qemu-ppc
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PATCH v2 09/14] target/ppc: 405: Alignment exception cleanup


From: Fabiano Rosas
Subject: [PATCH v2 09/14] target/ppc: 405: Alignment exception cleanup
Date: Tue, 18 Jan 2022 15:44:43 -0300

There is no DSISR in the 405. It uses DEAR which we already set
earlier at ppc_cpu_do_unaligned_access.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
---
 target/ppc/excp_helper.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index 9a6f8365d6..d263f20002 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -474,13 +474,6 @@ static void powerpc_excp_40x(PowerPCCPU *cpu, int excp)
     case POWERPC_EXCP_EXTERNAL:  /* External input                           */
         break;
     case POWERPC_EXCP_ALIGN:     /* Alignment exception                      */
-        /* Get rS/rD and rA from faulting opcode */
-        /*
-         * Note: the opcode fields will not be set properly for a
-         * direct store load/store, but nobody cares as nobody
-         * actually uses direct store segments.
-         */
-        env->spr[SPR_DSISR] |= (env->error_code & 0x03FF0000) >> 16;
         break;
     case POWERPC_EXCP_PROGRAM:   /* Program exception                        */
         switch (env->error_code & ~0xF) {
-- 
2.33.1




reply via email to

[Prev in Thread] Current Thread [Next in Thread]