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6961690: load oops from constant table on SPARC

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Oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence.

Reviewed-by: never, kvn
This commit is contained in:
Christian Thalinger 2010-12-03 01:34:31 -08:00
parent ab725dba1d
commit ffaadcecea
31 changed files with 1795 additions and 830 deletions
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11
hotspot/src/share/vm/adlc/formssel.hpp
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@ -74,15 +74,16 @@ class ArchDesc;
//------------------------------InstructForm-----------------------------------
class InstructForm : public Form {
private:
bool _ideal_only; // Not a user-defined instruction
bool _ideal_only; // Not a user-defined instruction
// Members used for tracking CISC-spilling
uint _cisc_spill_operand;// Which operand may cisc-spill
uint _cisc_spill_operand;// Which operand may cisc-spill
void set_cisc_spill_operand(uint op_index) { _cisc_spill_operand = op_index; }
bool _is_cisc_alternate;
bool _is_cisc_alternate;
InstructForm *_cisc_spill_alternate;// cisc possible replacement
const char *_cisc_reg_mask_name;
InstructForm *_short_branch_form;
bool _is_short_branch;
bool _is_mach_constant; // true if Node is a MachConstantNode
uint _alignment;
public:
@ -94,6 +95,7 @@ public:
Opcode *_opcode; // Encoding of the opcode for instruction
char *_size; // Size of instruction
InsEncode *_insencode; // Encoding class instruction belongs to
InsEncode *_constant; // Encoding class constant value belongs to
Attribute *_attribs; // List of Attribute rules
Predicate *_predicate; // Predicate test for this instruction
FormDict _effects; // Dictionary of effect rules
@ -251,6 +253,9 @@ public:
bool is_short_branch() { return _is_short_branch; }
void set_short_branch(bool val) { _is_short_branch = val; }
bool is_mach_constant() const { return _is_mach_constant; }
void set_is_mach_constant(bool x) { _is_mach_constant = x; }
InstructForm *short_branch_form() { return _short_branch_form; }
bool has_short_branch_form() { return _short_branch_form != NULL; }
// Output short branch prototypes and method bodies