This is the mail archive of the gdb-patches@sourceware.org mailing list for the GDB project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[rfc] [02/14] Const-correctness fix - m32r-linux-nat.c


Hello,

this patch stops m32r-linux-nat.c supply_gregset from modifying
the contents of the register set pointed to by GREGSETP.

Bye,
Ulrich


ChangeLog:

	* m32r-linux-nat.c (supply_gregset): Do not modify contents
	pointed to by GREGSETP.

diff -urNp gdb-orig/gdb/m32r-linux-nat.c gdb-head/gdb/m32r-linux-nat.c
--- gdb-orig/gdb/m32r-linux-nat.c	2007-04-30 23:02:43.290202950 +0200
+++ gdb-head/gdb/m32r-linux-nat.c	2007-05-01 00:03:24.346158041 +0200
@@ -80,19 +80,23 @@ supply_gregset (elf_gregset_t * gregsetp
 
   for (i = 0; i < M32R_LINUX_NUM_REGS; i++)
     {
+      elf_greg_t regval;
+
       switch (i)
 	{
 	case PSW_REGNUM:
-	  *(regp + regmap[i]) =
-	    ((0x00c1 & bbpsw) << 8) | ((0xc100 & psw) >> 8);
+	  regval = ((0x00c1 & bbpsw) << 8) | ((0xc100 & psw) >> 8);
 	  break;
 	case CBR_REGNUM:
-	  *(regp + regmap[i]) = ((psw >> 8) & 1);
+	  regval = ((psw >> 8) & 1);
+	  break;
+	default:
+	  regval = *(regp + regmap[i]);
 	  break;
 	}
 
       if (i != M32R_SP_REGNUM)
-	regcache_raw_supply (current_regcache, i, regp + regmap[i]);
+	regcache_raw_supply (current_regcache, i, &regval);
       else if (psw & 0x8000)
 	regcache_raw_supply (current_regcache, i, regp + SPU_REGMAP);
       else
-- 
  Dr. Ulrich Weigand
  GNU Toolchain for Linux on System z and Cell BE
  Ulrich.Weigand@de.ibm.com


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]