, 0x10(%edx)
+
+ movdqa 0x20(%eax), %xmm0
+ movdqa 0x30(%eax), %xmm1
+ add $0x40, %eax
+
+ movdqa %xmm0, 0x20(%edx)
+ movdqa %xmm1, 0x30(%edx)
+ add $0x40, %edx
+L(shl_0_mem_less_64bytes):
+ cmp $0x20, %ecx
+ jl L(shl_0_mem_less_32bytes)
+ movdqa (%eax), %xmm0
+ sub $0x20, %ecx
+ movdqa 0x10(%eax), %xmm1
+ add $0x20, %eax
+ movdqa %xmm0, (%edx)
+ movdqa %xmm1, 0x10(%edx)
+ add $0x20, %edx
+L(shl_0_mem_less_32bytes):
+ cmp $0x10, %ecx
+ jl L(shl_0_mem_less_16bytes)
+ sub $0x10, %ecx
+ movdqa (%eax), %xmm0
+ add $0x10, %eax
+ movdqa %xmm0, (%edx)
+ add $0x10, %edx
+L(shl_0_mem_less_16bytes):
+ add %ecx, %edx
+ add %ecx, %eax
+ POP (%esi)
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
+
+
+ ALIGN (4)
+L(shl_1):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -1(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_1_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $1, %xmm2, %xmm3
+ palignr $1, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_1_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $1, %xmm2, %xmm3
+ palignr $1, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_1_loop)
+
+L(shl_1_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 1(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_2):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -2(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_2_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $2, %xmm2, %xmm3
+ palignr $2, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_2_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $2, %xmm2, %xmm3
+ palignr $2, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_2_loop)
+
+L(shl_2_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 2(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_3):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -3(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_3_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $3, %xmm2, %xmm3
+ palignr $3, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_3_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $3, %xmm2, %xmm3
+ palignr $3, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_3_loop)
+
+L(shl_3_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 3(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_4):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -4(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_4_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $4, %xmm2, %xmm3
+ palignr $4, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_4_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $4, %xmm2, %xmm3
+ palignr $4, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_4_loop)
+
+L(shl_4_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 4(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_5):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -5(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_5_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $5, %xmm2, %xmm3
+ palignr $5, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_5_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $5, %xmm2, %xmm3
+ palignr $5, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_5_loop)
+
+L(shl_5_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 5(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+
+ ALIGN (4)
+L(shl_6):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -6(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_6_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $6, %xmm2, %xmm3
+ palignr $6, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_6_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $6, %xmm2, %xmm3
+ palignr $6, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_6_loop)
+
+L(shl_6_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 6(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_7):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -7(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_7_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $7, %xmm2, %xmm3
