MIPS64: Add clang compile flags for MIPS64r6

build/common.gypi

 # Copyright (c) 2012 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 4093 matching lines @@
               }],
             ],
           }],
           ['target_arch=="mipsel"', {
             'target_conditions': [
               ['_toolset=="target"', {
                 'conditions': [
                   ['mips_arch_variant=="r6"', {
                     'conditions': [
                       ['clang==1', {
-                        'cflags': [ '-target mipsel-linux-gnu', '-march=mips32r6', ],
-                        'ldflags': [ '-target mipsel-linux-gnu', ],
+                        'conditions': [
+                          ['OS=="android"', {
+                            'cflags': [ '-target mipsel-linux-android', '-march=mipsel', '-mcpu=mips32r6', ],
+                            'ldflags': [ '-target mipsel-linux-android', ],
+                          }],
+                        ],
                       }, { # clang==0
                         'cflags': ['-mips32r6', '-Wa,-mips32r6', ],
                       }],
                       ['clang==0 and OS=="android"', {
                         'ldflags': ['-mips32r6', '-Wl,-melf32ltsmip',],
                       }],
                     ],
+                    'cflags': [ '-mfp64', '-mno-odd-spreg' ],
+                    'ldflags': [ '-mfp64', '-mno-odd-spreg' ],
                   }],
                   ['mips_arch_variant=="r2"', {
                     'conditions': [
                       ['mips_float_abi=="hard" and mips_fpu_mode!=""', {
                         'cflags': ['-m<(mips_fpu_mode)'],
                       }],
                       ['clang==1', {
                          'conditions': [
                           ['OS=="android"', {
                             'cflags': [ '-target mipsel-linux-android', '-march=mipsel', '-mcpu=mips32r2'],
@@ skipping 71 matching lines @@
                   }],
                 ],
               }],
             ],
           }],
           ['target_arch=="mips64el"', {
             'target_conditions': [
               ['_toolset=="target"', {
                 'conditions': [
                   ['mips_arch_variant=="r6"', {
-                    'cflags': ['-mips64r6', '-Wa,-mips64r6'],
-                    'ldflags': ['-mips64r6'],
+                    'conditions': [
+                      ['clang==1', {
+                        'conditions': [
+                          ['OS=="android"', {
+                            'cflags': [ '-target mips64el-linux-android', '-march=mips64el', '-mcpu=mips64r6', ],
+                            'ldflags': [ '-target mips64el-linux-android', ],
+                          }],
+                        ],
+                      }, { # clang==0
+                        'cflags': ['-mips64r6', '-Wa,-mips64r6'],
+                        'ldflags': ['-mips64r6'],
+                      }],
+                    ],
                   }],
                   ['mips_arch_variant=="r2"', {
                     'cflags': ['-mips64r2', '-Wa,-mips64r2'],
                     'ldflags': ['-mips64r2'],
                   }],
+                  ['clang==1', {
+                    'cflags!': [
+                      # Clang does not support the following options.
+                      '-finline-limit=64',
+                    ],
+                    # TODO(gordanac) Enable integrated-as.
+                    'cflags': [ '-fno-integrated-as' ],
+                    'conditions': [
+                      ['OS=="android"', {
+                        'cflags': [
+                          # Else /usr/bin/as gets picked up.
+                          '-B<(android_toolchain)',
+                        ],
+                      }],
+                    ],
+                  }],
+                  ['clang==1 and OS=="android"', {
+                    'ldflags': [
+                      # Let clang find the ld in the NDK.
+                      '--gcc-toolchain=<(android_toolchain)/..',
+                    ],
+                  }],
                 ],
+
                 'cflags_cc': [
                   '-Wno-uninitialized',
                 ],
               }],
             ],
           }],
           ['linux_fpic==1', {
             'cflags': [
               '-fPIC',
             ],
@@ skipping 2064 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }