accel/tcg: Introduce TCGCPUOps::need_replay_interrupt() handler

In order to make accel/tcg/ target agnostic,
introduce the need_replay_interrupt() handler.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
Message-Id: <20240124101639.30056-7-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
index 3aebf46849f13074b4bdd36dcf6479ccfcbcba4b..34d10eb173699953a9a6c0671fbec02c3f66bb00 100644 (file)
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -771,12 +771,14 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
  * "real" interrupt event later. It does not need to be recorded for
  * replay purposes.
  */
-static inline bool need_replay_interrupt(int interrupt_request)
+static inline bool need_replay_interrupt(CPUState *cpu, int interrupt_request)
 {
 #if defined(TARGET_I386)
     return !(interrupt_request & CPU_INTERRUPT_POLL);
 #else
-    return true;
+    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    return !tcg_ops->need_replay_interrupt
+           || tcg_ops->need_replay_interrupt(interrupt_request);
 #endif
 }
 #endif /* !CONFIG_USER_ONLY */
@@ -864,7 +866,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
 
             if (tcg_ops->cpu_exec_interrupt &&
                 tcg_ops->cpu_exec_interrupt(cpu, interrupt_request)) {
-                if (need_replay_interrupt(interrupt_request)) {
+                if (need_replay_interrupt(cpu, interrupt_request)) {
                     replay_interrupt();
                 }
                 /*

diff --git a/include/hw/core/tcg-cpu-ops.h b/include/hw/core/tcg-cpu-ops.h
index 3ed279836f135ba94323c4f0f3a110ad6857a9b3..013867b890a1dc63753130b28d8334bd2c5eb743 100644 (file)
--- a/include/hw/core/tcg-cpu-ops.h
+++ b/include/hw/core/tcg-cpu-ops.h
@@ -166,6 +166,11 @@ struct TCGCPUOps {
      */
     bool (*io_recompile_replay_branch)(CPUState *cpu,
                                        const TranslationBlock *tb);
+    /**
+     * @need_replay_interrupt: Return %true if @interrupt_request
+     * needs to be recorded for replay purposes.
+     */
+    bool (*need_replay_interrupt)(int interrupt_request);
 #endif /* !CONFIG_USER_ONLY */
 #endif /* NEED_CPU_H */