PushSegments (0);
/* Identify the compiler version */
- AddDataLine ("; File generated by cc65 v %u.%u.%u",
- VER_MAJOR, VER_MINOR, VER_PATCH);
+ AddTextLine (";");
+ AddTextLine ("; File generated by cc65 v %u.%u.%u",
+ VER_MAJOR, VER_MINOR, VER_PATCH);
+ AddTextLine (";");
/* Insert some object file options */
- AddDataLine (".fopt\t\tcompiler,\"cc65 v %u.%u.%u\"",
- VER_MAJOR, VER_MINOR, VER_PATCH);
+ AddTextLine ("\t.fopt\t\tcompiler,\"cc65 v %u.%u.%u\"",
+ VER_MAJOR, VER_MINOR, VER_PATCH);
/* If we're producing code for some other CPU, switch the command set */
if (CPU == CPU_65C02) {
- AddDataLine (".pc02");
+ AddTextLine ("\t.pc02");
}
/* Allow auto import for runtime library routines */
- AddDataLine (".autoimport\ton");
+ AddTextLine ("\t.autoimport\ton");
/* Switch the assembler into case sensitive mode */
- AddDataLine (".case\t\ton");
+ AddTextLine ("\t.case\t\ton");
/* Tell the assembler if we want to generate debug info */
- AddDataLine (".debuginfo\t%s", (DebugInfo != 0)? "on" : "off");
+ AddTextLine ("\t.debuginfo\t%s", (DebugInfo != 0)? "on" : "off");
/* Import the stack pointer for direct auto variable access */
- AddDataLine (".importzp\tsp, sreg, regsave, regbank, tmp1, ptr1");
+ AddTextLine ("\t.importzp\tsp, sreg, regsave, regbank, tmp1, ptr1");
/* Define long branch macros */
- AddDataLine (".macpack\tlongbranch");
+ AddTextLine ("\t.macpack\tlongbranch");
+}
+
+
+
+void g_fileinfo (const char* Name, unsigned long Size, unsigned long MTime)
+/* If debug info is enabled, place a file info into the source */
+{
+ if (DebugInfo) {
+ AddTextLine ("\t.dbg\t\tfile, \"%s\", %lu, %lu", Name, Size, MTime);
+ }
}
+static void OutputDataLine (DataSeg* S, const char* Format, ...)
+/* Add a line to the current data segment */
+{
+ va_list ap;
+ va_start (ap, Format);
+ AddDataEntry (S, Format, ap);
+ va_end (ap);
+}
+
+
+
+void g_segname (segment_t Seg, const char* Name)
+/* Set the name of a segment */
+{
+ DataSeg* S;
+
+ /* Remember the new name */
+ NewSegName (Seg, Name);
+
+ /* Emit a segment directive for the data style segments */
+ switch (Seg) {
+ case SEG_RODATA: S = CS->ROData; break;
+ case SEG_DATA: S = CS->Data; break;
+ case SEG_BSS: S = CS->BSS; break;
+ default: S = 0; break;
+ }
+ if (S) {
+ OutputDataLine (S, ".segment\t\"%s\"", Name);
+ }
+}
+
+
+
/*****************************************************************************/
-/* Code */
+/* Code */
/*****************************************************************************/
/* Export the given label */
{
if (ZP) {
- AddDataLine ("\t.exportzp\t_%s", Name);
+ AddTextLine ("\t.exportzp\t_%s", Name);
} else {
- AddDataLine ("\t.export\t\t_%s", Name);
+ AddTextLine ("\t.export\t\t_%s", Name);
}
}
/* Import the given label */
{
if (ZP) {
- AddDataLine ("\t.importzp\t_%s", Name);
+ AddTextLine ("\t.importzp\t_%s", Name);
} else {
- AddDataLine ("\t.import\t\t_%s", Name);
+ AddTextLine ("\t.import\t\t_%s", Name);
}
}
-void g_leave (int flags, int val)
+void g_leave (void)
