sparcv9-gf2m.S revision 1.1
1 #ifndef __ASSEMBLER__ 2 # define __ASSEMBLER__ 1 3 #endif 4 #include "crypto/sparc_arch.h" 5 6 #ifdef __arch64__ 7 .register %g2,#scratch 8 .register %g3,#scratch 9 #endif 10 11 #ifdef __PIC__ 12 SPARC_PIC_THUNK(%g1) 13 #endif 14 15 .globl bn_GF2m_mul_2x2 16 .align 16 17 bn_GF2m_mul_2x2: 18 SPARC_LOAD_ADDRESS_LEAF(OPENSSL_sparcv9cap_P,%g1,%g5) 19 ld [%g1+0],%g1 ! OPENSSL_sparcv9cap_P[0] 20 21 andcc %g1, SPARCV9_VIS3, %g0 22 bz,pn %icc,.Lsoftware 23 nop 24 25 sllx %o1, 32, %o1 26 sllx %o3, 32, %o3 27 or %o2, %o1, %o1 28 or %o4, %o3, %o3 29 .word 0x95b262ab ! xmulx %o1, %o3, %o2 30 .word 0x99b262cb ! xmulxhi %o1, %o3, %o4 31 srlx %o2, 32, %o1 ! 13 cycles later 32 st %o2, [%o0+0] 33 st %o1, [%o0+4] 34 srlx %o4, 32, %o3 35 st %o4, [%o0+8] 36 retl 37 st %o3, [%o0+12] 38 39 .align 16 40 .Lsoftware: 41 save %sp,-STACK_FRAME-128,%sp 42 43 sllx %i1,32,%g1 44 mov -1,%o4 45 sllx %i3,32,%o7 46 or %i2,%g1,%g1 47 srlx %o4,1,%o5 ! 0x7fff... 48 or %i4,%o7,%o7 49 srlx %o4,2,%o4 ! 0x3fff... 50 add %sp,STACK_BIAS+STACK_FRAME,%l0 51 52 sllx %g1,2,%o2 53 mov %g1,%o0 54 sllx %g1,1,%o1 55 56 srax %o2,63,%g5 ! broadcast 61st bit 57 and %o5,%o2,%o2 ! (a<<2)&0x7fff... 58 srlx %o5,2,%o5 59 srax %o1,63,%g4 ! broadcast 62nd bit 60 and %o4,%o1,%o1 ! (a<<1)&0x3fff... 61 srax %o0,63,%g1 ! broadcast 63rd bit 62 and %o5,%o0,%o0 ! (a<<0)&0x1fff... 63 64 sllx %o0,3,%o3 65 and %o7,%g1,%g1 66 and %o7,%g4,%g4 67 and %o7,%g5,%g5 68 69 stx %g0,[%l0+0*8] ! tab[0]=0 70 xor %o0,%o1,%o4 71 stx %o0,[%l0+1*8] ! tab[1]=a1 72 stx %o1,[%l0+2*8] ! tab[2]=a2 73 xor %o2,%o3,%o5 74 stx %o4,[%l0+3*8] ! tab[3]=a1^a2 75 xor %o2,%o0,%o0 76 77 stx %o2,[%l0+4*8] ! tab[4]=a4 78 xor %o2,%o1,%o1 79 stx %o0,[%l0+5*8] ! tab[5]=a1^a4 80 xor %o2,%o4,%o4 81 stx %o1,[%l0+6*8] ! tab[6]=a2^a4 82 xor %o5,%o0,%o0 83 stx %o4,[%l0+7*8] ! tab[7]=a1^a2^a4 84 xor %o5,%o1,%o1 85 86 stx %o3,[%l0+8*8] ! tab[8]=a8 87 xor %o5,%o4,%o4 88 stx %o0,[%l0+9*8] ! tab[9]=a1^a8 89 xor %o2,%o0,%o0 90 stx %o1,[%l0+10*8] ! tab[10]=a2^a8 91 xor %o2,%o1,%o1 92 stx %o4,[%l0+11*8] ! tab[11]=a1^a2^a8 93 94 xor %o2,%o4,%o4 95 stx %o5,[%l0+12*8] ! tab[12]=a4^a8 96 srlx %g1,1,%o3 97 stx %o0,[%l0+13*8] ! tab[13]=a1^a4^a8 98 sllx %g1,63,%g1 99 stx %o1,[%l0+14*8] ! tab[14]=a2^a4^a8 100 srlx %g4,2,%g2 101 stx %o4,[%l0+15*8] ! tab[15]=a1^a2^a4^a8 102 103 sllx %g4,62,%o0 104 sllx %o7,3,%g4 105 srlx %g5,3,%g3 106 and %g4,120,%g4 107 sllx %g5,61,%o1 108 ldx [%l0+%g4],%g4 109 srlx %o7,4-3,%g5 110 xor %g2,%o3,%o3 111 and %g5,120,%g5 112 xor %o0,%g1,%g1 113 ldx [%l0+%g5],%g5 