Attachment #59750 for bug #42968

Lines 19-24 Link Here

(-)mysql/strings/longlong2str-x86.s (-13 / +29 lines)
19	.file "longlong2str.s"	19	.file "longlong2str.s"
20	.version "1.01"	20	.version "1.01"
21		21
		22	.section .rodata
		23	.align 32
		24	.type _dig_vec_upper, @object
		25	.size _dig_vec_upper, 37
		26	_dig_vec_upper:
		27	.string "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
		28
22	.text	29	.text
23	.align 4	30	.align 4
24		31
Lines 31-41 longlong2str: Link Here
31	pushl %esi	38	pushl %esi
32	pushl %edi	39	pushl %edi
33	pushl %ebx	40	pushl %ebx
		41
		42	call __i686.get_pc_thunk.bx
		43	addl $_GLOBAL_OFFSET_TABLE_,%ebx
		44
34	movl 100(%esp),%esi # Lower part of val	45	movl 100(%esp),%esi # Lower part of val
35	movl 104(%esp),%ebp # Higher part of val	46	movl 104(%esp),%ebp # Higher part of val
36	movl 108(%esp),%edi # get dst	47	movl 108(%esp),%edi # get dst
37	movl 112(%esp),%ebx # Radix	48	movl 112(%esp),%eax # Radix
38	movl %ebx,%eax
39	testl %eax,%eax	49	testl %eax,%eax
40	jge .L144	50	jge .L144
41		51
Lines 50-56 longlong2str: Link Here
50	adcl $0,%ebp	60	adcl $0,%ebp
51	negl %ebp	61	negl %ebp
52	.L146:	62	.L146:
53	negl %ebx # Change radix to positive	63	negl 112(%esp) # Change radix to positive
54	jmp .L148	64	jmp .L148
55	.align 4	65	.align 4
56	.L144:	66	.L144:
Lines 77-89 longlong2str: Link Here
77		87
78	movl %ebp,%eax # High part of value	88	movl %ebp,%eax # High part of value
79	xorl %edx,%edx	89	xorl %edx,%edx
80	divl %ebx	90	divl 112(%esp)
81	movl %eax,%ebp	91	movl %eax,%ebp
82	movl %esi,%eax	92	movl %esi,%eax
83	divl %ebx	93	divl 112(%esp)
84	decl %ecx	94	decl %ecx
85	movl %eax,%esi # quotent in ebp:esi	95	movl %eax,%esi # quotent in ebp:esi
86	movb _dig_vec_upper(%edx),%al # al is faster than dl	96	movb _dig_vec_upper@GOTOFF(%ebx,%edx),%al # al is faster than dl
87	movb %al,(%ecx) # store value in buff	97	movb %al,(%ecx) # store value in buff
88	.align 4	98	.align 4
89	.L155:	99	.L155:
Lines 93-106 longlong2str: Link Here
93	jl .L153	103	jl .L153
94	je .L10_mov # Ready	104	je .L10_mov # Ready
95	movl %esi,%eax	105	movl %esi,%eax
96	movl $_dig_vec_upper,%ebp
97	.align 4	106	.align 4
98		107
99	.L154: # Do rest with integer precision	108	.L154: # Do rest with integer precision
100	cltd	109	cltd
101	divl %ebx	110	divl 112(%esp)
102	decl %ecx	111	decl %ecx
103	movb (%edx,%ebp),%dl # bh is always zero as ebx=radix < 36	112	movb _dig_vec_upper@GOTOFF(%ebx,%edx),%dl
104	testl %eax,%eax	113	testl %eax,%eax
105	movb %dl,(%ecx)	114	movb %dl,(%ecx)
106	jne .L154	115	jne .L154
Lines 137-145 longlong2str: Link Here
137	#	146	#
138		147
139	.align 4	148	.align 4
140	.Ltmp:
141	.long 0xcccccccd
142	.align 4
143		149
144	.globl longlong10_to_str	150	.globl longlong10_to_str
145	.type longlong10_to_str,@function	151	.type longlong10_to_str,@function
Lines 202-208 longlong10_to_str: Link Here
202		208
203	# The following code uses some tricks to change division by 10 to	209	# The following code uses some tricks to change division by 10 to
204	# multiplication and shifts	210	# multiplication and shifts
205	movl .Ltmp,%esi # set %esi to 0xcccccccd	211	movl $0xcccccccd,%esi # set %esi to 0xcccccccd
206		212
207	.L10_40:	213	.L10_40:
208	movl %ebx,%eax	214	movl %ebx,%eax
Lines 221-223 longlong10_to_str: Link Here
221		227
222	.L10end:	228	.L10end:
223	.size longlong10_to_str,.L10end-longlong10_to_str	229	.size longlong10_to_str,.L10end-longlong10_to_str
		230
		231	.section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
		232	.globl __i686.get_pc_thunk.bx
		233	.hidden __i686.get_pc_thunk.bx
		234	.type __i686.get_pc_thunk.bx, @function
		235	__i686.get_pc_thunk.bx:
		236	movl (%esp), %ebx
		237	ret
		238
		239	.section .note.GNU-stack,"",@progbits

Lines 18-24 Link Here

(-)mysql/strings/my_strtoll10-x86.s (-2 / +16 lines)
18		18
19	.file "my_strtoll10-x86.s"	19	.file "my_strtoll10-x86.s"
20	.version "01.01"	20	.version "01.01"
21	.data	21	.section .rodata
22	.align 32	22	.align 32
23	.type lfactor,@object	23	.type lfactor,@object
24	.size lfactor,36	24	.size lfactor,36
Lines 315-321 my_strtoll10: Link Here
315	.Lend_i_and_j:	315	.Lend_i_and_j:
316	movl %esi,%ecx	316	movl %esi,%ecx
317	subl -12(%ebp),%ecx # ecx= number of digits in second part	317	subl -12(%ebp),%ecx # ecx= number of digits in second part
318	movl lfactor(,%ecx,4),%eax	318
		319	call __i686.get_pc_thunk.bx
		320	addl $_GLOBAL_OFFSET_TABLE_,%ebx
		321
		322	movl lfactor@GOTOFF(%ebx,%ecx,4),%eax
319	jmp .L523	323	jmp .L523
320		324
321	# Return -8(%ebp) * $1000000000 + edi	325	# Return -8(%ebp) * $1000000000 + edi
Lines 400-402 my_strtoll10: Link Here
400	.comm end_ptr,120,32	404	.comm end_ptr,120,32
401	.comm error,120,32	405	.comm error,120,32
402	.ident "Monty"	406	.ident "Monty"
		407
		408	.section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits
		409	.globl __i686.get_pc_thunk.bx
		410	.hidden __i686.get_pc_thunk.bx
		411	.type __i686.get_pc_thunk.bx, @function
		412	__i686.get_pc_thunk.bx:
		413	movl (%esp), %ebx
		414	ret
		415
		416	.section .note.GNU-stack,"",@progbits

Lines 415-417 next_str: Link Here

(-)mysql/strings/strings-x86.s (+2 lines)
415	ret	415	ret
416	.strxmov_end:	416	.strxmov_end:
417	.size strxmov,.strxmov_end-strxmov	417	.size strxmov,.strxmov_end-strxmov
		418
		419	.section .note.GNU-stack,"",@progbits

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