diff options
Diffstat (limited to 'deps/openssl/config/archs/linux64-mips64/asm_avx2/crypto/bn/mips-mont.S')
| -rw-r--r-- | deps/openssl/config/archs/linux64-mips64/asm_avx2/crypto/bn/mips-mont.S | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/deps/openssl/config/archs/linux64-mips64/asm_avx2/crypto/bn/mips-mont.S b/deps/openssl/config/archs/linux64-mips64/asm_avx2/crypto/bn/mips-mont.S new file mode 100644 index 0000000000..f107837fa1 --- /dev/null +++ b/deps/openssl/config/archs/linux64-mips64/asm_avx2/crypto/bn/mips-mont.S @@ -0,0 +1,282 @@ +#include "mips_arch.h" + +.text + +.set noat +.set noreorder + +.align 5 +.globl bn_mul_mont +.ent bn_mul_mont +bn_mul_mont: + slt $1,$9,4 + bnez $1,1f + li $2,0 + slt $1,$9,17 # on in-order CPU + bnez $1,bn_mul_mont_internal + nop +1: jr $31 + li $4,0 +.end bn_mul_mont + +.align 5 +.ent bn_mul_mont_internal +bn_mul_mont_internal: + .frame $30,14*8,$31 + .mask 0x40000000|16711680,-8 + dsubu $29,14*8 + sd $30,(14-1)*8($29) + sd $23,(14-2)*8($29) + sd $22,(14-3)*8($29) + sd $21,(14-4)*8($29) + sd $20,(14-5)*8($29) + sd $19,(14-6)*8($29) + sd $18,(14-7)*8($29) + sd $17,(14-8)*8($29) + sd $16,(14-9)*8($29) + move $30,$29 + + .set reorder + ld $8,0($8) + ld $13,0($6) # bp[0] + ld $12,0($5) # ap[0] + ld $14,0($7) # np[0] + + dsubu $29,2*8 # place for two extra words + sll $9,3 + li $1,-4096 + dsubu $29,$9 + and $29,$1 + + dmultu ($12,$13) + ld $17,8($5) + ld $19,8($7) + mflo ($10,$12,$13) + mfhi ($11,$12,$13) + dmultu ($10,$8) + mflo ($23,$10,$8) + + dmultu ($17,$13) + mflo ($16,$17,$13) + mfhi ($17,$17,$13) + + dmultu ($14,$23) + mflo ($24,$14,$23) + mfhi ($25,$14,$23) + dmultu ($19,$23) + daddu $24,$10 + sltu $1,$24,$10 + daddu $25,$1 + mflo ($18,$19,$23) + mfhi ($19,$19,$23) + + move $15,$29 + li $22,2*8 +.align 4 +.L1st: + .set noreorder + daddu $12,$5,$22 + daddu $14,$7,$22 + ld $12,($12) + ld $14,($14) + + dmultu ($12,$13) + daddu $10,$16,$11 + daddu $24,$18,$25 + sltu $1,$10,$11 + sltu $2,$24,$25 + daddu $11,$17,$1 + daddu $25,$19,$2 + mflo ($16,$12,$13) + mfhi ($17,$12,$13) + + daddu $24,$10 + sltu $1,$24,$10 + dmultu ($14,$23) + daddu $25,$1 + addu $22,8 + sd $24,($15) + sltu $2,$22,$9 + mflo ($18,$14,$23) + mfhi ($19,$14,$23) + + bnez $2,.L1st + daddu $15,8 + .set reorder + + daddu $10,$16,$11 + sltu $1,$10,$11 + daddu $11,$17,$1 + + daddu $24,$18,$25 + sltu $2,$24,$25 + daddu $25,$19,$2 + daddu $24,$10 + sltu $1,$24,$10 + daddu $25,$1 + + sd $24,($15) + + daddu $25,$11 + sltu $1,$25,$11 + sd $25,8($15) + sd $1,2*8($15) + + li $21,8 +.align 4 +.Louter: + daddu $13,$6,$21 + ld $13,($13) + ld $12,($5) + ld $17,8($5) + ld $20,($29) + + dmultu ($12,$13) + ld $14,($7) + ld $19,8($7) + mflo ($10,$12,$13) + mfhi ($11,$12,$13) + daddu $10,$20 + dmultu ($10,$8) + sltu $1,$10,$20 + daddu $11,$1 + mflo ($23,$10,$8) + + dmultu ($17,$13) + mflo ($16,$17,$13) + mfhi ($17,$17,$13) + + dmultu ($14,$23) + mflo ($24,$14,$23) + mfhi ($25,$14,$23) + + dmultu ($19,$23) + daddu $24,$10 + sltu $1,$24,$10 + daddu $25,$1 + mflo ($18,$19,$23) + mfhi ($19,$19,$23) + + move $15,$29 + li $22,2*8 + ld $20,8($15) +.align 4 +.Linner: + .set noreorder + daddu $12,$5,$22 + daddu $14,$7,$22 + ld $12,($12) + ld $14,($14) + + dmultu ($12,$13) + daddu $10,$16,$11 + daddu $24,$18,$25 + sltu $1,$10,$11 + sltu $2,$24,$25 + daddu $11,$17,$1 + daddu $25,$19,$2 + mflo ($16,$12,$13) + mfhi ($17,$12,$13) + + daddu $10,$20 + addu $22,8 + dmultu ($14,$23) + sltu $1,$10,$20 + daddu $24,$10 + daddu $11,$1 + sltu $2,$24,$10 + ld $20,2*8($15) + daddu $25,$2 + sltu $1,$22,$9 + mflo ($18,$14,$23) + mfhi ($19,$14,$23) + sd $24,($15) + bnez $1,.Linner + daddu $15,8 + .set reorder + + daddu $10,$16,$11 + sltu $1,$10,$11 + daddu $11,$17,$1 + daddu $10,$20 + sltu $2,$10,$20 + daddu $11,$2 + + ld $20,2*8($15) + daddu $24,$18,$25 + sltu $1,$24,$25 + daddu $25,$19,$1 + daddu $24,$10 + sltu $2,$24,$10 + daddu $25,$2 + sd $24,($15) + + daddu $24,$25,$11 + sltu $25,$24,$11 + daddu $24,$20 + sltu $1,$24,$20 + daddu $25,$1 + sd $24,8($15) + sd $25,2*8($15) + + addu $21,8 + sltu $2,$21,$9 + bnez $2,.Louter + + .set noreorder + daddu $20,$29,$9 # &tp[num] + move $15,$29 + move $5,$29 + li $11,0 # clear borrow bit + +.align 4 +.Lsub: ld $10,($15) + ld $24,($7) + daddu $15,8 + daddu $7,8 + dsubu $24,$10,$24 # tp[i]-np[i] + sgtu $1,$24,$10 + dsubu $10,$24,$11 + sgtu $11,$10,$24 + sd $10,($4) + or $11,$1 + sltu $1,$15,$20 + bnez $1,.Lsub + daddu $4,8 + + dsubu $11,$25,$11 # handle upmost overflow bit + move $15,$29 + dsubu $4,$9 # restore rp + not $25,$11 + +.Lcopy: ld $14,($15) # conditional move + ld $12,($4) + sd $0,($15) + daddu $15,8 + and $14,$11 + and $12,$25 + or $12,$14 + sltu $1,$15,$20 + sd $12,($4) + bnez $1,.Lcopy + daddu $4,8 + + li $4,1 + li $2,1 + + .set noreorder + move $29,$30 + ld $30,(14-1)*8($29) + ld $23,(14-2)*8($29) + ld $22,(14-3)*8($29) + ld $21,(14-4)*8($29) + ld $20,(14-5)*8($29) + ld $19,(14-6)*8($29) + ld $18,(14-7)*8($29) + ld $17,(14-8)*8($29) + ld $16,(14-9)*8($29) + jr $31 + daddu $29,14*8 +.end bn_mul_mont_internal +.rdata +.asciiz "Montgomery Multiplication for MIPS, CRYPTOGAMS by <appro@openssl.org>" |