/* Function epilogue */
{
- int k;
- char buf [40];
-
- /* CF_REG is set if we're returning a value from the function */
- if ((flags & CF_REG) == 0) {
- AddCodeHint ("x:-");
- AddCodeHint ("a:-");
- }
-
/* How many bytes of locals do we have to drop? */
- k = -oursp;
+ int k = -oursp;
/* If we didn't have a variable argument list, don't call leave */
if (funcargs >= 0) {
- /* Load a function return code if needed */
- if ((flags & CF_CONST) != 0) {
- g_getimmed (flags, val, 0);
- }
-
- /* Drop stackframe or leave with rts */
+ /* Drop stackframe if needed */
k += funcargs;
- if (k == 0) {
- AddCodeHint ("y:-"); /* Y register no longer used */
- AddCodeLine ("rts");
- } else if (k <= 8) {
- AddCodeHint ("y:-"); /* Y register no longer used */
- AddCodeLine ("jmp incsp%d", k);
- } else {
- CheckLocalOffs (k);
- ldyconst (k);
- AddCodeLine ("jmp addysp");
+ if (k > 0) {
+ if (k <= 8) {
+ AddCodeLine ("jsr incsp%d", k);
+ } else {
+ CheckLocalOffs (k);
+ ldyconst (k);
+ AddCodeLine ("jsr addysp");
+ }
}
} else {
- strcpy (buf, "\tjmp\tleave");
- if (k) {
+ if (k == 0) {
+ /* Nothing to drop */
+ AddCodeLine ("jsr leave");
+ } else {
/* We've a stack frame to drop */
ldyconst (k);
- strcat (buf, "y");
- } else {
- /* Y register no longer used */
- AddCodeHint ("y:-");
+ AddCodeLine ("jsr leavey");
}
- if (flags & CF_CONST) {
- if ((flags & CF_TYPE) != CF_LONG) {
- /* Constant int sized value given for return code */
- if (val == 0) {
- /* Special case: return 0 */
- strcat (buf, "00");
- } else if (((val >> 8) & 0xFF) == 0) {
- /* Special case: constant with high byte zero */
- ldaconst (val); /* Load low byte */
- strcat (buf, "0");
- } else {
- /* Others: arbitrary constant value */
- g_getimmed (flags, val, 0); /* Load value */
- }
- } else {
- /* Constant long value: No shortcut possible */
- g_getimmed (flags, val, 0);
- }
- }
-
- /* Output the jump */
- AddCodeLine (buf);
}
+
+ /* Add the final rts */
+ AddCodeLine ("rts");
}
-void g_getimmed (unsigned flags, unsigned long val, unsigned offs)
+void g_getimmed (unsigned Flags, unsigned long Val, unsigned Offs)
/* Load a constant into the primary register */
{
- if ((flags & CF_CONST) != 0) {
+ unsigned char B1, B2, B3, B4;
+ unsigned Done;
+
+
+ if ((Flags & CF_CONST) != 0) {
/* Numeric constant */
- switch (flags & CF_TYPE) {
+ switch (Flags & CF_TYPE) {
case CF_CHAR:
- if ((flags & CF_FORCECHAR) != 0) {
- ldaconst (val);
+ if ((Flags & CF_FORCECHAR) != 0) {
+ ldaconst (Val);
break;
}
/* FALL THROUGH */
case CF_INT:
- ldxconst ((val >> 8) & 0xFF);
- ldaconst (val & 0xFF);
+ ldxconst ((Val >> 8) & 0xFF);
+ ldaconst (Val & 0xFF);
break;
case CF_LONG:
- if (val < 0x100) {
- AddCodeLine ("ldx #$00");
- AddCodeLine ("stx sreg+1");
- AddCodeLine ("stx sreg");
- AddCodeLine ("lda #$%02X", (unsigned char) val);
- } else if ((val & 0xFFFF00FF) == 0) {
- AddCodeLine ("lda #$00");
- AddCodeLine ("sta sreg+1");
- AddCodeLine ("sta sreg");
- AddCodeLine ("ldx #$%02X", (unsigned char) (val >> 8));
