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| [svn] / ecrypt / trunk / submissions / salsa20 / full / amd64-xmm5 / salsa20.q |
* imported new salsa20 implementations
int64 a
int64 arg1
int64 arg2
int64 arg3
int64 arg4
input arg1
input arg2
input arg3
input arg4
int64 k
int64 kbits
int64 iv
int64 i
int64 x
int64 m
int64 out
int64 bytes
stack32 eax_stack
stack32 ebx_stack
stack32 esi_stack
stack32 edi_stack
stack32 ebp_stack
int6464 diag0
int6464 diag1
int6464 diag2
int6464 diag3
# situation at beginning of first round:
# diag0: x0 x5 x10 x15
# diag1: x12 x1 x6 x11
# diag2: x8 x13 x2 x7
# diag3: x4 x9 x14 x3
# situation at beginning of second round:
# diag0: x0 x5 x10 x15
# diag1: x1 x6 x11 x12
# diag2: x2 x7 x8 x13
# diag3: x3 x4 x9 x14
int6464 a0
int6464 a1
int6464 a2
int6464 a3
int6464 a4
int6464 a5
int6464 a6
int6464 a7
int6464 b0
int6464 b1
int6464 b2
int6464 b3
int6464 b4
int6464 b5
int6464 b6
int6464 b7
int6464 z0
int6464 z1
int6464 z2
int6464 z3
int6464 z4
int6464 z5
int6464 z6
int6464 z7
int6464 z8
int6464 z9
int6464 z10
int6464 z11
int6464 z12
int6464 z13
int6464 z14
int6464 z15
stack128 z0_stack
stack128 z1_stack
stack128 z2_stack
stack128 z3_stack
stack128 z4_stack
stack128 z5_stack
stack128 z6_stack
stack128 z7_stack
stack128 z8_stack
stack128 z9_stack
stack128 z10_stack
stack128 z11_stack
stack128 z12_stack
stack128 z13_stack
stack128 z14_stack
stack128 z15_stack
stack128 orig0
stack128 orig1
stack128 orig2
stack128 orig3
stack128 orig4
stack128 orig5
stack128 orig6
stack128 orig7
stack128 orig8
stack128 orig9
stack128 orig10
stack128 orig11
stack128 orig12
stack128 orig13
stack128 orig14
stack128 orig15
int6464 p
int6464 q
int6464 r
int6464 s
int6464 t
int6464 u
int6464 v
int6464 w
int6464 mp
int6464 mq
int6464 mr
int6464 ms
int6464 mt
int6464 mu
int6464 mv
int6464 mw
int64 in0
int64 in1
int64 in2
int64 in3
int64 in4
int64 in5
int64 in6
int64 in7
int64 in8
int64 in9
int64 in10
int64 in11
int64 in12
int64 in13
int64 in14
int64 in15
stack512 tmp
int64 ctarget
stack64 bytes_backup
enter ECRYPT_keystream_bytes
x = arg1
m = arg2
out = m
bytes = arg3
unsigned>? bytes - 0
goto done if !unsigned>
a = 0
i = bytes
while (i) { *out++ = a; --i }
out -= bytes
goto start
enter ECRYPT_decrypt_bytes
x = arg1
m = arg2
out = arg3
bytes = arg4
unsigned>? bytes - 0
goto done if !unsigned>
goto start
enter ECRYPT_encrypt_bytes
x = arg1
m = arg2
out = arg3
bytes = arg4
unsigned>? bytes - 0
goto done if !unsigned>
start:
unsigned<? bytes - 256
goto bytesbetween1and255 if unsigned<
z0 = *(int128 *) (x + 0)
z5 = z0[1,1,1,1]
z10 = z0[2,2,2,2]
z15 = z0[3,3,3,3]
z0 = z0[0,0,0,0]
