[Wasm] Move intrinsic generators to generators/wasm

Reason: avoid kotlin-stdlib-gen dependency on kotlinStdlib() via wasm.ir
2020-12-15 17:39:24 +03:00
parent efeabac2c5
commit 602ed42b99
6 changed files with 58 additions and 28 deletions
@@ -5,8 +5,8 @@

 package generators

-import java.io.*
 import templates.*
+import java.io.File
 import kotlin.system.exitProcess

 /**
@@ -71,8 +71,6 @@ fun main(args: Array<String>) {
        }
        targetDir.resolve("_${source.name.capitalize()}$platformSuffix.kt")
    }
-
-    targetBaseDirs[KotlinTarget.WASM]?.let { generateWasmBuiltIns(it) }
 }

 fun File.resolveExistingDir(subpath: String) = resolve(subpath).also { it.requireExistingDir() }
@@ -1,116 +0,0 @@
-/*
- * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
- * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
- */
-
-package generators
-
-import org.jetbrains.kotlin.wasm.ir.WasmOp
-import templates.COMMON_AUTOGENERATED_WARNING
-import templates.COPYRIGHT_NOTICE
-import templates.PrimitiveType
-import templates.isUnsigned
-import java.io.File
-import java.io.FileWriter
-
-
-fun generateWasmBuiltIns(targetDir: File) {
-    generateWasmOps(targetDir)
-    generateWasmArrays(targetDir)
-}
-
-fun FileWriter.generateStandardWasmInternalHeader() {
-    appendLine(COPYRIGHT_NOTICE)
-    appendLine("package kotlin.wasm.internal")
-    appendLine()
-    appendLine(COMMON_AUTOGENERATED_WARNING)
-    appendLine()
-}
-
-fun generateWasmOps(targetDir: File) {
-    FileWriter(targetDir.resolve("_WasmOp.kt")).use { writer ->
-        writer.generateStandardWasmInternalHeader()
-        writer.appendLine(
-            """
-            @ExcludedFromCodegen
-            @Suppress("unused")
-            @Target(AnnotationTarget.FUNCTION)
-            @Retention(AnnotationRetention.BINARY)
-            internal annotation class WasmOp(val name: String) {
-                companion object {
-            """.trimIndent()
-        )
-        WasmOp.values().forEach { op ->
-            writer.appendLine("        const val $op = \"$op\"")
-        }
-        writer.appendLine(
-            """
-                }
-            }
-            """.trimIndent()
-        )
-    }
-}
-
-fun generateWasmArrays(targetDir: File) {
-    FileWriter(targetDir.resolve("_WasmArrays.kt")).use { writer ->
-        writer.generateStandardWasmInternalHeader()
-
-        writer.appendLine(wasmArrayForType("Any", true))
-        PrimitiveType.descendingByDomainCapacity.reversed().forEach { primitive ->
-            val isPacked = primitive in setOf(
-                PrimitiveType.Byte,
-                PrimitiveType.Short,
-                PrimitiveType.Char,
-            )
-            val isUnsigned = primitive.isUnsigned() || primitive == PrimitiveType.Char
-
-            writer.appendLine(
-                wasmArrayForType(
-                    primitive.name,
-                    false, isPacked, isUnsigned
-                )
-            )
-        }
-    }
-}
-
-fun wasmArrayForType(
-    klass: String,
-    isNullable: Boolean,
-    isPacked: Boolean = false,
-    isUnsigned: Boolean = false,
-): String {
-    val type = klass + if (isNullable) "?" else ""
-    val name = "Wasm${klass}Array"
-    val getSuffix = when {
-        isPacked && isUnsigned -> "_U"
-        isPacked && !isUnsigned -> "_S"
-        else -> ""
-    }
-    return """
-            @WasmArrayOf($klass::class, isNullable = $isNullable)
-            internal class $name(size: Int) {
-                @WasmOp(WasmOp.ARRAY_GET${getSuffix})
-                fun get(index: Int): $type =
-                    implementedAsIntrinsic
-    
-                @WasmOp(WasmOp.ARRAY_SET)
-                fun set(index: Int, value: $type): Unit =
-                    implementedAsIntrinsic
-    
-                @WasmOp(WasmOp.ARRAY_LEN)
-                fun len(): Int =
-                    implementedAsIntrinsic
-            }
-    
-            internal inline fun $name.fill(size: Int, init: (Int) -> $type) {
-                var i = 0
-                while (i < size) {
-                    set(i, init(i))
-                    i++
-                }
-            }
-            
-            """.trimIndent()
-}