resolved conflicts for merge of 347db52a
to gingerbread-plus-aosp
Change-Id: I706a5158e781cbbc00344a72badca1543bcbca15
This commit is contained in:
commit
82775ae0ac
@ -404,7 +404,7 @@ libc_common_src_files += \
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arch-x86/string/memset_wrapper.S \
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arch-x86/string/strcmp_wrapper.S \
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arch-x86/string/strncmp_wrapper.S \
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arch-x86/string/strlen.S \
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arch-x86/string/strlen_wrapper.S \
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bionic/pthread-atfork.c \
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bionic/pthread-rwlocks.c \
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bionic/pthread-timers.c \
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@ -31,7 +31,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#if defined(USE_SSSE3)
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# define MEMCMP memcmp
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# include "ssse3-memcmp3.S"
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# include "ssse3-memcmp3-new.S"
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#else
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@ -49,7 +49,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#endif
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#ifndef cfi_restore
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# define cfi_restore(reg) .cfi_restore (reg)
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# define cfi_restore(reg) .cfi_restore reg
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#endif
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#ifndef cfi_adjust_cfa_offset
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@ -285,7 +285,6 @@ L(32bytesormore):
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pxor %xmm0, %xmm0
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#else
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movd %eax, %xmm0
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punpcklbw %xmm0, %xmm0
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pshufd $0, %xmm0, %xmm0
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#endif
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testl $0xf, %edx
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@ -329,14 +328,17 @@ L(128bytesormore):
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#ifdef DATA_CACHE_SIZE
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POP (%ebx)
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# define RESTORE_EBX_STATE CFI_PUSH (%ebx)
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cmp $DATA_CACHE_SIZE, %ecx
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#else
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# ifdef SHARED
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# define RESTORE_EBX_STATE
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call __i686.get_pc_thunk.bx
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add $_GLOBAL_OFFSET_TABLE_, %ebx
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cmp __x86_data_cache_size@GOTOFF(%ebx), %ecx
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# else
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POP (%ebx)
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# define RESTORE_EBX_STATE CFI_PUSH (%ebx)
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cmp __x86_data_cache_size, %ecx
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# endif
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#endif
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@ -370,7 +372,7 @@ L(128bytesormore_normal):
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jae L(128bytesormore_normal)
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L(128bytesless_normal):
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lea 128(%ecx), %ecx
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add $128, %ecx
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BRANCH_TO_JMPTBL_ENTRY (L(table_16_128bytes))
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ALIGN (4)
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@ -393,8 +395,13 @@ L(128bytes_L2_normal):
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L(128bytesless_L2_normal):
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BRANCH_TO_JMPTBL_ENTRY (L(table_16_128bytes))
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RESTORE_EBX_STATE
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L(128bytesormore_nt_start):
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sub %ebx, %ecx
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mov %ebx, %eax
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and $0x7f, %eax
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add %eax, %ecx
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movd %xmm0, %eax
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ALIGN (4)
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L(128bytesormore_shared_cache_loop):
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prefetcht0 0x3c0(%edx)
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369
libc/arch-x86/string/sse2-strlen-atom.S
Normal file
369
libc/arch-x86/string/sse2-strlen-atom.S
Normal file
@ -0,0 +1,369 @@
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#define STRLEN sse2_strlen_atom
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#ifndef L
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# define L(label) .L##label
