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8253690: [PPC64] Use flag kind "diagnostic" for platform specific flags 
Reviewed-by: stuefe, lucy
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@TheRealMDoerr
TheRealMDoerr committed Oct 1, 2020
1 parent 1d88172 commit a824289
Showing 1 changed file with 26 additions and 25 deletions.
51 changes: 26 additions & 25 deletions src/hotspot/cpu/ppc/globals_ppc.hpp
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Expand Up @@ -81,73 +81,74 @@ define_pd_global(intx, InitArrayShortSize, 9*BytesPerLong);
range, \
constraint) \
\
product(uintx, PowerArchitecturePPC64, 0, \
product(uintx, PowerArchitecturePPC64, 0, DIAGNOSTIC, \
"Specify the PowerPC family version in use. If not provided, " \
"HotSpot will determine it automatically. Host family version " \
"is the maximum value allowed (instructions are not emulated).") \
\
product(bool, SuperwordUseVSX, false, \
"Use Power8 VSX instructions for superword optimization.") \
\
/* Reoptimize code-sequences of calls at runtime, e.g. replace an */ \
/* indirect call by a direct call. */ \
product(bool, ReoptimizeCallSequences, true, \
product(bool, ReoptimizeCallSequences, true, DIAGNOSTIC, \
"Reoptimize code-sequences of calls at runtime.") \
\
/* Power 8: Configure Data Stream Control Register. */ \
product(uint64_t,DSCR_PPC64, (uintx)-1, \
product(uint64_t, DSCR_PPC64, (uint64_t)-1, \
"Power8 or later: Specify encoded value for Data Stream Control " \
"Register") \
product(uint64_t,DSCR_DPFD_PPC64, 8, \
product(uint64_t, DSCR_DPFD_PPC64, 8, \
"Power8 or later: DPFD (default prefetch depth) value of the " \
"Data Stream Control Register." \
" 0: hardware default, 1: none, 2-7: min-max, 8: don't touch") \
product(uint64_t,DSCR_URG_PPC64, 8, \
product(uint64_t, DSCR_URG_PPC64, 8, \
"Power8 or later: URG (depth attainment urgency) value of the " \
"Data Stream Control Register." \
" 0: hardware default, 1: none, 2-7: min-max, 8: don't touch") \
\
product(bool, UseLoadInstructionsForStackBangingPPC64, false, \
product(bool, UseLoadInstructionsForStackBangingPPC64, false, DIAGNOSTIC, \
"Use load instructions for stack banging.") \
\
product(bool, UseStaticBranchPredictionInCompareAndSwapPPC64, true, DIAGNOSTIC,\
"Use static branch prediction hints in CAS operations.") \
product(bool, UseStaticBranchPredictionForUncommonPathsPPC64, false, DIAGNOSTIC,\
"Use static branch prediction hints for uncommon paths.") \
\
/* special instructions */ \
product(bool, UseByteReverseInstructions, false, \
product(bool, SuperwordUseVSX, false, \
"Use Power8 VSX instructions for superword optimization.") \
\
product(bool, UseByteReverseInstructions, false, DIAGNOSTIC, \
"Use byte reverse instructions.") \
\
product(bool, UseVectorByteReverseInstructionsPPC64, false, \
product(bool, UseVectorByteReverseInstructionsPPC64, false, DIAGNOSTIC, \
"Use Power9 xxbr* vector byte reverse instructions.") \
\
product(bool, UseCountLeadingZerosInstructionsPPC64, true, \
product(bool, UseCountLeadingZerosInstructionsPPC64, true, DIAGNOSTIC, \
"Use count leading zeros instructions.") \
\
product(bool, UseCountTrailingZerosInstructionsPPC64, false, \
product(bool, UseCountTrailingZerosInstructionsPPC64, false, DIAGNOSTIC, \
"Use count trailing zeros instructions.") \
\
product(bool, UseExtendedLoadAndReserveInstructionsPPC64, false, \
product(bool, UseExtendedLoadAndReserveInstructionsPPC64, false, DIAGNOSTIC,\
"Use extended versions of load-and-reserve instructions.") \
\
product(bool, UseRotateAndMaskInstructionsPPC64, true, \
product(bool, UseRotateAndMaskInstructionsPPC64, true, DIAGNOSTIC, \
"Use rotate and mask instructions.") \
\
product(bool, UseStaticBranchPredictionInCompareAndSwapPPC64, true, \
"Use static branch prediction hints in CAS operations.") \
product(bool, UseStaticBranchPredictionForUncommonPathsPPC64, false, \
"Use static branch prediction hints for uncommon paths.") \
\
/* Trap based checks. */ \
/* Trap based checks use the ppc trap instructions to check certain */ \
/* conditions. This instruction raises a SIGTRAP caught by the */ \
/* exception handler of the VM. */ \
product(bool, UseSIGTRAP, true, \
"Allow trap instructions that make use of SIGTRAP. Use this to " \
"switch off all optimizations requiring SIGTRAP.") \
product(bool, TrapBasedICMissChecks, true, \
product(bool, TrapBasedICMissChecks, true, DIAGNOSTIC, \
"Raise and handle SIGTRAP if inline cache miss detected.") \
product(bool, TraceTraps, false, "Trace all traps the signal handler" \
"handles.") \
\
product(bool, ZapMemory, false, "Write 0x0101... to empty memory." \
" Use this to ease debugging.") \
product(bool, TraceTraps, false, DIAGNOSTIC, \
"Trace all traps the signal handler handles.") \
\
develop(bool, ZapMemory, false, \
"Write 0x0101... to empty memory. Use this to ease debugging.") \
\
/* Use Restricted Transactional Memory for lock elision */ \
product(bool, UseRTMLocking, false, \
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