mirror of
https://github.com/rubyjs/libv8
synced 2023-03-27 23:21:48 -04:00
Remove compiler inference support
This commit is contained in:
Petko Bordjukov
parent
9d1bc41a79
commit
7cbcb1face
12 changed files with 0 additions and 425 deletions
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@ -1,39 +0,0 @@
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require 'rbconfig'
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require File.expand_path '../compiler/generic_compiler', __FILE__
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require File.expand_path '../compiler/gcc', __FILE__
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require File.expand_path '../compiler/clang', __FILE__
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require File.expand_path '../compiler/apple_llvm', __FILE__
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module Libv8
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module Compiler
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module_function
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def type_of(compiler)
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case version_string_of(compiler)
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when /^Apple LLVM\b/ then AppleLLVM
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when /\bclang\b/i then Clang
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when /^gcc/i then GCC
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else GenericCompiler
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end
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end
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def version_string_of(compiler)
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command_result = execute_command "env LC_ALL=C LANG=C #{compiler} -v 2>&1"
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unless command_result.status.success?
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raise "Could not get version string of compiler #{compiler}"
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end
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command_result.output
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end
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def execute_command(command)
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output = `#{command}`
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status = $?
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ExecutionResult.new output, status
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end
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class ExecutionResult < Struct.new(:output, :status)
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end
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end
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end
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@ -1,22 +0,0 @@
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module Libv8
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module Compiler
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class AppleLLVM < Clang
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LLVM_VERSION_REGEXP = /Apple LLVM version (\d+\.\d+(\.\d+)*) \(/i
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REQUIRED_VERSION = '4.3'
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def name
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'Apple LLVM'
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end
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private
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def required_version
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REQUIRED_VERSION
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end
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def version_regexp
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LLVM_VERSION_REGEXP
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end
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end
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end
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end
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@ -1,22 +0,0 @@
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module Libv8
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module Compiler
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class Clang < GenericCompiler
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CLANG_VERSION_REGEXP = /clang version (\d+\.\d+(\.\d+)*) \(/i
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REQUIRED_VERSION = '3.1'
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def name
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'clang'
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end
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private
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def required_version
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REQUIRED_VERSION
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end
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def version_regexp
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CLANG_VERSION_REGEXP
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end
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end
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end
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end
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@ -1,22 +0,0 @@
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module Libv8
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module Compiler
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class GCC < GenericCompiler
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GCC_VERSION_REGEXP = /gcc version (\d+\.\d+(\.\d+)*)/i
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REQUIRED_VERSION = '4.7'
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def name
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'GCC'
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end
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private
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def required_version
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REQUIRED_VERSION
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end
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def version_regexp
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GCC_VERSION_REGEXP
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end
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end
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end
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end
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@ -1,66 +0,0 @@
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module Libv8
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module Compiler
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class GenericCompiler
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GENERIC_VERSION_REGEXP = /(\d+\.\d+(\.\d+)*)/
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GENERIC_TARGET_REGEXP = /Target: ([a-z0-9\-_.]*)/
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def initialize(command)
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@command = command
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end
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def name
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File.basename @command
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end
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def to_s
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@command
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end
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def version
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version_string =~ version_regexp
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$1
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end
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def target
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version_string =~ target_regexp
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$1
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end
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def compatible?
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return false unless required_version && !version.nil?
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(string_to_semver(version) <=> string_to_semver(required_version)) > -1
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end
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def call(*arguments)
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Compiler::execute_command arguments.unshift(@command).join(' ')
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end
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private
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def version_string
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begin
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Compiler::version_string_of @command
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rescue StandardError
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nil
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end
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end
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def version_regexp
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GENERIC_VERSION_REGEXP
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end
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def target_regexp
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GENERIC_TARGET_REGEXP
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end
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def required_version
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nil
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end
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def string_to_semver(version)
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version.split('.').map(&:to_i)
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end
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end
