stop doing arch dependent V8 build.gns

src/v8/BUILD.gn

@@ -1149,6 +1149,9 @@ config("features") {
   if (v8_fuzzilli) {
     defines += [ "V8_FUZZILLI" ]
   }
+  if (v8_enable_fuzztest) {
+    defines += [ "V8_ENABLE_FUZZTEST" ]
+  }
   if (v8_enable_short_builtin_calls) {
     defines += [ "V8_SHORT_BUILTIN_CALLS" ]
   }
@@ -1406,7 +1409,7 @@ config("toolchain") {
     defines += [ "V8_TARGET_ARCH_IA32" ]
     if (is_win) {
       # Ensure no surprising artifacts from 80bit double math with x86.
-      cflags += [ "/O2", "/arch:SSE2" ]
+      cflags += [ "/O2", "-Xclang", "-O3", "/arch:SSE2" ]
     }
   }
   if (v8_current_cpu == "x64") {
@@ -1415,14 +1418,14 @@ config("toolchain") {
       # Increase the initial stack size. The default is 1MB, this is 2MB. This
       # applies only to executables and shared libraries produced by V8 since
       # ldflags are not pushed to dependants.
-      cflags += [ "/O2", "/arch:AVX" ]
+      cflags += [ "/O2", "-Xclang", "-O3" ]
       ldflags += [ "/STACK:2097152" ]
     }
-    if (is_linux || is_chromeos) {
+  }
-      # Full optimization for V8.
+  if (is_linux || is_chromeos) {
-      cflags += [ "-O3", "-msse3", "-mssse3", "-msse4.1", "-msse4.2", "-mavx", "-maes" ]
+    # Full optimization for V8.
-      ldflags += [ "-Wl,-O3", "-msse3", "-mssse3", "-msse4.1", "-msse4.2", "-mavx", "-maes" ]
+    cflags += [ "-O3" ]
-    }
+    ldflags += [ "-Wl,-O3" ]
   }
   if (is_android && v8_android_log_stdout) {
     defines += [ "V8_ANDROID_LOG_STDOUT" ]
@@ -1488,7 +1491,6 @@ config("toolchain") {
 
   if (is_clang) {
     cflags += [
-      "-Wmissing-field-initializers",
       "-Wunreachable-code",
 
       # TODO(v8:12245): Fix shadowing instances and remove.
@@ -1502,11 +1504,6 @@ config("toolchain") {
       # warning.
       cflags += [ "-Wctad-maybe-unsupported" ]
     }
-
-    if (v8_current_cpu == "x64" || v8_current_cpu == "arm64" ||
-        v8_current_cpu == "mips64el" || v8_current_cpu == "riscv64") {
-      cflags += [ "-Wshorten-64-to-32" ]
-    }
   }
 
   if (is_clang || !is_win) {
@@ -1702,6 +1699,10 @@ config("toolchain") {
       # of `this` in capture-by-value lambdas and preventing a build roll which
       # enables C++20 (see https://crbug.com/1374227).
       "-Wno-deprecated",
+
+      # Fix build with older versions of GCC
+      # Ported from v8 bazel: https://crrev.com/c/3368869
+      "-Wno-stringop-overflow",
     ]
   }
 
