Add rX as symbol aliases to IO_X

Core/symbol_hash.c

@@ -44,6 +44,9 @@ const GB_bank_symbol_t *GB_map_find_symbol(GB_symbol_map_t *map, uint16_t addr)
         index--;
     }
     if (index < map->n_symbols) {
+        while (index && map->symbols[index].addr == map->symbols[index - 1].addr) {
+            index--;
+        }
         return &map->symbols[index];
     }
     return NULL;

Misc/registers.sym

@@ -1,67 +1,134 @@
 00:FF00 IO_JOYP
+00:FF00 rJOYP
 00:FF01 IO_SB
+00:FF01 rSB
 00:FF02 IO_SC
+00:FF02 rSC
 00:FF04 IO_DIV
+00:FF04 rDIV
 00:FF05 IO_TIMA
+00:FF05 rTIMA
 00:FF06 IO_TMA
+00:FF06 rTMA
 00:FF07 IO_TAC
+00:FF07 rTAC
 00:FF0F IO_IF
+00:FF0F rIF
 00:FF10 IO_NR10
+00:FF10 rNR10
 00:FF11 IO_NR11
+00:FF11 rNR11
 00:FF12 IO_NR12
+00:FF12 rNR12
 00:FF13 IO_NR13
+00:FF13 rNR13
 00:FF14 IO_NR14
+00:FF14 rNR14
 00:FF16 IO_NR21
+00:FF16 rNR21
 00:FF17 IO_NR22
+00:FF17 rNR22
 00:FF18 IO_NR23
+00:FF18 rNR23
 00:FF19 IO_NR24
+00:FF19 rNR24
 00:FF1A IO_NR30
+00:FF1A rNR30
 00:FF1B IO_NR31
+00:FF1B rNR31
 00:FF1C IO_NR32
+00:FF1C rNR32
 00:FF1D IO_NR33
+00:FF1D rNR33
 00:FF1E IO_NR34
+00:FF1E rNR34
 00:FF20 IO_NR41
+00:FF20 rNR41
 00:FF21 IO_NR42
+00:FF21 rNR42
 00:FF22 IO_NR43
+00:FF22 rNR43
 00:FF23 IO_NR44
+00:FF23 rNR44
 00:FF24 IO_NR50
+00:FF24 rNR50
 00:FF25 IO_NR51
+00:FF25 rNR51
 00:FF26 IO_NR52
+00:FF26 rNR52
 00:FF30 IO_WAV_START
+00:FF30 rWAV_START
 00:FF3F IO_WAV_END
+00:FF3F rWAV_END
 00:FF40 IO_LCDC
+00:FF40 rLCDC
 00:FF41 IO_STAT
+00:FF41 rSTAT
 00:FF42 IO_SCY
+00:FF42 rSCY
 00:FF43 IO_SCX
+00:FF43 rSCX
 00:FF44 IO_LY
+00:FF44 rLY
 00:FF45 IO_LYC
+00:FF45 rLYC
 00:FF46 IO_DMA
+00:FF46 rDMA
 00:FF47 IO_BGP
+00:FF47 rBGP
 00:FF48 IO_OBP0
+00:FF48 rOBP0
 00:FF49 IO_OBP1
+00:FF49 rOBP1
 00:FF4A IO_WY
+00:FF4A rWY
 00:FF4B IO_WX
+00:FF4B rWX
 00:FF4C IO_KEY0
+00:FF4C rKEY0
 00:FF4D IO_KEY1
+00:FF4D rKEY1
 00:FF4F IO_VBK
+00:FF4F rVBK
 00:FF50 IO_BANK
+00:FF50 rBANK
 00:FF51 IO_HDMA1
+00:FF51 rHDMA1
 00:FF52 IO_HDMA2
+00:FF52 rHDMA2
 00:FF53 IO_HDMA3
+00:FF53 rHDMA3
 00:FF54 IO_HDMA4
+00:FF54 rHDMA4
 00:FF55 IO_HDMA5
+00:FF55 rHDMA5
 00:FF56 IO_RP
+00:FF56 rRP
 00:FF68 IO_BGPI
+00:FF68 rBGPI
 00:FF69 IO_BGPD
+00:FF69 rBGPD
 00:FF6A IO_OBPI
+00:FF6A rOBPI
 00:FF6B IO_OBPD
+00:FF6B rOBPD
 00:FF6C IO_OPRI
+00:FF6C rOPRI
 00:FF70 IO_SVBK
+00:FF70 rSVBK
 00:FF71 IO_PSM
+00:FF71 rPSM
 00:FF72 IO_PSWX
+00:FF72 rPSWX
 00:FF73 IO_PSWY
+00:FF73 rPSWY
 00:FF74 IO_PSW
+00:FF74 rPSW
 00:FF75 IO_UNKNOWN5
+00:FF75 rUNKNOWN5
 00:FF76 IO_PCM12
+00:FF76 rPCM12
 00:FF77 IO_PCM34
+00:FF77 rPCM34
 00:FFFF IO_IE
+00:FFFF rIE