1 # Copyright 2016 The SwiftShader Authors. All Rights Reserved. 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 15 import("//build/config/c++/c++.gni") 16 import("//build/config/compiler/compiler.gni") 17 import("//build/config/mips.gni") 18 19 config("swiftshader_config") { 20 defines = [] 21 22 if (is_win) { 23 cflags = [ 24 "/GS", # Detects some buffer overruns 25 "/Zc:wchar_t", 26 "/EHs-c-", # Disable C++ exceptions 27 "/nologo", 28 "/Gd", # Default calling convention 29 ] 30 31 if (!use_custom_libcxx) { 32 # Disable EH usage in STL headers. 33 # libc++ uses a predefined macro to control whether to use exceptions, so 34 # defining this macro is unnecessary. Defining _HAS_EXCEPTIONS to 0 also 35 # breaks libc++ because it depends on MSVC headers that only provide 36 # certain declarations if _HAS_EXCEPTIONS is 1. 37 defines += [ 38 "_HAS_EXCEPTIONS=0", 39 ] 40 } 41 42 defines += [ 43 "_CRT_SECURE_NO_DEPRECATE", 44 "NOMINMAX", 45 "_WINDLL", 46 "NO_SANITIZE_FUNCTION=", 47 ] 48 49 if (!is_debug) { 50 defines += [ "ANGLE_DISABLE_TRACE" ] 51 } 52 } else { 53 cflags = [ 54 "-std=c++11", 55 "-fno-exceptions", 56 "-fno-operator-names", 57 ] 58 59 defines += [ 60 "__STDC_CONSTANT_MACROS", 61 "__STDC_LIMIT_MACROS", 62 "NO_SANITIZE_FUNCTION=__attribute__((no_sanitize(\"function\")))", 63 ] 64 65 if (is_debug) { 66 cflags += [ 67 "-g", 68 "-g3", 69 ] 70 } else { # Release 71 # All Release builds use function/data sections to make the shared libraries smaller 72 cflags += [ 73 "-ffunction-sections", 74 "-fdata-sections", 75 "-fomit-frame-pointer", 76 "-Os", 77 ] 78 79 defines += [ 80 "ANGLE_DISABLE_TRACE", 81 "NDEBUG", 82 ] 83 } 84 85 if (target_cpu == "x64") { # 64 bit version 86 cflags += [ 87 "-m64", 88 "-fPIC", 89 "-march=x86-64", 90 "-mtune=generic", 91 ] 92 } else if (target_cpu == "x86") { # 32 bit version 93 cflags += [ 94 "-m32", 95 "-msse2", 96 "-mfpmath=sse", 97 "-march=pentium4", 98 "-mtune=generic", 99 ] 100 } else if (target_cpu == "mipsel" && current_cpu == target_cpu) { 101 cflags += [ 102 "-march=mipsel", 103 "-fPIC", 104 "-mhard-float", 105 "-mfp32", 106 ] 107 if (mips_arch_variant == "r1") { 108 cflags += [ 109 "-mcpu=mips32", 110 ] 111 } else { 112 cflags += [ 113 "-mcpu=mips32r2", 114 ] 115 } 116 } else if (target_cpu == "mips64el" && current_cpu == target_cpu) { 117 cflags += [ 118 "-march=mips64el", 119 "-mcpu=mips64r2", 120 "-mabi=64", 121 "-fPIC", 122 ] 123 } 124 125 if (is_linux) { 126 ldflags = [ "-Wl,--gc-sections" ] 127 128 if (target_cpu == "mipsel") { 129 ldflags += [ 130 "-Wl,--hash-style=sysv", 131 ] 132 if (mips_arch_variant == "r1") { 133 ldflags += [ 134 "-mips32", 135 ] 136 } else { 137 ldflags += [ 138 "-mips32r2", 139 ] 140 } 141 } else if (target_cpu == "mips64el") { 142 ldflags += [ 143 "-Wl,--hash-style=sysv", 144 "-mips64r2", 145 ] 146 } else { 147 ldflags += [ "-Wl,--hash-style=both" ] 148 } 149 150 # A bug in the gold linker prevents using ICF on 32-bit (crbug.com/729532) 151 if (use_gold && (target_cpu == "x86" || target_cpu == "mipsel")) { 152 ldflags += [ "-Wl,--icf=none" ] 153 } 154 } 155 } 156 } 157 158 source_set("vertex_routine_fuzzer") { 159 sources = [ 160 "tests/fuzzers/VertexRoutineFuzzer.cpp" 161 ] 162 if (is_win) { 163 cflags = [ 164 "/wd4201", # nameless struct/union 165 "/wd4065", # switch statement contains 'default' but no 'case' labels 166 "/wd5030", # attribute is not recognized 167 ] 168 } 169 include_dirs = [ 170 "src/", 171 ] 172 deps = [ 173 "src/OpenGL/libGLESv2:swiftshader_libGLESv2_static", 174 ] 175 } 176 177 group("swiftshader") { 178 data_deps = [ 179 "src/OpenGL/libGLESv2:swiftshader_libGLESv2", 180 "src/OpenGL/libEGL:swiftshader_libEGL", 181 ] 182 } 183 184 group("swiftshader_tests") { 185 testonly = true 186 187 data_deps = [ 188 "tests/GLESUnitTests:swiftshader_unittests", 189 ] 190 } 191
