Introduce sparc_cpu_register_gdb_regs() which we are going
to fill in the next commits.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/sparc/cpu.h     | 1 +
 target/sparc/cpu.c     | 2 ++
 target/sparc/gdbstub.c | 9 +++++++++
 3 files changed, 12 insertions(+)

diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h
index 7169a502432..0139732e4cc 100644
--- a/target/sparc/cpu.h
+++ b/target/sparc/cpu.h
@@ -586,6 +586,7 @@ hwaddr sparc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
 void sparc_cpu_do_interrupt(CPUState *cpu);
 int sparc_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
 int sparc_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
+void sparc_cpu_register_gdb_regs(CPUState *cs);
 G_NORETURN void sparc_cpu_do_unaligned_access(CPUState *cpu, vaddr addr,
                                               MMUAccessType access_type,
                                               int mmu_idx,
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index 3991681d1d1..f58d0298966 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -897,6 +897,8 @@ static void sparc_cpu_realizefn(DeviceState *dev, Error **errp)
         return;
     }
 
+    sparc_cpu_register_gdb_regs(cs);
+
     qemu_init_vcpu(cs);
 
     scc->parent_realize(dev, errp);
diff --git a/target/sparc/gdbstub.c b/target/sparc/gdbstub.c
index 134617fb232..79d661fbc10 100644
--- a/target/sparc/gdbstub.c
+++ b/target/sparc/gdbstub.c
@@ -215,3 +215,12 @@ int sparc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
     return 8;
 #endif
 }
+
+void sparc_cpu_register_gdb_regs(CPUState *cs)
+{
+#if defined(TARGET_ABI32) || !defined(TARGET_SPARC64)
+    /* Not yet supported */
+#else
+    /* Not yet supported */
+#endif
+}
-- 
2.52.0