[PATCH for-11.1 14/17] target/riscv/debug: Insert breakpoints after migration

Daniel Henrique Barboza <[email protected]>
Newsgroups org.nongnu.qemu-riscv,org.nongnu.qemu-devel
Message-ID <[email protected]>
From: Nicholas Piggin <[email protected]>

After migration, TCG breakpoints should be re-established based
on debug register state.

icount trigger timer in the icount_enabled() path is also missing,
but that path will be removed subsequently so don't bother to fix
it.

Fixes: 577f028694 ("target/riscv: Add itrigger_enabled field to CPURISCVState")
Signed-off-by: Nicholas Piggin <[email protected]>
Reviewed-by: Daniel Henrique Barboza <[email protected]>
---
 target/riscv/tcg/debug.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/target/riscv/tcg/debug.c b/target/riscv/tcg/debug.c
index 56f9ceb042..09d4cc03f9 100644
--- a/target/riscv/tcg/debug.c
+++ b/target/riscv/tcg/debug.c
@@ -1157,6 +1157,20 @@ void riscv_cpu_debug_change_priv(CPURISCVState *env)
 
 void riscv_cpu_debug_post_load(CPURISCVState *env)
 {
+    for (int i = 0; i < env->num_triggers; i++) {
+        int trigger_type = get_trigger_type(env, i);
+
+        switch (trigger_type) {
+        case TRIGGER_TYPE_AD_MATCH:
+            type2_breakpoint_insert(env, i);
+            break;
+        case TRIGGER_TYPE_AD_MATCH6:
+            type6_breakpoint_insert(env, i);
+            break;
+        default:
+            break;
+        }
+    }
     if (!icount_enabled()) {
         env->itrigger_enabled = riscv_itrigger_enabled(env);
     }
-- 
2.43.0
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