about summary refs log tree commit diff
path: root/sysdeps/x86_64/multiarch/strlen-sse2-no-bsf.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/x86_64/multiarch/strlen-sse2-no-bsf.S')
-rw-r--r--sysdeps/x86_64/multiarch/strlen-sse2-no-bsf.S685
1 files changed, 0 insertions, 685 deletions
diff --git a/sysdeps/x86_64/multiarch/strlen-sse2-no-bsf.S b/sysdeps/x86_64/multiarch/strlen-sse2-no-bsf.S
deleted file mode 100644
index ff2ab70044..0000000000
--- a/sysdeps/x86_64/multiarch/strlen-sse2-no-bsf.S
+++ /dev/null
@@ -1,685 +0,0 @@
-/* strlen SSE2 without bsf
-   Copyright (C) 2010-2013 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, see
-   <http://www.gnu.org/licenses/>.  */
-
-/* only for strlen case we don't use optimized version for STATIC build just for SHARED */
-
-#if (defined SHARED || defined USE_AS_STRCAT || defined USE_AS_STRNLEN) && !defined NOT_IN_libc
-
-# ifndef USE_AS_STRCAT
-
-#  include <sysdep.h>
-
-#  define RETURN	ret
-
-#  ifndef STRLEN
-#   define STRLEN	__strlen_sse2_no_bsf
-#  endif
-
-	atom_text_section
-ENTRY (STRLEN)
-# endif
-	xor	%eax, %eax
-#  ifdef USE_AS_STRNLEN
-	mov	%rsi, %r8
-	sub	$4, %rsi
-	jbe	L(len_less4_prolog)
-#  endif
-	cmpb	$0, (%rdi)
-	jz	L(exit_tail0)
-	cmpb	$0, 1(%rdi)
-	jz	L(exit_tail1)
-	cmpb	$0, 2(%rdi)
-	jz	L(exit_tail2)
-	cmpb	$0, 3(%rdi)
-	jz	L(exit_tail3)
-
-# ifdef USE_AS_STRNLEN
-	sub	$4, %rsi
-	jbe	L(len_less8_prolog)
-# endif
-
-	cmpb	$0, 4(%rdi)
-	jz	L(exit_tail4)
-	cmpb	$0, 5(%rdi)
-	jz	L(exit_tail5)
-	cmpb	$0, 6(%rdi)
-	jz	L(exit_tail6)
-	cmpb	$0, 7(%rdi)
-	jz	L(exit_tail7)
-
-# ifdef USE_AS_STRNLEN
-	sub	$4, %rsi
-	jbe	L(len_less12_prolog)
-# endif
-
-	cmpb	$0, 8(%rdi)
-	jz	L(exit_tail8)
-	cmpb	$0, 9(%rdi)
-	jz	L(exit_tail9)
-	cmpb	$0, 10(%rdi)
-	jz	L(exit_tail10)
-	cmpb	$0, 11(%rdi)
-	jz	L(exit_tail11)
-
-# ifdef USE_AS_STRNLEN
-	sub	$4, %rsi
-	jbe	L(len_less16_prolog)
-# endif
-
-	cmpb	$0, 12(%rdi)
-	jz	L(exit_tail12)
-	cmpb	$0, 13(%rdi)
-	jz	L(exit_tail13)
-	cmpb	$0, 14(%rdi)
-	jz	L(exit_tail14)
-	cmpb	$0, 15(%rdi)
-	jz	L(exit_tail15)
-	pxor	%xmm0, %xmm0
-	lea	16(%rdi), %rcx
-	lea	16(%rdi), %rax
-	and	$-16, %rax
-
-# ifdef USE_AS_STRNLEN
-	and	$15, %rdi
-	add	%rdi, %rsi
-	sub	$64, %rsi
-	jbe	L(len_less64)
-# endif
-
-	pcmpeqb	(%rax), %xmm0
-	pmovmskb %xmm0, %edx
-	pxor	%xmm1, %xmm1
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm1
-	pmovmskb %xmm1, %edx
-	pxor	%xmm2, %xmm2
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm2
-	pmovmskb %xmm2, %edx
-	pxor	%xmm3, %xmm3
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm3
-	pmovmskb %xmm3, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-# ifdef USE_AS_STRNLEN
-	sub	$64, %rsi
-	jbe	L(len_less64)
-# endif
-
-	pcmpeqb	(%rax), %xmm0