@@ -1711,6 +1712,17 @@ config("toolchain") {
   }
 }
 
+config("strict_warnings") {
+  cflags = []
+  if (is_clang) {
+    if (v8_current_cpu == "x64" || v8_current_cpu == "arm64" ||
+        v8_current_cpu == "mips64el" || v8_current_cpu == "riscv64") {
+      cflags += [ "-Wshorten-64-to-32" ]
+    }
+    cflags += [ "-Wmissing-field-initializers" ]
+  }
+}
+
 # For code that is hot during mksnapshot. In fast-mksnapshot builds, we
 # optimize some files even in debug builds to speed up mksnapshot times.
 config("always_turbofanimize") {
@@ -3294,6 +3306,7 @@ v8_header_set("v8_internal_headers") {
     "src/compiler/common-operator.h",
     "src/compiler/compilation-dependencies.h",
     "src/compiler/compiler-source-position-table.h",
+    "src/compiler/const-tracking-let-helpers.h",
     "src/compiler/constant-folding-reducer.h",
     "src/compiler/control-equivalence.h",
     "src/compiler/control-flow-optimizer.h",
@@ -3391,7 +3404,7 @@ v8_header_set("v8_internal_headers") {
     "src/compiler/turboshaft/code-elimination-and-simplification-phase.h",
     "src/compiler/turboshaft/copying-phase.h",
     "src/compiler/turboshaft/csa-optimize-phase.h",
-    "src/compiler/turboshaft/dataview-reducer.h",
+    "src/compiler/turboshaft/dataview-lowering-reducer.h",
     "src/compiler/turboshaft/dead-code-elimination-reducer.h",
     "src/compiler/turboshaft/debug-feature-lowering-phase.h",
     "src/compiler/turboshaft/debug-feature-lowering-reducer.h",
@@ -3401,7 +3414,7 @@ v8_header_set("v8_internal_headers") {
     "src/compiler/turboshaft/deopt-data.h",
     "src/compiler/turboshaft/duplication-optimization-reducer.h",
     "src/compiler/turboshaft/explicit-truncation-reducer.h",
-    "src/compiler/turboshaft/fast-api-call-reducer.h",
+    "src/compiler/turboshaft/fast-api-call-lowering-reducer.h",
     "src/compiler/turboshaft/fast-hash.h",
     "src/compiler/turboshaft/graph-builder.h",
     "src/compiler/turboshaft/graph-visualizer.h",
@@ -3430,7 +3443,6 @@ v8_header_set("v8_internal_headers") {
     "src/compiler/turboshaft/pretenuring-propagation-reducer.h",
     "src/compiler/turboshaft/recreate-schedule-phase.h",
     "src/compiler/turboshaft/recreate-schedule.h",
-    "src/compiler/turboshaft/reduce-args-helper.h",
     "src/compiler/turboshaft/reducer-traits.h",
     "src/compiler/turboshaft/representations.h",
     "src/compiler/turboshaft/required-optimization-reducer.h",
@@ -3442,7 +3454,7 @@ v8_header_set("v8_internal_headers") {
     "src/compiler/turboshaft/simplify-tf-loops.h",
     "src/compiler/turboshaft/snapshot-table-opindex.h",
     "src/compiler/turboshaft/snapshot-table.h",
-    "src/compiler/turboshaft/stack-check-reducer.h",
+    "src/compiler/turboshaft/stack-check-lowering-reducer.h",
     "src/compiler/turboshaft/store-store-elimination-phase.h",
     "src/compiler/turboshaft/store-store-elimination-reducer.h",
     "src/compiler/turboshaft/structural-optimization-reducer.h",
@@ -3630,6 +3642,7 @@ v8_header_set("v8_internal_headers") {
     "src/heap/marking.h",
     "src/heap/memory-allocator.h",
     "src/heap/memory-balancer.h",
+    "src/heap/memory-chunk-header.h",
     "src/heap/memory-chunk-inl.h",
     "src/heap/memory-chunk-layout.h",
     "src/heap/memory-chunk.h",
@@ -4126,6 +4139,12 @@ v8_header_set("v8_internal_headers") {
 
   if (v8_use_perfetto) {
     sources -= [ "//base/trace_event/common/trace_event_common.h" ]
+    sources += [
+      "src/tracing/code-data-source.h",
+      "src/tracing/code-trace-context.h",
+      "src/tracing/perfetto-logger.h",
+      "src/tracing/perfetto-utils.h",
+    ]
   }
 
