X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?p=rmac;a=blobdiff_plain;f=direct.c;h=7447553694944895c62c5e94dd428ba34c62ca4f;hp=770fcf9958cbed8c1301b2069aed17869c44a9dc;hb=29b32d134bc12831a8ddd098bf9aeeda26dcfe7c;hpb=ff8188b7e279f99cf11ac8a283c4146af324d26f

diff --git a/direct.c b/direct.c
index 770fcf9..7447553 100644
--- a/direct.c
+++ b/direct.c
@@ -11,6 +11,7 @@
 #include "amode.h"
 #include "error.h"
 #include "expr.h"
+#include "fltpoint.h"
 #include "listing.h"
 #include "mach.h"
 #include "macro.h"
@@ -24,6 +25,7 @@
 #define DEF_KW
 #include "kwtab.h"
 
+
 TOKEN exprbuf[128];			// Expression buffer
 SYM * symbolPtr[1000000];	// Symbol pointers table
 static long unused;			// For supressing 'write' warnings
@@ -859,7 +861,7 @@ int d_prgflags(void)
 		return error("PRGFLAGS requires value");
 	else if (abs_expr(&eval) == OK)
 	{
-		PRGFLAGS=eval;
+		PRGFLAGS = (uint32_t)eval;
 		return 0;
 	}
 	else
@@ -887,7 +889,7 @@ int d_abs(void)
 		return 0;
 
 	SwitchSection(ABS);
-	sloc = eval;
+	sloc = (uint32_t)eval;
 	return 0;
 }
 
@@ -976,9 +978,9 @@ int d_ds(WORD siz)
 	// of zeroed memory....
 	if ((scattr & SBSS) || cursect == M6502)
 	{
-		listvalue(eval);
+		listvalue((uint32_t)eval);
 		eval *= siz;
-		sloc += eval;
+		sloc += (uint32_t)eval;
 
 		if (cursect == M6502)
 			chptr += eval;
@@ -996,7 +998,7 @@ int d_ds(WORD siz)
 
 
 //
-// dc.b, dc.w / dc, dc.l, dc.i
+// dc.b, dc.w / dc, dc.l, dc.i, dc.q, dc.d
 //
 int d_dc(WORD siz)
 {
@@ -1136,12 +1138,82 @@ int d_dc(WORD siz)
 				D_long(eval);
 			}
 			break;
-		case SIZD:
+		case SIZQ:
 			// 64-bit size
-			// N.B.: May have to come up with section/fixup markers for this;
-			//       ATM it's only used in dc.d statements...
-			D_long(eval >> 32);
-			D_long(eval & 0xFFFFFFFF);
+			if (m6502)
+				return error(in_6502mode);
+
+			// Shamus: We only handle DC.Q type stuff, will have to add fixups
+			//         and stuff later (maybe... might not be needed...)
+			D_quad(eval);
+			break;
+		case SIZS:
+			// 32-bit float size
+			if (m6502)
+				return error(in_6502mode);
+
+			if (!defined)
+			{
+				AddFixup(FU_FLOATSING, sloc, exprbuf);
+				D_long(0);
+			}
+			else
+			{
+				if (tdb)
+					MarkRelocatable(cursect, sloc, tdb, MSINGLE, NULL);
+
+				PTR ptr;
+				ptr.u64 = &eval;
+				uint32_t ieee754 = FloatToIEEE754((float)*ptr.dp);
+				D_long(ieee754);
+			}
+
+			break;
+		case SIZD:
+			// 64-bit double size
+			if (m6502)
+				return error(in_6502mode);
+
+			if (!defined)
+			{
+				AddFixup(FU_FLOATDOUB, sloc, exprbuf);
+				D_quad(0LL);
+			}
+			else
+			{
+				if (tdb)
+					MarkRelocatable(cursect, sloc, tdb, MDOUBLE, NULL);
+
+				PTR ptr;
+				ptr.u64 = &eval;
+				uint64_t ieee754 = DoubleToIEEE754(*ptr.dp);
+				D_quad(ieee754);
+			}
+
+			break;
+		case SIZX:
+			if (m6502)
+				return error(in_6502mode);
+
+			uint8_t extDbl[12];
+			memset(extDbl, 0, 12);
+
+			if (!defined)
+			{
+				AddFixup(FU_FLOATEXT, sloc, exprbuf);
+				D_extend(extDbl);
+			}
+			else
+			{
+				if (tdb)
+					MarkRelocatable(cursect, sloc, tdb, MEXTEND, NULL);
+
+				PTR ptr;
+				ptr.u64 = &eval;
+				DoubleToExtended(*ptr.dp, extDbl);
+				D_extend(extDbl);
+			}
+
 			break;
 		}
 