orig5 = z5
orig10 = z10
orig15 = z15
orig0 = z0
z1 = *(int128 *) (x + 16)
z6 = z1[2,2,2,2]
z11 = z1[3,3,3,3]
z12 = z1[0,0,0,0]
z1 = z1[1,1,1,1]
orig6 = z6
orig11 = z11
orig12 = z12
orig1 = z1
z2 = *(int128 *) (x + 32)
z7 = z2[3,3,3,3]
z13 = z2[1,1,1,1]
z2 = z2[2,2,2,2]
orig7 = z7
orig13 = z13
orig2 = z2
z3 = *(int128 *) (x + 48)
z4 = z3[0,0,0,0]
z14 = z3[2,2,2,2]
z3 = z3[3,3,3,3]
orig4 = z4
orig14 = z14
orig3 = z3
bytesatleast256:
in8 = *(uint32 *) (x + 32)
in9 = *(uint32 *) (x + 52)
((uint32 *) &orig8)[0] = in8
((uint32 *) &orig9)[0] = in9
in8 += 1
in9 <<= 32
in8 += in9
in9 = in8
(uint64) in9 >>= 32
((uint32 *) &orig8)[1] = in8
((uint32 *) &orig9)[1] = in9
in8 += 1
in9 <<= 32
in8 += in9
in9 = in8
(uint64) in9 >>= 32
((uint32 *) &orig8)[2] = in8
((uint32 *) &orig9)[2] = in9
in8 += 1
in9 <<= 32
in8 += in9
in9 = in8
(uint64) in9 >>= 32
((uint32 *) &orig8)[3] = in8
((uint32 *) &orig9)[3] = in9
in8 += 1
in9 <<= 32
in8 += in9
in9 = in8
(uint64) in9 >>= 32
*(uint32 *) (x + 32) = in8
*(uint32 *) (x + 52) = in9
bytes_backup = bytes
i = 20
z5 = orig5
z10 = orig10
z15 = orig15
z14 = orig14
z3 = orig3
z6 = orig6
z11 = orig11
z1 = orig1
z5_stack = z5
z10_stack = z10
z15_stack = z15
z14_stack = z14
z3_stack = z3
z6_stack = z6
z11_stack = z11
z1_stack = z1
z7 = orig7
z13 = orig13
z2 = orig2
z9 = orig9
p = orig0
t = orig12
q = orig4
r = orig8
z7_stack = z7
z13_stack = z13
z2_stack = z2
z9_stack = z9
z0_stack = p
z12_stack = t
z4_stack = q
z8_stack = r
mainloop1:
assign xmm0 to p
assign xmm1 to r
assign xmm2 to t
assign xmm3 to q
s = t
uint32323232 t += p
u = t
uint32323232 t >>= 25
q ^= t
uint32323232 u <<= 7
q ^= u
z4_stack = q
t = p
uint32323232 t += q
u = t
uint32323232 t >>= 23
r ^= t
uint32323232 u <<= 9
r ^= u
z8_stack = r
uint32323232 q += r
u = q
uint32323232 q >>= 19
s ^= q
uint32323232 u <<= 13
s ^= u
mt = z1_stack
mp = z5_stack
mq = z9_stack
mr = z13_stack
z12_stack = s
uint32323232 r += s
u = r
uint32323232 r >>= 14
p ^= r
uint32323232 u <<= 18
p ^= u
z0_stack = p
assign xmm2 to mt
assign xmm3 to mq
assign xmm4 to mp
assign xmm5 to mr
ms = mt
uint32323232 mt += mp
mu = mt
uint32323232 mt >>= 25
mq ^= mt
uint32323232 mu <<= 7
mq ^= mu
z9_stack = mq
mt = mp
uint32323232 mt += mq
mu = mt
uint32323232 mt >>= 23
mr ^= mt
uint32323232 mu <<= 9
mr ^= mu
z13_stack = mr
uint32323232 mq += mr
mu = mq
uint32323232 mq >>= 19
ms ^= mq
uint32323232 mu <<= 13
ms ^= mu
t = z6_stack
p = z10_stack
q = z14_stack
r = z2_stack
z1_stack = ms
uint32323232 mr += ms
mu = mr
uint32323232 mr >>= 14
mp ^= mr
uint32323232 mu <<= 18
mp ^= mu
z5_stack = mp
assign xmm0 to p
assign xmm1 to r
assign xmm2 to t
assign xmm3 to q
