deps: update V8 to 10.1.124.6

PR-URL: https://github.com/nodejs/node/pull/42657
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>

1 files changed, 16 insertions, 26 deletions

diff --git a/deps/v8/src/compiler/bytecode-liveness-map.cc b/deps/v8/src/compiler/bytecode-liveness-map.cc
index 7050ec385e..a24dbecafa 100644
--- a/deps/v8/src/compiler/bytecode-liveness-map.cc
+++ b/deps/v8/src/compiler/bytecode-liveness-map.cc
@@ -8,32 +8,22 @@ namespace v8 {
 namespace internal {
 namespace compiler {
 
-BytecodeLiveness::BytecodeLiveness(int register_count, Zone* zone)
-    : in(zone->New<BytecodeLivenessState>(register_count, zone)),
-      out(zone->New<BytecodeLivenessState>(register_count, zone)) {}
-
-BytecodeLivenessMap::BytecodeLivenessMap(int bytecode_size, Zone* zone)
-    : liveness_map_(base::bits::RoundUpToPowerOfTwo32(bytecode_size / 4 + 1),
-                    base::KeyEqualityMatcher<int>(),
-                    ZoneAllocationPolicy(zone)) {}
-
-uint32_t OffsetHash(int offset) { return offset; }
-
-BytecodeLiveness& BytecodeLivenessMap::InitializeLiveness(int offset,
-                                                          int register_count,
-                                                          Zone* zone) {
-  return liveness_map_
-      .LookupOrInsert(offset, OffsetHash(offset),
-                      [&]() { return BytecodeLiveness(register_count, zone); })
-      ->value;
-}
-
-BytecodeLiveness& BytecodeLivenessMap::GetLiveness(int offset) {
-  return liveness_map_.Lookup(offset, OffsetHash(offset))->value;
-}
-
-const BytecodeLiveness& BytecodeLivenessMap::GetLiveness(int offset) const {
-  return liveness_map_.Lookup(offset, OffsetHash(offset))->value;
+std::string ToString(const BytecodeLivenessState& liveness) {
+  std::string out;
+  out.resize(liveness.register_count() + 1);
+  for (int i = 0; i < liveness.register_count(); ++i) {
+    if (liveness.RegisterIsLive(i)) {
+      out[i] = 'L';
+    } else {
+      out[i] = '.';
+    }
+  }
+  if (liveness.AccumulatorIsLive()) {
+    out[liveness.register_count()] = 'L';
+  } else {
+    out[liveness.register_count()] = '.';
+  }
+  return out;
 }
 
 }  // namespace compiler