From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [6930] target-alpha: bug fix: avoid nop to override next instruction
Date: Sun, 29 Mar 2009 01:04:40 +0000 [thread overview]
Message-ID: <E1LnjS3-00073k-V3@cvs.savannah.gnu.org> (raw)
Revision: 6930
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6930
Author: aurel32
Date: 2009-03-29 01:04:39 +0000 (Sun, 29 Mar 2009)
Log Message:
-----------
target-alpha: bug fix: avoid nop to override next instruction
While searching PC, always store the pc of a new instruction.
Instructions that didn't generate tcg code (such as nop) prevented the next
one to be referenced.
Signed-off-by: Tristan Gingold <gingold@adacore.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-alpha/translate.c
Modified: trunk/target-alpha/translate.c
===================================================================
--- trunk/target-alpha/translate.c 2009-03-29 00:22:12 UTC (rev 6929)
+++ trunk/target-alpha/translate.c 2009-03-29 01:04:39 UTC (rev 6930)
@@ -2379,10 +2379,10 @@
lj++;
while (lj < j)
gen_opc_instr_start[lj++] = 0;
- gen_opc_pc[lj] = ctx.pc;
- gen_opc_instr_start[lj] = 1;
- gen_opc_icount[lj] = num_insns;
}
+ gen_opc_pc[lj] = ctx.pc;
+ gen_opc_instr_start[lj] = 1;
+ gen_opc_icount[lj] = num_insns;
}
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
gen_io_start();
reply other threads:[~2009-03-29 1:04 UTC|newest]
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