| Line 78... |
Line 78... |
t = insn[i];
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t = insn[i];
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insn[i] = insn[j];
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insn[i] = insn[j];
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insn[j] = t;
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insn[j] = t;
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}
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}
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/* Negates conditional instruction */
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void negate_conditional (cuc_insn *ii)
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{
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assert (ii->type & IT_COND);
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if (ii->index == II_SFEQ) change_insn_type (ii, II_SFNE);
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else if (ii->index == II_SFNE) change_insn_type (ii, II_SFEQ);
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else if (ii->index == II_SFLT) change_insn_type (ii, II_SFGE);
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else if (ii->index == II_SFGT) change_insn_type (ii, II_SFLE);
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else if (ii->index == II_SFLE) change_insn_type (ii, II_SFGT);
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else if (ii->index == II_SFGE) change_insn_type (ii, II_SFLT);
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else assert (0);
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}
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/* Remove delay slots */
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/* Remove delay slots */
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void remove_dslots ()
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void remove_dslots ()
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{
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{
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int i;
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int i;
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int in_delay = 0;
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int in_delay = 0;
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| Line 267... |
Line 281... |
insn[--d] = insn[i];
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insn[--d] = insn[i];
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change_insn_type (&insn[d], II_ADD);
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change_insn_type (&insn[d], II_ADD);
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insn[d].type = 0;
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insn[d].type = 0;
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insn[d].op[0] = -1; insn[d].opt[0] = OPT_REGISTER | OPT_DEST;
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insn[d].op[0] = -1; insn[d].opt[0] = OPT_REGISTER | OPT_DEST;
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insn[d].op[1] = insn[d].op[2]; insn[d].opt[1] = insn[d].opt[2];
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insn[d].op[1] = insn[d].op[2]; insn[d].opt[1] = insn[d].opt[2];
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insn[d].op[2] = 0x20000000; insn[d].opt[2] = OPT_CONST;
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insn[d].op[2] = 0x80000000; insn[d].opt[2] = OPT_CONST;
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insn[d].opt[3] = OPT_NONE;
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insn[d].opt[3] = OPT_NONE;
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insn[--d] = insn[i];
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insn[--d] = insn[i];
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change_insn_type (&insn[d], II_ADD);
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change_insn_type (&insn[d], II_ADD);
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insn[d].type = 0;
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insn[d].type = 0;
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insn[d].op[0] = -1; insn[d].opt[0] = OPT_REGISTER | OPT_DEST;
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insn[d].op[0] = -1; insn[d].opt[0] = OPT_REGISTER | OPT_DEST;
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insn[d].op[1] = insn[d].op[1]; insn[d].opt[1] = insn[d].opt[1];
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insn[d].op[1] = insn[d].op[1]; insn[d].opt[1] = insn[d].opt[1];
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insn[d].op[2] = 0x20000000; insn[d].opt[2] = OPT_CONST;
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insn[d].op[2] = 0x80000000; insn[d].opt[2] = OPT_CONST;
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insn[d].opt[3] = OPT_NONE;
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insn[d].opt[3] = OPT_NONE;
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reloc[i] = d;
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reloc[i] = d;
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} else {
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} else {
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insn[--d] = insn[i];
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insn[--d] = insn[i];
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| Line 341... |
Line 355... |
insn[i].op[0] = i + insn[i].op[0]; insn[i].opt[0] = OPT_JUMP;
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insn[i].op[0] = i + insn[i].op[0]; insn[i].opt[0] = OPT_JUMP;
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insn[i].op[1] = 1; insn[i].opt[1] = OPT_CONST;
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insn[i].op[1] = 1; insn[i].opt[1] = OPT_CONST;
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insn[i].type |= IT_BRANCH | IT_VOLATILE;
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insn[i].type |= IT_BRANCH | IT_VOLATILE;
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} else {
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} else {
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i--;
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i--;
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if (f) {
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//printf ("%s\n", cuc_insn_name (&insn[i]));
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if (insn[i].index == II_SFEQ) change_insn_type (&insn[i], II_SFNE);
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else if (insn[i].index == II_SFNE) change_insn_type (&insn[i], II_SFEQ);
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else if (insn[i].index == II_SFLT) change_insn_type (&insn[i], II_SFGE);
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else if (insn[i].index == II_SFGT) change_insn_type (&insn[i], II_SFLE);
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else if (insn[i].index == II_SFLE) change_insn_type (&insn[i], II_SFGT);
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else if (insn[i].index == II_SFGE) change_insn_type (&insn[i], II_SFLT);
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else assert (0);
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}
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/* repair params */
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/* repair params */
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insn[i].op[2] = insn[i].op[1]; insn[i].opt[2] = insn[i].opt[1] & ~OPT_DEST;
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insn[i].op[2] = insn[i].op[1]; insn[i].opt[2] = insn[i].opt[1] & ~OPT_DEST;
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insn[i].op[1] = insn[i].op[0]; insn[i].opt[1] = insn[i].opt[0] & ~OPT_DEST;
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insn[i].op[1] = insn[i].op[0]; insn[i].opt[1] = insn[i].opt[0] & ~OPT_DEST;
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insn[i].op[0] = FLAG_REG; insn[i].opt[0] = OPT_DEST | OPT_REGISTER;
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insn[i].op[0] = FLAG_REG; insn[i].opt[0] = OPT_DEST | OPT_REGISTER;
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insn[i].opt[3] = OPT_NONE;
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insn[i].opt[3] = OPT_NONE;
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insn[i].type |= IT_COND;
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insn[i].type |= IT_COND;
|
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if (f) negate_conditional (&insn[i]);
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i++;
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i++;
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change_insn_type (&insn[i], II_BF);
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change_insn_type (&insn[i], II_BF);
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insn[i].op[0] = i + insn[i].op[0]; insn[i].opt[0] = OPT_JUMP;
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insn[i].op[0] = i + insn[i].op[0]; insn[i].opt[0] = OPT_JUMP;
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insn[i].op[1] = FLAG_REG; insn[i].opt[1] = OPT_REGISTER;
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insn[i].op[1] = FLAG_REG; insn[i].opt[1] = OPT_REGISTER;
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insn[i].type |= IT_BRANCH | IT_VOLATILE;
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insn[i].type |= IT_BRANCH | IT_VOLATILE;
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