s = t
uint32323232 t += p
u = t
uint32323232 t >>= 25
q ^= t
uint32323232 u <<= 7
q ^= u
z14_stack = q
t = p
uint32323232 t += q
u = t
uint32323232 t >>= 23
r ^= t
uint32323232 u <<= 9
r ^= u
z2_stack = r
uint32323232 q += r
u = q
uint32323232 q >>= 19
s ^= q
uint32323232 u <<= 13
s ^= u
mt = z11_stack
mp = z15_stack
mq = z3_stack
mr = z7_stack
z6_stack = s
uint32323232 r += s
u = r
uint32323232 r >>= 14
p ^= r
uint32323232 u <<= 18
p ^= u
z10_stack = p
assign xmm2 to mt
assign xmm3 to mq
assign xmm4 to mp
assign xmm5 to mr
ms = mt
uint32323232 mt += mp
mu = mt
uint32323232 mt >>= 25
mq ^= mt
uint32323232 mu <<= 7
mq ^= mu
z3_stack = mq
mt = mp
uint32323232 mt += mq
mu = mt
uint32323232 mt >>= 23
mr ^= mt
uint32323232 mu <<= 9
mr ^= mu
z7_stack = mr
uint32323232 mq += mr
mu = mq
uint32323232 mq >>= 19
ms ^= mq
uint32323232 mu <<= 13
ms ^= mu
t = z3_stack
p = z0_stack
q = z1_stack
r = z2_stack
z11_stack = ms
uint32323232 mr += ms
mu = mr
uint32323232 mr >>= 14
mp ^= mr
uint32323232 mu <<= 18
mp ^= mu
z15_stack = mp
assign xmm0 to p
assign xmm1 to r
assign xmm2 to t
assign xmm3 to q
s = t
uint32323232 t += p
u = t
uint32323232 t >>= 25
q ^= t
uint32323232 u <<= 7
q ^= u
z1_stack = q
t = p
uint32323232 t += q
u = t
uint32323232 t >>= 23
r ^= t
uint32323232 u <<= 9
r ^= u
z2_stack = r
uint32323232 q += r
u = q
uint32323232 q >>= 19
s ^= q
uint32323232 u <<= 13
s ^= u
mt = z4_stack
mp = z5_stack
mq = z6_stack
mr = z7_stack
z3_stack = s
uint32323232 r += s
u = r
uint32323232 r >>= 14
p ^= r
uint32323232 u <<= 18
p ^= u
z0_stack = p
assign xmm2 to mt
assign xmm3 to mq
assign xmm4 to mp
assign xmm5 to mr
ms = mt
uint32323232 mt += mp
mu = mt
uint32323232 mt >>= 25
mq ^= mt
uint32323232 mu <<= 7
mq ^= mu
z6_stack = mq
mt = mp
uint32323232 mt += mq
mu = mt
uint32323232 mt >>= 23
mr ^= mt
uint32323232 mu <<= 9
mr ^= mu
z7_stack = mr
uint32323232 mq += mr
mu = mq
uint32323232 mq >>= 19
ms ^= mq
uint32323232 mu <<= 13
ms ^= mu
t = z9_stack
p = z10_stack
q = z11_stack
r = z8_stack
z4_stack = ms
uint32323232 mr += ms
mu = mr
uint32323232 mr >>= 14
mp ^= mr
uint32323232 mu <<= 18
mp ^= mu
z5_stack = mp
assign xmm0 to p
assign xmm1 to r
assign xmm2 to t
assign xmm3 to q
s = t
uint32323232 t += p
u = t
uint32323232 t >>= 25
q ^= t
uint32323232 u <<= 7
q ^= u
z11_stack = q
t = p
uint32323232 t += q
u = t
uint32323232 t >>= 23
r ^= t
uint32323232 u <<= 9
r ^= u
z8_stack = r
uint32323232 q += r
u = q
uint32323232 q >>= 19
s ^= q
uint32323232 u <<= 13
s ^= u
mt = z14_stack
mp = z15_stack
mq = z12_stack
mr = z13_stack
z9_stack = s
uint32323232 r += s
u = r
uint32323232 r >>= 14
p ^= r
