summary refs log tree commit diff stats
path: root/target-sparc
diff options
context:
space:
mode:
authorArtyom Tarasenko <atar4qemu@gmail.com>2016-04-14 21:14:31 +0200
committerMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2016-04-15 09:30:39 +0100
commit01a780d51a3a0851729e1747f3787a0db4d96722 (patch)
tree71e846b0cf3d31981c02917434c90b10078e350d /target-sparc
parentbc8995cafa0c36b9e4be682e9a60d59484b33500 (diff)
downloadfocaccia-qemu-01a780d51a3a0851729e1747f3787a0db4d96722.tar.gz
focaccia-qemu-01a780d51a3a0851729e1747f3787a0db4d96722.zip
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>
Diffstat (limited to 'target-sparc')
-rw-r--r--target-sparc/ldst_helper.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/target-sparc/ldst_helper.c b/target-sparc/ldst_helper.c
index b0600fd24d..658e7d8585 100644
--- a/target-sparc/ldst_helper.c
+++ b/target-sparc/ldst_helper.c
@@ -2059,11 +2059,11 @@ void helper_ldda_asi(CPUSPARCState *env, target_ulong addr, int asi, int rd)
                 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 @@ void helper_ldda_asi(CPUSPARCState *env, target_ulong addr, int asi, int rd)
             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;
     }