@@ -1180,7 +1252,7 @@ int d_dcb(WORD siz)
 	if (cursect != M6502 && (siz != SIZB) && (sloc & 1))
 		auto_even();
 
-	dep_block(evalc, siz, eval, eattr, exprbuf);
+	dep_block((uint32_t)evalc, siz, (uint32_t)eval, eattr, exprbuf);
 	return 0;
 }
 
@@ -1213,7 +1285,7 @@ int d_init(WORD def_siz)
 		// Get repeat count (defaults to 1)
 		if (*tok == '#')
 		{
-			++tok;
+			tok++;
 
 			if (abs_expr(&count) != OK)
 				return 0;
@@ -1228,7 +1300,7 @@ int d_init(WORD def_siz)
 		if (expr(exprbuf, &eval, &eattr, NULL) < 0)
 			return 0;
 
-		switch ((int)*tok++)
+		switch (*tok++)
 		{                                 // Determine size of object to deposit
 		case DOTB: siz = SIZB; break;
 		case DOTW: siz = SIZB; break;
@@ -1239,9 +1311,9 @@ int d_init(WORD def_siz)
 			break;
 		}
 
-		dep_block(count, siz, eval, eattr, exprbuf);
+		dep_block((uint32_t)count, siz, (uint32_t)eval, eattr, exprbuf);
 
-		switch ((int)*tok)
+		switch (*tok)
 		{
 		case EOL:
 			return 0;
@@ -1377,7 +1449,7 @@ int d_comm(void)
 	if (abs_expr(&eval) != OK)				// Parse size of common region
 		return 0;
 
-	sym->svalue = eval;						// Install common symbol's size
+	sym->svalue = (uint32_t)eval;			// Install common symbol's size
 	at_eol();
 	return 0;
 }
@@ -1521,14 +1593,12 @@ int d_gpu(void)
 		return ERROR;
 	}
 
-	// If previous section was dsp or 68000 then we need to reset ORG'd Addresses
+	// If previous section was DSP or 68000 then we need to reset ORG'd Addresses
 	if (!rgpu)
 	{
-//printf("Resetting ORG...\n");
 		orgactive = 0;
 		orgwarning = 0;
 	}
-//else printf("NOT resetting ORG!\n");
 
 	rgpu = 1;			// Set GPU assembly
 	rdsp = 0;			// Unset DSP assembly
@@ -1619,7 +1689,7 @@ int d_cargs(void)
 			AddToSymbolDeclarationList(symbol);
 
 			symbol->sattr |= (ABS | DEFINED | EQUATED);
-			symbol->svalue = eval;
+			symbol->svalue = (uint32_t)eval;
 			tok += 2;
 
 			// What this does is eat any dot suffixes attached to a symbol. If
@@ -1746,7 +1816,7 @@ int d_cstruct(void)
 			}
 
 			symbol->sattr |= (ABS | DEFINED | EQUATED);
-			symbol->svalue = eval;
+			symbol->svalue = (uint32_t)eval;
 
 			// Check for dot suffixes and adjust space accordingly (longs and
 			// words on an odd boundary get bumped to the next word aligned