[PATCH 19/29] tcg_funcs: Add tb_check_watchpoint to TCGModuleOps

[Gerd Hoffmann <kraxel@redhat.com>]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 include/exec/translate-all.h | 1 -
 include/tcg/tcg-module.h     | 2 +-
 accel/tcg/tcg-module.c       | 5 +++++
 accel/tcg/translate-all.c    | 3 ++-
 softmmu/physmem.c            | 2 +-
 5 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/include/exec/translate-all.h b/include/exec/translate-all.h
index f313542cdae1..fa9cebd56c60 100644
--- a/include/exec/translate-all.h
+++ b/include/exec/translate-all.h
@@ -29,7 +29,6 @@ void page_collection_unlock(struct page_collection *set);
 void tb_invalidate_phys_page_fast(struct page_collection *pages,
                                   tb_page_addr_t start, int len,
                                   uintptr_t retaddr);
-void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr);
 
 #ifdef CONFIG_USER_ONLY
 int page_unprotect(target_ulong address, uintptr_t pc);
diff --git a/include/tcg/tcg-module.h b/include/tcg/tcg-module.h
index 6069b056f91f..645e8eb39e71 100644
--- a/include/tcg/tcg-module.h
+++ b/include/tcg/tcg-module.h
@@ -15,7 +15,7 @@ struct TCGModuleOps {
     void (*tcg_exec_realizefn)(CPUState *cpu, Error **errp);
     void (*tb_flush)(CPUState *cpu);
     void (*tb_invalidate_phys_range)(tb_page_addr_t start, tb_page_addr_t end);
-
+    void (*tb_check_watchpoint)(CPUState *cpu, uintptr_t retaddr);
 };
 extern struct TCGModuleOps tcg;
 
diff --git a/accel/tcg/tcg-module.c b/accel/tcg/tcg-module.c
index dfd7d3bbc2e0..ea0c2a160a97 100644
--- a/accel/tcg/tcg-module.c
+++ b/accel/tcg/tcg-module.c
@@ -29,6 +29,10 @@ static void tb_invalidate_phys_range_stub(tb_page_addr_t start, tb_page_addr_t e
 {
 }
 
+static void tb_check_watchpoint_stub(CPUState *cpu, uintptr_t retaddr)
+{
+}
+
 struct TCGModuleOps tcg = {
     .tlb_flush = update_cpu_stub,
     .tlb_flush_page = tlb_flush_page_stub,
@@ -40,4 +44,5 @@ struct TCGModuleOps tcg = {
     .tcg_exec_unrealizefn = update_cpu_stub,
     .tb_flush = update_cpu_stub,
     .tb_invalidate_phys_range = tb_invalidate_phys_range_stub,
+    .tb_check_watchpoint = tb_check_watchpoint_stub,
 };
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index e71e58aff9e7..57129bbeb791 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -1910,7 +1910,7 @@ static bool tb_invalidate_phys_page(tb_page_addr_t addr, uintptr_t pc)
 #endif
 
 /* user-mode: call with mmap_lock held */
-void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr)
+static void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr)
 {
     TranslationBlock *tb;
 
@@ -2439,6 +2439,7 @@ static void tcg_module_ops_tb(void)
 {
     tcg.tb_flush = tb_flush;
     tcg.tb_invalidate_phys_range = tb_invalidate_phys_range;
+    tcg.tb_check_watchpoint = tb_check_watchpoint;
 }
 
 type_init(tcg_module_ops_tb);
diff --git a/softmmu/physmem.c b/softmmu/physmem.c
index f2301f4445cc..634500fd3b7b 100644
--- a/softmmu/physmem.c
+++ b/softmmu/physmem.c
@@ -937,7 +937,7 @@ void cpu_check_watchpoint(CPUState *cpu, vaddr addr, vaddr len,
                 cpu->watchpoint_hit = wp;
 
                 mmap_lock();
-                tb_check_watchpoint(cpu, ra);
+                tcg.tb_check_watchpoint(cpu, ra);
                 if (wp->flags & BP_STOP_BEFORE_ACCESS) {
                     cpu->exception_index = EXCP_DEBUG;
                     mmap_unlock();
-- 
2.31.1