sinclair: Reset caches after loading a saved state. (#12700)

Updated sinclair/specnext_sprites.cpp, sinclair/sprinter.cpp and sinclair/tsconf.cpp.

src/mame/sinclair/specnext_sprites.cpp

@@ -317,6 +317,11 @@ void specnext_sprites_device::device_reset()
 	update_config();
 }
 
+void specnext_sprites_device::device_post_load()
+{
+	m_sprites_cache.clear();
+}
+
 
 // device type definition
 DEFINE_DEVICE_TYPE(SPECNEXT_SPRITES, specnext_sprites_device, "sprites", "Spectrum Next Sprites")

src/mame/sinclair/specnext_sprites.h

@@ -44,6 +44,7 @@ protected:
 	virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
 	virtual void device_start() override ATTR_COLD;
 	virtual void device_reset() override ATTR_COLD;
+	virtual void device_post_load() override ATTR_COLD;
 
 	memory_share_creator<u8> m_sprite_pattern_ram;
 	memory_share_creator<u8> m_sprite_attr_ram;

src/mame/sinclair/sprinter.cpp

@@ -108,9 +108,10 @@ public:
 	INPUT_CHANGED_MEMBER(turbo_changed);
 
 protected:
-	virtual void machine_start() override;
-	virtual void machine_reset() override;
-	virtual void video_start() override;
+	virtual void machine_start() override ATTR_COLD;
+	virtual void machine_reset() override ATTR_COLD;
+	virtual void video_start() override ATTR_COLD;
+	virtual void device_post_load() override ATTR_COLD;
 
 	void map_io(address_map &map);
 	void map_mem(address_map &map);
@@ -1416,6 +1417,12 @@ void sprinter_state::machine_reset()
 		update_memory();
 }
 
+void sprinter_state::device_post_load()
+{
+	spectrum_128_state::device_post_load();
+	m_ints.clear();
+}
+
 static const gfx_layout sprinter_charlayout =
 {
 	8, 8,            // 8 x 8 characters

src/mame/sinclair/tsconf.cpp

@@ -237,6 +237,12 @@ void tsconf_state::machine_reset()
 	while (m_keyboard->read() != 0) { /* invalidate buffer */ }
 }
 
+void tsconf_state::device_post_load()
+{
+	spectrum_128_state::device_post_load();
+	m_sprites_cache.clear();
+}
+
 INPUT_PORTS_START( tsconf )
 	PORT_INCLUDE( spec_plus )
 

src/mame/sinclair/tsconf.h

@@ -54,6 +54,7 @@ protected:
 	virtual void video_start() override ATTR_COLD;
 	virtual void machine_start() override ATTR_COLD;
 	virtual void machine_reset() override ATTR_COLD;
+	virtual void device_post_load() override ATTR_COLD;
 
 	virtual TIMER_CALLBACK_MEMBER(irq_off) override;
 	TIMER_CALLBACK_MEMBER(irq_frame);