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#endif
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#ifndef cfi_startproc
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# define cfi_startproc .cfi_startproc
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#endif
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#ifndef cfi_endproc
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# define cfi_endproc .cfi_endproc
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#endif
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#ifndef cfi_rel_offset
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# define cfi_rel_offset(reg, off) .cfi_rel_offset reg, off
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#endif
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#ifndef cfi_restore
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# define cfi_restore(reg) .cfi_restore reg
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#endif
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#ifndef cfi_adjust_cfa_offset
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# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
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#endif
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#ifndef cfi_remember_state
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# define cfi_remember_state .cfi_remember_state
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#endif
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#ifndef cfi_restore_state
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# define cfi_restore_state .cfi_restore_state
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#endif
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#ifndef ENTRY
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# define ENTRY(name) \
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.type name, @function; \
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.globl name; \
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.p2align 4; \
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name: \
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cfi_startproc
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#endif
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#ifndef END
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# define END(name) \
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cfi_endproc; \
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.size name, .-name
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#endif
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#define CFI_PUSH(REG) \
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cfi_adjust_cfa_offset (4); \
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cfi_rel_offset (REG, 0)
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#define CFI_POP(REG) \
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cfi_adjust_cfa_offset (-4); \
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cfi_restore (REG)
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#define PUSH(REG) pushl REG; CFI_PUSH (REG)
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#define POP(REG) popl REG; CFI_POP (REG)
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#define PARMS 4
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#define STR PARMS
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#define ENTRANCE
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#define RETURN ret
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.text
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ENTRY (STRLEN)
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ENTRANCE
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mov STR(%esp), %edx
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xor %eax, %eax
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cmpb $0, (%edx)
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jz L(exit_tail0)
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cmpb $0, 1(%edx)
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jz L(exit_tail1)
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cmpb $0, 2(%edx)
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jz L(exit_tail2)
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cmpb $0, 3(%edx)
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jz L(exit_tail3)
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cmpb $0, 4(%edx)
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jz L(exit_tail4)
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cmpb $0, 5(%edx)
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jz L(exit_tail5)
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cmpb $0, 6(%edx)
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jz L(exit_tail6)
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cmpb $0, 7(%edx)
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jz L(exit_tail7)
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cmpb $0, 8(%edx)
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jz L(exit_tail8)
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cmpb $0, 9(%edx)
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jz L(exit_tail9)
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cmpb $0, 10(%edx)
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jz L(exit_tail10)
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cmpb $0, 11(%edx)
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jz L(exit_tail11)
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cmpb $0, 12(%edx)
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jz L(exit_tail12)