uint32323232 u <<= 18
p ^= u
z10_stack = p
assign xmm2 to mt
assign xmm3 to mq
assign xmm4 to mp
assign xmm5 to mr
ms = mt
uint32323232 mt += mp
mu = mt
uint32323232 mt >>= 25
mq ^= mt
uint32323232 mu <<= 7
mq ^= mu
z12_stack = mq
mt = mp
uint32323232 mt += mq
mu = mt
uint32323232 mt >>= 23
mr ^= mt
uint32323232 mu <<= 9
mr ^= mu
z13_stack = mr
uint32323232 mq += mr
mu = mq
uint32323232 mq >>= 19
ms ^= mq
uint32323232 mu <<= 13
ms ^= mu
t = z12_stack
p = z0_stack
q = z4_stack
r = z8_stack
z14_stack = ms
uint32323232 mr += ms
mu = mr
uint32323232 mr >>= 14
mp ^= mr
uint32323232 mu <<= 18
mp ^= mu
z15_stack = mp
unsigned>? i -= 2
goto mainloop1 if unsigned>
z0 = z0_stack
z1 = z1_stack
z2 = z2_stack
z3 = z3_stack
uint32323232 z0 += orig0
uint32323232 z1 += orig1
uint32323232 z2 += orig2
uint32323232 z3 += orig3
in0 = z0
in1 = z1
in2 = z2
in3 = z3
z0 <<<= 96
z1 <<<= 96
z2 <<<= 96
z3 <<<= 96
(uint32) in0 ^= *(uint32 *) (m + 0)
(uint32) in1 ^= *(uint32 *) (m + 4)
(uint32) in2 ^= *(uint32 *) (m + 8)
(uint32) in3 ^= *(uint32 *) (m + 12)
*(uint32 *) (out + 0) = in0
*(uint32 *) (out + 4) = in1
*(uint32 *) (out + 8) = in2
*(uint32 *) (out + 12) = in3
in0 = z0
in1 = z1
in2 = z2
in3 = z3
z0 <<<= 96
z1 <<<= 96
z2 <<<= 96
z3 <<<= 96
(uint32) in0 ^= *(uint32 *) (m + 64)
(uint32) in1 ^= *(uint32 *) (m + 68)
(uint32) in2 ^= *(uint32 *) (m + 72)
(uint32) in3 ^= *(uint32 *) (m + 76)
*(uint32 *) (out + 64) = in0
*(uint32 *) (out + 68) = in1
*(uint32 *) (out + 72) = in2
*(uint32 *) (out + 76) = in3
in0 = z0
in1 = z1
in2 = z2
in3 = z3
z0 <<<= 96
z1 <<<= 96
z2 <<<= 96
z3 <<<= 96
(uint32) in0 ^= *(uint32 *) (m + 128)
(uint32) in1 ^= *(uint32 *) (m + 132)
(uint32) in2 ^= *(uint32 *) (m + 136)
(uint32) in3 ^= *(uint32 *) (m + 140)
*(uint32 *) (out + 128) = in0
*(uint32 *) (out + 132) = in1
*(uint32 *) (out + 136) = in2
*(uint32 *) (out + 140) = in3
in0 = z0
in1 = z1
in2 = z2
in3 = z3
(uint32) in0 ^= *(uint32 *) (m + 192)
(uint32) in1 ^= *(uint32 *) (m + 196)
(uint32) in2 ^= *(uint32 *) (m + 200)
(uint32) in3 ^= *(uint32 *) (m + 204)
*(uint32 *) (out + 192) = in0
*(uint32 *) (out + 196) = in1
*(uint32 *) (out + 200) = in2
*(uint32 *) (out + 204) = in3
z4 = z4_stack
z5 = z5_stack
z6 = z6_stack
z7 = z7_stack
uint32323232 z4 += orig4
uint32323232 z5 += orig5
uint32323232 z6 += orig6
uint32323232 z7 += orig7
in4 = z4
in5 = z5
in6 = z6
in7 = z7
z4 <<<= 96
z5 <<<= 96
z6 <<<= 96
z7 <<<= 96
(uint32) in4 ^= *(uint32 *) (m + 16)
(uint32) in5 ^= *(uint32 *) (m + 20)
(uint32) in6 ^= *(uint32 *) (m + 24)
(uint32) in7 ^= *(uint32 *) (m + 28)
*(uint32 *) (out + 16) = in4
*(uint32 *) (out + 20) = in5
*(uint32 *) (out + 24) = in6
