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8350716: [s390] intrinsify Thread.currentThread()

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Reviewed-by: lucy, mdoerr
This commit is contained in:
Amit Kumar 2025-03-03 03:12:37 +00:00
parent d48ddfe49a
commit 93c878455b
1 changed files with 13 additions and 1 deletions
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14
src/hotspot/cpu/s390/templateInterpreterGenerator_s390.cpp
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@ -2006,8 +2006,20 @@ address TemplateInterpreterGenerator::generate_CRC32C_updateBytes_entry(Abstract
return __ addr_at(entry_off);
}
address TemplateInterpreterGenerator::generate_currentThread() {
uint64_t entry_off = __ offset();
__ z_lg(Z_RET, Address(Z_thread, JavaThread::threadObj_offset()));
__ resolve_oop_handle(Z_RET);
// Restore caller sp for c2i case.
__ resize_frame_absolute(Z_R10, Z_R0, true); // Cut the stack back to where the caller started.
__ z_br(Z_R14);
return __ addr_at(entry_off);
}
// Not supported
address TemplateInterpreterGenerator::generate_currentThread() { return nullptr; }
address TemplateInterpreterGenerator::generate_Float_intBitsToFloat_entry() { return nullptr; }
address TemplateInterpreterGenerator::generate_Float_floatToRawIntBits_entry() { return nullptr; }
address TemplateInterpreterGenerator::generate_Double_longBitsToDouble_entry() { return nullptr; }