| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Android/art/art/tools/cpp-define-generator/ (Android Betriebssystem Version 17©) Datei vom 26.5.2026 mit Größe 1 kB |
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Quelle asm_defines.ccSprache: C |
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/* * Copyright (C) 2018 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ // // This file is used to generate #defines for use in assembly source code. // // The content of this file will be used to compile an object file // (generated as human readable assembly text file, not as binary). // This text file will then be post-processed by a python script to find // and extract the constants and generate the final asm_defines.h header. // // We use "asm volatile" to generate text that will stand out in the // compiler generated intermediate assembly file (eg. ">>FOO 42 0<<"). // We emit all values as 64-bit integers (which we will printed as text). // We also store a flag which specifies whether the constant is negative. // Note that "asm volatile" must be inside a method to please the compiler. #define ASM_DEFINE(NAME, EXPR) \ void AsmDefineHelperFor_##NAME() { \ asm volatile("\n.ascii \">>" #NAME " %0 %1<<\"" \ :: "i" (static_cast<int64_t>(EXPR)), "i" ((EXPR) < 0 ? 1 : 0)); \ } #include "asm_defines.def"
¤ Dauer der Verarbeitung: 0.11 Sekunden (vorverarbeitet am 2026-06-29) ¤*© Formatika GbR, Deutschland |
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2026-07-09