diff options
Diffstat (limited to 'crypto/openssl/crypto/bn/asm/alpha.s.works')
-rw-r--r-- | crypto/openssl/crypto/bn/asm/alpha.s.works | 533 |
1 files changed, 533 insertions, 0 deletions
diff --git a/crypto/openssl/crypto/bn/asm/alpha.s.works b/crypto/openssl/crypto/bn/asm/alpha.s.works new file mode 100644 index 0000000..ee6c587 --- /dev/null +++ b/crypto/openssl/crypto/bn/asm/alpha.s.works @@ -0,0 +1,533 @@ + + # DEC Alpha assember + # The bn_div64 is actually gcc output but the other parts are hand done. + # Thanks to tzeruch@ceddec.com for sending me the gcc output for + # bn_div64. + # I've gone back and re-done most of routines. + # The key thing to remeber for the 164 CPU is that while a + # multiply operation takes 8 cycles, another one can only be issued + # after 4 cycles have elapsed. I've done modification to help + # improve this. Also, normally, a ld instruction will not be available + # for about 3 cycles. + .file 1 "bn_asm.c" + .set noat +gcc2_compiled.: +__gnu_compiled_c: + .text + .align 3 + .globl bn_mul_add_words + .ent bn_mul_add_words +bn_mul_add_words: +bn_mul_add_words..ng: + .frame $30,0,$26,0 + .prologue 0 + .align 5 + subq $18,4,$18 + bis $31,$31,$0 + blt $18,$43 # if we are -1, -2, -3 or -4 goto tail code + ldq $20,0($17) # 1 1 + ldq $1,0($16) # 1 1 + .align 3 +$42: + mulq $20,$19,$5 # 1 2 1 ###### + ldq $21,8($17) # 2 1 + ldq $2,8($16) # 2 1 + umulh $20,$19,$20 # 1 2 ###### + ldq $27,16($17) # 3 1 + ldq $3,16($16) # 3 1 + mulq $21,$19,$6 # 2 2 1 ###### + ldq $28,24($17) # 4 1 + addq $1,$5,$1 # 1 2 2 + ldq $4,24($16) # 4 1 + umulh $21,$19,$21 # 2 2 ###### + cmpult $1,$5,$22 # 1 2 3 1 + addq $20,$22,$20 # 1 3 1 + addq $1,$0,$1 # 1 2 3 1 + mulq $27,$19,$7 # 3 2 1 ###### + cmpult $1,$0,$0 # 1 2 3 2 + addq $2,$6,$2 # 2 2 2 + addq $20,$0,$0 # 1 3 2 + cmpult $2,$6,$23 # 2 2 3 1 + addq $21,$23,$21 # 2 3 1 + umulh $27,$19,$27 # 3 2 ###### + addq $2,$0,$2 # 2 2 3 1 + cmpult $2,$0,$0 # 2 2 3 2 + subq $18,4,$18 + mulq $28,$19,$8 # 4 2 1 ###### + addq $21,$0,$0 # 2 3 2 + addq $3,$7,$3 # 3 2 2 + addq $16,32,$16 + cmpult $3,$7,$24 # 3 2 3 1 + stq $1,-32($16) # 1 2 4 + umulh $28,$19,$28 # 4 2 ###### + addq $27,$24,$27 # 3 3 1 + addq $3,$0,$3 # 3 2 3 1 + stq $2,-24($16) # 2 2 4 + cmpult $3,$0,$0 # 3 2 3 2 + stq $3,-16($16) # 3 2 4 + addq $4,$8,$4 # 4 2 2 + addq $27,$0,$0 # 3 3 2 + cmpult $4,$8,$25 # 4 2 3 1 + addq $17,32,$17 + addq $28,$25,$28 # 4 3 1 + addq $4,$0,$4 # 4 2 3 1 + cmpult $4,$0,$0 # 4 2 3 2 + stq $4,-8($16) # 4 2 4 + addq $28,$0,$0 # 4 3 2 + blt $18,$43 + + ldq $20,0($17) # 1 1 + ldq $1,0($16) # 1 1 + + br $42 + + .align 4 +$45: + ldq $20,0($17) # 4 1 + ldq $1,0($16) # 4 1 + mulq $20,$19,$5 # 4 2 1 + subq $18,1,$18 + addq $16,8,$16 + addq $17,8,$17 + umulh $20,$19,$20 # 4 2 + addq $1,$5,$1 # 4 2 2 + cmpult $1,$5,$22 # 4 2 3 1 + addq $20,$22,$20 # 4 3 1 + addq $1,$0,$1 # 4 2 3 1 + cmpult $1,$0,$0 # 4 2 3 2 + addq $20,$0,$0 # 4 3 2 + stq $1,-8($16) # 4 2 4 + bgt $18,$45 + ret $31,($26),1 # else exit + + .align 4 +$43: + addq $18,4,$18 + bgt $18,$45 # goto tail code + ret $31,($26),1 # else exit + + .end bn_mul_add_words + .align 3 + .globl bn_mul_words + .ent bn_mul_words +bn_mul_words: +bn_mul_words..ng: + .frame $30,0,$26,0 + .prologue 0 + .align 5 + subq $18,4,$18 + bis $31,$31,$0 + blt $18,$143 # if we are -1, -2, -3 or -4 goto tail code + ldq $20,0($17) # 1 1 + .align 3 +$142: + + mulq $20,$19,$5 # 1 2 1 ##### + ldq $21,8($17) # 2 1 + ldq $27,16($17) # 3 1 + umulh $20,$19,$20 # 1 2 ##### + ldq $28,24($17) # 4 1 + mulq $21,$19,$6 # 2 2 1 ##### + addq $5,$0,$5 # 1 2 3 1 + subq $18,4,$18 + cmpult $5,$0,$0 # 1 2 3 2 + umulh $21,$19,$21 # 2 2 ##### + addq $20,$0,$0 # 1 3 2 + addq $17,32,$17 + addq $6,$0,$6 # 2 2 3 1 + mulq $27,$19,$7 # 3 2 1 ##### + cmpult $6,$0,$0 # 2 2 3 2 + addq $21,$0,$0 # 2 3 2 + addq $16,32,$16 + umulh $27,$19,$27 # 3 2 ##### + stq $5,-32($16) # 1 2 4 + mulq $28,$19,$8 # 4 2 1 ##### + addq $7,$0,$7 # 3 2 3 1 + stq $6,-24($16) # 2 2 4 + cmpult $7,$0,$0 # 3 2 3 2 + umulh $28,$19,$28 # 4 2 ##### + addq $27,$0,$0 # 3 3 2 + stq $7,-16($16) # 3 2 4 + addq $8,$0,$8 # 4 2 3 1 + cmpult $8,$0,$0 # 4 2 3 2 + + addq $28,$0,$0 # 4 3 2 + + stq $8,-8($16) # 4 2 4 + + blt $18,$143 + + ldq $20,0($17) # 1 1 + + br $142 + + .align 4 +$145: + ldq $20,0($17) # 4 1 + mulq $20,$19,$5 # 4 2 1 + subq $18,1,$18 + umulh $20,$19,$20 # 4 2 + addq $5,$0,$5 # 4 2 3 1 + addq $16,8,$16 + cmpult $5,$0,$0 # 4 2 3 2 + addq $17,8,$17 + addq $20,$0,$0 # 4 3 2 + stq $5,-8($16) # 4 2 4 + + bgt $18,$145 + ret $31,($26),1 # else exit + + .align 4 +$143: + addq $18,4,$18 + bgt $18,$145 # goto tail code + ret $31,($26),1 # else exit + + .end bn_mul_words + .align 3 + .globl bn_sqr_words + .ent bn_sqr_words +bn_sqr_words: +bn_sqr_words..ng: + .frame $30,0,$26,0 + .prologue 0 + + subq $18,4,$18 + blt $18,$543 # if we are -1, -2, -3 or -4 goto tail code + ldq $20,0($17) # 1 1 + .align 3 +$542: + mulq $20,$20,$5 ###### + ldq $21,8($17) # 1 1 + subq $18,4 + umulh $20,$20,$1 ###### + ldq $27,16($17) # 1 1 + mulq $21,$21,$6 ###### + ldq $28,24($17) # 1 1 + stq $5,0($16) # r[0] + umulh $21,$21,$2 ###### + stq $1,8($16) # r[1] + mulq $27,$27,$7 ###### + stq $6,16($16) # r[0] + umulh $27,$27,$3 ###### + stq $2,24($16) # r[1] + mulq $28,$28,$8 ###### + stq $7,32($16) # r[0] + umulh $28,$28,$4 ###### + stq $3,40($16) # r[1] + + addq $16,64,$16 + addq $17,32,$17 + stq $8,-16($16) # r[0] + stq $4,-8($16) # r[1] + + blt $18,$543 + ldq $20,0($17) # 1 1 + br $542 + +$442: + ldq $20,0($17) # a[0] + mulq $20,$20,$5 # a[0]*w low part r2 + addq $16,16,$16 + addq $17,8,$17 + subq $18,1,$18 + umulh $20,$20,$1 # a[0]*w high part r3 + stq $5,-16($16) # r[0] + stq $1,-8($16) # r[1] + + bgt $18,$442 + ret $31,($26),1 # else exit + + .align 4 +$543: + addq $18,4,$18 + bgt $18,$442 # goto tail code + ret $31,($26),1 # else exit + .end bn_sqr_words + + .align 3 + .globl bn_add_words + .ent bn_add_words +bn_add_words: +bn_add_words..ng: + .frame $30,0,$26,0 + .prologue 0 + + subq $19,4,$19 + bis $31,$31,$0 # carry = 0 + blt $19,$900 + ldq $5,0($17) # a[0] + ldq $1,0($18) # b[1] + .align 3 +$901: + addq $1,$5,$1 # r=a+b; + ldq $6,8($17) # a[1] + cmpult $1,$5,$22 # did we overflow? + ldq $2,8($18) # b[1] + addq $1,$0,$1 # c+= overflow + ldq $7,16($17) # a[2] + cmpult $1,$0,$0 # overflow? + ldq $3,16($18) # b[2] + addq $0,$22,$0 + ldq $8,24($17) # a[3] + addq $2,$6,$2 # r=a+b; + ldq $4,24($18) # b[3] + cmpult $2,$6,$23 # did we overflow? + addq $3,$7,$3 # r=a+b; + addq $2,$0,$2 # c+= overflow + cmpult $3,$7,$24 # did we overflow? + cmpult $2,$0,$0 # overflow? + addq $4,$8,$4 # r=a+b; + addq $0,$23,$0 + cmpult $4,$8,$25 # did we overflow? + addq $3,$0,$3 # c+= overflow + stq $1,0($16) # r[0]=c + cmpult $3,$0,$0 # overflow? + stq $2,8($16) # r[1]=c + addq $0,$24,$0 + stq $3,16($16) # r[2]=c + addq $4,$0,$4 # c+= overflow + subq $19,4,$19 # loop-- + cmpult $4,$0,$0 # overflow? + addq $17,32,$17 # a++ + addq $0,$25,$0 + stq $4,24($16) # r[3]=c + addq $18,32,$18 # b++ + addq $16,32,$16 # r++ + + blt $19,$900 + ldq $5,0($17) # a[0] + ldq $1,0($18) # b[1] + br $901 + .align 4 +$945: + ldq $5,0($17) # a[0] + ldq $1,0($18) # b[1] + addq $1,$5,$1 # r=a+b; + subq $19,1,$19 # loop-- + addq $1,$0,$1 # c+= overflow + addq $17,8,$17 # a++ + cmpult $1,$5,$22 # did we overflow? + cmpult $1,$0,$0 # overflow? + addq $18,8,$18 # b++ + stq $1,0($16) # r[0]=c + addq $0,$22,$0 + addq $16,8,$16 # r++ + + bgt $19,$945 + ret $31,($26),1 # else exit + +$900: + addq $19,4,$19 + bgt $19,$945 # goto tail code + ret $31,($26),1 # else exit + .end bn_add_words + + # + # What follows was taken directly from the C compiler with a few + # hacks to redo the lables. + # +.text + .align 3 + .globl bn_div64 + .ent bn_div64 +bn_div64: + ldgp $29,0($27) +bn_div64..ng: + lda $30,-48($30) + .frame $30,48,$26,0 + stq $26,0($30) + stq $9,8($30) + stq $10,16($30) + stq $11,24($30) + stq $12,32($30) + stq $13,40($30) + .mask 0x4003e00,-48 + .prologue 1 + bis $16,$16,$9 + bis $17,$17,$10 + bis $18,$18,$11 + bis $31,$31,$13 + bis $31,2,$12 + bne $11,$119 + lda $0,-1 + br $31,$136 + .align 4 +$119: + bis $11,$11,$16 + jsr $26,BN_num_bits_word + ldgp $29,0($26) + subq $0,64,$1 + beq $1,$120 + bis $31,1,$1 + sll $1,$0,$1 + cmpule $9,$1,$1 + bne $1,$120 + # lda $16,_IO_stderr_ + # lda $17,$C32 + # bis $0,$0,$18 + # jsr $26,fprintf + # ldgp $29,0($26) + jsr $26,abort + ldgp $29,0($26) + .align 4 +$120: + bis $31,64,$3 + cmpult $9,$11,$2 + subq $3,$0,$1 + addl $1,$31,$0 + subq $9,$11,$1 + cmoveq $2,$1,$9 + beq $0,$122 + zapnot $0,15,$2 + subq $3,$0,$1 + sll $11,$2,$11 + sll $9,$2,$3 + srl $10,$1,$1 + sll $10,$2,$10 + bis $3,$1,$9 +$122: + srl $11,32,$5 + zapnot $11,15,$6 + lda $7,-1 + .align 5 +$123: + srl $9,32,$1 + subq $1,$5,$1 + bne $1,$126 + zapnot $7,15,$27 + br $31,$127 + .align 4 +$126: + bis $9,$9,$24 + bis $5,$5,$25 + divqu $24,$25,$27 +$127: + srl $10,32,$4 + .align 5 +$128: + mulq $27,$5,$1 + subq $9,$1,$3 + zapnot $3,240,$1 + bne $1,$129 + mulq $6,$27,$2 + sll $3,32,$1 + addq $1,$4,$1 + cmpule $2,$1,$2 + bne $2,$129 + subq $27,1,$27 + br $31,$128 + .align 4 +$129: + mulq $27,$6,$1 + mulq $27,$5,$4 + srl $1,32,$3 + sll $1,32,$1 + addq $4,$3,$4 + cmpult $10,$1,$2 + subq $10,$1,$10 + addq $2,$4,$2 + cmpult $9,$2,$1 + bis $2,$2,$4 + beq $1,$134 + addq $9,$11,$9 + subq $27,1,$27 +$134: + subl $12,1,$12 + subq $9,$4,$9 + beq $12,$124 + sll $27,32,$13 + sll $9,32,$2 + srl $10,32,$1 + sll $10,32,$10 + bis $2,$1,$9 + br $31,$123 + .align 4 +$124: + bis $13,$27,$0 +$136: + ldq $26,0($30) + ldq $9,8($30) + ldq $10,16($30) + ldq $11,24($30) + ldq $12,32($30) + ldq $13,40($30) + addq $30,48,$30 + ret $31,($26),1 + .end bn_div64 + + .set noat + .text + .align 3 + .globl bn_sub_words + .ent bn_sub_words +bn_sub_words: +bn_sub_words..ng: + .frame $30,0,$26,0 + .prologue 0 + + subq $19, 4, $19 + bis $31, $31, $0 + blt $19, $100 + ldq $1, 0($17) + ldq $2, 0($18) +$101: + ldq $3, 8($17) + cmpult $1, $2, $4 + ldq $5, 8($18) + subq $1, $2, $1 + ldq $6, 16($17) + cmpult $1, $0, $2 + ldq $7, 16($18) + subq $1, $0, $23 + ldq $8, 24($17) + addq $2, $4, $0 + cmpult $3, $5, $24 + subq $3, $5, $3 + ldq $22, 24($18) + cmpult $3, $0, $5 + subq $3, $0, $25 + addq $5, $24, $0 + cmpult $6, $7, $27 + subq $6, $7, $6 + stq $23, 0($16) + cmpult $6, $0, $7 + subq $6, $0, $28 + addq $7, $27, $0 + cmpult $8, $22, $21 + subq $8, $22, $8 + stq $25, 8($16) + cmpult $8, $0, $22 + subq $8, $0, $20 + addq $22, $21, $0 + stq $28, 16($16) + subq $19, 4, $19 + stq $20, 24($16) + addq $17, 32, $17 + addq $18, 32, $18 + addq $16, 32, $16 + blt $19, $100 + ldq $1, 0($17) + ldq $2, 0($18) + br $101 +$102: + ldq $1, 0($17) + ldq $2, 0($18) + cmpult $1, $2, $27 + subq $1, $2, $1 + cmpult $1, $0, $2 + subq $1, $0, $1 + stq $1, 0($16) + addq $2, $27, $0 + addq $17, 8, $17 + addq $18, 8, $18 + addq $16, 8, $16 + subq $19, 1, $19 + bgt $19, $102 + ret $31,($26),1 +$100: + addq $19, 4, $19 + bgt $19, $102 +$103: + ret $31,($26),1 + .end bn_sub_words |