[PULL 09/42] target/ppc: booke: Alignment interrupt cleanup

Cédric Le Goater posted 42 patches 3 years, 12 months ago
Maintainers: Daniel Henrique Barboza <danielhb413@gmail.com>, Laurent Vivier <laurent@vivier.eu>, Greg Kurz <groug@kaod.org>, "Hervé Poussineau" <hpoussin@reactos.org>, David Gibson <david@gibson.dropbear.id.au>, "Cédric Le Goater" <clg@kaod.org>
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[PULL 09/42] target/ppc: booke: Alignment interrupt cleanup
Posted by Cédric Le Goater 3 years, 12 months ago
From: Fabiano Rosas <farosas@linux.ibm.com>

BookE has no DSISR or DAR. The proper registers ESR and DEAR were
already set at this point.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Message-Id: <20220128224018.1228062-9-farosas@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 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 6d86ae04eb8b..dfcb9995b8a2 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -844,13 +844,6 @@ static void powerpc_excp_booke(PowerPCCPU *cpu, int excp)
         }
         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) {
-- 
2.34.1