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subroutines draft

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This commit is contained in:
Dmitry Vagner 2022-07-27 14:34:00 -04:00
parent c028afa1f8
commit 21e6477755
1 changed files with 133 additions and 0 deletions
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133
evm/src/cpu/kernel/asm/ripemd/subroutines.asm Normal file
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global Rol:
jumpdest
// stack: 2, 1
dup2
// stack: 2, 1, 1
dup1
// stack: 2, 2, 1, 1
swap2
// stack: 1, 2, 2, 1
push 32
// stack: 32, 1, 2, 2, 1
sub
// stack: 31, 2, 2, 1
swap1
// stack: 2, 31, 2, 1
shr
// stack: 0, 2, 1
swap2
// stack: 1, 2, 0
swap1
// stack: 2, 1, 0
shl
// stack: 4, 0
push 4294967295
// stack: 4294967295, 4, 0
and
// stack: 4, 0
or
// stack: 4
jump
global F0:
jumpdest
// stack: x, y, z
xor
// stack: x ^ y, z
xor
// stack: x ^ y ^ z
jump
global F1:
jumpdest
// stack: 1, 2, 3
dup1
// stack: 1, 1, 2, 3
swap2
// stack: 2, 1, 1, 3
and
// stack: 0, 1, 3
swap2
// stack: 3, 1, 0
swap1
// stack: 1, 3, 0
not
// stack: -2, 3, 0
push 0x100000000
// stack: 4294967296, -2, 3, 0
swap1
// stack: -2, 4294967296, 3, 0
mod
// stack: 4294967294, 3, 0
and
// stack: 2, 0
or
// stack: 2
jump
global F2:
jumpdest
// stack: 1, 2, 3
swap1
// stack: 2, 1, 3
not
// stack: -3, 1, 3
push 0x100000000
// stack: 4294967296, -3, 1, 3
swap1
// stack: -3, 4294967296, 1, 3
mod
// stack: 4294967293, 1, 3
or
// stack: 4294967293, 3
xor
// stack: 4294967294
jump
global F3:
jumpdest
// stack: 1, 2, 3
dup3
// stack: 1, 2, 3, 3
swap3
// stack: 3, 2, 3, 1
not
// stack: -4, 2, 3, 1
push 0x100000000
// stack: 4294967296, -4, 2, 3, 1
swap1
// stack: -4, 4294967296, 2, 3, 1
mod
// stack: 4294967292, 2, 3, 1
and
// stack: 0, 3, 1
swap2
// stack: 1, 3, 0
and
// stack: 1, 0
or
// stack: 1
jump
global F4:
jumpdest
// stack: 1, 2, 3
swap2
// stack: 3, 2, 1
not
// stack: -4, 2, 1
push 0x100000000
// stack: 4294967296, -4, 2, 1
swap1
// stack: -4, 4294967296, 2, 1
mod
// stack: 4294967292, 2, 1
or
// stack: 4294967294, 1
xor
// stack: 4294967295
jump