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core/vm: reuse bigint pools across transactions (#17070)

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* core/vm: A pool for int pools

* core/vm: fix rebase issue

* core/vm: push leftover stack items after execution, not before
This commit is contained in:
Guillaume Ballet
2018-07-03 06:06:42 -04:00
committed by Péter Szilágyi
parent d57e85ecc9
commit 4e5d1f1c39
4 changed files with 112 additions and 2 deletions
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6
core/vm/instructions_test.go
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@ -36,6 +36,7 @@ func testTwoOperandOp(t *testing.T, tests []twoOperandTest, opFn func(pc *uint64
stack = newstack()
pc = uint64(0)
)
env.interpreter.intPool = poolOfIntPools.get()
for i, test := range tests {
x := new(big.Int).SetBytes(common.Hex2Bytes(test.x))
shift := new(big.Int).SetBytes(common.Hex2Bytes(test.y))
@ -64,6 +65,7 @@ func testTwoOperandOp(t *testing.T, tests []twoOperandTest, opFn func(pc *uint64
}
}
}
poolOfIntPools.put(env.interpreter.intPool)
}
func TestByteOp(t *testing.T) {
@ -71,6 +73,7 @@ func TestByteOp(t *testing.T) {
env = NewEVM(Context{}, nil, params.TestChainConfig, Config{})
stack = newstack()
)
env.interpreter.intPool = poolOfIntPools.get()
tests := []struct {
v string
th uint64
@ -97,6 +100,7 @@ func TestByteOp(t *testing.T) {
t.Fatalf("Expected [%v] %v:th byte to be %v, was %v.", test.v, test.th, test.expected, actual)
}
}
poolOfIntPools.put(env.interpreter.intPool)
}
func TestSHL(t *testing.T) {
@ -432,6 +436,7 @@ func TestOpMstore(t *testing.T) {
stack = newstack()
mem = NewMemory()
)
env.interpreter.intPool = poolOfIntPools.get()
mem.Resize(64)
pc := uint64(0)
v := "abcdef00000000000000abba000000000deaf000000c0de00100000000133700"
@ -445,6 +450,7 @@ func TestOpMstore(t *testing.T) {
if common.Bytes2Hex(mem.Get(0, 32)) != "0000000000000000000000000000000000000000000000000000000000000001" {
t.Fatalf("Mstore failed to overwrite previous value")
}
poolOfIntPools.put(env.interpreter.intPool)
}
func BenchmarkOpMstore(bench *testing.B) {