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re PR target/33133 (ICE in try_ready, at haifa-sched.c:2958 with -O2/-O3) 

PR target/33133
	
	* haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
	speculation type of insn can be changed before trying to do that.

	* gcc.c-torture/compile/pr33133.c: New test.

From-SVN: r129315
This commit is contained in:
Maxim Kuvyrkov 2007-10-15 10:30:13 +00:00 committed by Maxim Kuvyrkov
parent 5c7c209b1f
commit 93b4b4cc84
4 changed files with 74 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
PR target/33133
* haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
speculation type of insn can be changed before trying to do that.
2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
* dse.c (struct insn_info): Add 'frame_read' field.

13
gcc/haifa-sched.c
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@ -3292,8 +3292,17 @@ process_insn_forw_deps_be_in_spec (rtx insn, rtx twin, ds_t fs)
due to backend decision. Hence we can't let the
probability of the speculative dep to decrease. */
dep_weak (ds) <= dep_weak (fs))
/* Transform it to be in speculative. */
ds = (ds & ~BEGIN_SPEC) | fs;
{
ds_t new_ds;
new_ds = (ds & ~BEGIN_SPEC) | fs;
if (/* consumer can 'be in speculative'. */
sched_insn_is_legitimate_for_speculation_p (consumer,
new_ds))
/* Transform it to be in speculative. */
ds = new_ds;
}
}
else
/* Mark the dep as 'be in speculative'. */

6
gcc/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
PR target/33133
* gcc.c-torture/compile/pr33133.c: New test.
2007-10-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/33672

50
gcc/testsuite/gcc.c-torture/compile/pr33133.c Normal file
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@ -0,0 +1,50 @@
static char newshuffle[256 + 16] = {
0x0f, 0x08, 0x05, 0x07, 0x0c, 0x02, 0x0e, 0x09, 0x00, 0x01, 0x06, 0x0d,
0x03, 0x04, 0x0b, 0x0a, 0x02, 0x0c, 0x0e, 0x06, 0x0f, 0x00, 0x01, 0x08,
0x0d, 0x03, 0x0a, 0x04, 0x09, 0x0b, 0x05, 0x07, 0x05, 0x02, 0x09, 0x0f,
0x0c, 0x04, 0x0d, 0x00, 0x0e, 0x0a, 0x06, 0x08, 0x0b, 0x01, 0x03, 0x07,
0x0f, 0x0d, 0x02, 0x06, 0x07, 0x08, 0x05, 0x09, 0x00, 0x04, 0x0c, 0x03,
0x01, 0x0a, 0x0b, 0x0e, 0x05, 0x0e, 0x02, 0x0b, 0x0d, 0x0a, 0x07, 0x00,
0x08, 0x06, 0x04, 0x01, 0x0f, 0x0c, 0x03, 0x09, 0x08, 0x02, 0x0f, 0x0a,
0x05, 0x09, 0x06, 0x0c, 0x00, 0x0b, 0x01, 0x0d, 0x07, 0x03, 0x04, 0x0e,
0x0e, 0x08, 0x00, 0x09, 0x04, 0x0b, 0x02, 0x07, 0x0c, 0x03, 0x0a, 0x05,
0x0d, 0x01, 0x06, 0x0f, 0x01, 0x04, 0x08, 0x0a, 0x0d, 0x0b, 0x07, 0x0e,
0x05, 0x0f, 0x03, 0x09, 0x00, 0x02, 0x06, 0x0c, 0x05, 0x03, 0x0c, 0x08,
0x0b, 0x02, 0x0e, 0x0a, 0x04, 0x01, 0x0d, 0x00, 0x06, 0x07, 0x0f, 0x09,
0x06, 0x00, 0x0b, 0x0e, 0x0d, 0x04, 0x0c, 0x0f, 0x07, 0x02, 0x08, 0x0a,
0x01, 0x05, 0x03, 0x09, 0x0b, 0x05, 0x0a, 0x0e, 0x0f, 0x01, 0x0c, 0x00,
0x06, 0x04, 0x02, 0x09, 0x03, 0x0d, 0x07, 0x08, 0x07, 0x02, 0x0a, 0x00,
0x0e, 0x08, 0x0f, 0x04, 0x0c, 0x0b, 0x09, 0x01, 0x05, 0x0d, 0x03, 0x06,
0x07, 0x04, 0x0f, 0x09, 0x05, 0x01, 0x0c, 0x0b, 0x00, 0x03, 0x08, 0x0e,
0x02, 0x0a, 0x06, 0x0d, 0x09, 0x04, 0x08, 0x00, 0x0a, 0x03, 0x01, 0x0c,
0x05, 0x0f, 0x07, 0x02, 0x0b, 0x0e, 0x06, 0x0d, 0x09, 0x05, 0x04, 0x07,
0x0e, 0x08, 0x03, 0x01, 0x0d, 0x0b, 0x0c, 0x02, 0x00, 0x0f, 0x06, 0x0a,
0x09, 0x0a, 0x0b, 0x0d, 0x05, 0x03, 0x0f, 0x00, 0x01, 0x0c, 0x08, 0x07,
0x06, 0x04, 0x0e, 0x02, 0x03, 0x0e, 0x0f, 0x02, 0x0d, 0x0c, 0x04, 0x05,
0x09, 0x06, 0x00, 0x01, 0x0b, 0x07, 0x0a, 0x08,
};
void newpassencrypt (char *, char *, char *);
void
newpassencrypt (char *old, char *new, char *out)
{
char *p, *bx;
char copy[8];
int i, di, ax;
char cl, dl, ch;
for (i = 0; i < 16; i++)
{
for (bx = old + 7; bx > old; bx--)
{
*bx = ((bx[-1] >> 4) & 0x0f) | ((*bx) << 4);
}
for (di = 0; di < 16; di++)
{
if (newshuffle[di + 0x100] & 1)
ch = ((copy[newshuffle[di + 0x100] / 2] >> 4) & 0x0f);
else
ch = copy[newshuffle[di + 0x100] / 2] & 0x0f;
out[di / 2] |= ((di & 1) ? ch << 4 : ch);
}
memcpy (copy, out, 8);
}
}