ppc/vm/c1_LIRAssembler_ppc.cpp

17  * 2 along with this work; if not, write to the Free Software Foundation,
62 // This specifies the stack pointer decrement needed to build the frame.
70 // If they do not match we jump to slow case.
84   //   3. Jump to the continuation address in compiled code to resume execution.
109   //   R3: pointer to osr buffer
148   // If the last instruction is a call (typically to do a throw which
150   // must still point into the code area in order to avoid assertion
178 // Emit the code to remove the frame from the stack in the exception
210   // Dispatch to the unwind logic.
228   // If the last instruction is a call (typically to do a throw which
230   // must still point into the code area in order to avoid assertion
265   // Allocate a new index in table to hold the object once it's been patched.
283   // Allocate a new index in table to hold the klass once it's been patched.
523         // move src to dst register
542         // move src to dst register
553         assert(code == Bytecodes::_i2f, "fcfid+frsp needs fixup code to avoid rounding incompatibility");
573       // Result must be 0 if value is NaN; test by comparing value to itself.
597       // Result must be 0 if value is NaN; test by comparing value to itself.
636   // Emit the trampoline stub which will be related to the branch-and-link below.
665   // Virtual call relocation will point to ic load.
674   // Call to fixup routine. Fixup routine uses ScopeDesc info
675   // to determine who we intended to call.
1067       Address to   = frame_map()->address_for_slot(dest->single_stack_ix());
1069       __ stw(tmp, to.disp(), to.base());
1075       Address to   = frame_map()->address_for_slot(dest->single_stack_ix());
1077       __ std(tmp, to.disp(), to.base());
1083       Address to   = frame_map()->address_for_double_slot(dest->double_stack_ix());
1085       __ std(tmp, to.disp(), to.base());
1150   // before the call to add_debug_info, otherwise the PcDescs don't get
1199       // double to double moves
1203       // float to float moves
1211       // int to int moves
1214       // int to int moves
1274   // before the call to add_debug_info_for_null_check, otherwise the PcDescs don't get
1306   const Register return_pc        = R31;  // Must survive C-call to enable_stack_reserved_zone().
1324   // Restore return pc relative to callers' sp.
1326   // Move return pc to LR.
1333   // We need to mark the code position where the load from the safepoint
1465         DEBUG_ONLY( Unimplemented(); ) // Seems to be unused at the moment.
1507     DEBUG_ONLY( Unimplemented(); ) // Seems to be unused at the moment.
1580   // Try to use isel on >=Power7.
1585     // We can use result_reg to load one operand if not already in register.
1869     // 3 parms are int. Convert to long.
1958   // If the compiler was not able to prove that exact type of the source or the destination
2005         // We don't need decode because we just need to compare.
2038         // Src is not a sub class of dst so we have to do a
2042           assert(flags & mask, "one of the two should be known to be an object array");
2383     // that the ld can use simm16s to reference the slots of the data.
2449       // Fall through to success case.
2452       // Fall through to failure case.
2478         // Fall through to success case.
2481         // Fall through to failure case.
2508     // Fall through to failure case.
2525     // Check if it needs to be profiled.
2577       // Fall through to the success case.
2602     emit_typecheck_helper(op, &success, /*fallthru*/&failure, &success); // Moves obj to dst.
2696   // Compute pointer to BasicLock.
2710       assert(BasicLock::displaced_header_offset_in_bytes() == 0, "lock_reg must point to the displaced header");
2732       assert(BasicLock::displaced_header_offset_in_bytes() == 0, "lock_reg must point to the displaced header");
2772     // that the ld can use simm16s to reference the slots of the data.
2791       // statically update the MethodData* rather than needing to do
2794       // NOTE: we should probably put a lock around this search to
2811       // always does a write to the receiver part of the
2830       // Increment total counter to indicate polymorphic case.
2847   __ align(32, 12); // Insert up to 3 nops to align with 32 byte boundary.
3134         // Klass seen before, nothing to do (regardless of unknown bit).
3138         // Already unknown. Nothing to do anymore.
3155         // Already unknown. Nothing to do anymore.
3173         // Klass seen before, nothing to do (regardless of unknown bit).
3191         // Already unknown. Nothing to do anymore.