-	pmovmskb %xmm0, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm1
-	pmovmskb %xmm1, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm2
-	pmovmskb %xmm2, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm3
-	pmovmskb %xmm3, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-# ifdef USE_AS_STRNLEN
-	sub	$64, %rsi
-	jbe	L(len_less64)
-# endif
-
-	pcmpeqb	(%rax), %xmm0
-	pmovmskb %xmm0, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm1
-	pmovmskb %xmm1, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm2
-	pmovmskb %xmm2, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm3
-	pmovmskb %xmm3, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-# ifdef USE_AS_STRNLEN
-	sub	$64, %rsi
-	jbe	L(len_less64)
-# endif
-
-	pcmpeqb	(%rax), %xmm0
-	pmovmskb %xmm0, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm1
-	pmovmskb %xmm1, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm2
-	pmovmskb %xmm2, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-	pcmpeqb	(%rax), %xmm3
-	pmovmskb %xmm3, %edx
-	test	%edx, %edx
-	lea	16(%rax), %rax
-	jnz	L(exit)
-
-# ifdef USE_AS_STRNLEN
-	mov	%rax, %rdx
-	and	$63, %rdx
-	add	%rdx, %rsi
-# endif
-
-	and	$-0x40, %rax
-
-	.p2align 4
-L(aligned_64):
-# ifdef USE_AS_STRNLEN
-	sub	$64, %rsi
-	jbe	L(len_less64)
-# endif
-	pcmpeqb	(%rax), %xmm0
-	pcmpeqb	16(%rax), %xmm1
-	pcmpeqb	32(%rax), %xmm2
-	pcmpeqb	48(%rax), %xmm3
-	pmovmskb %xmm0, %edx
-	pmovmskb %xmm1, %r11d
-	pmovmskb %xmm2, %r10d
-	pmovmskb %xmm3, %r9d
-	or	%edx, %r9d
-	or	%r11d, %r9d
-	or	%r10d, %r9d
-	lea	64(%rax), %rax
-	jz	L(aligned_64)
-
-	test	%edx, %edx
-	jnz	L(aligned_64_exit_16)
-	test	%r11d, %r11d
-	jnz	L(aligned_64_exit_32)
-	test	%r10d, %r10d
-	jnz	L(aligned_64_exit_48)
-L(aligned_64_exit_64):
-	pmovmskb %xmm3, %edx
-	jmp	L(aligned_64_exit)
-L(aligned_64_exit_48):
-	lea	-16(%rax), %rax
-	mov	%r10d, %edx
-	jmp	L(aligned_64_exit)
-L(aligned_64_exit_32):
-	lea	-32(%rax), %rax
-	mov	%r11d, %edx
-	jmp	L(aligned_64_exit)
-L(aligned_64_exit_16):
-	lea	-48(%rax), %rax
-L(aligned_64_exit):
-L(exit):
-	sub	%rcx, %rax
-	test	%dl, %dl
-	jz	L(exit_high)
-	test	$0x01, %dl
-	jnz	L(exit_tail0)
-
-	test	$0x02, %dl
-	jnz	L(exit_tail1)
-
-	test	$0x04, %dl
-	jnz	L(exit_tail2)
-
-	test	$0x08, %dl
-	jnz	L(exit_tail3)
-
-	test	$0x10, %dl
-	jnz	L(exit_tail4)
-
-	test	$0x20, %dl
-	jnz	L(exit_tail5)
-
-	test	$0x40, %dl
-	jnz	L(exit_tail6)
-	add	$7, %eax
-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
-
-# ifdef USE_AS_STRNLEN
-
-	.p2align 4
-L(len_less64):
-	pxor	%xmm0, %xmm0
-	add	$64, %rsi
-
-	pcmpeqb	(%rax), %xmm0
-	pmovmskb %xmm0, %edx
-	pxor	%xmm1, %xmm1
-	lea	16(%rax), %rax
-	test	%edx, %edx
-	jnz	L(strnlen_exit)
-
-	sub	$16, %rsi
-	jbe	L(return_start_len)
