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riscv-gcc-1
Commit b8f4c738 by Richard Kenner
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(reload): Fix error in last change; only check against group reloads 

and check all reloads.

From-SVN: r6866
parent 1554cdf5
Showing with 12 additions and 3 deletions
gcc/reload1.c
...@@ -1149,12 +1149,21 @@ reload (first, global, dumpfile) ...@@ -1149,12 +1149,21 @@ reload (first, global, dumpfile)
size = CLASS_MAX_NREGS (class, mode); size = CLASS_MAX_NREGS (class, mode);
/* If this class doesn't want a group determine if /* If this class doesn't want a group determine if
we have a nongroup need or a regular need. */ we have a nongroup need or a regular need. We have
a nongroup need if this reload conflicts with a
group reload whose class intersects with this reload's
class. */
nongroup_need = 0; nongroup_need = 0;
if (size == 1) if (size == 1)
for (j = i + 1; j < n_reloads; j++) for (j = 0; j < n_reloads; j++)
if (reloads_conflict (i, j) if ((CLASS_MAX_NREGS (reload_reg_class[j],
(GET_MODE_SIZE (reload_outmode[i])
> GET_MODE_SIZE (reload_inmode[i]))
? reload_outmode[i]
: reload_inmode[i])
> 1)
&& reloads_conflict (i, j)
&& reg_classes_intersect_p (class, && reg_classes_intersect_p (class,
reload_reg_class[j])) reload_reg_class[j]))
{ {
......
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