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Refactor memcpy

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This commit is contained in:
Robin Salen 2023-10-26 11:21:10 -04:00
parent 3feb04d252
commit a1b178f6c7
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GPG Key ID: FB87BACFB3CB2007
1 changed files with 3 additions and 13 deletions
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16
evm/src/cpu/kernel/asm/memory/memcpy.asm
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@ -42,12 +42,6 @@ global memcpy:
// Continue the loop.
%jump(memcpy)
memcpy_finish:
// stack: DST, SRC, count, retdest
%pop7
// stack: retdest
JUMP
%macro memcpy
%stack (dst: 3, src: 3, count) -> (dst, src, count, %%after)
%jump(memcpy)
@ -63,7 +57,7 @@ global memcpy_bytes:
// stack: count, DST, SRC, count, retdest
ISZERO
// stack: count == 0, DST, SRC, count, retdest
%jumpi(memcpy_bytes_empty)
%jumpi(memcpy_finish)
// stack: DST, SRC, count, retdest
@ -126,12 +120,8 @@ memcpy_bytes_finish:
MSTORE_32BYTES
// stack: DST, SRC, count, retdest
%pop7
// stack: retdest
JUMP
memcpy_bytes_empty:
// stack: DST, SRC, 0, retdest
memcpy_finish:
// stack: DST, SRC, count, retdest
%pop7
// stack: retdest
JUMP