Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /* csum_copy.S: Checksum+copy code for sparc64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  * Copyright (C) 2005 David S. Miller <davem@davemloft.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) #include <asm/export.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #ifdef __KERNEL__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #define GLOBAL_SPARE	%g7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #define GLOBAL_SPARE	%g5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #ifndef EX_LD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #define EX_LD(x)	x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #ifndef EX_ST
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #define EX_ST(x)	x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #ifndef EX_RETVAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #define EX_RETVAL(x)	x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #ifndef LOAD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define LOAD(type,addr,dest)	type [addr], dest
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #ifndef STORE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #define STORE(type,src,addr)	type src, [addr]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) #ifndef FUNC_NAME
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) #define FUNC_NAME	csum_partial_copy_nocheck
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	.register	%g2, #scratch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	.register	%g3, #scratch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	.text
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 90:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	/* We checked for zero length already, so there must be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	 * at least one byte.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	be,pt		%icc, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	 nop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	EX_LD(LOAD(ldub, %o0 + 0x00, %o4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	add		%o0, 1, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	sub		%o2, 1, %o2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	EX_ST(STORE(stb, %o4, %o1 + 0x00))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	add		%o1, 1, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 1:	andcc		%o0, 0x2, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	be,pn		%icc, 80f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	 cmp		%o2, 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	blu,pn		%icc, 60f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	 nop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	EX_LD(LOAD(lduh, %o0 + 0x00, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	add		%o0, 2, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	sub		%o2, 2, %o2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	EX_ST(STORE(sth, %o5, %o1 + 0x00))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	add		%o1, 2, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	ba,pt		%xcc, 80f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	 add		%o5, %o4, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	.globl		FUNC_NAME
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	.type		FUNC_NAME,#function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	EXPORT_SYMBOL(FUNC_NAME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) FUNC_NAME:		/* %o0=src, %o1=dst, %o2=len */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	LOAD(prefetch, %o0 + 0x000, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 	xor		%o0, %o1, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	mov		-1, %o3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	clr		%o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	andcc		%g1, 0x3, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	bne,pn		%icc, 95f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	 LOAD(prefetch, %o0 + 0x040, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	brz,pn		%o2, 70f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	 andcc		%o0, 0x3, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	/* We "remember" whether the lowest bit in the address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	 * was set in GLOBAL_SPARE.  Because if it is, we have to swap
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	 * upper and lower 8 bit fields of the sum we calculate.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	bne,pn		%icc, 90b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	 andcc		%o0, 0x1, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 80:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	LOAD(prefetch, %o0 + 0x080, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	andncc		%o2, 0x3f, %g3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	LOAD(prefetch, %o0 + 0x0c0, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	sub		%o2, %g3, %o2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	brz,pn		%g3, 2f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	 LOAD(prefetch, %o0 + 0x100, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	/* So that we don't need to use the non-pairing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	 * add-with-carry instructions we accumulate 32-bit
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	 * values into a 64-bit register.  At the end of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	 * loop we fold it down to 32-bits and so on.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	ba,pt		%xcc, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	LOAD(prefetch, %o0 + 0x140, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	.align		32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 1:	EX_LD(LOAD(lduw, %o0 + 0x00, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	EX_LD(LOAD(lduw, %o0 + 0x04, %g1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	EX_LD(LOAD(lduw, %o0 + 0x08, %g2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	EX_ST(STORE(stw, %o5, %o1 + 0x00))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	EX_LD(LOAD(lduw, %o0 + 0x0c, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	add		%o4, %g1, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	EX_ST(STORE(stw, %g1, %o1 + 0x04))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	EX_LD(LOAD(lduw, %o0 + 0x10, %g1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	add		%o4, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	EX_ST(STORE(stw, %g2, %o1 + 