target/ppc: Implement watchpoint debug facility for v2.07S

ISA v2.07S introduced the watchpoint facility based on the DAWR0
and DAWRX0 SPRs. Implement this in TCG.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/target/ppc/misc_helper.c b/target/ppc/misc_helper.c
index 0b0f2e59a7..a05bdf78c9 100644
--- a/target/ppc/misc_helper.c
+++ b/target/ppc/misc_helper.c
@@ -204,6 +204,16 @@ void helper_store_ciabr(CPUPPCState *env, target_ulong value)
     ppc_store_ciabr(env, value);
 }
 
+void helper_store_dawr0(CPUPPCState *env, target_ulong value)
+{
+    ppc_store_dawr0(env, value);
+}
+
+void helper_store_dawrx0(CPUPPCState *env, target_ulong value)
+{
+    ppc_store_dawrx0(env, value);
+}
+
 /*
  * DPDES register is shared. Each bit reflects the state of the
  * doorbell interrupt of a thread of the same core.