Version bump for last commit. :-)

[rmac] / 6502.c

diff --git a/6502.c b/6502.c
index 89029c1488ed2b328926aa84fd6e345563ddec61..66f2080977e2a0d73a639252a43867c672da9ef9 100644 (file)
--- a/6502.c
+++ b/6502.c
@@ -243,6 +243,7 @@ int d_6502()
        regtab = reg65tab;
        regcheck = reg65check;
        regaccept = reg65accept;
+       used_architectures |= M6502;
 
        return 0;
 }
@@ -423,6 +424,8 @@ badmode:
        DEBUG printf("inf[op][amode]=%d\n", (int)inf[op][amode]);
 #endif
 
+       GENLINENOSYM();
+
        switch (inf[op][amode])
        {
                case A65_IMPL:          // Just leave the instruction
@@ -567,3 +570,52 @@ void m6502obj(int ofd)
        }
 }
 
+
+// Write raw 6502 org'd code.
+// Super copypasta'd from above function
+void m6502raw(int ofd)
+{
+       CHUNK * ch = sect[M6502].scode;
+
+       // If no 6502 code was generated, bail out
+       if ((ch == NULL) || (ch->challoc == 0))
+               return;
+
+       register uint8_t *p = ch->chptr;
+
+       for(uint16_t * l=&orgmap[0][0]; l<currentorg; l+=2)
+       {
+               // Write the segment data
+               uint32_t unused = write(ofd, p + l[0], l[1] - l[0]);
+       }
+}
+
+
+//
+// Generate a C64 .PRG output file
+//
+void m6502c64(int ofd)
+{
+       uint8_t header[2];
+
+       CHUNK * ch = sect[M6502].scode;
+
+       // If no 6502 code was generated, bail out
+       if ((ch == NULL) || (ch->challoc == 0))
+               return;
+
+       if (currentorg != &orgmap[1][0])
+       {
+               // More than one 6502 section created, this is not allowed
+               error("when generating C64 .PRG files only one org section is allowed - aborting");
+               return;
+       }
+
+       SETLE16(header, 0, orgmap[0][0]);
+       register uint8_t * p = ch->chptr;
+
+       // Write header
+       uint32_t unused = write(ofd, header, 2);
+       // Write the data
+       unused = write(ofd, p + orgmap[0][0], orgmap[0][1] - orgmap[0][0]);
+}