reload1.c (choose_reload_regs): Don't set byte offset when resolving subregs of hard regs.

2006-12-04  Rask Ingemann Lambertsen  <rask@sygehus.dk>

	* reload1.c (choose_reload_regs): Don't set byte offset when
	resolving subregs of hard regs.

From-SVN: r119705

gcc/ChangeLog

+2006-12-10  Rask Ingemann Lambertsen  <rask@sygehus.dk>
+
+	* reload1.c (choose_reload_regs): Don't set byte offset when
+	resolving subregs of hard regs.
+
 2006-12-09  Zack Weinberg  <zackw@panix.com>
 
 	* c-opts.c (c_common_parse_file): Unconditionally give a warning,

gcc/reload1.c

@@ -5622,10 +5622,11 @@ choose_reload_regs (struct insn_chain *chain)
 	      else if (GET_CODE (rld[r].in_reg) == SUBREG
 		       && REG_P (SUBREG_REG (rld[r].in_reg)))
 		{
-		  byte = SUBREG_BYTE (rld[r].in_reg);
 		  regno = REGNO (SUBREG_REG (rld[r].in_reg));
 		  if (regno < FIRST_PSEUDO_REGISTER)
 		    regno = subreg_regno (rld[r].in_reg);
+		  else
+		    byte = SUBREG_BYTE (rld[r].in_reg);
 		  mode = GET_MODE (rld[r].in_reg);
 		}
 #ifdef AUTO_INC_DEC