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-rw-r--r--target-arm/cpu.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index 5a8cdb5238..8b4323dd08 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -382,6 +382,39 @@ static inline void unset_feature(CPUARMState *env, int feature)
env->features &= ~(1ULL << feature);
}
+static int
+print_insn_thumb1(bfd_vma pc, disassemble_info *info)
+{
+ return print_insn_arm(pc | 1, info);
+}
+
+static void arm_disas_set_info(CPUState *cpu, disassemble_info *info)
+{
+ ARMCPU *ac = ARM_CPU(cpu);
+ CPUARMState *env = &ac->env;
+
+ if (is_a64(env)) {
+ /* We might not be compiled with the A64 disassembler
+ * because it needs a C++ compiler. Leave print_insn
+ * unset in this case to use the caller default behaviour.
+ */
+#if defined(CONFIG_ARM_A64_DIS)
+ info->print_insn = print_insn_arm_a64;
+#endif
+ } else if (env->thumb) {
+ info->print_insn = print_insn_thumb1;
+ } else {
+ info->print_insn = print_insn_arm;
+ }
+ if (env->bswap_code) {
+#ifdef TARGET_WORDS_BIGENDIAN
+ info->endian = BFD_ENDIAN_LITTLE;
+#else
+ info->endian = BFD_ENDIAN_BIG;
+#endif
+ }
+}
+
#define ARM_CPUS_PER_CLUSTER 8
static void arm_cpu_initfn(Object *obj)
@@ -1368,6 +1401,8 @@ static void arm_cpu_class_init(ObjectClass *oc, void *data)
cc->gdb_core_xml_file = "arm-core.xml";
cc->gdb_stop_before_watchpoint = true;
cc->debug_excp_handler = arm_debug_excp_handler;
+
+ cc->disas_set_info = arm_disas_set_info;
}
static void cpu_register(const ARMCPUInfo *info)