deps: update V8 to 14.2

deps/v8/.ycm_extra_conf.py

@@ -149,9 +149,14 @@ def GetClangCommandFromNinjaForFilename(v8_root, filename):
       v8_flags.append(MakeIncludePathAbsolute(flag, "-I", out_dir))
     elif flag.startswith('-isystem'):
       v8_flags.append(MakeIncludePathAbsolute(flag, "-isystem", out_dir))
-    elif flag.startswith('-std') or flag.startswith(
-        '-pthread') or flag.startswith('-no'):
+    elif any([flag.startswith(p) for p in ['-std', '-pthread', '-no']]):
       v8_flags.append(flag)
+    elif any([
+        flag.startswith(p) for p in ['-fmodule-map-file=', '-fmodule-file=']
+    ]) or flag == '-fbuiltin-module-map':
+      # Modules don't play well together with clang/clangd, see
+      # https://crrev.com/c/6887510.
+      continue
     elif flag.startswith('-') and flag[1] in 'DWFfmgOX':
       v8_flags.append(flag)
   return v8_flags

deps/v8/AUTHORS

@@ -191,6 +191,7 @@ Keith Smiley <[email protected]>
 Kevin Gibbons <[email protected]>
 Keyhan Vakil <[email protected]>
 Kris Selden <[email protected]>
+Krishna Ravishankar <[email protected]>
 Kyounga Ra <[email protected]>
 Levi Zim <[email protected]>
 LN Liberda <[email protected]>
@@ -295,6 +296,7 @@ Tianping Yang <[email protected]>
 Timo Teräs <[email protected]>
 Tobias Burnus <[email protected]>
 Tobias Nießen <[email protected]>
+Tomasz Malinowski <[email protected]>
 Ujjwal Sharma <[email protected]>
 Vadim Gorbachev <[email protected]>
 Varun Varada <[email protected]>

