crc32.asm

zlib dll in wince 5.0 parfrom

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	.type	get_crc_table#	,@function 
        .global get_crc_table#
// Function compile flags: /Odtp
// File f:\study\wincezip\dll\crc32.c
	.section	.text

// Begin code for function: get_crc_table:
	.proc	get_crc_table#
	.align 32
get_crc_table: 
// Output regs: None

// 211  :     return (const unsigned long FAR *)crc_table;
// 212  : }

 {   .mmi  //R-Addr: 0X00 
	addl	r31=@ltoff(crc_table#),gp;;		    //211 	cc:0
	ld8	r8=[r31]				    //211 	cc:1
	nop.i	 0;;
 }
 {   .mmb  //R-Addr: 0X010 
	nop.m	 0
	nop.m	 0
	br.ret.sptk.many b0;;				    //212 	cc:0
 }
// End code for function:
	.endp	get_crc_table#
	.type	crc32#	,@function 
        .global crc32#
	.section	.pdata
$T78871: data4	@imagerel($LN13@crc32#)
	data4	@imagerel($LN13@crc32#+2064)
	data4	@imagerel($T78869#)
	.section	.xdata
$T78869: data2	03H
	data2	00H
	data4	03H
	string	"\x0b"		//R1:prologue size 11
	string	"\xe6\x00"	//P7:pfs_when time 0
	string	"\xb1\x24"	//P3:pfs_gr 36
	string	"\xe4\x01"	//P7:rp_when time 1
	string	"\xb0\xa3"	//P3:rp_gr 35
	string	"\xe0\x02\x03"	//P7:mem_stack_f time 2 size 3
	string	"\x61\xf8\x02"	//R3:body size 376
	string	"\x81"		//B1:label_state 1
	string	"\xc0\x05"	//B2:ecount 0 time 5
	string	"\x00\x00\x00\x00\x00\x00" //padding
// Function compile flags: /Odtp
	.section	.text

// Begin code for function: crc32:
	.proc	crc32#
	.align 32
endian$78725	= 16
$T78867	= 20
$T78868	= 24
crc$	= 32
buf$	= 40
len$	= 48
crc32: 
// crc$ = r32
// buf$ = r33
// len$ = r34
// Output regs: r37-r39
$LN13@crc32:

// 223  : {
// 224  :     if (buf == Z_NULL) return 0UL;

 {   .mii  //R-Addr: 0X00 
	alloc	r36=3, 2, 3, 0				    //223 	cc:0
	mov	r35=b0					    //223 	cc:0
	adds	sp=-48, sp;;				    //223 	cc:0, ffffffd0H
 }
 {   .mmi  //R-Addr: 0X010 
	ld8.nta	r2=[sp]					    //223 	cc:1
	adds	r31=crc$, sp
	adds	r30=buf$, sp
 }
 {   .mmi  //R-Addr: 0X020 
	adds	r29=len$, sp;;
	st4	[r31]=r32
	nop.i	 0
 }
 {   .mmi  //R-Addr: 0X030 
	st8	[r30]=r33;;
	st4	[r29]=r34
	nop.i	 0;;
 }
 {   .mmi  //R-Addr: 0X040 
	adds	r28=buf$, sp;;				    //224 	cc:0
	ld8	r27=[r28]				    //224 	cc:1
	nop.i	 0;;
 }
 {   .mmb  //R-Addr: 0X050 
	cmp.ne.unc p14,p15=r0, r27			    //224 	cc:2
	nop.m	 0
  (p14)	br.cond.dptk.few $LN10@crc32#;;			    //224 	cc:2
 }

// 224  :     if (buf == Z_NULL) return 0UL;

 {   .mmb  //R-Addr: 0X060 
	mov	r8=r0					    //224 	cc:3
	nop.m	 0
	br.cond.sptk.few $LN11@crc32#;;			    //224 	cc:3
 }
$LN10@crc32:

// 225  : 
// 226  : #ifdef DYNAMIC_CRC_TABLE
// 227  :     if (crc_table_empty)
// 228  :         make_crc_table();
// 229  : #endif /* DYNAMIC_CRC_TABLE */
// 230  : 
// 231  : #ifdef BYFOUR
// 232  :     if (sizeof(void *) == sizeof(ptrdiff_t)) {