0x08))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	EX_LD(LOAD(lduw, %o0 + 0x14, %g2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	EX_ST(STORE(stw, %o5, %o1 + 0x0c))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	EX_LD(LOAD(lduw, %o0 + 0x18, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	add		%o4, %g1, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	EX_ST(STORE(stw, %g1, %o1 + 0x10))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	EX_LD(LOAD(lduw, %o0 + 0x1c, %g1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	add		%o4, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	EX_ST(STORE(stw, %g2, %o1 + 0x14))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	EX_LD(LOAD(lduw, %o0 + 0x20, %g2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	EX_ST(STORE(stw, %o5, %o1 + 0x18))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	EX_LD(LOAD(lduw, %o0 + 0x24, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	add		%o4, %g1, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	EX_ST(STORE(stw, %g1, %o1 + 0x1c))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	EX_LD(LOAD(lduw, %o0 + 0x28, %g1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	add		%o4, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	EX_ST(STORE(stw, %g2, %o1 + 0x20))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	EX_LD(LOAD(lduw, %o0 + 0x2c, %g2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	EX_ST(STORE(stw, %o5, %o1 + 0x24))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	EX_LD(LOAD(lduw, %o0 + 0x30, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	add		%o4, %g1, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	EX_ST(STORE(stw, %g1, %o1 + 0x28))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	EX_LD(LOAD(lduw, %o0 + 0x34, %g1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	add		%o4, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	EX_ST(STORE(stw, %g2, %o1 + 0x2c))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	EX_LD(LOAD(lduw, %o0 + 0x38, %g2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	EX_ST(STORE(stw, %o5, %o1 + 0x30))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	EX_LD(LOAD(lduw, %o0 + 0x3c, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 	add		%o4, %g1, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	EX_ST(STORE(stw, %g1, %o1 + 0x34))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	LOAD(prefetch, %o0 + 0x180, #n_reads)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	add		%o4, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	EX_ST(STORE(stw, %g2, %o1 + 0x38))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	subcc		%g3, 0x40, %g3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	add		%o0, 0x40, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	EX_ST(STORE(stw, %o5, %o1 + 0x3c))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	bne,pt		%icc, 1b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	 add		%o1, 0x40, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 2:	and		%o2, 0x3c, %g3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	brz,pn		%g3, 2f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	 sub		%o2, %g3, %o2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 1:	EX_LD(LOAD(lduw, %o0 + 0x00, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	subcc		%g3, 0x4, %g3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	add		%o0, 0x4, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	EX_ST(STORE(stw, %o5, %o1 + 0x00))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	bne,pt		%icc, 1b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	 add		%o1, 0x4, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	/* fold 64-->32 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	srlx		%o4, 32, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	srl		%o4, 0, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	srlx		%o4, 32, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	srl		%o4, 0, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	/* fold 32-->16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	sethi		%hi(0xffff0000), %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	srl		%o4, 16, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	andn		%o4, %g1, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	add		%o5, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 	srl		%o4, 16, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	andn		%o4, %g1, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	add		%o5, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 60:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	/* %o4 has the 16-bit sum we have calculated so-far.  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 	cmp		%o2, 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 	blu,pt		%icc, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	 nop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 	EX_LD(LOAD(lduh, %o0 + 0x00, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	sub		%o2, 2, %o2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	add		%o0, 2, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	EX_ST(STORE(sth, %o5, %o1 + 0x00))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	add		%o1, 0x2, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 1:	brz,pt		%o2, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	 nop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	EX_LD(LOAD(ldub, %o0 + 0x00, %o5))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	sub		%o2, 1, %o2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	add		%o0, 1, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	EX_ST(STORE(stb, %o5, %o1 + 0x00))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	sllx		%o5, 8, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	add		%o1, 1, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	add		%o4, %o5, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	/* fold 32-->16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 	sethi		%hi(0xffff0000), %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	srl		%o4, 16, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	andn		%o4, %g1, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	add		%o5, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	srl		%o4, 16, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 	andn		%o4, %g1, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	add		%o5, %g2, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 1:	brz,pt		GLOBAL_SPARE, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 	 nop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	/* We started with an odd byte, byte-swap the result.  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	srl		%o4, 8, %o5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 	and		%o4, 0xff, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	sll		%g1, 8, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	or		%o5, %g1, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 1:	addcc		%o3, %o4, %o3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 	addc		%g0, %o3, %o3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 70:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	retl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 	 srl		%o3, 0, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 95:	mov		0, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 	brlez,pn	%o2, 4f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 	 andcc		%o0, 1, %o5		
