//
-// RMAC - Reboot's Macro Assembler for the Atari Jaguar Console System
+// RMAC - Reboot's Macro Assembler for all Atari computers
// SECT.H - Code Generation, Fixups and Section Management
-// Copyright (C) 199x Landon Dyer, 2017 Reboot and Friends
+// Copyright (C) 199x Landon Dyer, 2011-2017 Reboot and Friends
// RMAC derived from MADMAC v1.07 Written by Landon Dyer, 1986
// Source utilised with the kind permission of Landon Dyer
//
// Macros to deposit code in the current section
// D_rword deposits a "6502" format (low, high) word (01).
-// D_rlong deposits a MWC "canonical byte order" longword (2301).
#define D_byte(b) {*chptr++=(uint8_t)(b); sloc++; ch_size++; \
if(orgactive) orgaddr++;}
#define D_word(w) {chcheck(2);*chptr++=(uint8_t)((w)>>8); \
*chptr++=(uint8_t)((lw)>>8); \
*chptr++=(uint8_t)(lw); \
sloc += 4; ch_size += 4; if(orgactive) orgaddr += 4;}
-#define D_rword(w) {*chptr++=(uint8_t)w; *chptr++=(uint8_t)(w>>8); \
+#define D_rword(w) {*chptr++=(uint8_t)(w); *chptr++=(uint8_t)((w)>>8); \
sloc+=2; ch_size+=2;if(orgactive) orgaddr += 2;}
-//#define D_rlong(lw) {*chptr++=(uint8_t)(lw>>16);*chptr++=(uint8_t)(lw>>24);\
-// *chptr++=(uint8_t)lw;*chptr++=(uint8_t)(lw>>8); \
-// sloc+=4; ch_size += 4;if(orgactive) orgaddr += 4;}
// Fill n bytes with zeroes
#define D_ZEROFILL(n) {memset(chptr, 0, n); chptr+=n; sloc+=n; ch_size+=n;\
if (orgactive) orgaddr+=n;}
// token.L expression list
// (etc)
// ENDEXPR.L (end of expression)
-#define FUMASK 007 // Mask for fixup cases:
-#define FU_QUICK 000 // Fixup 3-bit quick instr field
-#define FU_BYTE 001 // Fixup byte
-#define FU_WORD 002 // Fixup word
-#define FU_WBYTE 003 // Fixup byte (at loc+1)
-#define FU_LONG 004 // Fixup long
-#define FU_BBRA 005 // Fixup byte branch
-#define FU_6BRA 007 // Fixup 6502-format branch offset
-#define FU_BYTEH 050 // Fixup 6502 high byte of immediate word
-#define FU_BYTEL 051 // Fixup 6502 low byte of immediate word
-#define FU_SEXT 010 // Ok to sign extend
-#define FU_PCREL 020 // Subtract PC first
-#define FU_EXPR 040 // Expression (not symbol) follows
+#define FUMASK 0x000F // Mask for fixup cases:
+#define FU_QUICK 0x0000 // Fixup 3-bit quick instruction field
+#define FU_BYTE 0x0001 // Fixup byte
+#define FU_WORD 0x0002 // Fixup word
+#define FU_WBYTE 0x0003 // Fixup byte (at loc+1)
+#define FU_LONG 0x0004 // Fixup long
+#define FU_BBRA 0x0005 // Fixup byte branch
+#define FU_6BRA 0x0007 // Fixup 6502-format branch offset
+#define FU_BYTEH 0x0008 // Fixup 6502 high byte of immediate word
+#define FU_BYTEL 0x0009 // Fixup 6502 low byte of immediate word
+
+#define FU_SEXT 0x0010 // Ok to sign extend
+#define FU_PCREL 0x0020 // Subtract PC first
+#define FU_EXPR 0x0040 // Expression (not symbol) follows
#define FU_GLOBAL 0x0080 // Mark global symbol
CHUNK * sfix; // Last fixup chunk
};
+// 680x0 defines
+#define CPU_68000 1
+#define CPU_68020 2
+#define CPU_68030 4
+#define CPU_68040 8
+#define CPU_68060 16
+#define FPU_NONE 0
+#define FPU_68881 1
+#define FPU_68882 2
+#define FPU_68040 4
+
+// Helper macros to test for active CPU
+#define CHECK00 if (activecpu == CPU_68000) return error(unsupport)
+#define CHECK20 if (activecpu == CPU_68020) return error(unsupport)
+#define CHECK30 if (activecpu == CPU_68030) return error(unsupport)
+#define CHECK40 if (activecpu == CPU_68040) return error(unsupport)
+#define CHECK60 if (activecpu == CPU_68060) return error(unsupport)
+#define CHECKNO00 if (activecpu != CPU_68000) return error(unsupport)
+#define CHECKNO20 if (activecpu != CPU_68020) return error(unsupport)
+#define CHECKNO30 if (activecpu != CPU_68030) return error(unsupport)
+#define CHECKNO40 if (activecpu != CPU_68040) return error(unsupport)
+#define CHECKNO60 if (activecpu != CPU_68060) return error(unsupport)
+
+
// Globals, external etc
extern uint32_t sloc;
extern uint16_t scattr;