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7025485: leverage shared x86-only deoptimization code

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Removed an ifdef IA32 around harmless code useful for some ports

Reviewed-by: chrisphi, never
This commit is contained in:
Bertrand Delsart 2011-03-10 17:44:32 +01:00
parent 3471fe3ee4
commit 4770417e71
2 changed files with 7 additions and 14 deletions
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4
hotspot/src/share/vm/runtime/deoptimization.hpp
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@ -136,12 +136,12 @@ class Deoptimization : AllStatic {
address* _frame_pcs; // Array of frame pc's, in bytes, for unrolling the stack
intptr_t* _register_block; // Block for storing callee-saved registers.
BasicType _return_type; // Tells if we have to restore double or long return value
intptr_t _initial_fp; // FP of the sender frame
// The following fields are used as temps during the unpacking phase
// (which is tight on registers, especially on x86). They really ought
// to be PD variables but that involves moving this class into its own
// file to use the pd include mechanism. Maybe in a later cleanup ...
intptr_t _counter_temp; // SHOULD BE PD VARIABLE (x86 frame count temp)
intptr_t _initial_fp; // SHOULD BE PD VARIABLE (x86/c2 initial ebp)
intptr_t _unpack_kind; // SHOULD BE PD VARIABLE (x86 unpack kind)
intptr_t _sender_sp_temp; // SHOULD BE PD VARIABLE (x86 sender_sp)
public:
@ -165,6 +165,8 @@ class Deoptimization : AllStatic {
// Returns the total size of frames
int size_of_frames() const;
void set_initial_fp(intptr_t fp) { _initial_fp = fp; }
// Accessors used by the code generator for the unpack stub.
static int size_of_deoptimized_frame_offset_in_bytes() { return offset_of(UnrollBlock, _size_of_deoptimized_frame); }
static int caller_adjustment_offset_in_bytes() { return offset_of(UnrollBlock, _caller_adjustment); }