1.1 --- a/src/share/vm/runtime/deoptimization.hpp Mon Mar 07 16:03:28 2011 -0500
1.2 +++ b/src/share/vm/runtime/deoptimization.hpp Thu Mar 10 17:44:32 2011 +0100
1.3 @@ -136,12 +136,12 @@
1.4 address* _frame_pcs; // Array of frame pc's, in bytes, for unrolling the stack
1.5 intptr_t* _register_block; // Block for storing callee-saved registers.
1.6 BasicType _return_type; // Tells if we have to restore double or long return value
1.7 + intptr_t _initial_fp; // FP of the sender frame
1.8 // The following fields are used as temps during the unpacking phase
1.9 // (which is tight on registers, especially on x86). They really ought
1.10 // to be PD variables but that involves moving this class into its own
1.11 // file to use the pd include mechanism. Maybe in a later cleanup ...
1.12 intptr_t _counter_temp; // SHOULD BE PD VARIABLE (x86 frame count temp)
1.13 - intptr_t _initial_fp; // SHOULD BE PD VARIABLE (x86/c2 initial ebp)
1.14 intptr_t _unpack_kind; // SHOULD BE PD VARIABLE (x86 unpack kind)
1.15 intptr_t _sender_sp_temp; // SHOULD BE PD VARIABLE (x86 sender_sp)
1.16 public:
1.17 @@ -165,6 +165,8 @@
1.18 // Returns the total size of frames
1.19 int size_of_frames() const;
1.20
1.21 + void set_initial_fp(intptr_t fp) { _initial_fp = fp; }
1.22 +
1.23 // Accessors used by the code generator for the unpack stub.
1.24 static int size_of_deoptimized_frame_offset_in_bytes() { return offset_of(UnrollBlock, _size_of_deoptimized_frame); }
1.25 static int caller_adjustment_offset_in_bytes() { return offset_of(UnrollBlock, _caller_adjustment); }
