--- a/hotspot/src/cpu/sparc/vm/macroAssembler_sparc.cpp Mon Jun 27 10:10:11 2016 +0200
+++ b/hotspot/src/cpu/sparc/vm/macroAssembler_sparc.cpp Mon Jun 27 17:23:15 2016 +0300
@@ -184,72 +184,10 @@
void MacroAssembler::jmp2(Register r1, Register r2, const char* file, int line ) {
assert_not_delayed();
- // This can only be traceable if r1 & r2 are visible after a window save
- if (TraceJumps) {
-#ifndef PRODUCT
- save_frame(0);
- verify_thread();
- ld(G2_thread, in_bytes(JavaThread::jmp_ring_index_offset()), O0);
- add(G2_thread, in_bytes(JavaThread::jmp_ring_offset()), O1);
- sll(O0, exact_log2(4*sizeof(intptr_t)), O2);
- add(O2, O1, O1);
-
- add(r1->after_save(), r2->after_save(), O2);
- set((intptr_t)file, O3);
- set(line, O4);
- Label L;
- // get nearby pc, store jmp target
- call(L, relocInfo::none); // No relocation for call to pc+0x8
- delayed()->st(O2, O1, 0);
- bind(L);
-
- // store nearby pc
- st(O7, O1, sizeof(intptr_t));
- // store file
- st(O3, O1, 2*sizeof(intptr_t));
- // store line
- st(O4, O1, 3*sizeof(intptr_t));
- add(O0, 1, O0);
- and3(O0, JavaThread::jump_ring_buffer_size - 1, O0);
- st(O0, G2_thread, in_bytes(JavaThread::jmp_ring_index_offset()));
- restore();
-#endif /* PRODUCT */
- }
jmpl(r1, r2, G0);
}
void MacroAssembler::jmp(Register r1, int offset, const char* file, int line ) {
assert_not_delayed();
- // This can only be traceable if r1 is visible after a window save
- if (TraceJumps) {
-#ifndef PRODUCT
- save_frame(0);
- verify_thread();
- ld(G2_thread, in_bytes(JavaThread::jmp_ring_index_offset()), O0);
- add(G2_thread, in_bytes(JavaThread::jmp_ring_offset()), O1);
- sll(O0, exact_log2(4*sizeof(intptr_t)), O2);
- add(O2, O1, O1);
-
- add(r1->after_save(), offset, O2);
- set((intptr_t)file, O3);
- set(line, O4);
- Label L;
- // get nearby pc, store jmp target
- call(L, relocInfo::none); // No relocation for call to pc+0x8
- delayed()->st(O2, O1, 0);
- bind(L);
-
- // store nearby pc
- st(O7, O1, sizeof(intptr_t));
- // store file
- st(O3, O1, 2*sizeof(intptr_t));
- // store line
- st(O4, O1, 3*sizeof(intptr_t));
- add(O0, 1, O0);
- and3(O0, JavaThread::jump_ring_buffer_size - 1, O0);
- st(O0, G2_thread, in_bytes(JavaThread::jmp_ring_index_offset()));
- restore();
-#endif /* PRODUCT */
- }
jmp(r1, offset);
}
@@ -260,44 +198,7 @@
// variable length instruction streams.
patchable_sethi(addrlit, temp);
Address a(temp, addrlit.low10() + offset); // Add the offset to the displacement.
- if (TraceJumps) {
-#ifndef PRODUCT
- // Must do the add here so relocation can find the remainder of the
- // value to be relocated.
- add(a.base(), a.disp(), a.base(), addrlit.rspec(offset));
- save_frame(0);
- verify_thread();
- ld(G2_thread, in_bytes(JavaThread::jmp_ring_index_offset()), O0);
- add(G2_thread, in_bytes(JavaThread::jmp_ring_offset()), O1);
- sll(O0, exact_log2(4*sizeof(intptr_t)), O2);
- add(O2, O1, O1);
-
- set((intptr_t)file, O3);
- set(line, O4);
- Label L;
-
- // get nearby pc, store jmp target
- call(L, relocInfo::none); // No relocation for call to pc+0x8
- delayed()->st(a.base()->after_save(), O1, 0);
- bind(L);
-
- // store nearby pc
- st(O7, O1, sizeof(intptr_t));
- // store file
- st(O3, O1, 2*sizeof(intptr_t));
- // store line
- st(O4, O1, 3*sizeof(intptr_t));
- add(O0, 1, O0);
- and3(O0, JavaThread::jump_ring_buffer_size - 1, O0);
- st(O0, G2_thread, in_bytes(JavaThread::jmp_ring_index_offset()));
- restore();
- jmpl(a.base(), G0, d);
-#else
- jmpl(a.base(), a.disp(), d);
-#endif /* PRODUCT */
- } else {
- jmpl(a.base(), a.disp(), d);
- }
+ jmpl(a.base(), a.disp(), d);
}
void MacroAssembler::jump(const AddressLiteral& addrlit, Register temp, int offset, const char* file, int line) {