Files

1340 lines
17 KiB
ArmAsm

.machine "any"
.abiversion 2
.text
.macro .Loop_aes_middle4x
xxlor 19+32, 1, 1
xxlor 20+32, 2, 2
xxlor 21+32, 3, 3
xxlor 22+32, 4, 4
.long 0x11EF9D08
.long 0x12109D08
.long 0x12319D08
.long 0x12529D08
.long 0x11EFA508
.long 0x1210A508
.long 0x1231A508
.long 0x1252A508
.long 0x11EFAD08
.long 0x1210AD08
.long 0x1231AD08
.long 0x1252AD08
.long 0x11EFB508
.long 0x1210B508
.long 0x1231B508
.long 0x1252B508
xxlor 19+32, 5, 5
xxlor 20+32, 6, 6
xxlor 21+32, 7, 7
xxlor 22+32, 8, 8
.long 0x11EF9D08
.long 0x12109D08
.long 0x12319D08
.long 0x12529D08
.long 0x11EFA508
.long 0x1210A508
.long 0x1231A508
.long 0x1252A508
.long 0x11EFAD08
.long 0x1210AD08
.long 0x1231AD08
.long 0x1252AD08
.long 0x11EFB508
.long 0x1210B508
.long 0x1231B508
.long 0x1252B508
xxlor 23+32, 9, 9
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.endm
.macro .Loop_aes_middle8x
xxlor 23+32, 1, 1
xxlor 24+32, 2, 2
xxlor 25+32, 3, 3
xxlor 26+32, 4, 4
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.long 0x11EFC508
.long 0x1210C508
.long 0x1231C508
.long 0x1252C508
.long 0x1273C508
.long 0x1294C508
.long 0x12B5C508
.long 0x12D6C508
.long 0x11EFCD08
.long 0x1210CD08
.long 0x1231CD08
.long 0x1252CD08
.long 0x1273CD08
.long 0x1294CD08
.long 0x12B5CD08
.long 0x12D6CD08
.long 0x11EFD508
.long 0x1210D508
.long 0x1231D508
.long 0x1252D508
.long 0x1273D508
.long 0x1294D508
.long 0x12B5D508
.long 0x12D6D508
xxlor 23+32, 5, 5
xxlor 24+32, 6, 6
xxlor 25+32, 7, 7
xxlor 26+32, 8, 8
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.long 0x11EFC508
.long 0x1210C508
.long 0x1231C508
.long 0x1252C508
.long 0x1273C508
.long 0x1294C508
.long 0x12B5C508
.long 0x12D6C508
.long 0x11EFCD08
.long 0x1210CD08
.long 0x1231CD08
.long 0x1252CD08
.long 0x1273CD08
.long 0x1294CD08
.long 0x12B5CD08
.long 0x12D6CD08
.long 0x11EFD508
.long 0x1210D508
.long 0x1231D508
.long 0x1252D508
.long 0x1273D508
.long 0x1294D508
.long 0x12B5D508
.long 0x12D6D508
xxlor 23+32, 9, 9
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.endm
ppc_aes_gcm_ghash:
vxor 15, 15, 0
xxlxor 29, 29, 29
.long 0x12EC7CC8
.long 0x130984C8
.long 0x13268CC8
.long 0x134394C8
vxor 23, 23, 24
vxor 23, 23, 25
vxor 23, 23, 26
.long 0x130D7CC8
.long 0x132A84C8
.long 0x13478CC8
.long 0x136494C8
vxor 24, 24, 25
vxor 24, 24, 26
vxor 24, 24, 27
.long 0x139714C8
xxlor 29+32, 29, 29
vsldoi 26, 24, 29, 8
vsldoi 29, 29, 24, 8
vxor 23, 23, 26
vsldoi 23, 23, 23, 8
vxor 23, 23, 28
.long 0x130E7CC8
.long 0x132B84C8
.long 0x13488CC8
.long 0x136594C8
vxor 24, 24, 25
vxor 24, 24, 26
