From 20c742e47406c13ebc6427951f6fcf1b0056ea26 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Sat, 18 Oct 2014 13:31:20 +0200
Subject: Moved ethvm => vm

---
 vm/common.go | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 vm/common.go

(limited to 'vm/common.go')

diff --git a/vm/common.go b/vm/common.go
new file mode 100644
index 000000000..6921b38ff
--- /dev/null
+++ b/vm/common.go
@@ -0,0 +1,66 @@
+package vm
+
+import (
+	"math/big"
+
+	"github.com/ethereum/eth-go/ethlog"
+	"github.com/ethereum/eth-go/ethutil"
+)
+
+var vmlogger = ethlog.NewLogger("VM")
+
+type Type int
+
+const (
+	StandardVmTy Type = iota
+	DebugVmTy
+
+	MaxVmTy
+)
+
+var (
+	GasStep    = big.NewInt(1)
+	GasSha     = big.NewInt(20)
+	GasSLoad   = big.NewInt(20)
+	GasSStore  = big.NewInt(100)
+	GasBalance = big.NewInt(20)
+	GasCreate  = big.NewInt(100)
+	GasCall    = big.NewInt(20)
+	GasMemory  = big.NewInt(1)
+	GasData    = big.NewInt(5)
+	GasTx      = big.NewInt(500)
+
+	Pow256 = ethutil.BigPow(2, 256)
+
+	LogTyPretty byte = 0x1
+	LogTyDiff   byte = 0x2
+
+	U256 = ethutil.U256
+	S256 = ethutil.S256
+)
+
+const MaxCallDepth = 1024
+
+func calcMemSize(off, l *big.Int) *big.Int {
+	if l.Cmp(ethutil.Big0) == 0 {
+		return ethutil.Big0
+	}
+
+	return new(big.Int).Add(off, l)
+}
+
+// Simple helper
+func u256(n int64) *big.Int {
+	return big.NewInt(n)
+}
+
+// Mainly used for print variables and passing to Print*
+func toValue(val *big.Int) interface{} {
+	// Let's assume a string on right padded zero's
+	b := val.Bytes()
+	if b[0] != 0 && b[len(b)-1] == 0x0 && b[len(b)-2] == 0x0 {
+		return string(b)
+	}
+
+	return val
+}
-- 
cgit v1.2.3


From 29b8a0bc5ffa7a674a06a211e1c8bdd1b6ed07b1 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Thu, 23 Oct 2014 01:01:26 +0200
Subject: Updated the VM & VM tests

* Stack Error shouldn't revert to previous state
* Updated VM Test tool
* Added Transfer method to VM Env
---
 vm/common.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'vm/common.go')

diff --git a/vm/common.go b/vm/common.go
index 6921b38ff..3d9f57290 100644
--- a/vm/common.go
+++ b/vm/common.go
@@ -39,7 +39,7 @@ var (
 	S256 = ethutil.S256
 )
 
-const MaxCallDepth = 1024
+const MaxCallDepth = 1025
 
 func calcMemSize(off, l *big.Int) *big.Int {
 	if l.Cmp(ethutil.Big0) == 0 {
-- 
cgit v1.2.3