- } else if ((val & 0xFFFF0000) == 0 && CodeSizeFactor > 140) {
- AddCodeLine ("lda #$00");
- AddCodeLine ("sta sreg+1");
- AddCodeLine ("sta sreg");
- AddCodeLine ("lda #$%02X", (unsigned char) val);
- AddCodeLine ("ldx #$%02X", (unsigned char) (val >> 8));
- } else if ((val & 0xFFFFFF00) == 0xFFFFFF00) {
- AddCodeLine ("ldx #$FF");
- AddCodeLine ("stx sreg+1");
- AddCodeLine ("stx sreg");
- if ((val & 0xFF) == 0xFF) {
- AddCodeLine ("txa");
- } else {
- AddCodeLine ("lda #$%02X", (unsigned char) val);
- }
- } else if ((val & 0xFFFF00FF) == 0xFFFF00FF) {
- AddCodeLine ("lda #$FF");
- AddCodeLine ("sta sreg+1");
- AddCodeLine ("sta sreg");
- AddCodeLine ("ldx #$%02X", (unsigned char) (val >> 8));
- } else {
- /* Call a subroutine that will load following value */
- AddCodeLine ("jsr ldeax");
- AddCodeLine (".dword $%08lX", val & 0xFFFFFFFF);
- }
+ /* Split the value into 4 bytes */
+ B1 = (unsigned char) (Val >> 0);
+ B2 = (unsigned char) (Val >> 8);
+ B3 = (unsigned char) (Val >> 16);
+ B4 = (unsigned char) (Val >> 24);
+
+ /* Remember which bytes are done */
+ Done = 0;
+
+ /* Load the value */
+ AddCodeLine ("ldx #$%02X", B2);
+ Done |= 0x02;
+ if (B2 == B3) {
+ AddCodeLine ("stx sreg");
+ Done |= 0x04;
+ }
+ if (B2 == B4) {
+ AddCodeLine ("stx sreg+1");
+ Done |= 0x08;
+ }
+ if ((Done & 0x04) == 0 && B1 != B3) {
+ AddCodeLine ("lda #$%02X", B3);
+ AddCodeLine ("sta sreg");
+ Done |= 0x04;
+ }
+ if ((Done & 0x08) == 0 && B1 != B4) {
+ AddCodeLine ("lda #$%02X", B4);
+ AddCodeLine ("sta sreg+1");
+ Done |= 0x08;
+ }
+ AddCodeLine ("lda #$%02X", B1);
+ Done |= 0x01;
+ if ((Done & 0x04) == 0) {
+ CHECK (B1 == B3);
+ AddCodeLine ("sta sreg");
+ }
+ if ((Done & 0x08) == 0) {
+ CHECK (B1 == B4);
+ AddCodeLine ("sta sreg+1");
+ }
break;
default:
- typeerror (flags);
+ typeerror (Flags);
break;
}
} else {
/* Some sort of label */
- const char* Label = GetLabelName (flags, val, offs);
+ const char* Label = GetLabelName (Flags, Val, Offs);
/* Load the address into the primary */
AddCodeLine ("lda #<(%s)", Label);
AddCodeLine ("lda %s", lbuf); /* load A from the label */
if (!(flags & CF_UNSIGNED)) {
/* Must sign extend */
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel ();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dex");
- AddCodeHint ("x:!"); /* X is invalid now */
+ g_defcodelabel (L);
}
}
break;
AddCodeLine ("lda (sp),y");
}
} else {
- if (offs == 0) {
- AddCodeLine ("ldx #$00");
- AddCodeLine ("lda (sp,x)");
- } else {
- ldyconst (offs);
- AddCodeLine ("ldx #$00");
- AddCodeLine ("lda (sp),y");
- }
+ ldyconst (offs);
+ AddCodeLine ("ldx #$00");
+ AddCodeLine ("lda (sp),y");
if ((flags & CF_UNSIGNED) == 0) {
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dex");
- AddCodeHint ("x:!"); /* X is invalid now */
+ g_defcodelabel (L);
}
}
break;
}
} else {
if (flags & CF_UNSIGNED) {
- if (CodeSizeFactor > 250) {
+ if (CodeSizeFactor > 330) {
AddCodeLine ("sta ptr1");
AddCodeLine ("stx ptr1+1");
+ AddCodeLine ("ldy #$00");