*(uint32 *) (out + 28) = in7
in4 = z4
in5 = z5
in6 = z6
in7 = z7
z4 <<<= 96
z5 <<<= 96
z6 <<<= 96
z7 <<<= 96
(uint32) in4 ^= *(uint32 *) (m + 80)
(uint32) in5 ^= *(uint32 *) (m + 84)
(uint32) in6 ^= *(uint32 *) (m + 88)
(uint32) in7 ^= *(uint32 *) (m + 92)
*(uint32 *) (out + 80) = in4
*(uint32 *) (out + 84) = in5
*(uint32 *) (out + 88) = in6
*(uint32 *) (out + 92) = in7
in4 = z4
in5 = z5
in6 = z6
in7 = z7
z4 <<<= 96
z5 <<<= 96
z6 <<<= 96
z7 <<<= 96
(uint32) in4 ^= *(uint32 *) (m + 144)
(uint32) in5 ^= *(uint32 *) (m + 148)
(uint32) in6 ^= *(uint32 *) (m + 152)
(uint32) in7 ^= *(uint32 *) (m + 156)
*(uint32 *) (out + 144) = in4
*(uint32 *) (out + 148) = in5
*(uint32 *) (out + 152) = in6
*(uint32 *) (out + 156) = in7
in4 = z4
in5 = z5
in6 = z6
in7 = z7
(uint32) in4 ^= *(uint32 *) (m + 208)
(uint32) in5 ^= *(uint32 *) (m + 212)
(uint32) in6 ^= *(uint32 *) (m + 216)
(uint32) in7 ^= *(uint32 *) (m + 220)
*(uint32 *) (out + 208) = in4
*(uint32 *) (out + 212) = in5
*(uint32 *) (out + 216) = in6
*(uint32 *) (out + 220) = in7
z8 = z8_stack
z9 = z9_stack
z10 = z10_stack
z11 = z11_stack
uint32323232 z8 += orig8
uint32323232 z9 += orig9
uint32323232 z10 += orig10
uint32323232 z11 += orig11
in8 = z8
in9 = z9
in10 = z10
in11 = z11
z8 <<<= 96
z9 <<<= 96
z10 <<<= 96
z11 <<<= 96
(uint32) in8 ^= *(uint32 *) (m + 32)
(uint32) in9 ^= *(uint32 *) (m + 36)
(uint32) in10 ^= *(uint32 *) (m + 40)
(uint32) in11 ^= *(uint32 *) (m + 44)
*(uint32 *) (out + 32) = in8
*(uint32 *) (out + 36) = in9
*(uint32 *) (out + 40) = in10
*(uint32 *) (out + 44) = in11
in8 = z8
in9 = z9
in10 = z10
in11 = z11
z8 <<<= 96
z9 <<<= 96
z10 <<<= 96
z11 <<<= 96
(uint32) in8 ^= *(uint32 *) (m + 96)
(uint32) in9 ^= *(uint32 *) (m + 100)
(uint32) in10 ^= *(uint32 *) (m + 104)
(uint32) in11 ^= *(uint32 *) (m + 108)
*(uint32 *) (out + 96) = in8
*(uint32 *) (out + 100) = in9
*(uint32 *) (out + 104) = in10
*(uint32 *) (out + 108) = in11
in8 = z8
in9 = z9
in10 = z10
in11 = z11
z8 <<<= 96
z9 <<<= 96
z10 <<<= 96
z11 <<<= 96
(uint32) in8 ^= *(uint32 *) (m + 160)
(uint32) in9 ^= *(uint32 *) (m + 164)
(uint32) in10 ^= *(uint32 *) (m + 168)
(uint32) in11 ^= *(uint32 *) (m + 172)
*(uint32 *) (out + 160) = in8
*(uint32 *) (out + 164) = in9
*(uint32 *) (out + 168) = in10
*(uint32 *) (out + 172) = in11
in8 = z8
in9 = z9
in10 = z10
in11 = z11
(uint32) in8 ^= *(uint32 *) (m + 224)
(uint32) in9 ^= *(uint32 *) (m + 228)
(uint32) in10 ^= *(uint32 *) (m + 232)
(uint32) in11 ^= *(uint32 *) (m + 236)
*(uint32 *) (out + 224) = in8
*(uint32 *) (out + 228) = in9
*(uint32 *) (out + 232) = in10
*(uint32 *) (out + 236) = in11
z12 = z12_stack
z13 = z13_stack
