calc: generate calculators

[m6w6/ext-psi] / scripts / gen_calc_bin.php

diff --git a/scripts/gen_calc_bin.php b/scripts/gen_calc_bin.php
new file mode 100644 (file)
index 0000000..c7dbf01
--- /dev/null
+++ b/scripts/gen_calc_bin.php
@@ -0,0 +1,98 @@
+<?php
+
+include __DIR__."/_include.php";
+
+$ops = [
+               "lshift" => "<<",
+               "rshift" => ">>",
+               "and" => "&",
+               "xor" => "^",
+               "or" => "|",
+];
+
+?>
+
+<?php foreach ($ops as $op_name => $op) : ?>
+
+static inline token_t psi_calc_bin_<?=$op_name?>(token_t t1, impl_val *v1, token_t t2, impl_val *v2, impl_val *res)
+{
+       impl_val i1, i2;
+       
+       switch (t1) {<?php /*nobr*/ ?>
+       <?php foreach ($types as $t1 => $v1) : ?>
+       <?php if (t_is_special($t1)) :?>
+       
+#if HAVE_<?=$t1?>
+       <?php endif; ?>
+
+       case PSI_T_<?=$t1?>:
+               i1.u64 = v1-><?=$v1?>;
+               break;
+       <?php if (t_is_special($t1)) : ?>
+
+#endif
+       <?php endif; ?>
+       <?php endforeach; ?>
+
+       default:
+               assert(0);
+               break;
+       }
+       
+       switch (t2) {<?php /*nobr*/ ?>
+       <?php foreach ($types as $t2 => $v2) : ?>
+       <?php if (t_is_special($t2)) :?>
+       
+#if HAVE_<?=$t2?>
+       <?php endif; ?>
+
+       case PSI_T_<?=$t2?>:
+               i2.u64 = v2-><?=$v2?>;
+               break;<?php /*nobr*/ ?>
+       <?php endforeach; ?>
+       <?php if (t_is_special($t2)) : ?>
+
+#endif
+       <?php endif; ?>
+
+       default:
+               assert(0);
+               break;
+       }
+       
+       res->u64 = i1.u64 <?=$op?> i2.u64;
+       return PSI_T_UINT64;
+}
+<?php endforeach; ?>
+
+static inline token_t psi_calc_bin_not(token_t t1, impl_val *v1, token_t t2, impl_val *v2, impl_val *res)
+{
+       impl_val i1;
+
+       (void) t2;
+       (void) v2;
+       
+       switch (t1) {<?php /*nobr*/ ?>
+       <?php foreach ($types as $t1 => $v1) : ?>
+       <?php if (t_is_special($t1)) :?>
+       
+#if HAVE_<?=$t1?>
+       <?php endif; ?>
+
+       case PSI_T_<?=$t1?>:
+               i1.u64 = v1-><?=$v1?>;
+               break;
+       <?php if (t_is_special($t1)) : ?>
+
+#endif
+       <?php endif; ?>
+       <?php endforeach; ?>
+
+       default:
+               assert(0);
+               break;
+       }
+
+       res->u64 = ~i1.u64;
+       return PSI_T_UINT64;
+}
\ No newline at end of file