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end
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end
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@ -1,37 +0,0 @@
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require 'spec_helper'
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require 'compiler'
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module Libv8::Compiler
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describe AppleLLVM do
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subject { AppleLLVM.new 'c++' }
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describe '#name' do
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it 'returns Apple LLVM' do
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expect(subject.name).to eq 'Apple LLVM'
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end
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end
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describe '#version' do
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it 'returns the version of the compiler' do
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stub_as_available 'c++', :apple_llvm, '4.20'
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expect(subject.version).to eq '4.20'
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end
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end
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describe '#compatible?' do
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context 'when Apple LLVM\'s version is >= 4.3' do
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it 'returns true' do
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stub_as_available 'c++', :apple_llvm, '4.20'
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expect(subject).to be_compatible
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end
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end
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context 'when Apple LLVM\'s version is < 4.3' do
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it 'returns false' do
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stub_as_available 'c++', :apple_llvm, '4.2'
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expect(subject).to_not be_compatible
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end
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end
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end
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end
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end
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@ -1,37 +0,0 @@
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require 'spec_helper'
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require 'compiler'
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module Libv8::Compiler
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describe Clang do
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subject { Clang.new 'c++' }
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describe '#name' do
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it 'returns clang' do
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expect(subject.name).to eq 'clang'
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end
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end
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describe '#version' do
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it 'returns the version of the compiler' do
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stub_as_available 'c++', :clang, '3.4.1'
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expect(subject.version).to eq '3.4.1'
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end
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end
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describe '#compatible?' do
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context 'when clang\'s version is >= 3.1' do
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it 'returns true' do
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stub_as_available 'c++', :clang, '3.4.1'
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expect(subject).to be_compatible
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end
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end
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context 'when clang\'s version is < 3.1' do
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it 'returns false' do
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stub_as_available 'c++', :clang, '3.0.9'
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expect(subject).to_not be_compatible
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end
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end
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end
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end
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end
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@ -1,37 +0,0 @@
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require 'spec_helper'
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require 'compiler'
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module Libv8::Compiler
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describe GCC do
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subject { GCC.new 'c++' }
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describe '#name' do
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it 'returns GCC' do
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expect(subject.name).to eq 'GCC'
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end
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end
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describe '#version' do
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it 'returns the version of the compiler' do
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stub_as_available 'c++', :gcc, '4.9.0'
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expect(subject.version).to eq '4.9.0'
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end
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end
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describe '#compatible?' do
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context 'when GCC\'s version is >= 4.8' do
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it 'returns true' do
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stub_as_available 'c++', :gcc, '4.9.0'
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expect(subject).to be_compatible
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end
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end
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context 'when GCC\'s version is < 4.3' do
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it 'returns false' do
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stub_as_available 'c++', :gcc, '4.2.1-freebsd'
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expect(subject).to_not be_compatible
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end
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end
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end
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end
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end
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@ -1,50 +0,0 @@
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require 'spec_helper'
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require 'compiler'
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module Libv8::Compiler
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describe GenericCompiler do
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subject { GenericCompiler.new 'c++' }
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describe '#name' do
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it 'returns just the base name of the command' do
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expect(GenericCompiler.new('/usr/sbin/c++').name).to eq 'c++'
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end
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end
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describe '#to_s' do
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it 'should be the command used to call the compiler' do
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expect(subject.to_s).to eq 'c++'
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end
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end
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describe '#version' do
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it 'returns the version of the compiler' do
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stub_as_available 'c++', :clang, '3.4.1'
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expect(subject.version).to eq '3.4.1'
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end
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it 'returns nil when determining the version fails' do
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stub_as_unavailable 'c++'
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expect(subject.version).to be_nil
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end
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end
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describe '#target' do
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it 'returns the target of the compiler' do
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stub_as_available 'c++', :clang, '3.4.1'
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expect(subject.target).to eq 'x86_64-unknown-linux-gnu'
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end
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it 'returns nil when determining the target fails' do
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stub_as_unavailable 'c++'
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expect(subject.target).to be_nil
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end
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end