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 	be,a,pt		%icc, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 	 srl		%o2, 1, %g1		
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 	sub		%o2, 1, %o2	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 	EX_LD(LOAD(ldub, %o0, GLOBAL_SPARE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 	add		%o0, 1, %o0	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 	EX_ST(STORE(stb, GLOBAL_SPARE, %o1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 	srl		%o2, 1, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 	add		%o1, 1, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 1:	brz,a,pn	%g1, 3f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 	 andcc		%o2, 1, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 	andcc		%o0, 2, %g0	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 	be,a,pt		%icc, 1f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 	 srl		%g1, 1, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 	EX_LD(LOAD(lduh, %o0, %o4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 	sub		%o2, 2, %o2	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 	srl		%o4, 8, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 	sub		%g1, 1, %g1	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 	EX_ST(STORE(stb, %g2, %o1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 	add		%o4, GLOBAL_SPARE, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 	EX_ST(STORE(stb, %o4, %o1 + 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 	add		%o0, 2, %o0	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 	srl		%g1, 1, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 	add		%o1, 2, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 1:	brz,a,pn	%g1, 2f		
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 	 andcc		%o2, 2, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 	EX_LD(LOAD(lduw, %o0, %o4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 5:	srl		%o4, 24, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 	srl		%o4, 16, %g3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 	EX_ST(STORE(stb, %g2, %o1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 	srl		%o4, 8, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 	EX_ST(STORE(stb, %g3, %o1 + 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 	add		%o0, 4, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 	EX_ST(STORE(stb, %g2, %o1 + 2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 	addcc		%o4, GLOBAL_SPARE, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	EX_ST(STORE(stb, %o4, %o1 + 3))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 	addc		GLOBAL_SPARE, %g0, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	add		%o1, 4, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 	subcc		%g1, 1, %g1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 	bne,a,pt	%icc, 5b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 	 EX_LD(LOAD(lduw, %o0, %o4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 	sll		GLOBAL_SPARE, 16, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 	srl		GLOBAL_SPARE, 16, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 	srl		%g2, 16, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 	andcc		%o2, 2, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 	add		%g2, GLOBAL_SPARE, GLOBAL_SPARE 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 2:	be,a,pt		%icc, 3f		
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 	 andcc		%o2, 1, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 	EX_LD(LOAD(lduh, %o0, %o4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 	andcc		%o2, 1, %g0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) 	srl		%o4, 8, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 	add		%o0, 2, %o0	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 	EX_ST(STORE(stb, %g2, %o1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 	add		GLOBAL_SPARE, %o4, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 	EX_ST(STORE(stb, %o4, %o1 + 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 	add		%o1, 2, %o1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) 3:	be,a,pt		%icc, 1f		
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) 	 sll		GLOBAL_SPARE, 16, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 	EX_LD(LOAD(ldub, %o0, %g2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 	sll		%g2, 8, %o4	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) 	EX_ST(STORE(stb, %g2, %o1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 	add		GLOBAL_SPARE, %o4, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 	sll		GLOBAL_SPARE, 16, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) 1:	addcc		%o4, GLOBAL_SPARE, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) 	srl		GLOBAL_SPARE, 16, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) 	addc		%g0, %o4, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) 	brz,pt		%o5, 4f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) 	 srl		GLOBAL_SPARE, 8, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) 	and		GLOBAL_SPARE, 0xff, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) 	and		%o4, 0xff, %o4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) 	sll		%g2, 8, %g2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) 	or		%g2, %o4, GLOBAL_SPARE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) 4:	addcc		%o3, GLOBAL_SPARE, %o3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) 	addc		%g0, %o3, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 	retl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) 	 srl		%o0, 0, %o0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 	.size		FUNC_NAME, .-FUNC_NAME