+ palignr $7, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_7_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $7, %xmm2, %xmm3
+ palignr $7, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_7_loop)
+
+L(shl_7_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 7(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_8):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -8(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_8_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $8, %xmm2, %xmm3
+ palignr $8, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_8_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $8, %xmm2, %xmm3
+ palignr $8, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_8_loop)
+
+L(shl_8_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 8(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_9):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -9(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_9_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $9, %xmm2, %xmm3
+ palignr $9, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_9_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $9, %xmm2, %xmm3
+ palignr $9, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_9_loop)
+
+L(shl_9_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 9(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_10):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -10(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_10_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $10, %xmm2, %xmm3
+ palignr $10, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_10_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $10, %xmm2, %xmm3
+ palignr $10, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_10_loop)
+
+L(shl_10_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 10(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_11):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -11(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_11_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $11, %xmm2, %xmm3
+ palignr $11, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_11_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $11, %xmm2, %xmm3
+ palignr $11, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_11_loop)
+
+L(shl_11_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 11(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_12):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -12(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_12_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $12, %xmm2, %xmm3
+ palignr $12, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_12_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $12, %xmm2, %xmm3
+ palignr $12, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_12_loop)
+
+L(shl_12_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 12(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_13):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -13(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_13_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $13, %xmm2, %xmm3
+ palignr $13, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_13_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $13, %xmm2, %xmm3
+ palignr $13, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_13_loop)
+
+L(shl_13_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 13(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(shl_14):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -14(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_14_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $14, %xmm2, %xmm3
+ palignr $14, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_14_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $14, %xmm2, %xmm3