114 xor %g3,%o3,%o3 115 116 xor %g4,%g1,%g1 117 srlx %o7,8-3,%g4 118 xor %o1,%g1,%g1 119 and %g4,120,%g4 120 sllx %g5,4,%g2 121 ldx [%l0+%g4],%g4 122 srlx %g5,60,%g3 123 xor %g2,%g1,%g1 124 srlx %o7,12-3,%g5 125 xor %g3,%o3,%o3 126 and %g5,120,%g5 127 sllx %g4,8,%g3 128 ldx [%l0+%g5],%g5 129 srlx %g4,56,%g2 130 xor %g3,%g1,%g1 131 srlx %o7,16-3,%g4 132 xor %g2,%o3,%o3 133 and %g4,120,%g4 134 sllx %g5,12,%g2 135 ldx [%l0+%g4],%g4 136 srlx %g5,52,%g3 137 xor %g2,%g1,%g1 138 srlx %o7,20-3,%g5 139 xor %g3,%o3,%o3 140 and %g5,120,%g5 141 sllx %g4,16,%g3 142 ldx [%l0+%g5],%g5 143 srlx %g4,48,%g2 144 xor %g3,%g1,%g1 145 srlx %o7,24-3,%g4 146 xor %g2,%o3,%o3 147 and %g4,120,%g4 148 sllx %g5,20,%g2 149 ldx [%l0+%g4],%g4 150 srlx %g5,44,%g3 151 xor %g2,%g1,%g1 152 srlx %o7,28-3,%g5 153 xor %g3,%o3,%o3 154 and %g5,120,%g5 155 sllx %g4,24,%g3 156 ldx [%l0+%g5],%g5 157 srlx %g4,40,%g2 158 xor %g3,%g1,%g1 159 srlx %o7,32-3,%g4 160 xor %g2,%o3,%o3 161 and %g4,120,%g4 162 sllx %g5,28,%g2 163 ldx [%l0+%g4],%g4 164 srlx %g5,36,%g3 165 xor %g2,%g1,%g1 166 srlx %o7,36-3,%g5 167 xor %g3,%o3,%o3 168 and %g5,120,%g5 169 sllx %g4,32,%g3 170 ldx [%l0+%g5],%g5 171 srlx %g4,32,%g2 172 xor %g3,%g1,%g1 173 srlx %o7,40-3,%g4 174 xor %g2,%o3,%o3 175 and %g4,120,%g4 176 sllx %g5,36,%g2 177 ldx [%l0+%g4],%g4 178 srlx %g5,28,%g3 179 xor %g2,%g1,%g1 180 srlx %o7,44-3,%g5 181 xor %g3,%o3,%o3 182 and %g5,120,%g5 183 sllx %g4,40,%g3 184 ldx [%l0+%g5],%g5 185 srlx %g4,24,%g2 186 xor %g3,%g1,%g1 187 srlx %o7,48-3,%g4 188 xor %g2,%o3,%o3 189 and %g4,120,%g4 190 sllx %g5,44,%g2 191 ldx [%l0+%g4],%g4 192 srlx %g5,20,%g3 193 xor %g2,%g1,%g1 194 srlx %o7,52-3,%g5 195 xor %g3,%o3,%o3 196 and %g5,120,%g5 197 sllx %g4,48,%g3 198 ldx [%l0+%g5],%g5 199 srlx %g4,16,%g2 200 xor %g3,%g1,%g1 201 srlx %o7,56-3,%g4 202 xor %g2,%o3,%o3 203 and %g4,120,%g4 204 sllx %g5,52,%g2 205 ldx [%l0+%g4],%g4 206 srlx %g5,12,%g3 207 xor %g2,%g1,%g1 208 srlx %o7,60-3,%g5 209 xor %g3,%o3,%o3 210 and %g5,120,%g5 211 sllx %g4,56,%g3 212 ldx [%l0+%g5],%g5 213 srlx %g4,8,%g2 214 xor %g3,%g1,%g1 215 216 sllx %g5,60,%g3 217 xor %g2,%o3,%o3 218 srlx %g5,4,%g2 219 xor %g3,%g1,%g1 220 xor %g2,%o3,%o3 221 222 srlx %g1,32,%i1 223 st %g1,[%i0+0] 224 st %i1,[%i0+4] 225 srlx %o3,32,%i2 226 st %o3,[%i0+8] 227 st %i2,[%i0+12] 228 229 ret 230 restore 231 .type bn_GF2m_mul_2x2,#function 232 .size bn_GF2m_mul_2x2,.-bn_GF2m_mul_2x2 233 .asciz "GF(2^m) Multiplication for SPARCv9, CRYPTOGAMS by <appro (at) openssl.org>" 234 .align 4 235
Indexes created Tue Jul 14 00:26:25 UTC 2026