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Bug 454502: make dwarf use valueof instead of number constructor

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This may improve both memory and cpu performance. (SLIGHTLY)

Change-Id: I05c06b017b9d8e4505a17e99cde6c024bca21dd4
Signed-off-by: Matthew Khouzam <matthew.khouzam@ericsson.com>
Reviewed-on: https://git.eclipse.org/r/37783
Tested-by: Hudson CI
Reviewed-by: Elena Laskavaia <elaskavaia.cdt@gmail.com>
This commit is contained in:
Matthew Khouzam 2014-12-08 22:33:30 -05:00 • committed by Elena Laskavaia
parent ae4ed4d438
commit 67f46bce5b
1 changed files with 13 additions and 13 deletions
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26
core/org.eclipse.cdt.core/utils/org/eclipse/cdt/utils/debug/dwarf/Dwarf.java
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@ -534,7 +534,7 @@ public class Dwarf {
} }
Map<Long, AbbreviationEntry> parseDebugAbbreviation(CompilationUnitHeader header) throws IOException { Map<Long, AbbreviationEntry> parseDebugAbbreviation(CompilationUnitHeader header) throws IOException {
Integer key = new Integer(header.abbreviationOffset); Integer key = Integer.valueOf(header.abbreviationOffset);
Map<Long, AbbreviationEntry> abbrevs = abbreviationMaps.get(key); Map<Long, AbbreviationEntry> abbrevs = abbreviationMaps.get(key);
if (abbrevs == null) { if (abbrevs == null) {
abbrevs = new HashMap<Long, AbbreviationEntry>(); abbrevs = new HashMap<Long, AbbreviationEntry>();
@ -644,27 +644,27 @@ public class Dwarf {
break; break;
case DwarfConstants.DW_FORM_data1 : case DwarfConstants.DW_FORM_data1 :
obj = new Byte(in.get()); obj = Byte.valueOf(in.get());
break; break;
case DwarfConstants.DW_FORM_data2 : case DwarfConstants.DW_FORM_data2 :
obj = new Short(read_2_bytes(in)); obj = Short.valueOf(read_2_bytes(in));
break; break;
case DwarfConstants.DW_FORM_data4 : case DwarfConstants.DW_FORM_data4 :
obj = new Integer(read_4_bytes(in)); obj = Integer.valueOf(read_4_bytes(in));
break; break;
case DwarfConstants.DW_FORM_data8 : case DwarfConstants.DW_FORM_data8 :
obj = new Long(read_8_bytes(in)); obj = Long.valueOf(read_8_bytes(in));
break; break;
case DwarfConstants.DW_FORM_sdata : case DwarfConstants.DW_FORM_sdata :
obj = new Long(read_signed_leb128(in)); obj = Long.valueOf(read_signed_leb128(in));
break; break;
case DwarfConstants.DW_FORM_udata : case DwarfConstants.DW_FORM_udata :
obj = new Long(read_unsigned_leb128(in)); obj = Long.valueOf(read_unsigned_leb128(in));
break; break;
case DwarfConstants.DW_FORM_string : case DwarfConstants.DW_FORM_string :
@ -682,7 +682,7 @@ public class Dwarf {
break; break;
case DwarfConstants.DW_FORM_flag : case DwarfConstants.DW_FORM_flag :
obj = new Byte(in.get()); obj = Byte.valueOf(in.get());
break; break;
case DwarfConstants.DW_FORM_strp : case DwarfConstants.DW_FORM_strp :
@ -742,23 +742,23 @@ public class Dwarf {
break; break;
case DwarfConstants.DW_FORM_ref1 : case DwarfConstants.DW_FORM_ref1 :
obj = new Byte(in.get()); obj = Byte.valueOf(in.get());
break; break;
case DwarfConstants.DW_FORM_ref2 : case DwarfConstants.DW_FORM_ref2 :
obj = new Short(read_2_bytes(in)); obj = Short.valueOf(read_2_bytes(in));
break; break;
case DwarfConstants.DW_FORM_ref4 : case DwarfConstants.DW_FORM_ref4 :
obj = new Integer(read_4_bytes(in)); obj = Integer.valueOf(read_4_bytes(in));
break; break;
case DwarfConstants.DW_FORM_ref8 : case DwarfConstants.DW_FORM_ref8 :
obj = new Long(read_8_bytes(in)); obj = Long.valueOf(read_8_bytes(in));
break; break;
case DwarfConstants.DW_FORM_ref_udata : case DwarfConstants.DW_FORM_ref_udata :
obj = new Long(read_unsigned_leb128(in)); obj = Long.valueOf(read_unsigned_leb128(in));
break; break;
case DwarfConstants.DW_FORM_indirect : case DwarfConstants.DW_FORM_indirect :