+ palignr $14, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_14_loop)
+
+L(shl_14_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 14(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+
+ ALIGN (4)
+L(shl_15):
+ BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
+ lea -15(%eax), %eax
+ movaps (%eax), %xmm1
+ xor %edi, %edi
+ lea -32(%ecx), %ecx
+ movdqu %xmm0, (%esi)
+ POP (%esi)
+L(shl_15_loop):
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm4
+ palignr $15, %xmm2, %xmm3
+ palignr $15, %xmm1, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jl L(shl_15_end)
+
+ movdqa 16(%eax, %edi), %xmm2
+ sub $32, %ecx
+ movdqa 32(%eax, %edi), %xmm3
+ movdqa %xmm3, %xmm1
+ palignr $15, %xmm2, %xmm3
+ palignr $15, %xmm4, %xmm2
+ lea 32(%edi), %edi
+ movdqa %xmm2, -32(%edx, %edi)
+ movdqa %xmm3, -16(%edx, %edi)
+
+ jae L(shl_15_loop)
+
+L(shl_15_end):
+ lea 32(%ecx), %ecx
+ add %ecx, %edi
+ add %edi, %edx
+ lea 15(%edi, %eax), %eax
+ POP (%edi)
+ BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
+
+
+ ALIGN (4)
+L(fwd_write_44bytes):
+ movl -44(%eax), %ecx
+ movl %ecx, -44(%edx)
+L(fwd_write_40bytes):
+ movl -40(%eax), %ecx
+ movl %ecx, -40(%edx)
+L(fwd_write_36bytes):
+ movl -36(%eax), %ecx
+ movl %ecx, -36(%edx)
+L(fwd_write_32bytes):
+ movl -32(%eax), %ecx
+ movl %ecx, -32(%edx)
+L(fwd_write_28bytes):
+ movl -28(%eax), %ecx
+ movl %ecx, -28(%edx)
+L(fwd_write_24bytes):
+ movl -24(%eax), %ecx
+ movl %ecx, -24(%edx)
+L(fwd_write_20bytes):
+ movl -20(%eax), %ecx
+ movl %ecx, -20(%edx)
+L(fwd_write_16bytes):
+ movl -16(%eax), %ecx
+ movl %ecx, -16(%edx)
+L(fwd_write_12bytes):
+ movl -12(%eax), %ecx
+ movl %ecx, -12(%edx)
+L(fwd_write_8bytes):
+ movl -8(%eax), %ecx
+ movl %ecx, -8(%edx)
+L(fwd_write_4bytes):
+ movl -4(%eax), %ecx
+ movl %ecx, -4(%edx)
+L(fwd_write_0bytes):
+#ifndef USE_AS_BCOPY
+# ifdef USE_AS_MEMPCPY
+ movl %edx, %eax
+# else
+ movl DEST(%esp), %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(fwd_write_5bytes):
+ movl -5(%eax), %ecx
+ movl -4(%eax), %eax
+ movl %ecx, -5(%edx)
+ movl %eax, -4(%edx)
+#ifndef USE_AS_BCOPY
+# ifdef USE_AS_MEMPCPY
+ movl %edx, %eax
+# else
+ movl DEST(%esp), %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(fwd_write_45bytes):
+ movl -45(%eax), %ecx
+ movl %ecx, -45(%edx)
+L(fwd_write_41bytes):
+ movl -41(%eax), %ecx
+ movl %ecx, -41(%edx)
+L(fwd_write_37bytes):
+ movl -37(%eax), %ecx
+ movl %ecx, -37(%edx)
+L(fwd_write_33bytes):
+ movl -33(%eax), %ecx
+ movl %ecx, -33(%edx)
+L(fwd_write_29bytes):
+ movl -29(%eax), %ecx
+ movl %ecx, -29(%edx)
+L(fwd_write_25bytes):
+ movl -25(%eax), %ecx
+ movl %ecx, -25(%edx)
+L(fwd_write_21bytes):
+ movl -21(%eax), %ecx
+ movl %ecx, -21(%edx)
+L(fwd_write_17bytes):
+ movl -17(%eax), %ecx
+ movl %ecx, -17(%edx)
+L(fwd_write_13bytes):
+ movl -13(%eax), %ecx
+ movl %ecx, -13(%edx)
+L(fwd_write_9bytes):
+ movl -9(%eax), %ecx
+ movl %ecx, -9(%edx)
+ movl -5(%eax), %ecx
+ movl %ecx, -5(%edx)
+L(fwd_write_1bytes):
+ movzbl -1(%eax), %ecx
+ movb %cl, -1(%edx)
+#ifndef USE_AS_BCOPY
+# ifdef USE_AS_MEMPCPY
+ movl %edx, %eax
+# else
+ movl DEST(%esp), %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(fwd_write_46bytes):
+ movl -46(%eax), %ecx
+ movl %ecx, -46(%edx)
+L(fwd_write_42bytes):
+ movl -42(%eax), %ecx
+ movl %ecx, -42(%edx)
+L(fwd_write_38bytes):
+ movl -38(%eax), %ecx
+ movl %ecx, -38(%edx)
+L(fwd_write_34bytes):
+ movl -34(%eax), %ecx
+ movl %ecx, -34(%edx)
+L(fwd_write_30bytes):
+ movl -30(%eax), %ecx
+ movl %ecx, -30(%edx)
+L(fwd_write_26bytes):
+ movl -26(%eax), %ecx
+ movl %ecx, -26(%edx)
+L(fwd_write_22bytes):
+ movl -22(%eax), %ecx
+ movl %ecx, -22(%edx)
+L(fwd_write_18bytes):
+ movl -18(%eax), %ecx
+ movl %ecx, -18(%edx)
+L(fwd_write_14bytes):
+ movl -14(%eax), %ecx
+ movl %ecx, -14(%edx)
+L(fwd_write_10bytes):
+ movl -10(%eax), %ecx
+ movl %ecx, -10(%edx)
+L(fwd_write_6bytes):
+ movl -6(%eax), %ecx
+ movl %ecx, -6(%edx)
+L(fwd_write_2bytes):
+ movzwl -2(%eax), %ecx