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describe '#compatible?' do
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it 'returns false' do
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expect(GenericCompiler.new('c++')).to_not be_compatible
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end
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end
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end
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end
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@ -1,45 +0,0 @@
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require 'spec_helper'
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require 'compiler'
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module Libv8
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describe Compiler do
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describe '::type_of' do
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it 'recognises correctly GCC' do
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stub_as_available 'c++', :gcc, '4.9.0'
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expect(Compiler.type_of('c++').new('c++')).to be_a Compiler::GCC
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stub_as_available 'g++', :gcc, '4.2.1-freebsd'
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expect(Compiler.type_of('g++').new('g++')).to be_a Compiler::GCC
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end
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it 'recognises correctly Clang' do
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stub_as_available 'c++', :clang, '3.4.1'
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expect(Compiler.type_of('c++').new('c++')).to be_a Compiler::Clang
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stub_as_available 'freebsd-clang++', :clang, '3.3-freebsd'
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expect(Compiler.type_of('freebsd-clang++').new('freebsd-clang++')).to be_a Compiler::Clang
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end
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it 'recognises correctly Apple\'s LLVM' do
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stub_as_available 'c++', :apple_llvm, '4.20'
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expect(Compiler.type_of('c++').new('c++')).to be_a Compiler::AppleLLVM
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end
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end
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describe '::version_string_of' do
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context 'when calling the compiler command succedes' do
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it 'returns the version string of the compiler' do
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stub_as_available 'c++', :clang, '3.4.1'
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expect(Compiler.version_string_of('c++')).to eq version_output_of(:clang, '3.4.1')
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end
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end
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context 'when calling the compiler command fails' do
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it 'raises an exception' do
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stub_as_unavailable 'c++'
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expect { Compiler.version_string_of('c++') }.to raise_exception(RuntimeError, /Could not get version string of compiler/)
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end
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end
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end
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end
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end
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@ -2,4 +2,3 @@ $:.unshift File.expand_path '../../ext/libv8', __FILE__
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$:.unshift File.expand_path '../../lib', __FILE__
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require 'rspec'
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require 'libv8'
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require File.expand_path '../support/compiler_helpers', __FILE__
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@ -1,47 +0,0 @@
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module CompilerHelpers
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VERSION_OUTPUTS = {
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:gcc => {
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"4.2.1-freebsd" => %Q{Using built-in specs.\nTarget: i386-undermydesk-freebsd\nConfigured with: FreeBSD/i386 system compiler\nThread model: posix\ngcc version 4.2.1 20070831 patched [FreeBSD]\n},
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"4.9.0" => %Q{Using built-in specs.\nCOLLECT_GCC=c++\nCOLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-unknown-linux-gnu/4.9.0/lto-wrapper\nTarget: x86_64-unknown-linux-gnu\nConfigured with: /build/gcc-multilib/src/gcc-4.9-20140604/configure --prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib --mandir=/usr/share/man --infodir=/usr/share/info --with-bugurl=https://bugs.archlinux.org/ --enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++ --enable-shared --enable-threads=posix --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-clocale=gnu --disable-libstdcxx-pch --disable-libssp --enable-gnu-unique-object --enable-linker-build-id --enable-cloog-backend=isl --disable-cloog-version-check --enable-lto --enable-plugin --enable-install-libiberty --with-linker-hash-style=gnu --enable-multilib --disable-werror --enable-checking=release\nThread model: posix\ngcc version 4.9.0 20140604 (prerelease) (GCC)\n}
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},
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:clang => {
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"3.0.9" => %Q{clang version 3.0.9 (tags/RELEASE_34/dot1-final)\nTarget: x86_64-unknown-linux-gnu\nThread model: posix\nFound candidate GCC installation: /usr/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.9.0\nFound candidate GCC installation: /usr/bin/../lib64/gcc/x86_64-unknown-linux-gnu/4.9.0\nFound candidate GCC installation: /usr/lib/gcc/x86_64-unknown-linux-gnu/4.9.0\nFound candidate GCC installation: /usr/lib64/gcc/x86_64-unknown-linux-gnu/4.9.0\nSelected GCC installation: /usr/bin/../lib64/gcc/x86_64-unknown-linux-gnu/4.9.0\n},
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"3.3-freebsd" => %Q{FreeBSD clang version 3.3 (tags/RELEASE_33/final 183502) 20130610\nTarget: i386-unknown-freebsd9.2\nThread model: posix},
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"3.4.1" => %Q{clang version 3.4.1 (tags/RELEASE_34/dot1-final)\nTarget: x86_64-unknown-linux-gnu\nThread model: posix\nFound candidate GCC installation: /usr/bin/../lib/gcc/x86_64-unknown-linux-gnu/4.9.0\nFound candidate GCC installation: /usr/bin/../lib64/gcc/x86_64-unknown-linux-gnu/4.9.0\nFound candidate GCC installation: /usr/lib/gcc/x86_64-unknown-linux-gnu/4.9.0\nFound candidate GCC installation: /usr/lib64/gcc/x86_64-unknown-linux-gnu/4.9.0\nSelected GCC installation: /usr/bin/../lib64/gcc/x86_64-unknown-linux-gnu/4.9.0\n},
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},
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:apple_llvm => {
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'4.20' => %Q{Configured with: --prefix=/Applications/Xcode.app/Contents/Developer//usr --with-gxx-include-dir=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk/usr/include/c++/4.2.1\nApple LLVM version 4.20 (clang-503.0.38) (based on LLVM 3.4svn)\nTarget: x86_64-apple-darwin14.0.0\nThread model: posix\n},
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'4.2' => %Q{Configured with: --prefix=/Applications/Xcode.app/Contents/Developer//usr --with-gxx-include-dir=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk/usr/include/c++/4.2.1\nApple LLVM version 4.2 (clang-503.0.38) (based on LLVM 3.4svn)\nTarget: x86_64-apple-darwin14.0.0\nThread model: posix\n}
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}
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}
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def version_output_of(name, version)
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VERSION_OUTPUTS[name][version]
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end
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def success_status
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double :success? => true
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end
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def failure_status
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double :success? => false
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end
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def stub_shell_command(command, output, status)
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allow(Libv8::Compiler).to receive(:execute_command).with(command) do
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double :output => output, :status => status
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end
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end
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def stub_as_available(command, name, version)
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stub_shell_command "env LC_ALL=C LANG=C #{command} -v 2>&1", version_output_of(name, version), success_status
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end
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def stub_as_unavailable(command)
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stub_shell_command(/^env LC_ALL=C LANG=C #{Regexp.escape(command)}/, '', failure_status)
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end
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end
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RSpec.configure do |c|
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c.include CompilerHelpers
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end
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