deps/v8/BUILD.bazel

@@ -577,6 +577,7 @@ v8_config(
     }) + select({
         ":enable_pointer_compression_shared_cage": [
             "V8_COMPRESS_POINTERS_IN_SHARED_CAGE",
+            "V8_CONTIGUOUS_COMPRESSED_RO_SPACE_SIZE_MB=8",
         ],
         ":enable_pointer_compression_multiple_cages": [
             "V8_COMPRESS_POINTERS_IN_MULTIPLE_CAGES",
@@ -1461,8 +1462,8 @@ filegroup(
         "src/codegen/compilation-cache.h",
         "src/codegen/compiler.cc",
         "src/codegen/compiler.h",
-        "src/codegen/constant-pool.cc",
         "src/codegen/constant-pool.h",
+        "src/codegen/constant-pool-entry.h",
         "src/codegen/constants-arch.h",
         "src/codegen/cpu-features.h",
         "src/codegen/external-reference.cc",
@@ -1671,6 +1672,8 @@ filegroup(
         "src/flags/flags-impl.h",
         "src/flags/flags.cc",
         "src/flags/flags.h",
+        "src/flags/save-flags.h",
+        "src/flags/save-flags.cc",
         "src/handles/global-handles.cc",
         "src/handles/global-handles.h",
         "src/handles/global-handles-inl.h",
@@ -1876,7 +1879,6 @@ filegroup(
         "src/heap/safepoint.h",
         "src/heap/scavenger.cc",
         "src/heap/scavenger.h",
-        "src/heap/scavenger-inl.h",
         "src/heap/slot-set.cc",
         "src/heap/slot-set.h",
         "src/heap/spaces.cc",
@@ -2731,6 +2733,8 @@ filegroup(
             "src/codegen/arm64/assembler-arm64.cc",
             "src/codegen/arm64/assembler-arm64.h",
             "src/codegen/arm64/assembler-arm64-inl.h",
+            "src/codegen/arm64/constant-pool-arm64.cc",
+            "src/codegen/arm64/constant-pool-arm64.h",
             "src/codegen/arm64/constants-arm64.h",
             "src/codegen/arm64/cpu-arm64.cc",
             "src/codegen/arm64/decoder-arm64.cc",
@@ -2797,6 +2801,8 @@ filegroup(
             "src/codegen/riscv/base-assembler-riscv.h",
             "src/codegen/riscv/base-constants-riscv.h",
             "src/codegen/riscv/base-riscv-i.h",
+            "src/codegen/riscv/constant-pool-riscv.cc",
+            "src/codegen/riscv/constant-pool-riscv.h",
             "src/codegen/riscv/constant-riscv-a.h",
             "src/codegen/riscv/constant-riscv-b.h",
             "src/codegen/riscv/constant-riscv-c.h",
@@ -2817,6 +2823,8 @@ filegroup(
             "src/codegen/riscv/extension-riscv-v.h",
             "src/codegen/riscv/extension-riscv-zicsr.h",
             "src/codegen/riscv/extension-riscv-zifencei.h",
+            "src/codegen/riscv/extension-riscv-zimop.cc",
+            "src/codegen/riscv/extension-riscv-zimop.h",
             "src/codegen/riscv/interface-descriptors-riscv-inl.h",
             "src/codegen/riscv/macro-assembler-riscv.h",
             "src/codegen/riscv/register-riscv.h",
@@ -2839,6 +2847,8 @@ filegroup(
             "src/codegen/ppc/assembler-ppc.cc",
             "src/codegen/ppc/assembler-ppc.h",
             "src/codegen/ppc/assembler-ppc-inl.h",
+            "src/codegen/ppc/constant-pool-ppc.cc",
+            "src/codegen/ppc/constant-pool-ppc.h",
             "src/codegen/ppc/constants-ppc.cc",
             "src/codegen/ppc/constants-ppc.h",
             "src/codegen/ppc/cpu-ppc.cc",
@@ -2907,6 +2917,7 @@ filegroup(
             "src/maglev/maglev-interpreter-frame-state.h",
             "src/maglev/maglev-ir-inl.h",
             "src/maglev/maglev-ir.h",
+            "src/maglev/maglev-kna-processor.h",
             "src/maglev/maglev-phi-representation-selector.h",
             "src/maglev/maglev-truncation.h",
             "src/maglev/maglev-pipeline-statistics.h",
@@ -2926,6 +2937,8 @@ filegroup(
             "src/maglev/maglev-compiler.cc",
             "src/maglev/maglev-concurrent-dispatcher.cc",
             "src/maglev/maglev-graph-builder.cc",
+            "src/maglev/maglev-known-node-aspects.cc",
+            "src/maglev/maglev-known-node-aspects.h",
             "src/maglev/maglev-graph-labeller.cc",
             "src/maglev/maglev-graph-optimizer.cc",
             "src/maglev/maglev-graph-printer.cc",
@@ -3029,7 +3042,6 @@ filegroup(
             "src/wasm/leb-helper.h",
             "src/wasm/local-decl-encoder.cc",
             "src/wasm/local-decl-encoder.h",
-            "src/wasm/memory-tracing.h",
             "src/wasm/module-compiler.cc",
             "src/wasm/module-compiler.h",
             "src/wasm/module-decoder.cc",
@@ -3107,6 +3119,8 @@ filegroup(
             "src/wasm/wasm-subtyping.cc",
             "src/wasm/wasm-subtyping.h",
             "src/wasm/wasm-tier.h",
+            "src/wasm/wasm-tracing.cc",
+            "src/wasm/wasm-tracing.h",
             "src/wasm/wasm-value.h",
             "src/wasm/well-known-imports.cc",
             "src/wasm/well-known-imports.h",
@@ -3525,6 +3539,7 @@ filegroup(
         "src/compiler/turboshaft/select-lowering-reducer.h",
         "src/compiler/turboshaft/sidetable.cc",
         "src/compiler/turboshaft/sidetable.h",
+        "src/compiler/turboshaft/simplified-optimization-reducer.h",
         "src/compiler/turboshaft/simplify-tf-loops.cc",
         "src/compiler/turboshaft/simplify-tf-loops.h",
         "src/compiler/turboshaft/snapshot-table.h",
@@ -3658,6 +3673,8 @@ filegroup(
             "src/compiler/turboshaft/wasm-shuffle-reducer.h",
             "src/compiler/turboshaft/wasm-simd-phase.cc",
             "src/compiler/turboshaft/wasm-simd-phase.h",
+            "src/compiler/turboshaft/wasm-type-cast-rtt-optimization-helpers.cc",
+            "src/compiler/turboshaft/wasm-type-cast-rtt-optimization-helpers.h",
             "src/compiler/wasm-address-reassociation.cc",
             "src/compiler/wasm-address-reassociation.h",
             "src/compiler/wasm-call-descriptors.cc",
@@ -3695,6 +3712,8 @@ filegroup(
             "src/maglev/maglev-compilation-info.h",
             "src/maglev/maglev-compilation-unit.cc",
             "src/maglev/maglev-compilation-unit.h",
+            "src/maglev/maglev-known-node-aspects.cc",
+            "src/maglev/maglev-known-node-aspects.h",
             "src/maglev/maglev-graph-builder.cc",
             "src/maglev/maglev-graph-builder.h",
             "src/maglev/maglev-graph-optimizer.cc",
@@ -3714,6 +3733,7 @@ filegroup(
             "src/maglev/maglev-ir.cc",
             "src/maglev/maglev-ir.h",
             "src/maglev/maglev-ir-inl.h",
+            "src/maglev/maglev-kna-processor.h",
             "src/maglev/maglev-reducer-inl.h",
             "src/maglev/maglev-reducer.h",
             "src/maglev/maglev-register-frame-array.h",