+ movw %cx, -2(%edx)
+#ifndef USE_AS_BCOPY
+# ifdef USE_AS_MEMPCPY
+ movl %edx, %eax
+# else
+ movl DEST(%esp), %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(fwd_write_47bytes):
+ movl -47(%eax), %ecx
+ movl %ecx, -47(%edx)
+L(fwd_write_43bytes):
+ movl -43(%eax), %ecx
+ movl %ecx, -43(%edx)
+L(fwd_write_39bytes):
+ movl -39(%eax), %ecx
+ movl %ecx, -39(%edx)
+L(fwd_write_35bytes):
+ movl -35(%eax), %ecx
+ movl %ecx, -35(%edx)
+L(fwd_write_31bytes):
+ movl -31(%eax), %ecx
+ movl %ecx, -31(%edx)
+L(fwd_write_27bytes):
+ movl -27(%eax), %ecx
+ movl %ecx, -27(%edx)
+L(fwd_write_23bytes):
+ movl -23(%eax), %ecx
+ movl %ecx, -23(%edx)
+L(fwd_write_19bytes):
+ movl -19(%eax), %ecx
+ movl %ecx, -19(%edx)
+L(fwd_write_15bytes):
+ movl -15(%eax), %ecx
+ movl %ecx, -15(%edx)
+L(fwd_write_11bytes):
+ movl -11(%eax), %ecx
+ movl %ecx, -11(%edx)
+L(fwd_write_7bytes):
+ movl -7(%eax), %ecx
+ movl %ecx, -7(%edx)
+L(fwd_write_3bytes):
+ movzwl -3(%eax), %ecx
+ movzbl -1(%eax), %eax
+ movw %cx, -3(%edx)
+ movb %al, -1(%edx)
+#ifndef USE_AS_BCOPY
+# ifdef USE_AS_MEMPCPY
+ movl %edx, %eax
+# else
+ movl DEST(%esp), %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(large_page):
+ movdqu (%eax), %xmm1
+ lea 16(%eax), %eax
+ movdqu %xmm0, (%esi)
+ movntdq %xmm1, (%edx)
+ lea 16(%edx), %edx
+ cmp %al, %dl
+ je L(copy_page_by_rep)
+L(large_page_loop_init):
+ POP (%esi)
+ lea -0x90(%ecx), %ecx
+ POP (%edi)
+L(large_page_loop):
+ prefetchnta 0x1c0(%eax)
+ prefetchnta 0x280(%eax)
+ movdqu (%eax), %xmm0
+ movdqu 0x10(%eax), %xmm1
+ movdqu 0x20(%eax), %xmm2
+ movdqu 0x30(%eax), %xmm3
+ movdqu 0x40(%eax), %xmm4
+ movdqu 0x50(%eax), %xmm5
+ movdqu 0x60(%eax), %xmm6
+ movdqu 0x70(%eax), %xmm7
+ lea 0x80(%eax), %eax
+ lfence
+ sub $0x80, %ecx
+ movntdq %xmm0, (%edx)
+ movntdq %xmm1, 0x10(%edx)
+ movntdq %xmm2, 0x20(%edx)
+ movntdq %xmm3, 0x30(%edx)
+ movntdq %xmm4, 0x40(%edx)
+ movntdq %xmm5, 0x50(%edx)
+ movntdq %xmm6, 0x60(%edx)
+ movntdq %xmm7, 0x70(%edx)
+ lea 0x80(%edx), %edx
+ jae L(large_page_loop)
+ cmp $-0x40, %ecx
+ lea 0x80(%ecx), %ecx
+ jl L(large_page_less_64bytes)
+
+ movdqu (%eax), %xmm0
+ movdqu 0x10(%eax), %xmm1
+ movdqu 0x20(%eax), %xmm2
+ movdqu 0x30(%eax), %xmm3
+ lea 0x40(%eax), %eax
+
+ movntdq %xmm0, (%edx)
+ movntdq %xmm1, 0x10(%edx)
+ movntdq %xmm2, 0x20(%edx)
+ movntdq %xmm3, 0x30(%edx)
+ lea 0x40(%edx), %edx
+ sub $0x40, %ecx
+L(large_page_less_64bytes):
+ cmp $32, %ecx
+ jl L(large_page_less_32bytes)
+ movdqu (%eax), %xmm0
+ movdqu 0x10(%eax), %xmm1
+ lea 0x20(%eax), %eax
+ movntdq %xmm0, (%edx)
+ movntdq %xmm1, 0x10(%edx)
+ lea 0x20(%edx), %edx
+ sub $0x20, %ecx
+L(large_page_less_32bytes):
+ add %ecx, %edx
+ add %ecx, %eax
+ sfence
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
+
+ ALIGN (4)
+L(copy_page_by_rep):
+ mov %eax, %esi
+ mov %edx, %edi
+ mov %ecx, %edx
+ shr $2, %ecx
+ and $3, %edx
+ rep movsl
+ jz L(copy_page_by_rep_exit)
+ cmp $2, %edx
+ jb L(copy_page_by_rep_left_1)
+ movzwl (%esi), %eax
+ movw %ax, (%edi)
+ add $2, %esi
+ add $2, %edi
+ sub $2, %edx
+ jz L(copy_page_by_rep_exit)
+L(copy_page_by_rep_left_1):
+ movzbl (%esi), %eax
+ movb %al, (%edi)
+L(copy_page_by_rep_exit):
+ POP (%esi)
+ POP (%edi)
+#ifndef USE_AS_BCOPY
+ movl DEST(%esp), %eax
+# ifdef USE_AS_MEMPCPY
+ movl LEN(%esp), %ecx
+ add %ecx, %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(bk_write_44bytes):
+ movl 40(%eax), %ecx
+ movl %ecx, 40(%edx)
+L(bk_write_40bytes):
+ movl 36(%eax), %ecx
+ movl %ecx, 36(%edx)
+L(bk_write_36bytes):
+ movl 32(%eax), %ecx
+ movl %ecx, 32(%edx)
+L(bk_write_32bytes):
+ movl 28(%eax), %ecx
+ movl %ecx, 28(%edx)
+L(bk_write_28bytes):
+ movl 24(%eax), %ecx
+ movl %ecx, 24(%edx)
+L(bk_write_24bytes):
+ movl 20(%eax), %ecx
+ movl %ecx, 20(%edx)
+L(bk_write_20bytes):
+ movl 16(%eax), %ecx
+ movl %ecx, 16(%edx)
+L(bk_write_16bytes):
+ movl 12(%eax), %ecx
+ movl %ecx, 12(%edx)
+L(bk_write_12bytes):
+ movl 8(%eax), %ecx
+ movl %ecx, 8(%edx)
+L(bk_write_8bytes):