-
-	pcmpeqb	(%rax), %xmm1
-	pmovmskb %xmm1, %edx
-	lea	16(%rax), %rax
-	test	%edx, %edx
-	jnz	L(strnlen_exit)
-
-	sub	$16, %rsi
-	jbe	L(return_start_len)
-
-	pcmpeqb	(%rax), %xmm0
-	pmovmskb %xmm0, %edx
-	lea	16(%rax), %rax
-	test	%edx, %edx
-	jnz	L(strnlen_exit)
-
-	sub	$16, %rsi
-	jbe	L(return_start_len)
-
-	pcmpeqb	(%rax), %xmm1
-	pmovmskb %xmm1, %edx
-	lea	16(%rax), %rax
-	test	%edx, %edx
-	jnz	L(strnlen_exit)
-
-	mov	%r8, %rax
-	ret
-
-	.p2align 4
-L(strnlen_exit):
-	sub	%rcx, %rax
-
-	test	%dl, %dl
-	jz	L(strnlen_exit_high)
-	mov	%dl, %cl
-	and	$15, %cl
-	jz	L(strnlen_exit_8)
-	test	$0x01, %dl
-	jnz	L(exit_tail0)
-	test	$0x02, %dl
-	jnz	L(strnlen_exit_tail1)
-	test	$0x04, %dl
-	jnz	L(strnlen_exit_tail2)
-	sub	$4, %rsi
-	jb	L(return_start_len)
-	lea	3(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_8):
-	test	$0x10, %dl
-	jnz	L(strnlen_exit_tail4)
-	test	$0x20, %dl
-	jnz	L(strnlen_exit_tail5)
-	test	$0x40, %dl
-	jnz	L(strnlen_exit_tail6)
-	sub	$8, %rsi
-	jb	L(return_start_len)
-	lea	7(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_high):
-	mov	%dh, %ch
-	and	$15, %ch
-	jz	L(strnlen_exit_high_8)
-	test	$0x01, %dh
-	jnz	L(strnlen_exit_tail8)
-	test	$0x02, %dh
-	jnz	L(strnlen_exit_tail9)
-	test	$0x04, %dh
-	jnz	L(strnlen_exit_tail10)
-	sub	$12, %rsi
-	jb	L(return_start_len)
-	lea	11(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_high_8):
-	test	$0x10, %dh
-	jnz	L(strnlen_exit_tail12)
-	test	$0x20, %dh
-	jnz	L(strnlen_exit_tail13)
-	test	$0x40, %dh
-	jnz	L(strnlen_exit_tail14)
-	sub	$16, %rsi
-	jb	L(return_start_len)
-	lea	15(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail1):
-	sub	$2, %rsi
-	jb	L(return_start_len)
-	lea	1(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail2):
-	sub	$3, %rsi
-	jb	L(return_start_len)
-	lea	2(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail4):
-	sub	$5, %rsi
-	jb	L(return_start_len)
-	lea	4(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail5):
-	sub	$6, %rsi
-	jb	L(return_start_len)
-	lea	5(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail6):
-	sub	$7, %rsi
-	jb	L(return_start_len)
-	lea	6(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail8):
-	sub	$9, %rsi
-	jb	L(return_start_len)
-	lea	8(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail9):
-	sub	$10, %rsi
-	jb	L(return_start_len)
-	lea	9(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail10):
-	sub	$11, %rsi
-	jb	L(return_start_len)
-	lea	10(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail12):
-	sub	$13, %rsi
-	jb	L(return_start_len)
-	lea	12(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail13):
-	sub	$14, %rsi
-	jb	L(return_start_len)
-	lea	13(%eax), %eax
-	ret
-
-	.p2align 4