z14 = z14_stack
z15 = z15_stack
uint32323232 z12 += orig12
uint32323232 z13 += orig13
uint32323232 z14 += orig14
uint32323232 z15 += orig15
in12 = z12
in13 = z13
in14 = z14
in15 = z15
z12 <<<= 96
z13 <<<= 96
z14 <<<= 96
z15 <<<= 96
(uint32) in12 ^= *(uint32 *) (m + 48)
(uint32) in13 ^= *(uint32 *) (m + 52)
(uint32) in14 ^= *(uint32 *) (m + 56)
(uint32) in15 ^= *(uint32 *) (m + 60)
*(uint32 *) (out + 48) = in12
*(uint32 *) (out + 52) = in13
*(uint32 *) (out + 56) = in14
*(uint32 *) (out + 60) = in15
in12 = z12
in13 = z13
in14 = z14
in15 = z15
z12 <<<= 96
z13 <<<= 96
z14 <<<= 96
z15 <<<= 96
(uint32) in12 ^= *(uint32 *) (m + 112)
(uint32) in13 ^= *(uint32 *) (m + 116)
(uint32) in14 ^= *(uint32 *) (m + 120)
(uint32) in15 ^= *(uint32 *) (m + 124)
*(uint32 *) (out + 112) = in12
*(uint32 *) (out + 116) = in13
*(uint32 *) (out + 120) = in14
*(uint32 *) (out + 124) = in15
in12 = z12
in13 = z13
in14 = z14
in15 = z15
z12 <<<= 96
z13 <<<= 96
z14 <<<= 96
z15 <<<= 96
(uint32) in12 ^= *(uint32 *) (m + 176)
(uint32) in13 ^= *(uint32 *) (m + 180)
(uint32) in14 ^= *(uint32 *) (m + 184)
(uint32) in15 ^= *(uint32 *) (m + 188)
*(uint32 *) (out + 176) = in12
*(uint32 *) (out + 180) = in13
*(uint32 *) (out + 184) = in14
*(uint32 *) (out + 188) = in15
in12 = z12
in13 = z13
in14 = z14
in15 = z15
(uint32) in12 ^= *(uint32 *) (m + 240)
(uint32) in13 ^= *(uint32 *) (m + 244)
(uint32) in14 ^= *(uint32 *) (m + 248)
(uint32) in15 ^= *(uint32 *) (m + 252)
*(uint32 *) (out + 240) = in12
*(uint32 *) (out + 244) = in13
*(uint32 *) (out + 248) = in14
*(uint32 *) (out + 252) = in15
bytes = bytes_backup
bytes -= 256
m += 256
out += 256
unsigned<? bytes - 256
goto bytesatleast256 if !unsigned<
unsigned>? bytes - 0
goto done if !unsigned>
bytesbetween1and255:
unsigned<? bytes - 64
goto nocopy if !unsigned<
ctarget = out
out = &tmp
i = bytes
while (i) { *out++ = *m++; --i }
out = &tmp
m = &tmp
nocopy:
bytes_backup = bytes
diag0 = *(int128 *) (x + 0)
diag1 = *(int128 *) (x + 16)
diag2 = *(int128 *) (x + 32)
diag3 = *(int128 *) (x + 48)
a0 = diag1
i = 20
mainloop2:
uint32323232 a0 += diag0
a1 = diag0
b0 = a0
uint32323232 a0 <<= 7
uint32323232 b0 >>= 25
diag3 ^= a0
diag3 ^= b0
uint32323232 a1 += diag3
a2 = diag3
b1 = a1
uint32323232 a1 <<= 9
uint32323232 b1 >>= 23
diag2 ^= a1
diag3 <<<= 32
diag2 ^= b1
uint32323232 a2 += diag2
a3 = diag2
b2 = a2
uint32323232 a2 <<= 13
uint32323232 b2 >>= 19
diag1 ^= a2
diag2 <<<= 64
diag1 ^= b2
uint32323232 a3 += diag1
a4 = diag3
b3 = a3
uint32323232 a3 <<= 18
uint32323232 b3 >>= 14
diag0 ^= a3
diag1 <<<= 96
diag0 ^= b3
uint32323232 a4 += diag0
a5 = diag0
b4 = a4
uint32323232 a4 <<= 7
