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- # Copyright 2015 The Chromium Authors. All rights reserved.
- # Use of this source code is governed by a BSD-style license that can be
- # found in the LICENSE file.
- import("//build/config/v8_target_cpu.gni")
- # These are primarily relevant in current_cpu == "mips*" contexts, where
- # MIPS code is being compiled. But they can also be relevant in the
- # other contexts when the code will change its behavior based on the
- # cpu it wants to generate code for.
- declare_args() {
- # MIPS MultiMedia Instruction compilation flag.
- mips_use_mmi = false
- }
- if (current_cpu == "mipsel" || v8_current_cpu == "mipsel" ||
- current_cpu == "mips" || v8_current_cpu == "mips") {
- declare_args() {
- # MIPS arch variant. Possible values are:
- # "r1"
- # "r2"
- # "r6"
- # "loongson3"
- mips_arch_variant = "r1"
- # MIPS DSP ASE revision. Possible values are:
- # 0: unavailable
- # 1: revision 1
- # 2: revision 2
- mips_dsp_rev = 0
- # MIPS SIMD Arch compilation flag.
- mips_use_msa = false
- # MIPS floating-point ABI. Possible values are:
- # "hard": sets the GCC -mhard-float option.
- # "soft": sets the GCC -msoft-float option.
- mips_float_abi = "hard"
- # MIPS32 floating-point register width. Possible values are:
- # "fp32": sets the GCC -mfp32 option.
- # "fp64": sets the GCC -mfp64 option.
- # "fpxx": sets the GCC -mfpxx option.
- mips_fpu_mode = "fp32"
- }
- } else if (current_cpu == "mips64el" || v8_current_cpu == "mips64el" ||
- current_cpu == "mips64" || v8_current_cpu == "mips64") {
- # MIPS arch variant. Possible values are:
- # "r2"
- # "r6"
- # "loongson3"
- if (current_os == "android" || target_os == "android") {
- declare_args() {
- mips_arch_variant = "r6"
- # MIPS SIMD Arch compilation flag.
- mips_use_msa = true
- }
- } else {
- declare_args() {
- mips_arch_variant = "r2"
- # MIPS SIMD Arch compilation flag.
- mips_use_msa = false
- }
- }
- }
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