Add mips dsp arch variants to gyp_to_android.py.

Fixes Android  build for variants mips32r2dsp-fp and mips32r2dspr2-fp by
enabling correct Android.mk file generation.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2359793002

Review-Url: https://codereview.chromium.org/2359793002
diff --git a/platform_tools/android/bin/gyp_to_android.py b/platform_tools/android/bin/gyp_to_android.py
index 4b9e7ec..72ec3c0 100755
--- a/platform_tools/android/bin/gyp_to_android.py
+++ b/platform_tools/android/bin/gyp_to_android.py
@@ -37,7 +37,7 @@
 
 
 def generate_var_dict(target_dir, target_file, skia_arch_type, have_neon,
-                      gyp_source_dir):
+                      have_mips_dspr2, have_mips_dspr1, gyp_source_dir):
   """Create a VarsDict for a particular arch type.
 
   Each paramater is passed directly to android_framework_gyp.main().
@@ -47,12 +47,15 @@
     target_file: Target gyp file.
     skia_arch_type: Target architecture.
     have_neon: Whether the target should build for neon.
+    have_mips_dspr2: Whether the target should build for mips_dspr2.
+    have_mips_dspr1: Whether the target should build for mips_dspr1.
     gyp_source_dir: Directory for gyp source.
   Returns:
     A VarsDict containing the variable definitions determined by gyp.
   """
   result_file = android_framework_gyp.main(target_dir, target_file,
                                            skia_arch_type, have_neon,
+                                           have_mips_dspr2, have_mips_dspr1,
                                            gyp_source_dir)
   var_dict = vars_dict_lib.VarsDict()
   gypd_parser.parse_gypd(var_dict, result_file, '.')
@@ -100,31 +103,38 @@
     # The default uses a non-existant archtype, to find all the general
     # variable definitions.
     default_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'other',
-                                         False, gyp_source_dir)
+                                         False, False, False, gyp_source_dir)
     arm_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'arm', False,
-                                     gyp_source_dir)
+                                     False, False, gyp_source_dir)
     arm_neon_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'arm',
-                                          True, gyp_source_dir)
+                                          True, False, False, gyp_source_dir)
     x86_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'x86', False,
-                                     gyp_source_dir)
+                                     False, False, gyp_source_dir)
     x86_64_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'x86_64',
-                                        False, gyp_source_dir)
+                                        False, False, False, gyp_source_dir)
 
     mips_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'mips', False,
-                                      gyp_source_dir)
+                                      False, False, gyp_source_dir)
+
+    mips_dspr2_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'mips',
+                                            False, True, False, gyp_source_dir)
+
+    mips_dspr1_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'mips',
+                                            False, False, True, gyp_source_dir)
 
     mips64_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'mips64',
-                                        False, gyp_source_dir)
+                                        False, False, False, gyp_source_dir)
 
     arm64_var_dict = generate_var_dict(tmp_folder, main_gyp_file, 'arm64',
-                                       False, gyp_source_dir)
+                                       False, False, False, gyp_source_dir)
 
     # Compute the intersection of all targets. All the files in the intersection
     # should be part of the makefile always. Each dict will now contain trimmed
     # lists containing only variable definitions specific to that configuration.
     var_dict_list = [default_var_dict, arm_var_dict, arm_neon_var_dict,
                      x86_var_dict, x86_64_var_dict, mips_var_dict,
-                     mips64_var_dict, arm64_var_dict]
+                     mips_dspr1_var_dict, mips_dspr2_var_dict, mips64_var_dict,
+                     arm64_var_dict]
     common = vars_dict_lib.intersect(var_dict_list)
 
     common.LOCAL_MODULE.add('libskia')
@@ -183,6 +193,12 @@
     deviations_from_common.append(makefile_writer.VarsDictData(x86_64_var_dict,
                                                                'x86_64'))
 
