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libevmasm: add RETURNDATACOPY and RETURNDATASIZE

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Yoichi Hirai
2017-06-13 16:57:02 +02:00
parent 0c8c209194
commit 0b22154a75
4 changed files with 20 additions and 0 deletions
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docs/assembly.rst
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@@ -234,6 +234,10 @@ In the grammar, opcodes are represented as pre-defined identifiers.
+-------------------------+------+-----------------------------------------------------------------+
| extcodecopy(a, t, f, s) | `-` | like codecopy(t, f, s) but take code at address a |
+-------------------------+------+-----------------------------------------------------------------+
| returndatasize | | size of the last returndata |
+-------------------------+------+-----------------------------------------------------------------+
| returndatacopy(t, f, s) | `*` | copy s bytes from returndata at position f to mem at position t |
+-------------------------+------+-----------------------------------------------------------------+
| create(v, p, s) | | create new contract with code mem[p..(p+s)) and send v wei |
| | | and return the new address |
+-------------------------+------+-----------------------------------------------------------------+