AddCodeLine ("ldx #$00");
- AddCodeLine ("lda (ptr1,x)");
+ AddCodeLine ("lda (ptr1),y");
} else {
AddCodeLine ("jsr ldaui");
}
ldaconst (offs); /* Load A with offset value */
AddCodeLine ("jsr leaasp"); /* Load effective address */
} else {
+ unsigned L = GetLocalLabel ();
if (CPU == CPU_65C02 && offs == 1) {
AddCodeLine ("lda sp");
AddCodeLine ("ldx sp+1");
AddCodeLine ("ina");
- AddCodeLine ("bne *+3");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("inx");
- AddCodeHint ("x:!"); /* Invalidate X */
} else {
ldaconst (offs);
AddCodeLine ("clc");
AddCodeLine ("ldx sp+1");
AddCodeLine ("adc sp");
- AddCodeLine ("bcc *+3");
+ AddCodeLine ("bcc %s", LocalLabelName (L));
AddCodeLine ("inx");
- AddCodeHint ("x:!"); /* Invalidate X */
}
+ g_defcodelabel (L);
}
}
}
/* Add the value of the stackpointer */
if (CodeSizeFactor > 250) {
+ unsigned L = GetLocalLabel();
AddCodeLine ("ldx sp+1");
AddCodeLine ("clc");
AddCodeLine ("adc sp");
- AddCodeLine ("bcc *+3");
+ AddCodeLine ("bcc %s", LocalLabelName (L));
AddCodeLine ("inx");
- AddCodeHint ("x:!"); /* Invalidate X */
+ g_defcodelabel (L);
} else {
AddCodeLine ("jsr leaasp");
}
void g_addlocal (unsigned flags, int offs)
/* Add a local variable to ax */
{
+ unsigned L;
+
/* Correct the offset and check it */
offs -= oursp;
CheckLocalOffs (offs);
switch (flags & CF_TYPE) {
case CF_CHAR:
+ L = GetLocalLabel();
AddCodeLine ("ldy #$%02X", offs & 0xFF);
AddCodeLine ("clc");
AddCodeLine ("adc (sp),y");
- AddCodeLine ("bcc *+3");
+ AddCodeLine ("bcc %s", LocalLabelName (L));
AddCodeLine ("inx");
- AddCodeHint ("x:!");
+ g_defcodelabel (L);
break;
case CF_INT:
void g_addstatic (unsigned flags, unsigned long label, unsigned offs)
/* Add a static variable to ax */
{
+ unsigned L;
+
/* Create the correct label name */
char* lbuf = GetLabelName (flags, label, offs);
switch (flags & CF_TYPE) {
case CF_CHAR:
+ L = GetLocalLabel();
AddCodeLine ("clc");
AddCodeLine ("adc %s", lbuf);
- AddCodeLine ("bcc *+3");
+ AddCodeLine ("bcc %s", LocalLabelName (L));
AddCodeLine ("inx");
- AddCodeHint ("x:!");
+ g_defcodelabel (L);
break;
case CF_INT:
AddCodeLine ("sta %s", lbuf);
}
if ((flags & CF_UNSIGNED) == 0) {
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dex");
- AddCodeHint ("x:!"); /* Invalidate X */
+ g_defcodelabel (L);
}
break;
}
case CF_CHAR:
if (flags & CF_FORCECHAR) {
- if (offs == 0) {
- AddCodeLine ("ldx #$00");
- if (flags & CF_CONST) {
- AddCodeLine ("clc");
- AddCodeLine ("lda #$%02X", (int)(val & 0xFF));
- AddCodeLine ("adc (sp,x)");
- AddCodeLine ("sta (sp,x)");
- } else {
- AddCodeLine ("clc");
- AddCodeLine ("adc (sp,x)");
- AddCodeLine ("sta (sp,x)");
- }
- } else {
- ldyconst (offs);
- AddCodeLine ("ldx #$00");
- if (flags & CF_CONST) {
- AddCodeLine ("clc");
- AddCodeLine ("lda #$%02X", (int)(val & 0xFF));
- AddCodeLine ("adc (sp),y");
- AddCodeLine ("sta (sp),y");
- } else {
- AddCodeLine ("clc");
- AddCodeLine ("adc (sp),y");
- AddCodeLine ("sta (sp),y");
- }
- }
+ ldyconst (offs);
