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walk
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..
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assign.go
(19.67 KB)
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builtin.go
(25.26 KB)
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closure.go
(7.65 KB)
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compare.go
(16.33 KB)
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complit.go
(18.95 KB)
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convert.go
(16.87 KB)
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expr.go
(25.7 KB)
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order.go
(43.24 KB)
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race.go
(856 B)
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range.go
(12.91 KB)
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select.go
(7.58 KB)
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stmt.go
(4.7 KB)
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switch.go
(18.56 KB)
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temp.go
(1.47 KB)
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walk.go
(10.53 KB)
Editing: temp.go
// Copyright 2021 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 walk import ( "cmd/compile/internal/base" "cmd/compile/internal/ir" "cmd/compile/internal/typecheck" "cmd/compile/internal/types" ) // initStackTemp appends statements to init to initialize the given // temporary variable to val, and then returns the expression &tmp. func initStackTemp(init *ir.Nodes, tmp *ir.Name, val ir.Node) *ir.AddrExpr { if val != nil && !types.Identical(tmp.Type(), val.Type()) { base.Fatalf("bad initial value for %L: %L", tmp, val) } appendWalkStmt(init, ir.NewAssignStmt(base.Pos, tmp, val)) return typecheck.Expr(typecheck.NodAddr(tmp)).(*ir.AddrExpr) } // stackTempAddr returns the expression &tmp, where tmp is a newly // allocated temporary variable of the given type. Statements to // zero-initialize tmp are appended to init. func stackTempAddr(init *ir.Nodes, typ *types.Type) *ir.AddrExpr { return initStackTemp(init, typecheck.Temp(typ), nil) } // stackBufAddr returns thte expression &tmp, where tmp is a newly // allocated temporary variable of type [len]elem. This variable is // initialized, and elem must not contain pointers. func stackBufAddr(len int64, elem *types.Type) *ir.AddrExpr { if elem.HasPointers() { base.FatalfAt(base.Pos, "%v has pointers", elem) } tmp := typecheck.Temp(types.NewArray(elem, len)) return typecheck.Expr(typecheck.NodAddr(tmp)).(*ir.AddrExpr) }
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