[Turboprop] Temporarily disable dynamic map checks.

To enable experimentation with inlining, temporarily disable dynamic
map checks which currently don't support inlining.

BUG=v8:9684

Change-Id: Iba674550213b393ab150ba241a2dad4ca8fdfd85
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2978257
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75311}

src/flags/flag-definitions.h

@@ -858,7 +858,7 @@ DEFINE_BOOL(
 DEFINE_BOOL(turbo_fast_api_calls, false, "enable fast API calls from TurboFan")
 DEFINE_INT(reuse_opt_code_count, 0,
            "don't discard optimized code for the specified number of deopts.")
-DEFINE_BOOL(turbo_dynamic_map_checks, true,
+DEFINE_BOOL(turbo_dynamic_map_checks, false,
             "use dynamic map checks when generating code for property accesses "
             "if all handlers in an IC are the same for turboprop")
 DEFINE_BOOL(turbo_compress_translation_arrays, false,

test/mjsunit/mjsunit.status

@@ -176,6 +176,9 @@
   # Needs to be adapted after changes to Function constructor. chromium:1065094
   'cross-realm-filtering': [SKIP],
 
+  # Re-enable again with dynamic map checks. (https://crbug.com/v8/9684)
+  'const-field-tracking-2': [SKIP],
+
   # Tests that need to run sequentially (e.g. due to memory consumption).
   'compiler/array-subclass': [PASS, HEAVY],
   'compiler/regress-crbug-11564': [PASS, HEAVY],
@@ -1308,12 +1311,6 @@
   'compiler/field-representation-tracking': [SKIP],
   'field-type-tracking': [SKIP],
 
-  # We don't migrate deprecated maps with dynamic map checks. This will be
-  # fixed in a later cl.
-  # TODO(mythria): Reenable this when the cl that migrates deprecated maps
-  # lands
-  'regress/regress-932953': [FAIL],
-
   # Tests failing for the lack of function context specialization in Turboprop.
   'compiler/abstract-equal-receiver': [FAIL],
   'compiler/constant-fold-cow-array': [FAIL],