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Diffstat (limited to 'libgo/go/exp/eval/compiler.go')
-rw-r--r-- | libgo/go/exp/eval/compiler.go | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/libgo/go/exp/eval/compiler.go b/libgo/go/exp/eval/compiler.go deleted file mode 100644 index 9d2923bfca4..00000000000 --- a/libgo/go/exp/eval/compiler.go +++ /dev/null @@ -1,92 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package eval - -import ( - "fmt" - "go/scanner" - "go/token" -) - - -// A compiler captures information used throughout an entire -// compilation. Currently it includes only the error handler. -// -// TODO(austin) This might actually represent package level, in which -// case it should be package compiler. -type compiler struct { - fset *token.FileSet - errors scanner.ErrorHandler - numErrors int - silentErrors int -} - -func (a *compiler) diagAt(pos token.Pos, format string, args ...interface{}) { - a.errors.Error(a.fset.Position(pos), fmt.Sprintf(format, args...)) - a.numErrors++ -} - -func (a *compiler) numError() int { return a.numErrors + a.silentErrors } - -// The universal scope -func newUniverse() *Scope { - sc := &Scope{nil, 0} - sc.block = &block{ - offset: 0, - scope: sc, - global: true, - defs: make(map[string]Def), - } - return sc -} - -var universe *Scope = newUniverse() - - -// TODO(austin) These can all go in stmt.go now -type label struct { - name string - desc string - // The PC goto statements should jump to, or nil if this label - // cannot be goto'd (such as an anonymous for loop label). - gotoPC *uint - // The PC break statements should jump to, or nil if a break - // statement is invalid. - breakPC *uint - // The PC continue statements should jump to, or nil if a - // continue statement is invalid. - continuePC *uint - // The position where this label was resolved. If it has not - // been resolved yet, an invalid position. - resolved token.Pos - // The position where this label was first jumped to. - used token.Pos -} - -// A funcCompiler captures information used throughout the compilation -// of a single function body. -type funcCompiler struct { - *compiler - fnType *FuncType - // Whether the out variables are named. This affects what - // kinds of return statements are legal. - outVarsNamed bool - *codeBuf - flow *flowBuf - labels map[string]*label -} - -// A blockCompiler captures information used throughout the compilation -// of a single block within a function. -type blockCompiler struct { - *funcCompiler - block *block - // The label of this block, used for finding break and - // continue labels. - label *label - // The blockCompiler for the block enclosing this one, or nil - // for a function-level block. - parent *blockCompiler -} |