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cmpb $0, 13(%edx)
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jz L(exit_tail13)
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cmpb $0, 14(%edx)
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jz L(exit_tail14)
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cmpb $0, 15(%edx)
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jz L(exit_tail15)
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pxor %xmm0, %xmm0
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mov %edx, %eax
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mov %edx, %ecx
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and $-16, %eax
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add $16, %ecx
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add $16, %eax
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pcmpeqb (%eax), %xmm0
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pmovmskb %xmm0, %edx
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pxor %xmm1, %xmm1
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm1
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pmovmskb %xmm1, %edx
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pxor %xmm2, %xmm2
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm2
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pmovmskb %xmm2, %edx
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pxor %xmm3, %xmm3
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm3
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pmovmskb %xmm3, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm0
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pmovmskb %xmm0, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm1
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pmovmskb %xmm1, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm2
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pmovmskb %xmm2, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm3
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pmovmskb %xmm3, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm0
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pmovmskb %xmm0, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm1
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pmovmskb %xmm1, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm2
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pmovmskb %xmm2, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm3
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pmovmskb %xmm3, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm0
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pmovmskb %xmm0, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm1
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pmovmskb %xmm1, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm2
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pmovmskb %xmm2, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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pcmpeqb (%eax), %xmm3
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pmovmskb %xmm3, %edx
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test %edx, %edx
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lea 16(%eax), %eax
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jnz L(exit)
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and $-0x40, %eax
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PUSH (%esi)
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PUSH (%edi)
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PUSH (%ebx)
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PUSH (%ebp)
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xor %ebp, %ebp
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L(aligned_64):
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pcmpeqb (%eax), %xmm0
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pcmpeqb 16(%eax), %xmm1
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pcmpeqb 32(%eax), %xmm2
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pcmpeqb 48(%eax), %xmm3
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pmovmskb %xmm0, %edx
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pmovmskb %xmm1, %esi
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pmovmskb %xmm2, %edi
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pmovmskb %xmm3, %ebx
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or %edx, %ebp
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or %esi, %ebp
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or %edi, %ebp
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or %ebx, %ebp
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lea 64(%eax), %eax
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jz L(aligned_64)
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L(48leave):
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test %edx, %edx
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jnz L(aligned_64_exit_16)
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test %esi, %esi
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jnz L(aligned_64_exit_32)
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test %edi, %edi
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jnz L(aligned_64_exit_48)
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mov %ebx, %edx
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lea (%eax), %eax
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jmp L(aligned_64_exit)
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L(aligned_64_exit_48):
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lea -16(%eax), %eax
