forked from OSchip/llvm-project
94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
//===- println.go - IR generation for print and println -------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements IR generation for the print and println built-in
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// functions.
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//
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//===----------------------------------------------------------------------===//
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package irgen
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import (
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"fmt"
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"llvm.org/llgo/third_party/gotools/go/types"
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)
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func (fr *frame) printValues(println_ bool, values ...*govalue) {
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for i, value := range values {
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llvm_value := value.value
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typ := value.Type().Underlying()
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if name, isname := typ.(*types.Named); isname {
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typ = name.Underlying()
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}
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if println_ && i > 0 {
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fr.runtime.printSpace.call(fr)
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}
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switch typ := typ.(type) {
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case *types.Basic:
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switch typ.Kind() {
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case types.Uint8, types.Uint16, types.Uint32, types.Uintptr, types.Uint, types.Uint64:
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i64 := fr.llvmtypes.ctx.Int64Type()
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zext := fr.builder.CreateZExt(llvm_value, i64, "")
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fr.runtime.printUint64.call(fr, zext)
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case types.Int, types.Int8, types.Int16, types.Int32, types.Int64:
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i64 := fr.llvmtypes.ctx.Int64Type()
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sext := fr.builder.CreateSExt(llvm_value, i64, "")
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fr.runtime.printInt64.call(fr, sext)
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case types.Float32:
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llvm_value = fr.builder.CreateFPExt(llvm_value, fr.llvmtypes.ctx.DoubleType(), "")
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fallthrough
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case types.Float64:
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fr.runtime.printDouble.call(fr, llvm_value)
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case types.Complex64:
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llvm_value = fr.convert(value, types.Typ[types.Complex128]).value
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fallthrough
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case types.Complex128:
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fr.runtime.printComplex.call(fr, llvm_value)
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case types.String, types.UntypedString:
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fr.runtime.printString.call(fr, llvm_value)
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case types.Bool:
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fr.runtime.printBool.call(fr, llvm_value)
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case types.UnsafePointer:
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fr.runtime.printPointer.call(fr, llvm_value)
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default:
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panic(fmt.Sprint("Unhandled Basic Kind: ", typ.Kind))
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}
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case *types.Interface:
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if typ.Empty() {
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fr.runtime.printEmptyInterface.call(fr, llvm_value)
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} else {
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fr.runtime.printInterface.call(fr, llvm_value)
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}
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case *types.Slice:
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fr.runtime.printSlice.call(fr, llvm_value)
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case *types.Pointer, *types.Map, *types.Chan, *types.Signature:
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fr.runtime.printPointer.call(fr, llvm_value)
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default:
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panic(fmt.Sprintf("Unhandled type kind: %s (%T)", typ, typ))
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}
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}
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if println_ {
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fr.runtime.printNl.call(fr)
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}
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}
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