+ AddCodeLine ("ldx #$00");
+ if (flags & CF_CONST) {
+ AddCodeLine ("clc");
+ AddCodeLine ("lda #$%02X", (int)(val & 0xFF));
+ AddCodeLine ("adc (sp),y");
+ AddCodeLine ("sta (sp),y");
+ } else {
+ AddCodeLine ("clc");
+ AddCodeLine ("adc (sp),y");
+ AddCodeLine ("sta (sp),y");
+ }
if ((flags & CF_UNSIGNED) == 0) {
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dex");
- AddCodeHint ("x:!"); /* Invalidate X */
+ g_defcodelabel (L);
}
break;
}
case CF_CHAR:
AddCodeLine ("sta ptr1");
AddCodeLine ("stx ptr1+1");
- if (offs == 0) {
- AddCodeLine ("ldx #$00");
- AddCodeLine ("lda #$%02X", (int)(val & 0xFF));
- AddCodeLine ("clc");
- AddCodeLine ("adc (ptr1,x)");
- AddCodeLine ("sta (ptr1,x)");
- } else {
- AddCodeLine ("ldy #$%02X", offs);
- AddCodeLine ("ldx #$00");
- AddCodeLine ("lda #$%02X", (int)(val & 0xFF));
- AddCodeLine ("clc");
- AddCodeLine ("adc (ptr1),y");
- AddCodeLine ("sta (ptr1),y");
- }
+ AddCodeLine ("ldy #$%02X", offs);
+ AddCodeLine ("ldx #$00");
+ AddCodeLine ("lda #$%02X", (int)(val & 0xFF));
+ AddCodeLine ("clc");
+ AddCodeLine ("adc (ptr1),y");
+ AddCodeLine ("sta (ptr1),y");
break;
case CF_INT:
AddCodeLine ("sta %s", lbuf);
}
if ((flags & CF_UNSIGNED) == 0) {
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dex");
- AddCodeHint ("x:!"); /* Invalidate X */
+ g_defcodelabel (L);
}
break;
}
}
AddCodeLine ("sta (sp),y");
if ((flags & CF_UNSIGNED) == 0) {
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dex");
- AddCodeHint ("x:!"); /* Invalidate X */
+ g_defcodelabel (L);
}
break;
}
case CF_CHAR:
AddCodeLine ("sta ptr1");
AddCodeLine ("stx ptr1+1");
- if (offs == 0) {
- AddCodeLine ("ldx #$00");
- AddCodeLine ("lda (ptr1,x)");
- AddCodeLine ("sec");
- AddCodeLine ("sbc #$%02X", (unsigned char)val);
- AddCodeLine ("sta (ptr1,x)");
- } else {
- AddCodeLine ("ldy #$%02X", offs);
- AddCodeLine ("ldx #$00");
- AddCodeLine ("lda (ptr1),y");
- AddCodeLine ("sec");
- AddCodeLine ("sbc #$%02X", (unsigned char)val);
- AddCodeLine ("sta (ptr1),y");
- }
+ AddCodeLine ("ldy #$%02X", offs);
+ AddCodeLine ("ldx #$00");
+ AddCodeLine ("lda (ptr1),y");
+ AddCodeLine ("sec");
+ AddCodeLine ("sbc #$%02X", (unsigned char)val);
+ AddCodeLine ("sta (ptr1),y");
break;
case CF_INT:
void g_addaddr_local (unsigned flags, int offs)
/* Add the address of a local variable to ax */
{
+ unsigned L = 0;
+
/* Add the offset */
offs -= oursp;
if (offs != 0) {
/* We cannot address more then 256 bytes of locals anyway */
+ L = GetLocalLabel();
CheckLocalOffs (offs);
AddCodeLine ("clc");
AddCodeLine ("adc #$%02X", offs & 0xFF);
- AddCodeLine ("bcc *+4"); /* Do also skip the CLC insn below */
+ /* Do also skip the CLC insn below */
+ AddCodeLine ("bcc %s", LocalLabelName (L));
AddCodeLine ("inx");
- AddCodeHint ("x:!"); /* Invalidate X */
}
/* Add the current stackpointer value */
AddCodeLine ("clc");
+ if (L != 0) {
+ /* Label was used above */
+ g_defcodelabel (L);
+ }
AddCodeLine ("adc sp");
AddCodeLine ("tay");
AddCodeLine ("txa");
* will be set.