+    deviations_from_common.append(makefile_writer.VarsDictData(
+        mips_dspr2_var_dict, 'mips', 'mips32r2dspr2-fp'))
+
+    deviations_from_common.append(makefile_writer.VarsDictData(
+        mips_dspr1_var_dict, 'mips', 'mips32r2dsp-fp'))
+
     deviations_from_common.append(makefile_writer.VarsDictData(mips_var_dict,
                                                                'mips'))
 
diff --git a/platform_tools/android/gyp_gen/android_framework_gyp.py b/platform_tools/android/gyp_gen/android_framework_gyp.py
index 34a9eee..3d0536b 100644
--- a/platform_tools/android/gyp_gen/android_framework_gyp.py
+++ b/platform_tools/android/gyp_gen/android_framework_gyp.py
@@ -25,7 +25,7 @@
 DEBUG_FAILURE = True
 
 def main(target_dir, target_file, skia_arch_type, have_neon,
-         gyp_source_dir=None):
+         have_mips_dspr2, have_mips_dspr1, gyp_source_dir=None):
   """Create gypd files based on target_file.
 
   Args:
@@ -70,6 +70,14 @@
     else:
       gyp_defines += 'arm_neon=0 '
 
+  if skia_arch_type == 'mips':
+    if have_mips_dspr2:
+      gyp_defines += 'mips_arch_variant=mips32r2 '
+      gyp_defines += 'mips_dsp=2 '
+    elif have_mips_dspr1:
+      gyp_defines += 'mips_arch_variant=mips32r2 '
+      gyp_defines += 'mips_dsp=1 '
+
   os.environ['GYP_DEFINES'] = gyp_defines
 
   args = []
diff --git a/platform_tools/android/gyp_gen/makefile_writer.py b/platform_tools/android/gyp_gen/makefile_writer.py
index 58fb3a8..6641f7f 100644
--- a/platform_tools/android/gyp_gen/makefile_writer.py
+++ b/platform_tools/android/gyp_gen/makefile_writer.py
@@ -268,11 +268,23 @@
     write_local_vars(f, common, False, None)
 
     for data in deviations_from_common:
-      if data.condition:
-        f.write('ifeq ($(%s), true)\n' % data.condition)
-      write_local_vars(f, data.vars_dict, True, data.name)
-      if data.condition:
-        f.write('endif\n\n')
+      if data.name == 'mips':
+        if data.condition =='mips32r2dspr2-fp' :
+          f.write('ifeq ($(TARGET_ARCH_VARIANT), %s)\n' % (data.condition))
+          write_local_vars(f, data.vars_dict, True, data.name)
+        elif  data.condition =='mips32r2dsp-fp' :
+          f.write('else ifeq ($(TARGET_ARCH_VARIANT), %s)\n' % (data.condition))
+          write_local_vars(f, data.vars_dict, True, data.name)
+        else :
+          f.write('else\n')
+          write_local_vars(f, data.vars_dict, True, data.name)
+          f.write('endif\n\n')
+      else :
+        if data.condition:
+          f.write('ifeq ($(%s), true)\n' % data.condition)
+        write_local_vars(f, data.vars_dict, True, data.name)
+        if data.condition:
+          f.write('endif\n\n')
 
     f.write('LOCAL_MODULE_CLASS := STATIC_LIBRARIES\n')
     f.write('include $(BUILD_STATIC_LIBRARY)\n\n')
diff --git a/platform_tools/android/gyp_gen/tool_makefile_writer.py b/platform_tools/android/gyp_gen/tool_makefile_writer.py
index 41326fb..a6f2aee 100644
--- a/platform_tools/android/gyp_gen/tool_makefile_writer.py
+++ b/platform_tools/android/gyp_gen/tool_makefile_writer.py
@@ -73,6 +73,8 @@
                                            target_file=target_file,
                                            skia_arch_type='other',
                                            have_neon=False,
+                                           have_mips_dspr2=False,
+                                           have_mips_dspr1=False,
                                            gyp_source_dir=gyp_source_dir)
 
   var_dict = vars_dict_lib.VarsDict()