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mov %edi, %edx
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jmp L(aligned_64_exit)
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L(aligned_64_exit_32):
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lea -32(%eax), %eax
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mov %esi, %edx
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jmp L(aligned_64_exit)
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L(aligned_64_exit_16):
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lea -48(%eax), %eax
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L(aligned_64_exit):
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POP (%ebp)
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POP (%ebx)
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POP (%edi)
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||||
POP (%esi)
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L(exit):
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sub %ecx, %eax
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test %dl, %dl
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jz L(exit_high)
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test $0x01, %dl
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jnz L(exit_tail0)
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test $0x02, %dl
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||||
jnz L(exit_tail1)
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test $0x04, %dl
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||||
jnz L(exit_tail2)
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||||
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||||
test $0x08, %dl
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||||
jnz L(exit_tail3)
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test $0x10, %dl
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||||
jnz L(exit_tail4)
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||||
|
||||
test $0x20, %dl
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||||
jnz L(exit_tail5)
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|
||||
test $0x40, %dl
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||||
jnz L(exit_tail6)
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||||
add $7, %eax
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||||
L(exit_tail0):
|
||||
RETURN
|
||||
|
||||
L(exit_high):
|
||||
add $8, %eax
|
||||
test $0x01, %dh
|
||||
jnz L(exit_tail0)
|
||||
|
||||
test $0x02, %dh
|
||||
jnz L(exit_tail1)
|
||||
|
||||
test $0x04, %dh
|
||||
jnz L(exit_tail2)
|
||||
|
||||
test $0x08, %dh
|
||||
jnz L(exit_tail3)
|
||||
|
||||
test $0x10, %dh
|
||||
jnz L(exit_tail4)
|
||||
|
||||
test $0x20, %dh
|
||||
jnz L(exit_tail5)
|
||||
|
||||
test $0x40, %dh
|
||||
jnz L(exit_tail6)
|
||||
add $7, %eax
|
||||
RETURN
|
||||
|
||||
.p2align 4
|
||||
L(exit_tail1):
|
||||
add $1, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail2):
|
||||
add $2, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail3):
|
||||
add $3, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail4):
|
||||
add $4, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail5):
|
||||
add $5, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail6):
|
||||
add $6, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail7):
|
||||
add $7, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail8):
|
||||
add $8, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail9):
|
||||
add $9, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail10):
|
||||
add $10, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail11):
|
||||
add $11, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail12):
|
||||
add $12, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail13):
|
||||
add $13, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail14):
|
||||
add $14, %eax
|
||||
RETURN
|
||||
|
||||
L(exit_tail15):
|
||||
add $15, %eax
|
||||
ret
|
||||
|
||||
END (STRLEN)
|
@ -53,13 +53,21 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
#endif
|
||||
|
||||
#ifndef cfi_restore
|
||||
# define cfi_restore(reg) .cfi_restore (reg)
|
||||
# define cfi_restore(reg) .cfi_restore reg
|
||||
#endif
|
||||
|
||||
#ifndef cfi_adjust_cfa_offset
|
||||
# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
|
||||
#endif
|
||||
|
||||
#ifndef cfi_remember_state
|
||||
# define cfi_remember_state .cfi_remember_state
|
||||
#endif
|
||||
|
||||
#ifndef cfi_restore_state
|
||||
# define cfi_restore_state .cfi_restore_state
|
||||
#endif
|
||||
|
||||
#ifndef ENTRY
|
||||
# define ENTRY(name) \
|
||||
.type name, @function; \
|
||||
@ -91,8 +99,7 @@ name: \
|
||||
#define BLK2 BLK1+4
|
||||
#define LEN BLK2+4
|
||||
#define RETURN_END POP (%edi); POP (%esi); POP (%ebx); ret
|
||||
#define RETURN RETURN_END; CFI_PUSH (%ebx); CFI_PUSH (%edi); \
|
||||
CFI_PUSH (%esi)
|
||||
#define RETURN RETURN_END; cfi_restore_state; cfi_remember_state
|
||||
|
||||
.section .text.ssse3,"ax",@progbits
|
||||
ENTRY (MEMCMP)
|
||||
@ -131,6 +138,7 @@ L(48bytesormore):
|
||||
PUSH (%ebx)
|
||||
PUSH (%esi)
|
||||
PUSH (%edi)
|
||||
cfi_remember_state
|
||||
movdqu (%eax), %xmm3
|
||||
movdqu (%edx), %xmm0
|
||||
movl %eax, %edi
|
||||
@ -211,8 +219,8 @@ L(shr_0):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_0_gobble):
|
||||
lea -48(%ecx), %ecx
|
||||
@ -257,8 +265,8 @@ L(shr_0_gobble_loop_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_1):
|
||||
cmp $80, %ecx
|
||||
@ -287,8 +295,8 @@ L(shr_1):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_1_gobble):
|
||||
sub $32, %ecx
|
||||
@ -340,8 +348,8 @@ L(shr_1_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_2):
