lightrec: implement clock cache clear on cycle_multiplier change

[pcsx_rearmed.git] / libpcsxcore / lightrec / plugin.c

diff --git a/libpcsxcore/lightrec/plugin.c b/libpcsxcore/lightrec/plugin.c
index 22342fe..0b8e618 100644 (file)
--- a/libpcsxcore/lightrec/plugin.c
+++ b/libpcsxcore/lightrec/plugin.c
@@ -1,4 +1,3 @@
-#include <lightrec.h>
 #include <errno.h>
 #include <stdbool.h>
 #include <stdio.h>
@@ -10,6 +9,8 @@
 #include <sys/mman.h>
 #endif
 
+#include "lightrec.h"
+#include "internals.h"
 #include "../cdrom.h"
 #include "../gpu.h"
 #include "../gte.h"
@@ -335,6 +336,14 @@ static void lightrec_enable_ram(struct lightrec_state *state, bool enable)
 
 static bool lightrec_can_hw_direct(u32 kaddr, bool is_write, u8 size)
 {
+       if (is_write && size != 32) {
+               // force32 so must go through handlers
+               if (0x1f801000 <= kaddr && kaddr < 0x1f801024)
+                       return false;
+               if ((kaddr & 0x1fffff80) == 0x1f801080) // dma
+                       return false;
+       }
+
        switch (size) {
        case 8:
                switch (kaddr) {
@@ -563,7 +572,8 @@ static void lightrec_plugin_execute_block(enum blockExecCaller caller)
 
 static void lightrec_plugin_clear(u32 addr, u32 size)
 {
-       if (addr == 0 && size == UINT32_MAX)
+       if ((addr == 0 && size == UINT32_MAX)
+           || (lightrec_hacks & LIGHTREC_OPT_INV_DMA_ONLY))
                lightrec_invalidate_all(lightrec_state);
        else
                /* size * 4: PCSX uses DMA units */
@@ -592,11 +602,19 @@ static void lightrec_plugin_notify(enum R3000Anote note, void *data)
 
 static void lightrec_plugin_apply_config()
 {
+       static u32 cycles_per_op_old;
        u32 cycle_mult = Config.cycle_multiplier_override && Config.cycle_multiplier == CYCLE_MULT_DEFAULT
                ? Config.cycle_multiplier_override : Config.cycle_multiplier;
-       assert(cycle_mult);
+       u32 cycles_per_op = cycle_mult * 1024 / 100;
+       assert(cycles_per_op);
 
-       lightrec_set_cycles_per_opcode(lightrec_state, cycle_mult * 1024 / 100);
+       if (cycles_per_op_old && cycles_per_op_old != cycles_per_op) {
+               SysPrintf("lightrec: reinit block cache for cycles_per_op %.2f\n",
+                       cycles_per_op / 1024.f);
+               lightrec_plugin_clear_block_caches(lightrec_state);
+       }
+       cycles_per_op_old = cycles_per_op;
+       lightrec_set_cycles_per_opcode(lightrec_state, cycles_per_op);
 }
 
 static void lightrec_plugin_shutdown(void)