+ movl 4(%eax), %ecx
+ movl %ecx, 4(%edx)
+L(bk_write_4bytes):
+ movl (%eax), %ecx
+ movl %ecx, (%edx)
+L(bk_write_0bytes):
+#ifndef USE_AS_BCOPY
+ movl DEST(%esp), %eax
+# ifdef USE_AS_MEMPCPY
+ movl LEN(%esp), %ecx
+ add %ecx, %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(bk_write_45bytes):
+ movl 41(%eax), %ecx
+ movl %ecx, 41(%edx)
+L(bk_write_41bytes):
+ movl 37(%eax), %ecx
+ movl %ecx, 37(%edx)
+L(bk_write_37bytes):
+ movl 33(%eax), %ecx
+ movl %ecx, 33(%edx)
+L(bk_write_33bytes):
+ movl 29(%eax), %ecx
+ movl %ecx, 29(%edx)
+L(bk_write_29bytes):
+ movl 25(%eax), %ecx
+ movl %ecx, 25(%edx)
+L(bk_write_25bytes):
+ movl 21(%eax), %ecx
+ movl %ecx, 21(%edx)
+L(bk_write_21bytes):
+ movl 17(%eax), %ecx
+ movl %ecx, 17(%edx)
+L(bk_write_17bytes):
+ movl 13(%eax), %ecx
+ movl %ecx, 13(%edx)
+L(bk_write_13bytes):
+ movl 9(%eax), %ecx
+ movl %ecx, 9(%edx)
+L(bk_write_9bytes):
+ movl 5(%eax), %ecx
+ movl %ecx, 5(%edx)
+L(bk_write_5bytes):
+ movl 1(%eax), %ecx
+ movl %ecx, 1(%edx)
+L(bk_write_1bytes):
+ movzbl (%eax), %ecx
+ movb %cl, (%edx)
+#ifndef USE_AS_BCOPY
+ movl DEST(%esp), %eax
+# ifdef USE_AS_MEMPCPY
+ movl LEN(%esp), %ecx
+ add %ecx, %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(bk_write_46bytes):
+ movl 42(%eax), %ecx
+ movl %ecx, 42(%edx)
+L(bk_write_42bytes):
+ movl 38(%eax), %ecx
+ movl %ecx, 38(%edx)
+L(bk_write_38bytes):
+ movl 34(%eax), %ecx
+ movl %ecx, 34(%edx)
+L(bk_write_34bytes):
+ movl 30(%eax), %ecx
+ movl %ecx, 30(%edx)
+L(bk_write_30bytes):
+ movl 26(%eax), %ecx
+ movl %ecx, 26(%edx)
+L(bk_write_26bytes):
+ movl 22(%eax), %ecx
+ movl %ecx, 22(%edx)
+L(bk_write_22bytes):
+ movl 18(%eax), %ecx
+ movl %ecx, 18(%edx)
+L(bk_write_18bytes):
+ movl 14(%eax), %ecx
+ movl %ecx, 14(%edx)
+L(bk_write_14bytes):
+ movl 10(%eax), %ecx
+ movl %ecx, 10(%edx)
+L(bk_write_10bytes):
+ movl 6(%eax), %ecx
+ movl %ecx, 6(%edx)
+L(bk_write_6bytes):
+ movl 2(%eax), %ecx
+ movl %ecx, 2(%edx)
+L(bk_write_2bytes):
+ movzwl (%eax), %ecx
+ movw %cx, (%edx)
+#ifndef USE_AS_BCOPY
+ movl DEST(%esp), %eax
+# ifdef USE_AS_MEMPCPY
+ movl LEN(%esp), %ecx
+ add %ecx, %eax
+# endif
+#endif
+ RETURN
+
+ ALIGN (4)
+L(bk_write_47bytes):
+ movl 43(%eax), %ecx
+ movl %ecx, 43(%edx)
+L(bk_write_43bytes):
+ movl 39(%eax), %ecx
+ movl %ecx, 39(%edx)
+L(bk_write_39bytes):
+ movl 35(%eax), %ecx
+ movl %ecx, 35(%edx)
+L(bk_write_35bytes):
+ movl 31(%eax), %ecx
+ movl %ecx, 31(%edx)
+L(bk_write_31bytes):
+ movl 27(%eax), %ecx
+ movl %ecx, 27(%edx)
+L(bk_write_27bytes):
+ movl 23(%eax), %ecx
+ movl %ecx, 23(%edx)
+L(bk_write_23bytes):
+ movl 19(%eax), %ecx
+ movl %ecx, 19(%edx)
+L(bk_write_19bytes):
+ movl 15(%eax), %ecx
+ movl %ecx, 15(%edx)
+L(bk_write_15bytes):
+ movl 11(%eax), %ecx
+ movl %ecx, 11(%edx)
+L(bk_write_11bytes):
+ movl 7(%eax), %ecx
+ movl %ecx, 7(%edx)
+L(bk_write_7bytes):
+ movl 3(%eax), %ecx
+ movl %ecx, 3(%edx)
+L(bk_write_3bytes):
+ movzwl 1(%eax), %ecx
+ movw %cx, 1(%edx)
+ movzbl (%eax), %eax
+ movb %al, (%edx)
+#ifndef USE_AS_BCOPY
+ movl DEST(%esp), %eax
+# ifdef USE_AS_MEMPCPY
+ movl LEN(%esp), %ecx
+ add %ecx, %eax
+# endif
+#endif
+ RETURN_END
+
+
+ .pushsection .rodata.ssse3,"a",@progbits
+ ALIGN (2)
+L(table_48bytes_fwd):
+ .int JMPTBL (L(fwd_write_0bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_1bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_2bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_3bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_4bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_5bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_6bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_7bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_8bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_9bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_10bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_11bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_12bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