|
||||
cmp $80, %ecx
|
||||
@ -370,8 +378,8 @@ L(shr_2):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_2_gobble):
|
||||
sub $32, %ecx
|
||||
@ -423,8 +431,8 @@ L(shr_2_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_3):
|
||||
cmp $80, %ecx
|
||||
@ -453,8 +461,8 @@ L(shr_3):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_3_gobble):
|
||||
sub $32, %ecx
|
||||
@ -506,8 +514,8 @@ L(shr_3_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_4):
|
||||
cmp $80, %ecx
|
||||
@ -536,8 +544,8 @@ L(shr_4):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_4_gobble):
|
||||
sub $32, %ecx
|
||||
@ -589,8 +597,8 @@ L(shr_4_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_5):
|
||||
cmp $80, %ecx
|
||||
@ -619,8 +627,8 @@ L(shr_5):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_5_gobble):
|
||||
sub $32, %ecx
|
||||
@ -672,8 +680,8 @@ L(shr_5_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_6):
|
||||
cmp $80, %ecx
|
||||
@ -702,8 +710,8 @@ L(shr_6):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_6_gobble):
|
||||
sub $32, %ecx
|
||||
@ -755,8 +763,8 @@ L(shr_6_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_7):
|
||||
cmp $80, %ecx
|
||||
@ -785,8 +793,8 @@ L(shr_7):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_7_gobble):
|
||||
sub $32, %ecx
|
||||
@ -838,8 +846,8 @@ L(shr_7_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_8):
|
||||
cmp $80, %ecx
|
||||
@ -868,8 +876,8 @@ L(shr_8):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_8_gobble):
|
||||
sub $32, %ecx
|
||||
@ -921,8 +929,8 @@ L(shr_8_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_9):
|
||||
cmp $80, %ecx
|
||||
@ -951,8 +959,8 @@ L(shr_9):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_9_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1004,8 +1012,8 @@ L(shr_9_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_10):
|
||||
cmp $80, %ecx
|
||||
@ -1034,8 +1042,8 @@ L(shr_10):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_10_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1087,8 +1095,8 @@ L(shr_10_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_11):
|
||||
cmp $80, %ecx
|
||||
@ -1117,8 +1125,8 @@ L(shr_11):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_11_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1170,8 +1178,8 @@ L(shr_11_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_12):
|
||||
cmp $80, %ecx
|
||||
@ -1200,8 +1208,8 @@ L(shr_12):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_12_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1253,8 +1261,8 @@ L(shr_12_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_13):
|
||||
cmp $80, %ecx
|
||||
@ -1283,8 +1291,8 @@ L(shr_13):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_13_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1336,8 +1344,8 @@ L(shr_13_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_14):
|
||||
cmp $80, %ecx
|
||||
@ -1366,8 +1374,8 @@ L(shr_14):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_14_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1419,8 +1427,8 @@ L(shr_14_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_15):
|
||||
cmp $80, %ecx
|
||||
@ -1449,8 +1457,8 @@ L(shr_15):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shr_15_gobble):
|
||||
sub $32, %ecx
|
||||
@ -1502,8 +1510,8 @@ L(shr_15_gobble_next):
|
||||
POP (%esi)
|
||||
jmp L(less48bytes)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
CFI_PUSH (%edi)
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(exit):
|
||||
pmovmskb %xmm1, %ebx
|
@ -53,13 +53,21 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
#endif
|
||||
|
||||
#ifndef cfi_restore
|
||||
# define cfi_restore(reg) .cfi_restore (reg)
|
||||
# define cfi_restore(reg) .cfi_restore reg
|
||||
#endif
|
||||
|
||||
#ifndef cfi_adjust_cfa_offset
|
||||
# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
|
||||
#endif
|
||||
|
||||
#ifndef cfi_remember_state
|
||||
# define cfi_remember_state .cfi_remember_state
|
||||
#endif
|
||||
|
||||
#ifndef cfi_restore_state
|
||||
# define cfi_restore_state .cfi_restore_state
|
||||
#endif
|
||||
|
||||
#ifndef ENTRY
|
||||
# define ENTRY(name) \
|
||||
.type name, @function; \
|
||||
@ -118,8 +126,8 @@ name: \
|
||||
jmp *%ebx
|
||||
|
||||
# define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE) \
|
||||
addl $(TABLE - .), %ebx
|
||||
|
||||
addl $(TABLE - .), %ebx
|
||||
|
||||
# define BRANCH_TO_JMPTBL_ENTRY_TAIL(TABLE, INDEX, SCALE) \
|
||||
addl (%ebx,INDEX,SCALE), %ebx; \
|
||||
/* We loaded the jump table. Go. */ \
|
||||
@ -146,7 +154,7 @@ __i686.get_pc_thunk.bx:
|
||||
# define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \
|
||||
jmp *TABLE(,INDEX,SCALE)
|
||||
|
||||
# define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE)
|
||||
# define BRANCH_TO_JMPTBL_ENTRY_VALUE(TABLE)
|
||||
|
||||
# define BRANCH_TO_JMPTBL_ENTRY_TAIL(TABLE, INDEX, SCALE) \
|
||||
jmp *TABLE(,INDEX,SCALE)
|
||||
@ -198,6 +206,7 @@ L(48bytesormore):
|
||||
movl %edx, %edi
|
||||
and $-16, %edx
|
||||
PUSH (%esi)
|
||||
cfi_remember_state
|
||||
add $16, %edx
|
||||
movl %edi, %esi
|
||||
sub %edx, %edi
|
||||
@ -223,6 +232,8 @@ L(48bytesormore):
|
||||
|
||||
BRANCH_TO_JMPTBL_ENTRY (L(shl_table), %edi, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_0):
|
||||
movdqu %xmm0, (%esi)
|
||||
@ -270,6 +281,7 @@ L(shl_0_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
CFI_PUSH (%edi)
|
||||
L(shl_0_gobble):
|
||||
|
||||
#ifdef DATA_CACHE_SIZE_HALF
|
||||
@ -419,7 +431,8 @@ L(shl_0_mem_less_16bytes):
|
||||
add %ecx, %eax
|
||||