 {   .mmi  //R-Addr: 0X070 
	mov	r26=1;;					    //232 	cc:0
	cmp4.eq.unc p14,p15=r0, r26			    //232 	cc:1
	nop.i	 0
 }
 {   .mmb  //R-Addr: 0X080 
	nop.m	 0
	nop.m	 0
  (p14)	br.cond.dptk.few $LN9@crc32#;;			    //232 	cc:1
 }

// 233  :         u4 endian;
// 234  : 
// 235  :         endian = 1;
// 236  :         if (*((unsigned char *)(&endian)))

 {   .mib  //R-Addr: 0X090 
	mov	r25=1					    //235 	cc:0
	adds	r22=endian$78725, sp			    //235 	cc:0
	nop.b	 0;;
 }
 {   .mmi  //R-Addr: 0X0a0 
	st4	[r22]=r25;;				    //235 	cc:1
	adds	r21=endian$78725, sp			    //236 	cc:0
	nop.i	 0;;
 }
 {   .mmi  //R-Addr: 0X0b0 
	ld1	r20=[r21];;				    //236 	cc:1
	cmp4.eq.unc p14,p15=r0, r20			    //236 	cc:2
	nop.i	 0
 }
 {   .mmb  //R-Addr: 0X0c0 
	nop.m	 0
	nop.m	 0
  (p14)	br.cond.dptk.few $LN8@crc32#;;			    //236 	cc:2
 }

// 237  :             return crc32_little(crc, buf, len);

 {   .mmi  //R-Addr: 0X0d0 
	adds	r19=len$, sp				    //237 	cc:0
	adds	r18=buf$, sp				    //237 	cc:0
	adds	r17=crc$, sp;;				    //237 	cc:0
 }
 {   .mmb  //R-Addr: 0X0e0 
	ld4	r39=[r19]				    //237 	cc:1
	ld8	r38=[r18]				    //237 	cc:1
	nop.b	 0;;
 }
 {   .mmb  //R-Addr: 0X0f0 
	ld4	r37=[r17]				    //237 	cc:2
	nop.m	 0
	br.call.sptk.few b0=crc32_little#;;		    //237 	cc:2
 }
 {   .mib  //R-Addr: 0X0100 
	adds	r16=$T78867, sp				    //237 	cc:13
	adds	r15=$T78867, sp				    //237 	cc:13
	nop.b	 0;;
 }
 {   .mmb  //R-Addr: 0X0110 
	st4	[r16]=r8				    //237 	cc:14
	ld4	r8=[r15]				    //237 	cc:14
	br.cond.sptk.few $LN11@crc32#;;			    //237 	cc:14
 }

// 238  :         else

 {   .mmb  //R-Addr: 0X0120 
	nop.m	 0
	nop.m	 0
	br.cond.sptk.few $LN9@crc32#;;			    //238 	cc:0
 }
$LN8@crc32:

// 239  :             return crc32_big(crc, buf, len);

 {   .mmi  //R-Addr: 0X0130 
	adds	r11=len$, sp				    //239 	cc:0
	adds	r10=buf$, sp				    //239 	cc:0
	adds	r9=crc$, sp;;				    //239 	cc:0
 }
 {   .mmb  //R-Addr: 0X0140 
	ld4	r39=[r11]				    //239 	cc:1
	ld8	r38=[r10]				    //239 	cc:1
	nop.b	 0;;
 }
 {   .mmb  //R-Addr: 0X0150 
	ld4	r37=[r9]				    //239 	cc:2
	nop.m	 0
	br.call.sptk.few b0=crc32_big#;;		    //239 	cc:2
 }
 {   .mib  //R-Addr: 0X0160 
	adds	r31=$T78868, sp				    //239 	cc:13
	adds	r30=$T78868, sp				    //239 	cc:13
	nop.b	 0;;
 }
 {   .mmb  //R-Addr: 0X0170 
	st4	[r31]=r8				    //239 	cc:14
	ld4	r8=[r30]				    //239 	cc:14
	br.cond.sptk.few $LN11@crc32#;;			    //239 	cc:14
 }
$LN9@crc32:

// 240  :     }
// 241  : #endif /* BYFOUR */
// 242  :     crc = crc ^ 0xffffffffUL;

 {   .mib  //R-Addr: 0X0180 
	adds	r29=crc$, sp				    //242 	cc:0
	adds	r26=crc$, sp				    //242 	cc:0
	nop.b	 0;;
 }
 {   .mmi  //R-Addr: 0X0190 
	ld4	r28=[r29];;				    //242 	cc:1
	xor	r27=-1, r28				    //242 	cc:2
	nop.i	 0;;
 }
 {   .mmb  //R-Addr: 0X01a0 
	st4	[r26]=r27				    //242 	cc:3
	nop.m	 0
	nop.b	 0;;
 }
$LN6@crc32:

// 243  :     while (len >= 8) {

 {   .mmi  //R-Addr: 0X01b0 
	adds	r25=len$, sp;;				    //243 	cc:0
	ld4	r22=[r25]				    //243 	cc:1
	nop.i	 0;;
 }
 {   .mmb  //R-Addr: 0X01c0 
	cmp4.gtu.unc p14,p15=8, r22			    //243 	cc:2
	nop.m	 0
  (p14)	br.cond.dptk.few $LN5@crc32#;;			    //243 	cc:2
 }

// 244  :         DO8;
// 245  :         len -= 8;
// 246  :     }

 {   .mmi  //R-Addr: 0X01d0 
	adds	r21=buf$, sp				    //244 	cc:0
	adds	r18=crc$, sp				    //244 	cc:0
	addl	r9=@ltoff(crc_table#),gp		    //244 	cc:0
 }
 {   .mmi  //R-Addr: 0X01e0 
	adds	r30=crc$, sp				    //244 	cc:0
	adds	r25=crc$, sp				    //244 	cc:0
	adds	r22=buf$, sp;;				    //244 	cc:0
 }
 {   .mmi  //R-Addr: 0X01f0 
	ld8	r20=[r21]				    //244 	cc:1
	ld4	r17=[r18]				    //244 	cc:1
	adds	r18=buf$, sp;;				    //244 	cc:1
 }
 {   .mmi  //R-Addr: 0X0200 
	ld8	r8=[r9]					    //244 	cc:2
	ld4	r29=[r30]				    //244 	cc:2
	addl	r30=@ltoff(crc_table#),gp;;		    //244 	cc:2
 }
 {   .mii  //R-Addr: 0X0210 
	ld1	r19=[r20]				    //244 	cc:3
	extr.u	r28=r29, 8, 24;;			    //244 	cc:3
	xor	r16=r17, r19				    //244 	cc:4
 }
 {   .mmi  //R-Addr: 0X0220 
	adds	r19=buf$, sp;;				    //244 	cc:4
	nop.m	 0
	zxt1	r15=r16;;				    //244 	cc:5
 }
 {   .mii  //R-Addr: 0X0230 
	nop.m	 0
	sxt4	r11=r15					    //244 	cc:6
	adds	r15=crc$, sp;;				    //244 	cc:6
 }
 {   .mii  //R-Addr: 0X0240 
	nop.m	 0
	shl	r10=r11, 2;;				    //244 	cc:7
	add	r31=r8, r10;;				    //244 	cc:8
 }
 {   .mmi  //R-Addr: 0X0250 
	ld4	r27=[r31];;				    //244 	cc:9
	xor	r26=r27, r28				    //244 	cc:10
	adds	r27=crc$, sp;;				    //244 	cc:10
 }
 {   .mmb  //R-Addr: 0X0260 
	st4	[r25]=r26				    //244 	cc:11
	ld8	r21=[r22]				    //244 	cc:11
	nop.b	 0;;
 }
 {   .mmi  //R-Addr: 0X0270 
	adds	r20=1, r21;;				    //244 	cc:12
	st8	[r19]=r20				    //244 	cc:13
	adds	r20=crc$, sp				    //244 	cc:13
 }
 {   .mmi  //R-Addr: 0X0280 
