gcc/gcc/function.c

31    but it can also be done in the reload pass when a pseudo-register does
1254   rtx pseudo;
1265 /* If a pseudo represents an initial hard reg (or expression), return
1278     if (rtx_equal_p (ivs->entries[i].pseudo, reg))
1284 /* Make sure that there's a pseudo register of mode MODE that stores the
1285    initial value of hard register REGNO.  Return an rtx for such a pseudo.  */
1315   ivs->entries[ivs->num_entries].pseudo = gen_reg_rtx (mode);
1317   return ivs->entries[ivs->num_entries++].pseudo;
1320 /* See if get_hard_reg_initial_val has been used to create a pseudo
1322    the associated pseudo if so, otherwise return NULL.  */
1335 	return ivs->entries[i].pseudo;
1352     emit_move_insn (ivs->entries[i].pseudo, ivs->entries[i].hard_reg);
1370   *preg = ivs->entries[i].pseudo;
1585 	 to the generic case is avoiding a new pseudo and eliminating a
2131 /* Return true if we should assign DECL a pseudo register; false if it
2337 	  /* If this arg must go in memory, put it in a pseudo here.
3022 /* A subroutine of assign_parms.  Allocate a pseudo to hold the current
3090 	 clobber parameters which haven't been copied to pseudo
3116 	     force it into a pseudo, otherwise combiner might extend
3165 	 pseudo reg, and save the conversion until after all
3254      copied to a pseudo-reg.  If the arg pointer is a pseudo reg or the
3819   /* If scalar return value was computed in a pseudo-reg, or was a named
3842 	     temporary pseudo.  */
4268    allocation since that will clobber the pseudo-regs to hard
5042       /* Compute the return values into a pseudo reg, which we will copy
5054 	  /* In order to figure out what mode to use for the pseudo, we
5231   /* In case we do use pseudo to return value, clobber it too.  */
5362   /* If scalar return value was computed in a pseudo-reg, or was a named
5425 	     on a pseudo and not the hard register.  */
6593    they represent two separate values, so they will get different pseudo
6595    per the constraints, but use different pseudo registers, reload can
6605    reload as matching (in which case the pseudo could go to memory just