   if (v8_enable_sparkplug) {
@@ -4185,7 +4204,7 @@ v8_header_set("v8_internal_headers") {
       "src/compiler/turboshaft/int64-lowering-reducer.h",
       "src/compiler/turboshaft/wasm-assembler-helpers.h",
       "src/compiler/turboshaft/wasm-gc-optimize-phase.h",
-      "src/compiler/turboshaft/wasm-gc-type-reducer.h",
+      "src/compiler/turboshaft/wasm-gc-typed-optimization-reducer.h",
       "src/compiler/turboshaft/wasm-js-lowering-reducer.h",
       "src/compiler/turboshaft/wasm-load-elimination-reducer.h",
       "src/compiler/turboshaft/wasm-lowering-phase.h",
@@ -4220,6 +4239,7 @@ v8_header_set("v8_internal_headers") {
       "src/wasm/baseline/parallel-move.h",
       "src/wasm/canonical-types.h",
       "src/wasm/code-space-access.h",
+      "src/wasm/compilation-environment-inl.h",
       "src/wasm/compilation-environment.h",
       "src/wasm/constant-expression-interface.h",
       "src/wasm/constant-expression.h",
@@ -4749,6 +4769,7 @@ v8_compiler_sources = [
   "src/compiler/common-operator.cc",
   "src/compiler/compilation-dependencies.cc",
   "src/compiler/compiler-source-position-table.cc",
+  "src/compiler/const-tracking-let-helpers.cc",
   "src/compiler/constant-folding-reducer.cc",
   "src/compiler/control-equivalence.cc",
   "src/compiler/control-flow-optimizer.cc",
@@ -4925,7 +4946,7 @@ if (v8_enable_webassembly) {
     "src/compiler/int64-lowering.cc",
     "src/compiler/turboshaft/int64-lowering-phase.cc",
     "src/compiler/turboshaft/wasm-gc-optimize-phase.cc",
-    "src/compiler/turboshaft/wasm-gc-type-reducer.cc",
+    "src/compiler/turboshaft/wasm-gc-typed-optimization-reducer.cc",
     "src/compiler/turboshaft/wasm-lowering-phase.cc",
     "src/compiler/turboshaft/wasm-optimize-phase.cc",
     "src/compiler/turboshaft/wasm-turboshaft-compiler.cc",
@@ -5320,6 +5341,7 @@ v8_source_set("v8_base_without_compiler") {
     "src/heap/marking.cc",
     "src/heap/memory-allocator.cc",
     "src/heap/memory-balancer.cc",
+    "src/heap/memory-chunk-header.cc",
     "src/heap/memory-chunk-layout.cc",
     "src/heap/memory-chunk.cc",
     "src/heap/memory-measurement.cc",
@@ -5641,6 +5663,14 @@ v8_source_set("v8_base_without_compiler") {
     }
   }
 
+  if (v8_use_perfetto) {
+    sources += [
+      "src/tracing/code-data-source.cc",
+      "src/tracing/perfetto-logger.cc",
+      "src/tracing/perfetto-utils.cc",
+    ]
+  }
+
   if (v8_enable_webassembly) {
     sources += [
       ### gcmole(all) ###
@@ -5696,6 +5726,7 @@ v8_source_set("v8_base_without_compiler") {
       "src/wasm/wasm-serialization.cc",
       "src/wasm/wasm-subtyping.cc",
       "src/wasm/well-known-imports.cc",
+      "src/wasm/wrappers.cc",
     ]
   }
 
@@ -8121,7 +8152,6 @@ if (!build_with_chromium && v8_use_perfetto) {
       "//third_party/perfetto/src/tracing/core",
 
       # TODO(skyostil): Support non-POSIX platforms.
-      "//third_party/perfetto/protos/perfetto/config:cpp",
       "//third_party/perfetto/protos/perfetto/trace/track_event:zero",
       "//third_party/perfetto/src/tracing:in_process_backend",
       "//third_party/perfetto/src/tracing:platform_impl",
@@ -8129,6 +8159,8 @@ if (!build_with_chromium && v8_use_perfetto) {
 
     public_deps = [
       "//third_party/perfetto/include/perfetto/trace_processor",
+      "//third_party/perfetto/protos/perfetto/config:cpp",
+      "//third_party/perfetto/protos/perfetto/trace/chrome:zero",
       "//third_party/perfetto/src/trace_processor:export_json",
       "//third_party/perfetto/src/tracing:client_api",
     ]