cmd, params: implement Gray Glacier hard-fork (EIP-5133) (#25088)

* cmd/geth, params: implement Gray Glacier (EIP-5133)

* cmd/evm: add gray glacier tests

* params: nitpicks

* params: fixes

cmd/evm/internal/t8ntool/flags.go

@@ -152,7 +152,7 @@ var (
 			"\n\tSyntax <forkname>(+ExtraEip)",
 			strings.Join(tests.AvailableForks(), "\n\t    "),
 			strings.Join(vm.ActivateableEips(), ", ")),
-		Value: "ArrowGlacier",
+		Value: "GrayGlacier",
 	}
 	VerbosityFlag = cli.IntFlag{
 		Name:  "verbosity",

cmd/evm/t8n_test.go

@@ -211,6 +211,14 @@ func TestT8n(t *testing.T) {
 			output: t8nOutput{result: true},
 			expOut: "exp_arrowglacier.json",
 		},
+		{ // Difficulty calculation on gray glacier
+			base: "./testdata/19",
+			input: t8nInput{
+				"alloc.json", "txs.json", "env.json", "GrayGlacier", "",
+			},
+			output: t8nOutput{result: true},
+			expOut: "exp_grayglacier.json",
+		},
 		{ // Sign unprotected (pre-EIP155) transaction
 			base: "./testdata/23",
 			input: t8nInput{

cmd/evm/testdata/19/exp_grayglacier.json

@@ -0,0 +1,12 @@
+{
+    "result": {
+      "stateRoot": "0x6f058887ca01549716789c380ede95aecc510e6d1fdc4dbf67d053c7c07f4bdc",
+      "txRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+      "receiptsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+      "logsHash": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
+      "logsBloom": "0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+      "receipts": [],
+      "currentDifficulty": "0x2000000004000",
+      "gasUsed": "0x0"
+    }
+}

cmd/evm/testdata/19/readme.md

@@ -1,9 +1,9 @@
 ## Difficulty calculation
 
 This test shows how the `evm t8n` can be used to calculate the (ethash) difficulty, if none is provided by the caller, 
-this time on `ArrowGlacier` (Eip 4345).
+this time on `GrayGlacier` (Eip 5133).
 
-Calculating it (with an empty set of txs) using `ArrowGlacier` rules (and no provided unclehash for the parent block):
+Calculating it (with an empty set of txs) using `GrayGlacier` rules (and no provided unclehash for the parent block):
 ```
-[user@work evm]$ ./evm t8n --input.alloc=./testdata/14/alloc.json --input.txs=./testdata/14/txs.json --input.env=./testdata/14/env.json --output.result=stdout --state.fork=ArrowGlacier
+[user@work evm]$ ./evm t8n --input.alloc=./testdata/19/alloc.json --input.txs=./testdata/19/txs.json --input.env=./testdata/19/env.json --output.result=stdout --state.fork=GrayGlacier
 ```