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"Number of OutOfMemoryErrors preallocated with backtrace") \
\
product(bool, UseXMMForArrayCopy, false, \
"Use SSE2 MOVQ instruction for Arraycopy") \
\
- develop(bool, PrintFieldLayout, false, \
+ product(bool, PrintFieldLayout, false, DIAGNOSTIC, \
"Print field layout for each class") \
\
+ product(bool, PrintInlineLayout, false, DIAGNOSTIC, \
+ "Print field layout for each inline type or class with inline fields") \
+ \
+ product(bool, PrintFlatArrayLayout, false, DIAGNOSTIC, \
+ "Print array layout for each inline type array") \
+ \
+ product(bool, UseArrayFlattening, true, \
+ "Allow the VM to flatten arrays") \
+ \
+ product(bool, UseFieldFlattening, true, \
+ "Allow the VM to flatten value fields") \
+ \
+ product(bool, UseNonAtomicValueFlattening, true, \
+ "Allow the JVM to flatten some non-atomic null-free values") \
+ \
+ product(bool, UseNullableValueFlattening, false, \
+ "Allow the JVM to flatten some nullable values") \
+ \
+ product(bool, UseAtomicValueFlattening, false, \
+ "Allow the JVM to flatten some atomic values") \
+ \
+ product(intx, FlatArrayElementMaxOops, 4, \
+ "Max nof embedded object references in an inline type to flatten, <0 no limit") \
+ \
/* Need to limit the extent of the padding to reasonable size. */\
/* 8K is well beyond the reasonable HW cache line size, even with */\
/* aggressive prefetching, while still leaving the room for segregating */\
/* among the distinct pages. */\
product(int, ContendedPaddingWidth, 128, \
"Print generated stub code for method handles") \
\
product(bool, VerifyMethodHandles, trueInDebug, DIAGNOSTIC, \
"perform extra checks when constructing method handles") \
\
+ product(bool, IgnoreAssertUnsetFields, false, DIAGNOSTIC, \
+ "Ignore assert_unset_fields") \
+ \
product(bool, ShowHiddenFrames, false, DIAGNOSTIC, \
"show method handle implementation frames (usually hidden)") \
\
product(bool, ShowCarrierFrames, false, DIAGNOSTIC, \
"show virtual threads' carrier frames in exceptions") \
"Start flight recording with options")) \
\
product(bool, UseFastUnorderedTimeStamps, false, EXPERIMENTAL, \
"Use platform unstable time where supported for timestamps only") \
\
+ product(bool, EnableValhalla, true, \
+ "Enable experimental Valhalla features") \
+ \
+ product_pd(bool, InlineTypePassFieldsAsArgs, \
+ "Pass each inline type field as an argument at calls") \
+ \
+ product_pd(bool, InlineTypeReturnedAsFields, \
+ "Return fields instead of an inline type reference") \
+ \
+ develop(bool, StressCallingConvention, false, \
+ "Stress the scalarized calling convention.") \
+ \
+ product(ccstrlist, ForceNonTearable, "", DIAGNOSTIC, \
+ "List of inline classes which are forced to be atomic " \
+ "(whitespace and commas separate names, " \
+ "and leading and trailing stars '*' are wildcards)") \
+ \
product(bool, DeoptimizeNMethodBarriersALot, false, DIAGNOSTIC, \
"Make nmethod barriers deoptimise a lot.") \
\
develop(bool, VerifyCrossModifyFence, \
false AARCH64_ONLY(DEBUG_ONLY(||true)), \
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