uint32323232 b4 >>= 25
diag1 ^= a4
diag1 ^= b4
uint32323232 a5 += diag1
a6 = diag1
b5 = a5
uint32323232 a5 <<= 9
uint32323232 b5 >>= 23
diag2 ^= a5
diag1 <<<= 32
diag2 ^= b5
uint32323232 a6 += diag2
a7 = diag2
b6 = a6
uint32323232 a6 <<= 13
uint32323232 b6 >>= 19
diag3 ^= a6
diag2 <<<= 64
diag3 ^= b6
uint32323232 a7 += diag3
a0 = diag1
b7 = a7
uint32323232 a7 <<= 18
uint32323232 b7 >>= 14
diag0 ^= a7
diag3 <<<= 96
diag0 ^= b7
uint32323232 a0 += diag0
a1 = diag0
b0 = a0
uint32323232 a0 <<= 7
uint32323232 b0 >>= 25
diag3 ^= a0
diag3 ^= b0
uint32323232 a1 += diag3
a2 = diag3
b1 = a1
uint32323232 a1 <<= 9
uint32323232 b1 >>= 23
diag2 ^= a1
diag3 <<<= 32
diag2 ^= b1
uint32323232 a2 += diag2
a3 = diag2
b2 = a2
uint32323232 a2 <<= 13
uint32323232 b2 >>= 19
diag1 ^= a2
diag2 <<<= 64
diag1 ^= b2
uint32323232 a3 += diag1
a4 = diag3
b3 = a3
uint32323232 a3 <<= 18
uint32323232 b3 >>= 14
diag0 ^= a3
diag1 <<<= 96
diag0 ^= b3
uint32323232 a4 += diag0
a5 = diag0
b4 = a4
uint32323232 a4 <<= 7
uint32323232 b4 >>= 25
diag1 ^= a4
diag1 ^= b4
uint32323232 a5 += diag1
a6 = diag1
b5 = a5
uint32323232 a5 <<= 9
uint32323232 b5 >>= 23
diag2 ^= a5
diag1 <<<= 32
diag2 ^= b5
uint32323232 a6 += diag2
a7 = diag2
b6 = a6
uint32323232 a6 <<= 13
uint32323232 b6 >>= 19
diag3 ^= a6
diag2 <<<= 64
diag3 ^= b6
unsigned>? i -= 4
uint32323232 a7 += diag3
a0 = diag1
b7 = a7
uint32323232 a7 <<= 18
b0 = 0
uint32323232 b7 >>= 14
diag0 ^= a7
diag3 <<<= 96
diag0 ^= b7
goto mainloop2 if unsigned>
uint32323232 diag0 += *(int128 *) (x + 0)
uint32323232 diag1 += *(int128 *) (x + 16)
uint32323232 diag2 += *(int128 *) (x + 32)
uint32323232 diag3 += *(int128 *) (x + 48)
in0 = diag0
in12 = diag1
in8 = diag2
in4 = diag3
diag0 <<<= 96
diag1 <<<= 96
diag2 <<<= 96
diag3 <<<= 96
(uint32) in0 ^= *(uint32 *) (m + 0)
(uint32) in12 ^= *(uint32 *) (m + 48)
(uint32) in8 ^= *(uint32 *) (m + 32)
(uint32) in4 ^= *(uint32 *) (m + 16)
*(uint32 *) (out + 0) = in0
*(uint32 *) (out + 48) = in12
*(uint32 *) (out + 32) = in8
*(uint32 *) (out + 16) = in4
in5 = diag0
in1 = diag1
in13 = diag2
in9 = diag3
diag0 <<<= 96
diag1 <<<= 96
diag2 <<<= 96
diag3 <<<= 96
(uint32) in5 ^= *(uint32 *) (m + 20)
(uint32) in1 ^= *(uint32 *) (m + 4)
(uint32) in13 ^= *(uint32 *) (m + 52)
(uint32) in9 ^= *(uint32 *) (m + 36)
*(uint32 *) (out + 20) = in5
*(uint32 *) (out + 4) = in1
*(uint32 *) (out + 52) = in13
*(uint32 *) (out + 36) = in9
in10 = diag0
in6 = diag1
in2 = diag2
in14 = diag3
diag0 <<<= 96
diag1 <<<= 96
diag2 <<<= 96
diag3 <<<= 96
(uint32) in10 ^= *(uint32 *) (m + 40)
(uint32) in6 ^= *(uint32 *) (m + 24)
(uint32) in2 ^= *(uint32 *) (m + 8)
(uint32) in14 ^= *(uint32 *) (m + 56)
