From 02cf3a8f39ebdc7f7cbf0b2960744cae1a865f46 Mon Sep 17 00:00:00 2001 From: Dylan Baker Date: Thu, 12 Oct 2017 09:47:30 -0700 Subject: [PATCH] meson: Add option to toggle LLVM Signed-off-by: Dylan Baker Reviewed-by: Eric Anholt --- meson.build | 35 ++++++++++++++++++++--------------- meson_options.txt | 1 + 2 files changed, 21 insertions(+), 15 deletions(-) diff --git a/meson.build b/meson.build index 17187f3d909..ff2ce55e924 100644 --- a/meson.build +++ b/meson.build @@ -38,6 +38,7 @@ with_vulkan_icd_dir = get_option('vulkan-icd-dir') with_tests = get_option('build-tests') with_valgrind = get_option('valgrind') with_asm = get_option('asm') +with_llvm = get_option('llvm') if get_option('texture-float') pre_args += '-DTEXTURE_FLOAT_ENABLED' message('WARNING: Floating-point texture enabled. Please consult docs/patents.txt and your lawyer before building mesa.') @@ -506,22 +507,26 @@ endif dep_llvm = dependency( 'llvm', version : '>= 3.9.0', required : false, modules : llvm_modules, ) -if not dep_llvm.found() - if with_amd_vk - error('Radv requires llvm.') - endif -else - _llvm_version = dep_llvm.version().split('.') - # Development versions of LLVM have an 'svn' suffix, we don't want that for - # our version checks. - _llvm_patch = _llvm_version[2] - if _llvm_patch.endswith('svn') - _llvm_patch = _llvm_patch.split('s')[0] +if with_llvm + if dep_llvm.found() + _llvm_version = dep_llvm.version().split('.') + # Development versions of LLVM have an 'svn' suffix, we don't want that for + # our version checks. + _llvm_patch = _llvm_version[2] + if _llvm_patch.endswith('svn') + _llvm_patch = _llvm_patch.split('s')[0] + endif + pre_args += [ + '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch), + '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch), + ] + else + if with_amd_vk + error('The following drivers requires LLVM: Radv. One of these is enabled, but LLVM was not found.') + endif endif - pre_args += [ - '-DHAVE_LLVM=0x0@0@@1@@2@'.format(_llvm_version[0], _llvm_version[1], _llvm_patch), - '-DMESA_LLVM_VERSION_PATCH=@0@'.format(_llvm_patch), - ] +elif with_amd_vk + error('The following drivers requires LLVM: Radv. One of these is enabled, but LLVM is disabled.') endif dep_glvnd = [] diff --git a/meson_options.txt b/meson_options.txt index e0a162a0b82..21cf07ea934 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -48,6 +48,7 @@ option('glvnd', type : 'boolean', value : false, description : 'Enable GLVND support.') option('asm', type : 'boolean', value : true, description : 'Build assembly code if possible') +option('llvm', type : 'boolean', value : true, description : 'Build with LLVM support.') option('valgrind', type : 'boolean', value : true, description : 'Build with valgrind support if possible') option('build-tests', type : 'boolean', value : false, -- 2.30.2