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8308850: Change JVM options with small ranges that get -Wconversion warnings to 32 bits #15164

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8308850: Change JVM options with small ranges that get -Wconversion warnings to 32 bits #15164

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18437bd
Fixed intx->int for Wconversion warnings.
afshin-zafari Aug 4, 2023
1fe9604
Review comments applied.
afshin-zafari Aug 8, 2023
d88a123
backslash aligned
afshin-zafari Aug 8, 2023
d7919b1
checked all usages of changed options.
afshin-zafari Aug 9, 2023
361a3d9
Matched with master.
afshin-zafari Aug 9, 2023
2e25bbf
Merge branch 'master' into wconv_jvm_options
afshin-zafari Aug 9, 2023
51df0d3
Fixed a missed option.
afshin-zafari Aug 10, 2023
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8 changes: 4 additions & 4 deletions src/hotspot/share/opto/macro.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1837,8 +1837,8 @@ Node* PhaseMacroExpand::prefetch_allocation(Node* i_o, Node*& needgc_false,
// This code is used to generate 1 prefetch instruction per cache line.

// Generate several prefetch instructions.
int step_size = AllocatePrefetchStepSize;
int distance = AllocatePrefetchDistance;
uint step_size = AllocatePrefetchStepSize;
uint distance = AllocatePrefetchDistance;

// Next cache address.
Node *cache_adr = new AddPNode(old_eden_top, old_eden_top,
Expand Down Expand Up @@ -1875,8 +1875,8 @@ Node* PhaseMacroExpand::prefetch_allocation(Node* i_o, Node*& needgc_false,
Node *prefetch_adr;
Node *prefetch;
// Generate several prefetch instructions.
int step_size = AllocatePrefetchStepSize;
int distance = AllocatePrefetchDistance;
uint step_size = AllocatePrefetchStepSize;
uint distance = AllocatePrefetchDistance;
for ( intx i = 0; i < lines; i++ ) {
prefetch_adr = new AddPNode( old_eden_top, new_eden_top,
_igvn.MakeConX(distance) );
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2 changes: 1 addition & 1 deletion src/hotspot/share/runtime/globals.hpp
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Expand Up @@ -1587,7 +1587,7 @@ const int ObjectAlignmentInBytes = 8;
"Minimal number of lookupswitch entries for rewriting to binary " \
"switch") \
\
develop(int, StopInterpreterAt, 0, \
develop(intx, StopInterpreterAt, 0, \
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Does this add a blank? Should be aligned.

"Stop interpreter execution at specified bytecode number") \
\
develop(intx, TraceBytecodesAt, 0, \
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