[build] Add build options for uftrace support

gypfiles/standalone.gypi

 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 96 matching lines @@
             ],
           }], # OS=="linux" and use_sysroot==1
         ],
       },
       'base_dir%': '<(base_dir)',
       'host_arch%': '<(host_arch)',
       'target_arch%': '<(target_arch)',
       'v8_target_arch%': '<(target_arch)',
       'coverage%': '<(coverage)',
       'sysroot%': '<(sysroot)',
+      'pg%': 0,
+      'finstrument%': 0,
       'asan%': 0,
       'lsan%': 0,
       'msan%': 0,
       'tsan%': 0,
       # Enable coverage gathering instrumentation in sanitizer tools. This flag
       # also controls coverage granularity (1 for function-level, 2 for
       # block-level, 3 for edge-level).
       'sanitizer_coverage%': 0,
 
       # Use dynamic libraries instrumented by one of the sanitizers
@@ skipping 60 matching lines @@
     'base_dir%': '<(base_dir)',
     'clang_dir%': '<(clang_dir)',
     'make_clang_dir%': '<(make_clang_dir)',
     'host_arch%': '<(host_arch)',
     'host_clang%': '<(host_clang)',
     'target_arch%': '<(target_arch)',
     'v8_target_arch%': '<(v8_target_arch)',
     'werror%': '-Werror',
     'use_goma%': '<(use_goma)',
     'gomadir%': '<(gomadir)',
+    'pg%': '<(pg)',
+    'finstrument%': '<(finstrument)',
     'asan%': '<(asan)',
     'lsan%': '<(lsan)',
     'msan%': '<(msan)',
     'tsan%': '<(tsan)',
     'sanitizer_coverage%': '<(sanitizer_coverage)',
     'use_prebuilt_instrumented_libraries%': '<(use_prebuilt_instrumented_libraries)',
     'use_custom_libcxx%': '<(use_custom_libcxx)',
     'linux_use_bundled_gold%': '<(linux_use_bundled_gold)',
     'use_lto%': '<(use_lto)',
     'cfi_vptr%': '<(cfi_vptr)',
@@ skipping 380 matching lines @@
             },
           }],
         ],
       }],
     ],
   },
   'conditions': [
     ['os_posix==1 and OS!="mac"', {
       'target_defaults': {
         'conditions': [
+          # Binaries compiled with -pg option can be traced with uftrace.
+          ['pg==1', {
+            'target_conditions': [
+              ['_toolset=="target"', {
+                'cflags': [
+                  '-pg',
+                  '-fno-omit-frame-pointer',
+                ],
+                'ldflags': [
+                  '-pg',
+                  '-fno-omit-frame-pointer',
+                ],
+              }],
+            ],
+          }],
+          # Binaries compiled with -finstrument-functions option can be traced
+          # with uftrace.
+          ['finstrument==1', {
+            'target_conditions': [
+              ['_toolset=="target"', {
+                'cflags': [
+                  '-finstrument-functions',
+                  '-fno-omit-frame-pointer',
+                ],
+                'ldflags': [
+                  '-finstrument-functions',
+                  '-fno-omit-frame-pointer',
+                ],
+              }],
+            ],
+          }],
           # Common options for AddressSanitizer, LeakSanitizer,
           # ThreadSanitizer, MemorySanitizer and CFI builds.
           ['asan==1 or lsan==1 or tsan==1 or msan==1 or cfi_vptr==1', {
             'target_conditions': [
               ['_toolset=="target"', {
                 'cflags': [
                   '-fno-omit-frame-pointer',
                   '-gline-tables-only',
                 ],
                 'cflags!': [
@@ skipping 906 matching lines @@
               '-fsanitize=cfi-vcall',
               '-fsanitize=cfi-derived-cast',
               '-fsanitize=cfi-unrelated-cast',
             ],
           }],
         ],
       },
     }],
   ],
 }