-2010-01-15 Jing Yu <jingyu@google.com>
-
- PR rtl-optimization/42691
- * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
- a pseudo to a constant and are merged, and adjust comments.
-
2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
i2dest = SET_DEST (temp);
i2dest_killed = dead_or_set_p (i2, i2dest);
- /* Replace the source in I2 with the new constant and make the
- resulting insn the new pattern for I3. Then skip to where we
- validate the pattern. Everything was set up above. */
SUBST (SET_SRC (temp),
immed_double_const (olo, ohi, GET_MODE (SET_DEST (temp))));
newpat = PATTERN (i2);
-
- /* The dest of I3 has been replaced with the dest of I2. */
- changed_i3_dest = 1;
goto validate_replacement;
}
}
}
}
+ /* We come here when we are replacing a destination in I2 with the
+ destination of I3. */
validate_replacement:
/* Note which hard regs this insn has as inputs. */
-2010-01-15 Jing Yu <jingyu@google.com>
-
- PR rtl-optimization/42691
- * gcc.c-torture/execute/pr42691.c: New.
-
2010-01-15 Richard Guenther <rguenther@suse.de>
PR middle-end/42739
+++ /dev/null
-extern void abort (void);
-
-union _D_rep
-{
- unsigned short rep[4];
- double val;
-};
-
-int add(double* key, double* table)
-{
- unsigned i = 0;
- double* deletedEntry = 0;
- while (1) {
- double* entry = table + i;
-
- if (*entry == *key)
- break;
-
- union _D_rep _D_inf = {{ 0, 0, 0, 0x7ff0 }};
- if (*entry != _D_inf.val)
- abort ();
-
- union _D_rep _D_inf2 = {{ 0, 0, 0, 0x7ff0 }};
- if (!_D_inf2.val)
- deletedEntry = entry;
-
- i++;
- }
- *deletedEntry = 0.0;
- return 0;
-}
-
-int main ()
-{
- union _D_rep infinit = {{ 0, 0, 0, 0x7ff0 }};
- double table[2] = { infinit.val, 23 };
- double key = 23;
- int ret = add (&key, table);
- return ret;
-}