_13bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_14bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_15bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_16bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_17bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_18bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_19bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_20bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_21bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_22bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_23bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_24bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_25bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_26bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_27bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_28bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_29bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_30bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_31bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_32bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_33bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_34bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_35bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_36bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_37bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_38bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_39bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_40bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_41bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_42bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_43bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_44bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_45bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_46bytes), L(table_48bytes_fwd))
+ .int JMPTBL (L(fwd_write_47bytes), L(table_48bytes_fwd))
+
+ ALIGN (2)
+L(shl_table):
+ .int JMPTBL (L(shl_0), L(shl_table))
+ .int JMPTBL (L(shl_1), L(shl_table))
+ .int JMPTBL (L(shl_2), L(shl_table))
+ .int JMPTBL (L(shl_3), L(shl_table))
+ .int JMPTBL (L(shl_4), L(shl_table))
+ .int JMPTBL (L(shl_5), L(shl_table))
+ .int JMPTBL (L(shl_6), L(shl_table))
+ .int JMPTBL (L(shl_7), L(shl_table))
+ .int JMPTBL (L(shl_8), L(shl_table))
+ .int JMPTBL (L(shl_9), L(shl_table))
+ .int JMPTBL (L(shl_10), L(shl_table))
+ .int JMPTBL (L(shl_11), L(shl_table))
+ .int JMPTBL (L(shl_12), L(shl_table))
+ .int JMPTBL (L(shl_13), L(shl_table))
+ .int JMPTBL (L(shl_14), L(shl_table))
+ .int JMPTBL (L(shl_15), L(shl_table))
+
+ ALIGN (2)
+L(table_48_bytes_bwd):
+ .int JMPTBL (L(bk_write_0bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_1bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_2bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_3bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_4bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_5bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_6bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_7bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_8bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_9bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_10bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_11bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_12bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_13bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_14bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_15bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_16bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_17bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_18bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_19bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_20bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_21bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