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8288105: [PPC64] Problems with -XX:+VerifyStack #3

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8288105: [PPC64] Problems with -XX:+VerifyStack #3

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8288105: [PPC64] Problems with -XX:+VerifyStack
TheRealMDoerr Jun 9, 2022
54b8c52
frame::sender_for_compiled_frame: Put sender_sp and _pc into local va…
TheRealMDoerr Jun 10, 2022
63dc3c6
Simplify frame(void* sp, void* fp, void* pc).
TheRealMDoerr Jun 13, 2022
120c2b1
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TheRealMDoerr Jun 13, 2022
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12 changes: 1 addition & 11 deletions src/hotspot/cpu/ppc/frame_ppc.cpp
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Original file line number Diff line number Diff line change
@@ -394,17 +394,7 @@ intptr_t *frame::initial_deoptimization_info() {

#ifndef PRODUCT
// This is a generic constructor which is only used by pns() in debug.cpp.
frame::frame(void* sp, void* fp, void* pc) : _sp((intptr_t*)sp),
_pc((address)pc),
_cb(NULL),
_oop_map(NULL),
_on_heap(false),
DEBUG_ONLY(_frame_index(-1) COMMA)
_unextended_sp((intptr_t*)sp),
_fp(NULL) {
setup(); // also sets _fp and adjusts _unextended_sp
}

frame::frame(void* sp, void* fp, void* pc) : frame((intptr_t*)sp, (address)pc) {}
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You might add a comment that fp is dropped intensionally. Only a nice to have ...

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Comment added. Thanks for the review!

#endif

// Pointer beyond the "oldest/deepest" BasicObjectLock on stack.