vxor 24, 24, 27
vxor 24, 24, 29
vsldoi 27, 23, 23, 8
.long 0x12F714C8
vxor 27, 27, 24
vxor 23, 23, 27
xxlor 32, 23+32, 23+32
blr
.macro ppc_aes_gcm_ghash2_4x
vxor 15, 15, 0
xxlxor 29, 29, 29
.long 0x12EC7CC8
.long 0x130984C8
.long 0x13268CC8
.long 0x134394C8
vxor 23, 23, 24
vxor 23, 23, 25
vxor 23, 23, 26
.long 0x130D7CC8
.long 0x132A84C8
.long 0x13478CC8
.long 0x136494C8
vxor 24, 24, 25
vxor 24, 24, 26
.long 0x139714C8
xxlor 29+32, 29, 29
vxor 24, 24, 27
vsldoi 26, 24, 29, 8
vsldoi 29, 29, 24, 8
vxor 23, 23, 26
vsldoi 23, 23, 23, 8
vxor 23, 23, 28
.long 0x130E7CC8
.long 0x132B84C8
.long 0x13488CC8
.long 0x136594C8
vxor 24, 24, 25
vxor 24, 24, 26
vxor 24, 24, 27
vxor 24, 24, 29
vsldoi 27, 23, 23, 8
.long 0x12F714C8
vxor 27, 27, 24
vxor 27, 23, 27
.long 0x1309A4C8
.long 0x1326ACC8
.long 0x1343B4C8
vxor 19, 19, 27
.long 0x12EC9CC8
vxor 23, 23, 24
vxor 23, 23, 25
vxor 23, 23, 26
.long 0x130D9CC8
.long 0x132AA4C8
.long 0x1347ACC8
.long 0x1364B4C8
vxor 24, 24, 25
vxor 24, 24, 26
.long 0x139714C8
xxlor 29+32, 29, 29
vxor 24, 24, 27
vsldoi 26, 24, 29, 8
vsldoi 29, 29, 24, 8
vxor 23, 23, 26
vsldoi 23, 23, 23, 8
vxor 23, 23, 28
.long 0x130E9CC8
.long 0x132BA4C8
.long 0x1348ACC8
.long 0x1365B4C8
vxor 24, 24, 25
vxor 24, 24, 26
vxor 24, 24, 27
vxor 24, 24, 29
vsldoi 27, 23, 23, 8
.long 0x12F714C8
vxor 27, 27, 24
vxor 23, 23, 27
xxlor 32, 23+32, 23+32
.endm
.macro ppc_update_hash_1x
vxor 28, 28, 0
vxor 19, 19, 19
.long 0x12C3E4C8
.long 0x12E4E4C8
.long 0x1305E4C8
.long 0x137614C8
vsldoi 25, 23, 19, 8
vsldoi 26, 19, 23, 8
vxor 22, 22, 25
vxor 24, 24, 26
vsldoi 22, 22, 22, 8
vxor 22, 22, 27
vsldoi 20, 22, 22, 8
.long 0x12D614C8
vxor 20, 20, 24
vxor 22, 22, 20
vor 0,22,22
.endm
.global ppc_aes_gcm_encrypt
.align 5
ppc_aes_gcm_encrypt:
_ppc_aes_gcm_encrypt:
stdu 1,-512(1)
mflr 0
std 14,112(1)
std 15,120(1)
std 16,128(1)
std 17,136(1)
std 18,144(1)
std 19,152(1)
std 20,160(1)
std 21,168(1)
li 9, 256
stvx 20, 9, 1
addi 9, 9, 16
stvx 21, 9, 1
addi 9, 9, 16
stvx 22, 9, 1
addi 9, 9, 16
stvx 23, 9, 1
addi 9, 9, 16
stvx 24, 9, 1
addi 9, 9, 16
stvx 25, 9, 1
addi 9, 9, 16
stvx 26, 9, 1
addi 9, 9, 16
stvx 27, 9, 1
addi 9, 9, 16
stvx 28, 9, 1
addi 9, 9, 16
stvx 29, 9, 1
addi 9, 9, 16
stvx 30, 9, 1
addi 9, 9, 16
stvx 31, 9, 1
std 0, 528(1)
lxvb16x 32, 0, 8
li 10, 32
lxvd2x 2+32, 10, 8
li 10, 48
lxvd2x 3+32, 10, 8
li 10, 64
lxvd2x 4+32, 10, 8
li 10, 80
lxvd2x 5+32, 10, 8
li 10, 96
lxvd2x 6+32, 10, 8
li 10, 112
lxvd2x 7+32, 10, 8
li 10, 128
lxvd2x 8+32, 10, 8
li 10, 144
lxvd2x 9+32, 10, 8
li 10, 160
lxvd2x 10+32, 10, 8