	ld8	r17=[r18]				    //244 	cc:13
	ld4	r11=[r15]				    //244 	cc:13
	adds	r19=buf$, sp;;				    //244 	cc:13
 }
 {   .mmi  //R-Addr: 0X0290 
	ld8	r29=[r30]				    //244 	cc:14
	ld4	r26=[r27]				    //244 	cc:14
	adds	r15=buf$, sp				    //244 	cc:14
 }
 {   .mmi  //R-Addr: 0X02a0 
	addl	r27=@ltoff(crc_table#),gp;;		    //244 	cc:14
	ld1	r16=[r17]				    //244 	cc:15
	extr.u	r25=r26, 8, 24;;			    //244 	cc:15
 }
 {   .mii  //R-Addr: 0X02b0 
	xor	r10=r11, r16				    //244 	cc:16
	adds	r16=buf$, sp;;				    //244 	cc:16
	zxt1	r9=r10;;				    //244 	cc:17
 }
 {   .mii  //R-Addr: 0X02c0 
	nop.m	 0
	sxt4	r8=r9					    //244 	cc:18
	adds	r9=crc$, sp;;				    //244 	cc:18
 }
 {   .mii  //R-Addr: 0X02d0 
	nop.m	 0
	shl	r31=r8, 2;;				    //244 	cc:19
	add	r28=r29, r31;;				    //244 	cc:20
 }
 {   .mmi  //R-Addr: 0X02e0 
	ld4	r22=[r28];;				    //244 	cc:21
	xor	r21=r22, r25				    //244 	cc:22
	adds	r22=crc$, sp;;				    //244 	cc:22
 }
 {   .mmb  //R-Addr: 0X02f0 
	st4	[r20]=r21				    //244 	cc:23
	ld8	r18=[r19]				    //244 	cc:23
	nop.b	 0;;
 }
 {   .mmi  //R-Addr: 0X0300 
	adds	r17=1, r18;;				    //244 	cc:24
	st8	[r16]=r17				    //244 	cc:25
	adds	r17=crc$, sp				    //244 	cc:25
 }
 {   .mmi  //R-Addr: 0X0310 
	ld8	r11=[r15]				    //244 	cc:25
	ld4	r8=[r9]					    //244 	cc:25
	adds	r16=buf$, sp;;				    //244 	cc:25
 }
 {   .mmi  //R-Addr: 0X0320 
	ld8	r26=[r27]				    //244 	cc:26
	ld4	r21=[r22]				    //244 	cc:26
	adds	r9=buf$, sp;;				    //244 	cc:26
 }
 {   .mii  //R-Addr: 0X0330 
	ld1	r10=[r11]				    //244 	cc:27
	extr.u	r20=r21, 8, 24;;			    //244 	cc:27
	xor	r31=r8, r10				    //244 	cc:28
 }
 {   .mmi  //R-Addr: 0X0340 
	adds	r10=buf$, sp;;				    //244 	cc:28
	nop.m	 0
	zxt1	r30=r31;;				    //244 	cc:29
 }
 {   .mii  //R-Addr: 0X0350 
	nop.m	 0
	sxt4	r29=r30					    //244 	cc:30
	adds	r30=crc$, sp;;				    //244 	cc:30
 }
 {   .mii  //R-Addr: 0X0360 
	nop.m	 0
	shl	r28=r29, 2;;				    //244 	cc:31
	add	r25=r26, r28;;				    //244 	cc:32
 }
 {   .mmi  //R-Addr: 0X0370 
	ld4	r19=[r25];;				    //244 	cc:33
	xor	r18=r19, r20				    //244 	cc:34
	nop.i	 0;;
 }
 {   .mmb  //R-Addr: 0X0380 
	st4	[r17]=r18				    //244 	cc:35
	ld8	r15=[r16]				    //244 	cc:35
	nop.b	 0;;
 }
 {   .mmi  //R-Addr: 0X0390 
	adds	r11=1, r15;;				    //244 	cc:36
	st8	[r10]=r11				    //244 	cc:37
	nop.i	 0
 }