Re: [Qemu-devel] [PATCH] sparc64: fix helper_st_asi little endian case typo

[Igor Kovalenko <igor.v.kovalenko@gmail.com>]

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On Sun, Jul 12, 2009 at 12:43 AM, Stuart Brady<sdbrady@ntlworld.com> wrote:
> On Sat, Jul 11, 2009 at 10:22:18PM +0400, Igor Kovalenko wrote:
>> It is clear that intention is to byte-swap value to be written, not
>> the target address.
>
> @@ -1949,13 +1949,13 @@ void helper_st_asi(target_ulong addr, ta
>     case 0x89: // Secondary LE
>         switch(size) {
>         case 2:
> -            addr = bswap16(addr);
> +            addr = bswap16(val);
>             ^^^^
> Shouldn't that be 'val = bswap16(val)' (and likewise for the 32-bit and
> 64-bit cases)?  Also needs a 'signed-off-by:'...
>
> Cheers,
> --
> Stuart Brady
>

Thanks, that part I did not runtime-tested.
Not sure if those asi stores are of any use for user-mode emulator.

Please find attached the corrected version.

Signed-off-by: igor.v.kovalenko@gmail.com

-- 
Kind regards,
Igor V. Kovalenko

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Index: qemu-trunk/target-sparc/op_helper.c
===================================================================
--- qemu-trunk.orig/target-sparc/op_helper.c
+++ qemu-trunk/target-sparc/op_helper.c
@@ -1949,13 +1949,13 @@ void helper_st_asi(target_ulong addr, ta
     case 0x89: // Secondary LE
         switch(size) {
         case 2:
-            addr = bswap16(addr);
+            val = bswap16(val);
             break;
         case 4:
-            addr = bswap32(addr);
+            val = bswap32(val);
             break;
         case 8:
-            addr = bswap64(addr);
+            val = bswap64(val);
             break;
         default:
             break;
@@ -2375,13 +2375,13 @@ void helper_st_asi(target_ulong addr, ta
     case 0x89: // Secondary LE
         switch(size) {
         case 2:
-            addr = bswap16(addr);
+            val = bswap16(val);
             break;
         case 4:
-            addr = bswap32(addr);
+            val = bswap32(val);
             break;
         case 8:
-            addr = bswap64(addr);
+            val = bswap64(val);
             break;
         default:
             break;