li 10, 176
lxvd2x 11+32, 10, 8
li 10, 192
lxvd2x 12+32, 10, 8
li 10, 208
lxvd2x 13+32, 10, 8
li 10, 224
lxvd2x 14+32, 10, 8
lxvb16x 30+32, 0, 7
mr 12, 5
li 11, 0
vxor 31, 31, 31
vspltisb 22,1
vsldoi 31, 31, 22,1
lxv 0, 0(6)
lxv 1, 0x10(6)
lxv 2, 0x20(6)
lxv 3, 0x30(6)
lxv 4, 0x40(6)
lxv 5, 0x50(6)
lxv 6, 0x60(6)
lxv 7, 0x70(6)
lxv 8, 0x80(6)
lxv 9, 0x90(6)
lxv 10, 0xa0(6)
lwz 9,240(6)
xxlor 32+29, 0, 0
vxor 15, 30, 29
cmpdi 9, 10
beq .Loop_aes_gcm_8x
lxv 11, 0xb0(6)
lxv 12, 0xc0(6)
cmpdi 9, 12
beq .Loop_aes_gcm_8x
lxv 13, 0xd0(6)
lxv 14, 0xe0(6)
cmpdi 9, 14
beq .Loop_aes_gcm_8x
b aes_gcm_out
.align 5
.Loop_aes_gcm_8x:
mr 14, 3
mr 9, 4
li 10, 128
divdu 10, 5, 10
cmpdi 10, 0
beq .Loop_last_block
.long 0x13DEF8C0
vxor 16, 30, 29
.long 0x13DEF8C0
vxor 17, 30, 29
.long 0x13DEF8C0
vxor 18, 30, 29
.long 0x13DEF8C0
vxor 19, 30, 29
.long 0x13DEF8C0
vxor 20, 30, 29
.long 0x13DEF8C0
vxor 21, 30, 29
.long 0x13DEF8C0
vxor 22, 30, 29
mtctr 10
li 15, 16
li 16, 32
li 17, 48
li 18, 64
li 19, 80
li 20, 96
li 21, 112
lwz 10, 240(6)
.Loop_8x_block:
lxvb16x 15, 0, 14
lxvb16x 16, 15, 14
lxvb16x 17, 16, 14
lxvb16x 18, 17, 14
lxvb16x 19, 18, 14
lxvb16x 20, 19, 14
lxvb16x 21, 20, 14
lxvb16x 22, 21, 14
addi 14, 14, 128
.Loop_aes_middle8x
xxlor 23+32, 10, 10
cmpdi 10, 10
beq Do_next_ghash
xxlor 24+32, 11, 11
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.long 0x11EFC508
.long 0x1210C508
.long 0x1231C508
.long 0x1252C508
.long 0x1273C508
.long 0x1294C508
.long 0x12B5C508
.long 0x12D6C508
xxlor 23+32, 12, 12
cmpdi 10, 12
beq Do_next_ghash
xxlor 24+32, 13, 13
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.long 0x11EFC508
.long 0x1210C508
.long 0x1231C508
.long 0x1252C508
.long 0x1273C508
.long 0x1294C508
.long 0x12B5C508
.long 0x12D6C508
xxlor 23+32, 14, 14
cmpdi 10, 14
beq Do_next_ghash
b aes_gcm_out
Do_next_ghash:
.long 0x11EFBD09
.long 0x1210BD09
xxlxor 47, 47, 15
stxvb16x 47, 0, 9
xxlxor 48, 48, 16
stxvb16x 48, 15, 9
.long 0x1231BD09
.long 0x1252BD09
xxlxor 49, 49, 17
stxvb16x 49, 16, 9
xxlxor 50, 50, 18
stxvb16x 50, 17, 9
.long 0x1273BD09
.long 0x1294BD09
xxlxor 51, 51, 19
stxvb16x 51, 18, 9
xxlxor 52, 52, 20
stxvb16x 52, 19, 9
.long 0x12B5BD09
.long 0x12D6BD09
xxlxor 53, 53, 21
stxvb16x 53, 20, 9
xxlxor 54, 54, 22
stxvb16x 54, 21, 9
addi 9, 9, 128
ppc_aes_gcm_ghash2_4x
xxlor 27+32, 0, 0
.long 0x13DEF8C0
vor 29,30,30
vxor 15, 30, 27
.long 0x13DEF8C0
vxor 16, 30, 27
.long 0x13DEF8C0
vxor 17, 30, 27
.long 0x13DEF8C0
vxor 18, 30, 27
.long 0x13DEF8C0
vxor 19, 30, 27
.long 0x13DEF8C0
vxor 20, 30, 27