_22bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_23bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_24bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_25bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_26bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_27bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_28bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_29bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_30bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_31bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_32bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_33bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_34bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_35bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_36bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_37bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_38bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_39bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_40bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_41bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_42bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_43bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_44bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_45bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_46bytes), L(table_48_bytes_bwd))
+ .int JMPTBL (L(bk_write_47bytes), L(table_48_bytes_bwd))
+
+ .popsection
+
+#ifdef USE_AS_MEMMOVE
+ ALIGN (4)
+L(copy_backward):
+ PUSH (%esi)
+ movl %eax, %esi
+ lea (%ecx,%edx,1),%edx
+ lea (%ecx,%esi,1),%esi
+ testl $0x3, %edx
+ jnz L(bk_align)
+
+L(bk_aligned_4):
+ cmp $64, %ecx
+ jge L(bk_write_more64bytes)
+
+L(bk_write_64bytesless):
+ cmp $32, %ecx
+ jl L(bk_write_less32bytes)
+
+L(bk_write_more32bytes):
+ /* Copy 32 bytes at a time. */
+ sub $32, %ecx
+ movl -4(%esi), %eax
+ movl %eax, -4(%edx)
+ movl -8(%esi), %eax
+ movl %eax, -8(%edx)
+ movl -12(%esi), %eax
+ movl %eax, -12(%edx)
+ movl -16(%esi), %eax
+ movl %eax, -16(%edx)
+ movl -20(%esi), %eax
+ movl %eax, -20(%edx)
+ movl -24(%esi), %eax
+ movl %eax, -24(%edx)
+ movl -28(%esi), %eax
+ movl %eax, -28(%edx)
+ movl -32(%esi), %eax
+ movl %eax, -32(%edx)
+ sub $32, %edx
+ sub $32, %esi
+
+L(bk_write_less32bytes):
+ movl %esi, %eax
+ sub %ecx, %edx
+ sub %ecx, %eax
+ POP (%esi)
+L(bk_write_less32bytes_2):
+ BRANCH_TO_JMPTBL_ENTRY (L(table_48_bytes_bwd), %ecx, 4)
+
+ ALIGN (4)
+L(bk_align):
+ cmp $8, %ecx
+ jle L(bk_write_less32bytes)
+ testl $1, %edx
+ /* We get here only if (EDX & 3 ) != 0 so if (EDX & 1) ==0,
+ then (EDX & 2) must be != 0. */
+ jz L(bk_got2)
+ sub $1, %esi
+ sub $1, %ecx
+ sub $1, %edx
+ movzbl (%esi), %eax
+ movb %al, (%edx)
+
+ testl $2, %edx
+ jz L(bk_aligned_4)
+
+L(bk_got2):
+ sub $2, %esi
+ sub $2, %ecx
+ sub $2, %edx
+ movzwl (%esi), %eax
+ movw %ax, (%edx)
+ jmp L(bk_aligned_4)
+
+ ALIGN (4)
+L(bk_write_more64bytes):
+ /* Check alignment of last byte. */
+ testl $15, %edx
+ jz L(bk_ssse3_cpy_pre)
+
+/* EDX is aligned 4 bytes, but not 16 bytes. */
+L(bk_ssse3_align):
+ sub $4, %esi
+ sub $4, %ecx
+ sub $4, %edx
+ movl (%esi), %eax
+ movl %eax, (%edx)
+
+ testl $15, %edx
+ jz L(bk_ssse3_cpy_pre)
+
+ sub $4, %esi
+ sub $4, %ecx
+ sub $4, %edx
+ movl (%esi), %eax
+ movl %eax, (%edx)
+
+ testl $15, %edx
+ jz L(bk_ssse3_cpy_pre)
+
+ sub $4, %esi
+ sub $4, %ecx
+ sub $4, %edx
+ movl (%esi), %eax
+ movl %eax, (%edx)
+
+L(bk_ssse3_cpy_pre):
+ cmp $64, %ecx
+ jl L(bk_write_more32bytes)
+
+L(bk_ssse3_cpy):
+ sub $64, %esi
+ sub $64, %ecx
+ sub $64, %edx
+ movdqu 0x30(%esi), %xmm3
+ movdqa %xmm3, 0x30(%edx)
+ movdqu 0x20(%esi), %xmm2
+ movdqa %xmm2, 0x20(%edx)
+ movdqu 0x10(%esi), %xmm1
+ movdqa %xmm1, 0x10(%edx)
+ movdqu (%esi), %xmm0
+ movdqa %xmm0, (%edx)
+ cmp $64, %ecx
+ jge L(bk_ssse3_cpy)
+ jmp L(bk_write_64bytesless)
+
+#endif
+
+END (MEMCPY)
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 19:22:33 +0000