target-sparc: fix Nucleus quad LDD 128 bit access for windowed registers
Fix register offset calculation when regwptr is used.
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
diff --git a/target-sparc/ldst_helper.c b/target-sparc/ldst_helper.c
index b0600fd..658e7d8 100644
--- a/target-sparc/ldst_helper.c
+++ b/target-sparc/ldst_helper.c
@@ -2059,11 +2059,11 @@
bswap64s(&env->gregs[rd + 1]);
}
} else {
- env->regwptr[rd] = cpu_ldq_nucleus(env, addr);
- env->regwptr[rd + 1] = cpu_ldq_nucleus(env, addr + 8);
+ env->regwptr[rd - 8] = cpu_ldq_nucleus(env, addr);
+ env->regwptr[rd + 1 - 8] = cpu_ldq_nucleus(env, addr + 8);
if (asi == 0x2c) {
- bswap64s(&env->regwptr[rd]);
- bswap64s(&env->regwptr[rd + 1]);
+ bswap64s(&env->regwptr[rd - 8]);
+ bswap64s(&env->regwptr[rd + 1 - 8]);
}
}
break;
@@ -2076,8 +2076,8 @@
env->gregs[rd] = helper_ld_asi(env, addr, asi, 4, 0);
env->gregs[rd + 1] = helper_ld_asi(env, addr + 4, asi, 4, 0);
} else {
- env->regwptr[rd] = helper_ld_asi(env, addr, asi, 4, 0);
- env->regwptr[rd + 1] = helper_ld_asi(env, addr + 4, asi, 4, 0);
+ env->regwptr[rd - 8] = helper_ld_asi(env, addr, asi, 4, 0);
+ env->regwptr[rd + 1 - 8] = helper_ld_asi(env, addr + 4, asi, 4, 0);
}
break;
}