.long 0x13DEF8C0
vxor 21, 30, 27
.long 0x13DEF8C0
vxor 22, 30, 27
addi 12, 12, -128
addi 11, 11, 128
bdnz .Loop_8x_block
vor 30,29,29
.Loop_last_block:
cmpdi 12, 0
beq aes_gcm_out
li 10, 16
divdu 10, 12, 10
mtctr 10
lwz 10, 240(6)
cmpdi 12, 16
blt Final_block
.macro .Loop_aes_middle_1x
xxlor 19+32, 1, 1
xxlor 20+32, 2, 2
xxlor 21+32, 3, 3
xxlor 22+32, 4, 4
.long 0x11EF9D08
.long 0x11EFA508
.long 0x11EFAD08
.long 0x11EFB508
xxlor 19+32, 5, 5
xxlor 20+32, 6, 6
xxlor 21+32, 7, 7
xxlor 22+32, 8, 8
.long 0x11EF9D08
.long 0x11EFA508
.long 0x11EFAD08
.long 0x11EFB508
xxlor 19+32, 9, 9
.long 0x11EF9D08
.endm
Next_rem_block:
lxvb16x 15, 0, 14
.Loop_aes_middle_1x
xxlor 23+32, 10, 10
cmpdi 10, 10
beq Do_next_1x
xxlor 24+32, 11, 11
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 12, 12
cmpdi 10, 12
beq Do_next_1x
xxlor 24+32, 13, 13
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 14, 14
cmpdi 10, 14
beq Do_next_1x
Do_next_1x:
.long 0x11EFBD09
xxlxor 47, 47, 15
stxvb16x 47, 0, 9
addi 14, 14, 16
addi 9, 9, 16
vor 28,15,15
ppc_update_hash_1x
addi 12, 12, -16
addi 11, 11, 16
xxlor 19+32, 0, 0
.long 0x13DEF8C0
vxor 15, 30, 19
bdnz Next_rem_block
cmpdi 12, 0
beq aes_gcm_out
Final_block:
.Loop_aes_middle_1x
xxlor 23+32, 10, 10
cmpdi 10, 10
beq Do_final_1x
xxlor 24+32, 11, 11
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 12, 12
cmpdi 10, 12
beq Do_final_1x
xxlor 24+32, 13, 13
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 14, 14
cmpdi 10, 14
beq Do_final_1x
Do_final_1x:
.long 0x11EFBD09
lxvb16x 15, 0, 14
xxlxor 47, 47, 15
li 15, 16
sub 15, 15, 12
vspltisb 16,-1
vspltisb 17,0
li 10, 192
stvx 16, 10, 1
addi 10, 10, 16
stvx 17, 10, 1
addi 10, 1, 192
lxvb16x 16, 15, 10
xxland 47, 47, 16
vor 28,15,15
ppc_update_hash_1x
bl Write_partial_block
b aes_gcm_out
Write_partial_block:
li 10, 192
stxvb16x 15+32, 10, 1
addi 10, 9, -1
addi 16, 1, 191
mtctr 12
li 15, 0
Write_last_byte:
lbzu 14, 1(16)
stbu 14, 1(10)
bdnz Write_last_byte
blr
aes_gcm_out:
stxvb16x 32, 0, 8
add 3, 11, 12
li 9, 256
lvx 20, 9, 1
addi 9, 9, 16
lvx 21, 9, 1
addi 9, 9, 16
lvx 22, 9, 1
addi 9, 9, 16
lvx 23, 9, 1
addi 9, 9, 16
lvx 24, 9, 1
addi 9, 9, 16
lvx 25, 9, 1
addi 9, 9, 16
lvx 26, 9, 1
addi 9, 9, 16
lvx 27, 9, 1
addi 9, 9, 16
lvx 28, 9, 1
addi 9, 9, 16
lvx 29, 9, 1
addi 9, 9, 16
lvx 30, 9, 1
addi 9, 9, 16
lvx 31, 9, 1
ld 0, 528(1)
ld 14,112(1)
ld 15,120(1)
ld 16,128(1)
ld 17,136(1)
ld 18,144(1)
ld 19,152(1)
ld 20,160(1)
ld 21,168(1)
mtlr 0
addi 1, 1, 512
blr
.global ppc_aes_gcm_decrypt
.align 5
ppc_aes_gcm_decrypt:
_ppc_aes_gcm_decrypt:
