Fix potential rerandomize loophole

Author: idlechild

src/save.asm

@@ -53,7 +53,7 @@ pre_load_state:
 
     ; Rerandomize
     LDA !sram_save_has_set_rng : BNE .done
-    LDA !sram_rerandomize : AND #$00FF : BEQ .done
+    LDA !sram_rerandomize : BEQ .done
     LDA !CACHED_RANDOM_NUMBER : STA !SRAM_SAVED_RNG
     LDA !FRAME_COUNTER : STA !SRAM_SAVED_FRAME_COUNTER
     LDA !ram_seed_X : STA !sram_seed_X
@@ -95,7 +95,7 @@ post_load_state:
   .rng
     ; Rerandomize
     LDA !sram_save_has_set_rng : BNE .done
-    LDA !sram_rerandomize : AND #$00FF : BEQ .done
+    LDA !sram_rerandomize : BEQ .done
     LDA !SRAM_SAVED_RNG : STA !CACHED_RANDOM_NUMBER
     LDA !SRAM_SAVED_FRAME_COUNTER : STA !FRAME_COUNTER
     LDA !sram_seed_X : STA !ram_seed_X

src/tinystates.asm

@@ -53,7 +53,7 @@ pre_load_state:
 
     ; Rerandomize
     LDA !sram_save_has_set_rng : BNE .done
-    LDA !sram_rerandomize : AND #$00FF : BEQ .done
+    LDA !sram_rerandomize : BEQ .done
     LDA !CACHED_RANDOM_NUMBER : STA !SRAM_SAVED_RNG
     LDA !FRAME_COUNTER : STA !SRAM_SAVED_FRAME_COUNTER
     LDA !ram_seed_X : STA !sram_seed_X
@@ -134,7 +134,7 @@ post_load_state:
   .rng
     ; Rerandomize
     LDA !sram_save_has_set_rng : BNE .done
-    LDA !sram_rerandomize : AND #$00FF : BEQ .done
+    LDA !sram_rerandomize : BEQ .done
     LDA !SRAM_SAVED_RNG : STA !CACHED_RANDOM_NUMBER
     LDA !SRAM_SAVED_FRAME_COUNTER : STA !FRAME_COUNTER
     LDA !sram_seed_X : STA !ram_seed_X