update to unicorn2

.gitignore

@@ -2,4 +2,5 @@ node_modules
 artifacts
 cache
 unicorn
+unicorn2
 .*.swp

build_unicorn.sh

 #!/bin/bash
-git clone https://github.com/geohot/unicorn.git
-cd unicorn
-UNICORN_ARCHS=mips make -j8
-UNICORN_ARCHS=mips make -j8
+git clone https://github.com/geohot/unicorn.git -b dev unicorn2
+cd unicorn2
+cmake . -DUNICORN_ARCH=mips -DCMAKE_BUILD_TYPE=Debug
+make -j8
 

mipsevm/README

@@ -23,3 +23,5 @@ Instruction set used by minigeth, 55 instructions:
  'negu', 'nop', 'not', 'or', 'ori',
  'sb', 'sll', 'sllv', 'slt', 'slti', 'sltiu', 'sltu', 'sra', 'srl', 'srlv', 'subu', 'sw', 'swr', 'sync', 'syscall',
  'xor', 'xori']
+
+ STEPS=100000000 ./evm.sh unicorn ../mipigo/minigeth.bin

mipsevm/compare_evmchain_test.go

@@ -12,8 +12,8 @@ import (
 
 func LoadRam() map[uint32](uint32) {
 	ram := make(map[uint32](uint32))
-	fn := "../mipigo/test/test.bin"
-	//LoadMappedFile("test/bin/add.bin", ram, 0)
+	//fn := "../mipigo/test/test.bin"
+	fn := "test/bin/add.bin"
 	LoadMappedFile(fn, ram, 0)
 	ZeroRegisters(ram)
 	ram[0xC000007C] = 0x5EAD0000

mipsevm/go.mod

@@ -3,7 +3,7 @@ module mipsevm
 go 1.17
 
 replace github.com/ethereum/go-ethereum => ../minigeth
-replace github.com/unicorn-engine/unicorn => ../unicorn
+replace github.com/unicorn-engine/unicorn => ../unicorn2
 
 require (
 	github.com/btcsuite/btcd v0.22.0-beta // indirect