Merge pull request #9 from shafu0x/transient

tstore/tload

content/07_opcodes.ipynb

@@ -298,6 +298,25 @@
     "JUMPDEST = 0x5B"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "id": "72207b23",
+   "metadata": {},
+   "source": [
+    "## Transient Storage"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "2c779167",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "TLOAD  = 0x5c\n",
+    "TSTORE = 0x5d"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "5f4b87bb",

content/07a_opcodes/transient.ipynb

@@ -0,0 +1,87 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "9e99987a",
+   "metadata": {},
+   "source": [
+    "# Transient Storage"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "b1506617",
+   "metadata": {},
+   "source": [
+    "These opcodes behave almostidentically to storage but changes are discarded after every transaction."
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "3027a9a9",
+   "metadata": {},
+   "source": [
+    "#### Transient Storage Load"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "b0010cdd",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def tload(evm): \n",
+    "    key = evm.stack.pop().value\n",
+    "    warm, value = evm.storage.load(key)\n",
+    "    evm.stack.push(value)\n",
+    "\n",
+    "    evm.gas_dec(100)\n",
+    "    evm.pc += 1"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "1a2422b7",
+   "metadata": {},
+   "source": [
+    "#### Transient Storage Store"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "id": "c7032489",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def tstore(evm): \n",
+    "    key, value = evm.stack.pop(), evm.stack.pop()\n",
+    "    evm.storage.store(key, value)\n",
+    "    evm.gas_dec(100)\n",
+    "    evm.pc += 1"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.8.9"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}