stdu 1,-512(1)
mflr 0
std 14,112(1)
std 15,120(1)
std 16,128(1)
std 17,136(1)
std 18,144(1)
std 19,152(1)
std 20,160(1)
std 21,168(1)
li 9, 256
stvx 20, 9, 1
addi 9, 9, 16
stvx 21, 9, 1
addi 9, 9, 16
stvx 22, 9, 1
addi 9, 9, 16
stvx 23, 9, 1
addi 9, 9, 16
stvx 24, 9, 1
addi 9, 9, 16
stvx 25, 9, 1
addi 9, 9, 16
stvx 26, 9, 1
addi 9, 9, 16
stvx 27, 9, 1
addi 9, 9, 16
stvx 28, 9, 1
addi 9, 9, 16
stvx 29, 9, 1
addi 9, 9, 16
stvx 30, 9, 1
addi 9, 9, 16
stvx 31, 9, 1
std 0, 528(1)
lxvb16x 32, 0, 8
li 10, 32
lxvd2x 2+32, 10, 8
li 10, 48
lxvd2x 3+32, 10, 8
li 10, 64
lxvd2x 4+32, 10, 8
li 10, 80
lxvd2x 5+32, 10, 8
li 10, 96
lxvd2x 6+32, 10, 8
li 10, 112
lxvd2x 7+32, 10, 8
li 10, 128
lxvd2x 8+32, 10, 8
li 10, 144
lxvd2x 9+32, 10, 8
li 10, 160
lxvd2x 10+32, 10, 8
li 10, 176
lxvd2x 11+32, 10, 8
li 10, 192
lxvd2x 12+32, 10, 8
li 10, 208
lxvd2x 13+32, 10, 8
li 10, 224
lxvd2x 14+32, 10, 8
lxvb16x 30+32, 0, 7
mr 12, 5
li 11, 0
vxor 31, 31, 31
vspltisb 22,1
vsldoi 31, 31, 22,1
lxv 0, 0(6)
lxv 1, 0x10(6)
lxv 2, 0x20(6)
lxv 3, 0x30(6)
lxv 4, 0x40(6)
lxv 5, 0x50(6)
lxv 6, 0x60(6)
lxv 7, 0x70(6)
lxv 8, 0x80(6)
lxv 9, 0x90(6)
lxv 10, 0xa0(6)
lwz 9,240(6)
xxlor 32+29, 0, 0
vxor 15, 30, 29
cmpdi 9, 10
beq .Loop_aes_gcm_8x_dec
lxv 11, 0xb0(6)
lxv 12, 0xc0(6)
cmpdi 9, 12
beq .Loop_aes_gcm_8x_dec
lxv 13, 0xd0(6)
lxv 14, 0xe0(6)
cmpdi 9, 14
beq .Loop_aes_gcm_8x_dec
b aes_gcm_out
.align 5
.Loop_aes_gcm_8x_dec:
mr 14, 3
mr 9, 4
li 10, 128
divdu 10, 5, 10
cmpdi 10, 0
beq .Loop_last_block_dec
.long 0x13DEF8C0
vxor 16, 30, 29
.long 0x13DEF8C0
vxor 17, 30, 29
.long 0x13DEF8C0
vxor 18, 30, 29
.long 0x13DEF8C0
vxor 19, 30, 29
.long 0x13DEF8C0
vxor 20, 30, 29
.long 0x13DEF8C0
vxor 21, 30, 29
.long 0x13DEF8C0
vxor 22, 30, 29
mtctr 10
li 15, 16
li 16, 32
li 17, 48
li 18, 64
li 19, 80
li 20, 96
li 21, 112
lwz 10, 240(6)
.Loop_8x_block_dec:
lxvb16x 15, 0, 14
lxvb16x 16, 15, 14
lxvb16x 17, 16, 14
lxvb16x 18, 17, 14
lxvb16x 19, 18, 14
lxvb16x 20, 19, 14
lxvb16x 21, 20, 14
lxvb16x 22, 21, 14
addi 14, 14, 128
.Loop_aes_middle8x
xxlor 23+32, 10, 10
cmpdi 10, 10
beq Do_last_aes_dec
xxlor 24+32, 11, 11
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.long 0x11EFC508
.long 0x1210C508
.long 0x1231C508
.long 0x1252C508
.long 0x1273C508
.long 0x1294C508
.long 0x12B5C508
.long 0x12D6C508
xxlor 23+32, 12, 12
cmpdi 10, 12
beq Do_last_aes_dec
xxlor 24+32, 13, 13
.long 0x11EFBD08
.long 0x1210BD08
.long 0x1231BD08
.long 0x1252BD08
.long 0x1273BD08
.long 0x1294BD08
.long 0x12B5BD08
.long 0x12D6BD08
.long 0x11EFC508
.long 0x1210C508