-L(strnlen_exit_tail14):
-	sub	$15, %rsi
-	jb	L(return_start_len)
-	lea	14(%eax), %eax
-	ret
-
-	.p2align 4
-L(return_start_len):
-	mov	%r8, %rax
-	ret
-
-/* for prolog only */
-
-	.p2align 4
-L(len_less4_prolog):
-	add	$4, %rsi
-	jz	L(exit_tail0)
-
-	cmpb	$0, (%rdi)
-	jz	L(exit_tail0)
-	cmp	$1, %esi
-	je	L(exit_tail1)
-
-	cmpb	$0, 1(%rdi)
-	jz	L(exit_tail1)
-	cmp	$2, %esi
-	je	L(exit_tail2)
-
-	cmpb	$0, 2(%rdi)
-	jz	L(exit_tail2)
-	cmp	$3, %esi
-	je	L(exit_tail3)
-
-	cmpb	$0, 3(%rdi)
-	jz	L(exit_tail3)
-	mov	$4, %eax
-	ret
-
-	.p2align 4
-L(len_less8_prolog):
-	add	$4, %rsi
-
-	cmpb	$0, 4(%rdi)
-	jz	L(exit_tail4)
-	cmp	$1, %esi
-	je	L(exit_tail5)
-
-	cmpb	$0, 5(%rdi)
-	jz	L(exit_tail5)
-	cmp	$2, %esi
-	je	L(exit_tail6)
-
-	cmpb	$0, 6(%rdi)
-	jz	L(exit_tail6)
-	cmp	$3, %esi
-	je	L(exit_tail7)
-
-	cmpb	$0, 7(%rdi)
-	jz	L(exit_tail7)
-	mov	$8, %eax
-	ret
-
-	.p2align 4
-L(len_less12_prolog):
-	add	$4, %rsi
-
-	cmpb	$0, 8(%rdi)
-	jz	L(exit_tail8)
-	cmp	$1, %esi
-	je	L(exit_tail9)
-
-	cmpb	$0, 9(%rdi)
-	jz	L(exit_tail9)
-	cmp	$2, %esi
-	je	L(exit_tail10)
-
-	cmpb	$0, 10(%rdi)
-	jz	L(exit_tail10)
-	cmp	$3, %esi
-	je	L(exit_tail11)
-
-	cmpb	$0, 11(%rdi)
-	jz	L(exit_tail11)
-	mov	$12, %eax
-	ret
-
-	.p2align 4
-L(len_less16_prolog):
-	add	$4, %rsi
-
-	cmpb	$0, 12(%rdi)
-	jz	L(exit_tail12)
-	cmp	$1, %esi
-	je	L(exit_tail13)
-
-	cmpb	$0, 13(%rdi)
-	jz	L(exit_tail13)
-	cmp	$2, %esi
-	je	L(exit_tail14)
-
-	cmpb	$0, 14(%rdi)
-	jz	L(exit_tail14)
-	cmp	$3, %esi
-	je	L(exit_tail15)
-
-	cmpb	$0, 15(%rdi)
-	jz	L(exit_tail15)
-	mov	$16, %eax
-	ret
-# endif
-
-	.p2align 4
-L(exit_tail1):
-	add	$1, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail2):
-	add	$2, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail3):
-	add	$3, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail4):
-	add	$4, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail5):
-	add	$5, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail6):
-	add	$6, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail7):
-	add	$7, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail8):
-	add	$8, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail9):
-	add	$9, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail10):
-	add	$10, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail11):
-	add	$11, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail12):
-	add	$12, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail13):
-	add	$13, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail14):
-	add	$14, %eax
-	RETURN
-
-	.p2align 4
-L(exit_tail15):
-	add	$15, %eax
-# ifndef USE_AS_STRCAT
-	RETURN
-END (STRLEN)
-# endif
-#endif
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-07-01 06:10:40 +0000