BRANCH_TO_JMPTBL_ENTRY (L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_1):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -463,6 +476,8 @@ L(shl_1_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_2):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -506,6 +521,8 @@ L(shl_2_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_3):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -549,6 +566,8 @@ L(shl_3_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_4):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -592,6 +611,8 @@ L(shl_4_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_5):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -635,7 +656,8 @@ L(shl_5_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_6):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -679,6 +701,8 @@ L(shl_6_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_7):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -722,6 +746,8 @@ L(shl_7_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_8):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -765,6 +791,8 @@ L(shl_8_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_9):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -808,6 +836,8 @@ L(shl_9_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_10):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -851,6 +881,8 @@ L(shl_10_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_11):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -894,6 +926,8 @@ L(shl_11_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_12):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -937,6 +971,8 @@ L(shl_12_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_13):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -980,6 +1016,8 @@ L(shl_13_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_14):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -1023,7 +1061,8 @@ L(shl_14_end):
|
||||
POP (%edi)
|
||||
BRANCH_TO_JMPTBL_ENTRY_TAIL(L(table_48bytes_fwd), %ecx, 4)
|
||||
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(shl_15):
|
||||
BRANCH_TO_JMPTBL_ENTRY_VALUE(L(table_48bytes_fwd))
|
||||
@ -1264,8 +1303,10 @@ L(fwd_write_3bytes):
|
||||
movl DEST(%esp), %eax
|
||||
# endif
|
||||
#endif
|
||||
RETURN
|
||||
RETURN_END
|
||||
|
||||
cfi_restore_state
|
||||
cfi_remember_state
|
||||
ALIGN (4)
|
||||
L(large_page):
|
||||
movdqu (%eax), %xmm1
|
||||
@ -1688,6 +1729,7 @@ L(bk_write_less32bytes):
|
||||
L(bk_write_less32bytes_2):
|
||||
BRANCH_TO_JMPTBL_ENTRY (L(table_48_bytes_bwd), %ecx, 4)
|
||||
|
||||
CFI_PUSH (%esi)
|
||||
ALIGN (4)
|
||||
L(bk_align):
|
||||
cmp $8, %ecx
|
||||
|
@ -45,13 +45,21 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
#endif
|
||||
|
||||
#ifndef cfi_restore
|
||||
# define cfi_restore(reg) .cfi_restore (reg)
|
||||
# define cfi_restore(reg) .cfi_restore reg
|
||||
#endif
|
||||
|
||||
#ifndef cfi_adjust_cfa_offset
|
||||
# define cfi_adjust_cfa_offset(off) .cfi_adjust_cfa_offset off
|
||||
#endif
|
||||
|
||||
#ifndef cfi_remember_state
|
||||
# define cfi_remember_state .cfi_remember_state
|
||||
#endif
|
||||
|
||||
#ifndef cfi_restore_state
|
||||
# define cfi_restore_state .cfi_restore_state
|
||||
#endif
|
||||
|
||||
#ifndef ENTRY
|
||||
# define ENTRY(name) \
|
||||
.type name, @function; \
|
||||
@ -201,6 +209,9 @@ L(crosspage):
|
||||
PUSH (%ebx)
|
||||
PUSH (%edi)
|
||||
PUSH (%esi)
|
||||
#ifdef USE_AS_STRNCMP
|
||||
cfi_remember_state
|
||||
#endif
|
||||
|
||||
movl %edx, %edi
|
||||
movl %eax, %ecx
|
||||
@ -1521,17 +1532,18 @@ L(gobble_ashr_12):
|
||||
sub $0xffff, %esi
|
||||
jnz L(exit)
|
||||
|
||||
#ifdef USE_AS_STRNCMP
|
||||
cmp $16, %ebp
|
||||
lea -16(%ebp), %ebp
|
||||
jbe L(more8byteseq)
|
||||
#endif
|
||||
|
||||
add $16, %ecx
|
||||
movdqa %xmm4, %xmm3
|
||||
|
||||
add $16, %edi
|
||||
jg L(nibble_ashr_12)
|
||||
|
||||
#ifdef USE_AS_STRNCMP
|
||||
cmp $16, %ebp
|
||||
lea -16(%ebp), %ebp
|
||||
jbe L(more8byteseq)
|
||||
#endif
|
||||
movdqa (%eax, %ecx), %xmm1
|
||||
movdqa (%edx, %ecx), %xmm2
|
||||
movdqa %xmm2, %xmm4
|
||||
@ -2087,10 +2099,7 @@ L(neq_bigger):
|
||||
RETURN
|
||||
|
||||
#ifdef USE_AS_STRNCMP
|
||||
CFI_PUSH (%ebx)
|
||||
CFI_PUSH (%edi)
|
||||
CFI_PUSH (%esi)
|
||||
|
||||
cfi_restore_state
|
||||
.p2align 4
|
||||
L(more8byteseq):
|
||||
POP (%esi)
|
@ -31,7 +31,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
#if defined(USE_SSSE3)
|
||||
|
||||
# define ssse3_strcmp_latest strcmp
|
||||
# include "ssse3-strcmp.S"
|
||||
# include "ssse3-strcmp-latest.S"
|
||||
|
||||
#else
|
||||
|
||||
|
40
libc/arch-x86/string/strlen_wrapper.S
Normal file
40
libc/arch-x86/string/strlen_wrapper.S
Normal file
@ -0,0 +1,40 @@
|
||||
/*
|
||||
Copyright (c) 2010, Intel Corporation
|
||||
All rights reserved.
|
||||
|
||||
Redistribution and use in source and binary forms, with or without
|
||||
modification, are permitted provided that the following conditions are met:
|
||||
|
||||
* Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
|
||||
* Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
|
||||
* Neither the name of Intel Corporation nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
||||
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
||||
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#if defined(USE_SSE2)
|
||||
|
||||
# define sse2_strlen_atom strlen
|
||||
# include "sse2-strlen-atom.S"
|
||||
|
||||
#else
|
||||
|
||||
# include "strlen.S"
|
||||
|
||||
#endif
|
@ -32,7 +32,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
|
||||
# define USE_AS_STRNCMP
|
||||
# define ssse3_strcmp_latest strncmp
|
||||
# include "ssse3-strcmp.S"
|
||||
# include "ssse3-strcmp-latest.S"
|
||||
|
||||
#else
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user