.long 0x1231C508
.long 0x1252C508
.long 0x1273C508
.long 0x1294C508
.long 0x12B5C508
.long 0x12D6C508
xxlor 23+32, 14, 14
cmpdi 10, 14
beq Do_last_aes_dec
b aes_gcm_out
Do_last_aes_dec:
.long 0x11EFBD09
.long 0x1210BD09
xxlxor 47, 47, 15
stxvb16x 47, 0, 9
xxlxor 48, 48, 16
stxvb16x 48, 15, 9
.long 0x1231BD09
.long 0x1252BD09
xxlxor 49, 49, 17
stxvb16x 49, 16, 9
xxlxor 50, 50, 18
stxvb16x 50, 17, 9
.long 0x1273BD09
.long 0x1294BD09
xxlxor 51, 51, 19
stxvb16x 51, 18, 9
xxlxor 52, 52, 20
stxvb16x 52, 19, 9
.long 0x12B5BD09
.long 0x12D6BD09
xxlxor 53, 53, 21
stxvb16x 53, 20, 9
xxlxor 54, 54, 22
stxvb16x 54, 21, 9
addi 9, 9, 128
xxlor 15+32, 15, 15
xxlor 16+32, 16, 16
xxlor 17+32, 17, 17
xxlor 18+32, 18, 18
xxlor 19+32, 19, 19
xxlor 20+32, 20, 20
xxlor 21+32, 21, 21
xxlor 22+32, 22, 22
ppc_aes_gcm_ghash2_4x
xxlor 27+32, 0, 0
.long 0x13DEF8C0
vor 29,30,30
vxor 15, 30, 27
.long 0x13DEF8C0
vxor 16, 30, 27
.long 0x13DEF8C0
vxor 17, 30, 27
.long 0x13DEF8C0
vxor 18, 30, 27
.long 0x13DEF8C0
vxor 19, 30, 27
.long 0x13DEF8C0
vxor 20, 30, 27
.long 0x13DEF8C0
vxor 21, 30, 27
.long 0x13DEF8C0
vxor 22, 30, 27
addi 12, 12, -128
addi 11, 11, 128
bdnz .Loop_8x_block_dec
vor 30,29,29
.Loop_last_block_dec:
cmpdi 12, 0
beq aes_gcm_out
li 10, 16
divdu 10, 12, 10
mtctr 10
lwz 10,240(6)
cmpdi 12, 16
blt Final_block_dec
Next_rem_block_dec:
lxvb16x 15, 0, 14
.Loop_aes_middle_1x
xxlor 23+32, 10, 10
cmpdi 10, 10
beq Do_next_1x_dec
xxlor 24+32, 11, 11
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 12, 12
cmpdi 10, 12
beq Do_next_1x_dec
xxlor 24+32, 13, 13
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 14, 14
cmpdi 10, 14
beq Do_next_1x_dec
Do_next_1x_dec:
.long 0x11EFBD09
xxlxor 47, 47, 15
stxvb16x 47, 0, 9
addi 14, 14, 16
addi 9, 9, 16
xxlor 28+32, 15, 15
ppc_update_hash_1x
addi 12, 12, -16
addi 11, 11, 16
xxlor 19+32, 0, 0
.long 0x13DEF8C0
vxor 15, 30, 19
bdnz Next_rem_block_dec
cmpdi 12, 0
beq aes_gcm_out
Final_block_dec:
.Loop_aes_middle_1x
xxlor 23+32, 10, 10
cmpdi 10, 10
beq Do_final_1x_dec
xxlor 24+32, 11, 11
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 12, 12
cmpdi 10, 12
beq Do_final_1x_dec
xxlor 24+32, 13, 13
.long 0x11EFBD08
.long 0x11EFC508
xxlor 23+32, 14, 14
cmpdi 10, 14
beq Do_final_1x_dec
Do_final_1x_dec:
.long 0x11EFBD09
lxvb16x 15, 0, 14
xxlxor 47, 47, 15
li 15, 16
sub 15, 15, 12
vspltisb 16,-1
vspltisb 17,0
li 10, 192
stvx 16, 10, 1
addi 10, 10, 16
stvx 17, 10, 1
addi 10, 1, 192
lxvb16x 16, 15, 10
xxland 47, 47, 16
xxlor 28+32, 15, 15
ppc_update_hash_1x
bl Write_partial_block
b aes_gcm_out