*/
{
+ unsigned L;
+
/* Check the size and determine operation */
switch (flags & CF_TYPE) {
case CF_CHAR:
if (flags & CF_FORCECHAR) {
AddCodeLine ("cmp #$%02X", (unsigned char)val);
- break;
+ break;
}
/* FALLTHROUGH */
case CF_INT:
+ L = GetLocalLabel();
AddCodeLine ("cmp #$%02X", (unsigned char)val);
- AddCodeLine ("bne *+4");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
+ g_defcodelabel (L);
break;
case CF_LONG:
AddCodeLine ("ldy #$00");
AddCodeLine ("ldx sreg+1");
if ((flags & CF_UNSIGNED) == 0) {
- AddCodeLine ("bpl *+3");
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("bpl %s", LocalLabelName (L));
AddCodeLine ("dey");
- AddCodeHint ("y:!");
+ g_defcodelabel (L);
}
AddCodeLine ("lda sreg");
AddCodeLine ("sty sreg+1");
case CF_INT:
if (CPU == CPU_65C02 && val == 1) {
+ unsigned L = GetLocalLabel();
AddCodeLine ("ina");
- AddCodeLine ("bne *+3");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("inx");
- /* Tell the optimizer that the X register may be invalid */
- AddCodeHint ("x:!");
+ g_defcodelabel (L);
} else if (CodeSizeFactor < 200) {
/* Use jsr calls */
if (val <= 8) {
/* Inline the code */
if (val < 0x300) {
if ((val & 0xFF) != 0) {
+ unsigned L = GetLocalLabel();
AddCodeLine ("clc");
AddCodeLine ("adc #$%02X", (unsigned char) val);
- AddCodeLine ("bcc *+3");
+ AddCodeLine ("bcc %s", LocalLabelName (L));
AddCodeLine ("inx");
- /* Tell the optimizer that the X register may be invalid */
- AddCodeHint ("x:!");
+ g_defcodelabel (L);
}
if (val >= 0x100) {
AddCodeLine ("inx");
AddCodeLine ("clc");
if ((val & 0xFF) != 0) {
AddCodeLine ("adc #$%02X", (unsigned char) val);
- /* Tell the optimizer that the X register may be invalid */
- AddCodeHint ("x:!");
}
AddCodeLine ("pha");
AddCodeLine ("txa");
/* Inline the code */
if (val < 0x300) {
if ((val & 0xFF) != 0) {
+ unsigned L = GetLocalLabel();
AddCodeLine ("sec");
AddCodeLine ("sbc #$%02X", (unsigned char) val);
- AddCodeLine ("bcs *+3");
+ AddCodeLine ("bcs %s", LocalLabelName (L));
AddCodeLine ("dex");
- /* Tell the optimizer that the X register may be invalid */
- AddCodeHint ("x:!");
+ g_defcodelabel (L);
}
if (val >= 0x100) {
AddCodeLine ("dex");
AddCodeLine ("sec");
if ((val & 0xFF) != 0) {
AddCodeLine ("sbc #$%02X", (unsigned char) val);
- /* Tell the optimizer that the X register may be invalid */
- AddCodeHint ("x:!");
}
AddCodeLine ("pha");
AddCodeLine ("txa");
static char* ops [12] = {
"toseq00", "toseqa0", "toseqax",
"toseq00", "toseqa0", "toseqax",
- 0, 0, "toseqeax",
- 0, 0, "toseqeax",
+ 0, 0, "toseqeax",
+ 0, 0, "toseqeax",
};
+ unsigned L;
+
/* If the right hand side is const, the lhs is not on stack but still
* in the primary register.
*/
/* FALLTHROUGH */
case CF_INT:
+ L = GetLocalLabel();
AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
- AddCodeLine ("bne *+4");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ g_defcodelabel (L);
AddCodeLine ("jsr booleq");
return;
0, 0, "tosneeax",
};
+ unsigned L;
/* If the right hand side is const, the lhs is not on stack but still
* in the primary register.
/* FALLTHROUGH */
case CF_INT:
+ L = GetLocalLabel();
AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
- AddCodeLine ("bne *+4");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ g_defcodelabel (L);
AddCodeLine ("jsr boolne");
return;
/* Test for less than */
{
static char* ops [12] = {
- "toslt00", "toslta0", "tosltax",
- "tosult00", "tosulta0", "tosultax",
- 0, 0, "toslteax",
- 0, 0, "tosulteax",
+ "toslt00", "toslta0", "tosltax",
+ "tosult00", "tosulta0", "tosultax",
+ 0, 0, "toslteax",
+ 0, 0, "tosulteax",
};
/* If the right hand side is const, the lhs is not on stack but still
switch (flags & CF_TYPE) {
case CF_CHAR:
- if (flags & CF_FORCECHAR) {
- AddCodeLine ("cmp #$%02X", (unsigned char)val);
- if (flags & CF_UNSIGNED) {
- AddCodeLine ("jsr boolult");
- } else {
- AddCodeLine ("jsr boollt");
- }
- return;
- }
- /* FALLTHROUGH */
+ if (flags & CF_FORCECHAR) {
+ AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ if (flags & CF_UNSIGNED) {
+ AddCodeLine ("jsr boolult");
+ } else {
+ AddCodeLine ("jsr boollt");
+ }
+ return;
+ }
+ /* FALLTHROUGH */
case CF_INT:
+ if ((flags & CF_UNSIGNED) == 0 && val == 0) {
+ /* If we have a signed compare against zero, we only need to
+ * test the high byte.
