1# Copyright 2014 The Chromium Authors. All rights reserved. 2# Use of this source code is governed by a BSD-style license that can be 3# found in the LICENSE file. 4 5if (cpu_arch == "x86" || cpu_arch == "x64") { 6import("//third_party/yasm/yasm_assemble.gni") 7 8yasm_assemble("asm") { 9 assert(cpu_arch == "x86" || cpu_arch == "x64") 10 11 sources = [ "SaveRegisters_x86.asm" ] 12 13 yasm_flags = [] 14 if (is_mac) { 15 # Necessary to ensure symbols end up with a _ prefix; added by 16 # yasm_compile.gypi for Windows, but not Mac. 17 yasm_flags += [ "-DPREFIX" ] 18 } 19 if (cpu_arch == "x64") { 20 if (is_win) { 21 yasm_flags += [ "-DX64WIN=1" ] 22 } else { 23 yasm_flags += [ "-DX64POSIX=1" ] 24 } 25 } else { # cpu_arch == "x86" 26 yasm_flags += [ "-DIA32=1" ] 27 } 28} 29 30} else { # cpu_arch == "x86" || cpu_arch == "x64" 31 32source_set("asm") { 33 if (cpu_arch == "arm") { 34 sources = [ "SaveRegisters_arm.S" ] 35 } else if (cpu_arch == "arm64") { 36 sources = [ "SaveRegisters_arm64.S" ] 37 } else if (cpu_arch == "mipsel") { 38 sources = [ "SaveRegisters_mips.S" ] 39 } 40 41 if (cpu_arch == "arm") { 42 defines = [ "ARM=1" ] 43 } 44} 45 46} # cpu_arch == "x86" || cpu_arch == "x64" 47 48 49