106     struct dwarf2_frame_state_reg *reg;  member
151   rs->reg = (struct dwarf2_frame_state_reg *)  in dwarf2_frame_state_alloc_regs()
152     xrealloc (rs->reg, num_regs * size);  in dwarf2_frame_state_alloc_regs()
155   memset (rs->reg + rs->num_regs, 0, (num_regs - rs->num_regs) * size);  in dwarf2_frame_state_alloc_regs()
166   struct dwarf2_frame_state_reg *reg;  in dwarf2_frame_state_copy_regs()  local
168   reg = (struct dwarf2_frame_state_reg *) xmalloc (size);  in dwarf2_frame_state_copy_regs()
169   memcpy (reg, rs->reg, size);  in dwarf2_frame_state_copy_regs()
171   return reg;  in dwarf2_frame_state_copy_regs()
183       xfree (rs->reg);  in dwarf2_frame_state_free_regs()
197   xfree (fs->initial.reg);  in dwarf2_frame_state_free()
198   xfree (fs->regs.reg);  in dwarf2_frame_state_free()
206 read_reg (void *baton, int reg)  in read_reg()  argument
213   regnum = DWARF2_REG_TO_REGNUM (reg);  in read_reg()
278       ULONGEST utmp, reg;  in execute_cfa_program()  local
285 	  reg = insn & 0x3f;  in execute_cfa_program()
288 	  dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
289 	  fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_OFFSET;  in execute_cfa_program()
290 	  fs->regs.reg[reg].loc.offset = offset;  in execute_cfa_program()
294 	  gdb_assert (fs->initial.reg);  in execute_cfa_program()
295 	  reg = insn & 0x3f;  in execute_cfa_program()
296 	  dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
297 	  fs->regs.reg[reg] = fs->initial.reg[reg];  in execute_cfa_program()
325 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
328 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
329 	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_OFFSET;  in execute_cfa_program()
330 	      fs->regs.reg[reg].loc.offset = offset;  in execute_cfa_program()
334 	      gdb_assert (fs->initial.reg);  in execute_cfa_program()
335 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
336 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
337 	      fs->regs.reg[reg] = fs->initial.reg[reg];  in execute_cfa_program()
341 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
342 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
343 	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_UNDEFINED;  in execute_cfa_program()
347 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
348 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
349 	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAME_VALUE;  in execute_cfa_program()
353 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
355 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
356 	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_REG;  in execute_cfa_program()
357 	      fs->regs.reg[reg].loc.reg = utmp;  in execute_cfa_program()
366 		fs->regs.reg = dwarf2_frame_state_copy_regs (&fs->regs);  in execute_cfa_program()
382 		    xfree (fs->regs.reg);  in execute_cfa_program()
417 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
418 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
420 	      fs->regs.reg[reg].loc.exp = insn_ptr;  in execute_cfa_program()
421 	      fs->regs.reg[reg].exp_len = utmp;  in execute_cfa_program()
422 	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_EXP;  in execute_cfa_program()
427 	      insn_ptr = read_uleb128 (insn_ptr, insn_end, &reg);  in execute_cfa_program()
430 	      dwarf2_frame_state_alloc_regs (&fs->regs, reg + 1);  in execute_cfa_program()
431 	      fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_OFFSET;  in execute_cfa_program()
432 	      fs->regs.reg[reg].loc.offset = offset;  in execute_cfa_program()
460 		for (reg = 8; reg < 16; reg++)  in execute_cfa_program()
462 		    fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_REG;  in execute_cfa_program()
463 		    fs->regs.reg[reg].loc.reg = reg + 16;  in execute_cfa_program()
465 		for (reg = 16; reg < 32; reg++)  in execute_cfa_program()
467 		    fs->regs.reg[reg].how = DWARF2_FRAME_REG_SAVED_OFFSET;  in execute_cfa_program()
468 		    fs->regs.reg[reg].loc.offset = (reg - 16) * size;  in execute_cfa_program()
510 			       struct dwarf2_frame_state_reg *reg)  in dwarf2_frame_default_init_reg()  argument
539     reg->how = DWARF2_FRAME_REG_RA;  in dwarf2_frame_default_init_reg()
541     reg->how = DWARF2_FRAME_REG_CFA;  in dwarf2_frame_default_init_reg()
573 		       struct dwarf2_frame_state_reg *reg)  in dwarf2_frame_init_reg()  argument
577   ops->init_reg (gdbarch, regnum, reg);  in dwarf2_frame_init_reg()
618   struct dwarf2_frame_state_reg *reg;  member
639   cache->reg = FRAME_OBSTACK_CALLOC (num_regs, struct dwarf2_frame_state_reg);  in dwarf2_frame_cache()
678   fs->initial.reg = dwarf2_frame_state_copy_regs (&fs->regs);  in dwarf2_frame_cache()
705       dwarf2_frame_init_reg (gdbarch, regnum, &cache->reg[regnum]);  in dwarf2_frame_cache()
738 	if (fs->regs.reg[column].how == DWARF2_FRAME_REG_UNSPECIFIED)  in dwarf2_frame_cache()
740 	    if (cache->reg[regnum].how == DWARF2_FRAME_REG_UNSPECIFIED)  in dwarf2_frame_cache()
747 	  cache->reg[regnum] = fs->regs.reg[column];  in dwarf2_frame_cache()
758 	if (cache->reg[regnum].how == DWARF2_FRAME_REG_RA  in dwarf2_frame_cache()
759 	    || cache->reg[regnum].how == DWARF2_FRAME_REG_RA_OFFSET)  in dwarf2_frame_cache()
762 	      &fs->regs.reg[fs->retaddr_column];  in dwarf2_frame_cache()
775 		if (cache->reg[regnum].how == DWARF2_FRAME_REG_RA)  in dwarf2_frame_cache()
776 		  cache->reg[regnum] = *retaddr_reg;  in dwarf2_frame_cache()
782 		if (cache->reg[regnum].how == DWARF2_FRAME_REG_RA)  in dwarf2_frame_cache()
784 		    cache->reg[regnum].loc.reg = fs->retaddr_column;  in dwarf2_frame_cache()
785 		    cache->reg[regnum].how = DWARF2_FRAME_REG_SAVED_REG;  in dwarf2_frame_cache()
789 		    cache->retaddr_reg.loc.reg = fs->retaddr_column;  in dwarf2_frame_cache()
798       && fs->regs.reg[fs->retaddr_column].how == DWARF2_FRAME_REG_UNDEFINED)  in dwarf2_frame_cache()
830   switch (cache->reg[regnum].how)  in dwarf2_frame_prev_register()
851       *addrp = cache->cfa + cache->reg[regnum].loc.offset;  in dwarf2_frame_prev_register()
864       *realnump = DWARF2_REG_TO_REGNUM (cache->reg[regnum].loc.reg);  in dwarf2_frame_prev_register()
872       *addrp = execute_stack_op (cache->reg[regnum].loc.exp,  in dwarf2_frame_prev_register()
873 				 cache->reg[regnum].exp_len,  in dwarf2_frame_prev_register()
927           CORE_ADDR pc = cache->reg[regnum].loc.offset;  in dwarf2_frame_prev_register()
929           regnum = DWARF2_REG_TO_REGNUM (cache->retaddr_reg.loc.reg);  in dwarf2_frame_prev_register()