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author | obscuren <geffobscura@gmail.com> | 2015-06-10 03:12:25 +0800 |
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committer | obscuren <geffobscura@gmail.com> | 2015-06-10 03:12:25 +0800 |
commit | bac9a94ddf20dc530966cbf6cd384aaf94aedc77 (patch) | |
tree | 0ced967e60315698cc5056a984d7678c417bc1ce /core/vm/context.go | |
parent | 0e703d92ac9df61e2ededa8c895c70ded101a607 (diff) | |
parent | 14994fa21bf6f05554ff370d41005d06b68d20a5 (diff) | |
download | dexon-bac9a94ddf20dc530966cbf6cd384aaf94aedc77.tar.gz dexon-bac9a94ddf20dc530966cbf6cd384aaf94aedc77.tar.zst dexon-bac9a94ddf20dc530966cbf6cd384aaf94aedc77.zip |
Merge branch 'release/0.9.28'
Diffstat (limited to 'core/vm/context.go')
-rw-r--r-- | core/vm/context.go | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/core/vm/context.go b/core/vm/context.go index 29bb9f74e..de03f84f0 100644 --- a/core/vm/context.go +++ b/core/vm/context.go @@ -16,6 +16,8 @@ type Context struct { caller ContextRef self ContextRef + jumpdests destinations // result of JUMPDEST analysis. + Code []byte CodeAddr *common.Address @@ -24,10 +26,17 @@ type Context struct { Args []byte } -// Create a new context for the given data items +// Create a new context for the given data items. func NewContext(caller ContextRef, object ContextRef, value, gas, price *big.Int) *Context { c := &Context{caller: caller, self: object, Args: nil} + if parent, ok := caller.(*Context); ok { + // Reuse JUMPDEST analysis from parent context if available. + c.jumpdests = parent.jumpdests + } else { + c.jumpdests = make(destinations) + } + // Gas should be a pointer so it can safely be reduced through the run // This pointer will be off the state transition c.Gas = gas //new(big.Int).Set(gas) |