Add function prototypes.
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@ -1,3 +1,16 @@
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/* $Header; mach1.c, v1.1 06-Mar-89 AJM */
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/* $Header; mach1.c, v1.1 06-Mar-89 AJM */
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extern word_t opcode;
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extern word_t opcode;
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extern int success; /* LDR/STR address failure flag */
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extern int success; /* LDR/STR address failure flag */
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/* ARM32 Specific routines */
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void branch(word_t brtyp, word_t link, valu_t val);
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void data(long opc, long ins, valu_t val, short typ);
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int calcimm(word_t *opc, valu_t *val,short typ);
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word_t calcoffset(valu_t val);
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void strldr(long opc, long ins, valu_t val);
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void calcadr(word_t ins, word_t reg, valu_t val, short typ);
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word_t calcshft(valu_t val, short typ, word_t styp);
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void rotateleft2(long *x);
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void putaddr(long opc, long ins, long val, int count);
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int oursmall(int fitsmall, int gain);
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@ -1,9 +1,6 @@
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/* $Id: mach5.c, v3.3 25-Apr-89 AJM */
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/* $Id: mach5.c, v3.3 25-Apr-89 AJM */
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branch(brtyp, link, val)
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void branch(word_t brtyp, word_t link, valu_t val)
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word_t brtyp;
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word_t link;
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valu_t val;
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{
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{
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valu_t offset;
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valu_t offset;
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@ -16,10 +13,7 @@ valu_t val;
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return;
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return;
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}
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}
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data(opc, ins, val, typ)
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void data(long opc, long ins, valu_t val, short typ)
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long opc, ins;
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valu_t val;
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short typ;
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{
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{
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valu_t tmpval;
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valu_t tmpval;
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int adrflag = 0;
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int adrflag = 0;
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@ -92,10 +86,7 @@ short typ;
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12-bit field. Unfortunately this means that some numbers may not fit at
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12-bit field. Unfortunately this means that some numbers may not fit at
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all. */
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all. */
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calcimm(opc,val,typ)
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int calcimm(word_t *opc, valu_t *val,short typ)
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word_t *opc;
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valu_t *val;
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short typ;
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{
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{
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int i = 0;
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int i = 0;
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@ -176,9 +167,7 @@ short typ;
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/* Calculate an offset in an address */
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/* Calculate an offset in an address */
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word_t
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word_t calcoffset(valu_t val)
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calcoffset(val)
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valu_t val;
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{
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{
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if((val & 0xFFFFF000) == 0)
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if((val & 0xFFFFF000) == 0)
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return(val|0x00800000);
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return(val|0x00800000);
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@ -192,9 +181,7 @@ valu_t val;
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/* This routine deals with STR and LDR instructions */
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/* This routine deals with STR and LDR instructions */
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strldr(opc, ins, val)
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void strldr(long opc, long ins, valu_t val)
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long opc, ins;
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valu_t val;
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{
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{
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long reg, reg2; /* The registers we are using */
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long reg, reg2; /* The registers we are using */
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@ -310,10 +297,7 @@ valu_t val;
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optimisation problem with mobile addresses ! */
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optimisation problem with mobile addresses ! */
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calcadr(ins, reg, val, typ)
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void calcadr(word_t ins, word_t reg, valu_t val, short typ)
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word_t ins, reg;
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valu_t val;
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short typ;
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{
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{
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valu_t tmpval = val;
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valu_t tmpval = val;
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word_t opc = 0xff; /* Dummy opc used as a flag for data() */
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word_t opc = 0xff; /* Dummy opc used as a flag for data() */
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@ -336,11 +320,7 @@ short typ;
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}
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}
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word_t
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word_t calcshft(valu_t val, short typ, word_t styp)
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calcshft(val, typ, styp)
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valu_t val;
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short typ;
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word_t styp;
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{
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{
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if (typ == S_UND)
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if (typ == S_UND)
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return(0);
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return(0);
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@ -354,8 +334,7 @@ word_t styp;
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return((val & 0x1F)<<7);
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return((val & 0x1F)<<7);
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}
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}
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rotateleft2(x)
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void rotateleft2(long *x)
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long *x;
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{
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{
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unsigned long bits;
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unsigned long bits;
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@ -380,9 +359,7 @@ long *x;
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less instruction, because that will upset other addresses.
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less instruction, because that will upset other addresses.
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*/
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*/
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putaddr(opc, ins, val, count)
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void putaddr(long opc, long ins, long val, int count)
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long opc, ins, val;
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int count;
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{
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{
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long tmpval = val;
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long tmpval = val;
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long reg = ins & 0x0000F000;
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long reg = ins & 0x0000F000;
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@ -448,9 +425,9 @@ int count;
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#define PBITTABSZ 128
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#define PBITTABSZ 128
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static char *pbittab[PBITTABSZ];
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static char *pbittab[PBITTABSZ];
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oursmall(fitsmall, gain)
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int oursmall(int fitsmall, int gain)
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{
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{
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register bit;
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register int bit;
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register char *p;
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register char *p;
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if (DOTSCT == NULL)
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if (DOTSCT == NULL)
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@ -505,6 +482,9 @@ oursmall(fitsmall, gain)
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serror("This one is fatal!");
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serror("This one is fatal!");
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}
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}
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return(*p & bit);
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return(*p & bit);
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default:
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assert(0);
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}
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}
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/*NOTREACHED*/
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/*NOTREACHED*/
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}
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}
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