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This commit is contained in:
Nicholas Ward 2022-07-14 16:26:56 -07:00
parent 2c7b60e286
commit dd2cbf604b
1 changed files with 5 additions and 4 deletions
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9
evm/src/cpu/kernel/asm/sha2.asm
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@ -56,7 +56,7 @@ sha2_store_end:
global sha2_pad:
global sha2_append1:
// TODO: use kernel memory, and start address not at 0
push 0
mload
@ -70,7 +70,7 @@ global sha2_pad:
%eq(256)
%jumpi(pad_if256)
%jump(pad_else)
pad_if256:
append_if256:
JUMPDEST
// stack: num_bits, x[num_u256s-1]
%pop2
@ -90,7 +90,7 @@ pad_if256:
// stack: num_u256s+1, 1
mstore
%jump(pad_end)
pad_else:
append_else:
JUMPDEST
// stack: num_bits, x[num_u256s-1]
pop
@ -104,5 +104,6 @@ pad_else:
mload
// stack: num_u256s, 2*x[num_u256s-1]+1
mstore
pad_end:
append_end:
JUMPDEST