+ */
+ AddCodeLine ("txa");
+ AddCodeLine ("jsr boollt");
+ return;
+ }
+ /* Direct code only for unsigned data types */
+ if (flags & CF_UNSIGNED) {
+ unsigned L = GetLocalLabel();
+ AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
+ AddCodeLine ("bne %s", LocalLabelName (L));
+ AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ g_defcodelabel (L);
+ AddCodeLine ("jsr boolult");
+ return;
+ }
+ break;
+
+ case CF_LONG:
if ((flags & CF_UNSIGNED) == 0 && val == 0) {
/* If we have a signed compare against zero, we only need to
* test the high byte.
*/
- AddCodeLine ("txa");
+ AddCodeLine ("lda sreg+1");
AddCodeLine ("jsr boollt");
return;
}
- /* Direct code only for unsigned data types */
- if (flags & CF_UNSIGNED) {
- AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
- AddCodeLine ("bne *+4");
- AddCodeLine ("cmp #$%02X", (unsigned char)val);
- AddCodeLine ("jsr boolult");
- return;
- }
- break;
-
- case CF_LONG:
break;
default:
case CF_INT:
if (flags & CF_UNSIGNED) {
+ unsigned L = GetLocalLabel();
AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
- AddCodeLine ("bne *+4");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ g_defcodelabel (L);
AddCodeLine ("jsr boolule");
return;
}
if (flags & CF_UNSIGNED) {
/* If we have a compare > 0, we will replace it by
* != 0 here, since both are identical but the latter
- * is easier to optimize.
- */
- if ((val & 0xFFFF) == 0) {
- AddCodeLine ("stx tmp1");
- AddCodeLine ("ora tmp1");
- AddCodeLine ("jsr boolne");
- } else {
+ * is easier to optimize.
+ */
+ if ((val & 0xFFFF) == 0) {
+ AddCodeLine ("stx tmp1");
+ AddCodeLine ("ora tmp1");
+ AddCodeLine ("jsr boolne");
+ } else {
+ unsigned L = GetLocalLabel();
AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
- AddCodeLine ("bne *+4");
- AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ AddCodeLine ("bne %s", LocalLabelName (L));
+ AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ g_defcodelabel (L);
AddCodeLine ("jsr boolugt");
- }
- return;
+ }
+ return;
}
- break;
+ break;
case CF_LONG:
- break;
+ break;
default:
- typeerror (flags);
+ typeerror (flags);
}
/* If we go here, we didn't emit code. Push the lhs on stack and fall
/* FALLTHROUGH */
case CF_INT:
+ if ((flags & CF_UNSIGNED) == 0 && val == 0) {
+ /* If we have a signed compare against zero, we only need to
+ * test the high byte.
+ */
+ AddCodeLine ("txa");
+ AddCodeLine ("jsr boolge");
+ return;
+ }
+ /* Direct code only for unsigned data types */
if (flags & CF_UNSIGNED) {
+ unsigned L = GetLocalLabel();
AddCodeLine ("cpx #$%02X", (unsigned char)(val >> 8));
- AddCodeLine ("bne *+4");
+ AddCodeLine ("bne %s", LocalLabelName (L));
AddCodeLine ("cmp #$%02X", (unsigned char)val);
+ g_defcodelabel (L);
AddCodeLine ("jsr booluge");
return;
- }
+ }
break;
case CF_LONG:
- break;
+ if ((flags & CF_UNSIGNED) == 0 && val == 0) {
+ /* If we have a signed compare against zero, we only need to
+ * test the high byte.
+ */
+ AddCodeLine ("lda sreg+1");
+ AddCodeLine ("jsr boolge");
+ return;
+ }
+ break;
default:
- typeerror (flags);
+ typeerror (flags);
}
/* If we go here, we didn't emit code. Push the lhs on stack and fall