*(uint32 *) (out + 40) = in10
*(uint32 *) (out + 24) = in6
*(uint32 *) (out + 8) = in2
*(uint32 *) (out + 56) = in14
in15 = diag0
in11 = diag1
in7 = diag2
in3 = diag3
(uint32) in15 ^= *(uint32 *) (m + 60)
(uint32) in11 ^= *(uint32 *) (m + 44)
(uint32) in7 ^= *(uint32 *) (m + 28)
(uint32) in3 ^= *(uint32 *) (m + 12)
*(uint32 *) (out + 60) = in15
*(uint32 *) (out + 44) = in11
*(uint32 *) (out + 28) = in7
*(uint32 *) (out + 12) = in3
bytes = bytes_backup
in8 = *(uint32 *) (x + 32)
in9 = *(uint32 *) (x + 52)
in8 += 1
in9 <<= 32
in8 += in9
in9 = in8
(uint64) in9 >>= 32
*(uint32 *) (x + 32) = in8
*(uint32 *) (x + 52) = in9
unsigned>? unsigned<? bytes - 64
goto bytesatleast65 if unsigned>
goto bytesatleast64 if !unsigned<
m = out
out = ctarget
i = bytes
while (i) { *out++ = *m++; --i }
bytesatleast64:
done:
leave
bytesatleast65:
bytes -= 64
out += 64
m += 64
goto bytesbetween1and255
enter ECRYPT_init
leave
enter ECRYPT_keysetup
k = arg2
kbits = arg3
x = arg1
# situation at beginning of first round:
# diag0: x0 x5 x10 x15
# diag1: x12 x1 x6 x11
# diag2: x8 x13 x2 x7
# diag3: x4 x9 x14 x3
in1 = *(uint32 *) (k + 0)
in2 = *(uint32 *) (k + 4)
in3 = *(uint32 *) (k + 8)
in4 = *(uint32 *) (k + 12)
*(uint32 *) (x + 20) = in1
*(uint32 *) (x + 40) = in2
*(uint32 *) (x + 60) = in3
*(uint32 *) (x + 48) = in4
unsigned<? kbits - 256
goto kbits128 if unsigned<
kbits256:
in11 = *(uint32 *) (k + 16)
in12 = *(uint32 *) (k + 20)
in13 = *(uint32 *) (k + 24)
in14 = *(uint32 *) (k + 28)
*(uint32 *) (x + 28) = in11
*(uint32 *) (x + 16) = in12
*(uint32 *) (x + 36) = in13
*(uint32 *) (x + 56) = in14
in0 = 1634760805
in5 = 857760878
in10 = 2036477234
in15 = 1797285236
*(uint32 *) (x + 0) = in0
*(uint32 *) (x + 4) = in5
*(uint32 *) (x + 8) = in10
*(uint32 *) (x + 12) = in15
goto keysetupdone
kbits128:
in11 = *(uint32 *) (k + 0)
in12 = *(uint32 *) (k + 4)
in13 = *(uint32 *) (k + 8)
in14 = *(uint32 *) (k + 12)
*(uint32 *) (x + 28) = in11
*(uint32 *) (x + 16) = in12
*(uint32 *) (x + 36) = in13
*(uint32 *) (x + 56) = in14
in0 = 1634760805
in5 = 824206446
in10 = 2036477238
in15 = 1797285236
*(uint32 *) (x + 0) = in0
*(uint32 *) (x + 4) = in5
*(uint32 *) (x + 8) = in10
*(uint32 *) (x + 12) = in15
keysetupdone:
leave
enter ECRYPT_ivsetup
iv = arg2
x = arg1
# situation at beginning of first round:
# diag0: x0 x5 x10 x15
# diag1: x12 x1 x6 x11
# diag2: x8 x13 x2 x7
# diag3: x4 x9 x14 x3
in6 = *(uint32 *) (iv + 0)
in7 = *(uint32 *) (iv + 4)
in8 = 0
in9 = 0
*(uint32 *) (x + 24) = in6
*(uint32 *) (x + 44) = in7
*(uint32 *) (x + 32) = in8
*(uint32 *) (x + 52) = in9
leave
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