1 files changed, 32 insertions, 3 deletions

diff --git a/deps/v8/SConstruct b/deps/v8/SConstruct
index bfa53a7af4..34d0efc5ff 100644
--- a/deps/v8/SConstruct
+++ b/deps/v8/SConstruct
@@ -185,6 +185,9 @@ LIBRARY_FLAGS = {
       'mips_arch_variant:mips32r2': {
         'CPPDEFINES':    ['_MIPS_ARCH_MIPS32R2']
       },
+      'mips_arch_variant:loongson': {
+        'CPPDEFINES':    ['_MIPS_ARCH_LOONGSON']
+      },
       'simulator:none': {
         'CCFLAGS':      ['-EL'],
         'LINKFLAGS':    ['-EL'],
@@ -194,6 +197,9 @@ LIBRARY_FLAGS = {
         'mips_arch_variant:mips32r1': {
           'CCFLAGS':      ['-mips32', '-Wa,-mips32']
         },
+        'mips_arch_variant:loongson': {
+          'CCFLAGS':      ['-march=mips3', '-Wa,-march=mips3']
+        },
         'library:static': {
           'LINKFLAGS':    ['-static', '-static-libgcc']
         },
@@ -212,9 +218,12 @@ LIBRARY_FLAGS = {
       'LINKFLAGS':    ['-m32'],
       'mipsabi:softfloat': {
         'CPPDEFINES':    ['__mips_soft_float=1'],
+        'fpu:on': {
+          'CPPDEFINES' : ['CAN_USE_FPU_INSTRUCTIONS']
+        }
       },
       'mipsabi:hardfloat': {
-        'CPPDEFINES':    ['__mips_hard_float=1'],
+        'CPPDEFINES':    ['__mips_hard_float=1', 'CAN_USE_FPU_INSTRUCTIONS'],
       }
     },
     'arch:x64': {
@@ -545,6 +554,9 @@ SAMPLE_FLAGS = {
       'mips_arch_variant:mips32r2': {
         'CPPDEFINES':    ['_MIPS_ARCH_MIPS32R2']
       },
+      'mips_arch_variant:loongson': {
+        'CPPDEFINES':    ['_MIPS_ARCH_LOONGSON']
+      },
       'simulator:none': {
         'CCFLAGS':      ['-EL'],
         'LINKFLAGS':    ['-EL'],
@@ -554,6 +566,9 @@ SAMPLE_FLAGS = {
         'mips_arch_variant:mips32r1': {
           'CCFLAGS':      ['-mips32', '-Wa,-mips32']
         },
+        'mips_arch_variant:loongson': {
+          'CCFLAGS':      ['-march=mips3', '-Wa,-march=mips3']
+        },
         'library:static': {
           'LINKFLAGS':    ['-static', '-static-libgcc']
         },
@@ -563,7 +578,10 @@ SAMPLE_FLAGS = {
         },
         'mipsabi:hardfloat': {
           'CCFLAGS':      ['-mhard-float'],
-          'LINKFLAGS':    ['-mhard-float']
+          'LINKFLAGS':    ['-mhard-float'],
+          'fpu:on': {
+            'CPPDEFINES' : ['CAN_USE_FPU_INSTRUCTIONS']
+          }
         }
       }
     },
@@ -697,6 +715,9 @@ PREPARSER_FLAGS = {
       'mips_arch_variant:mips32r2': {
         'CPPDEFINES':    ['_MIPS_ARCH_MIPS32R2']
       },
+      'mips_arch_variant:loongson': {
+        'CPPDEFINES':    ['_MIPS_ARCH_LOONGSON']
+      },
       'simulator:none': {
         'CCFLAGS':      ['-EL'],
         'LINKFLAGS':    ['-EL'],
@@ -706,6 +727,9 @@ PREPARSER_FLAGS = {
         'mips_arch_variant:mips32r1': {
           'CCFLAGS':      ['-mips32', '-Wa,-mips32']
         },
+        'mips_arch_variant:loongson': {
+          'CCFLAGS':      ['-march=mips3', '-Wa,-march=mips3']
+        },
         'library:static': {
           'LINKFLAGS':    ['-static', '-static-libgcc']
         },
@@ -1114,7 +1138,7 @@ SIMPLE_OPTIONS = {
     'help': 'generate calling conventiont according to selected mips ABI'
   },
   'mips_arch_variant': {
-    'values': ['mips32r2', 'mips32r1'],
+    'values': ['mips32r2', 'mips32r1', 'loongson'],
     'default': 'mips32r2',
     'help': 'mips variant'
   },
@@ -1128,6 +1152,11 @@ SIMPLE_OPTIONS = {
     'default': 'on',
     'help': 'use vfp3 instructions when building the snapshot [Arm only]'
   },
+  'fpu': {
+    'values': ['on', 'off'],
+    'default': 'on',
+    'help': 'use fpu instructions when building the snapshot [MIPS only]'
+  },
 
 }