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re PR target/82713 (ICE in ix86_builtin_vectorization_cost, at config/i386/i386.c:44475)

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PR target/82713
	* i386.c (ix86_builtin_vectorization_cost): Be ready for insane
	types.

From-SVN: r254933
This commit is contained in:
Jan Hubicka 2017-11-19 19:52:54 +01:00 committed by Jan Hubicka
parent f9c59f7e95
commit 66c9290335
4 changed files with 42 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2017-11-19 Jan Hubicka <hubicka@ucw.cz>
PR target/82713
* i386.c (ix86_builtin_vectorization_cost): Be ready for insane
types.
2017-11-19 Tom de Vries <tom@codesourcery.com>
* config/arc/arc.h (FUNCTION_PROFILER): Remove semicolon after

13
gcc/config/i386/i386.c
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@ -44628,13 +44628,18 @@ ix86_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost,
case vector_load:
index = sse_store_index (mode);
gcc_assert (index >= 0);
/* See PR82713 - we may end up being called on non-vector type. */
if (index < 0)
index = 2;
return ix86_vec_cost (mode,
COSTS_N_INSNS (ix86_cost->sse_load[index]) / 2,
true);
case vector_store:
index = sse_store_index (mode);
/* See PR82713 - we may end up being called on non-vector type. */
if (index < 0)
index = 2;
return ix86_vec_cost (mode,
COSTS_N_INSNS (ix86_cost->sse_store[index]) / 2,
true);
@ -44647,6 +44652,9 @@ ix86_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost,
Do that incrementally. */
case unaligned_load:
index = sse_store_index (mode);
/* See PR82713 - we may end up being called on non-vector type. */
if (index < 0)
index = 2;
return ix86_vec_cost (mode,
COSTS_N_INSNS
(ix86_cost->sse_unaligned_load[index]) / 2,
@ -44654,6 +44662,9 @@ ix86_builtin_vectorization_cost (enum vect_cost_for_stmt type_of_cost,
case unaligned_store:
index = sse_store_index (mode);
/* See PR82713 - we may end up being called on non-vector type. */
if (index < 0)
index = 2;
return ix86_vec_cost (mode,
COSTS_N_INSNS
(ix86_cost->sse_unaligned_store[index]) / 2,

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2017-11-19 Jan Hubicka <hubicka@ucw.cz>
PR target/82713
* gcc.target/i386/pr82713.c: New testcase.
2017-11-19 Jakub Jelinek <jakub@redhat.com>
PR c/66618

19
gcc/testsuite/gcc.target/i386/pr82713.c Normal file
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@ -0,0 +1,19 @@
/* { dg-do compile } */
* { dg-options "-O3 -mavx512bw" } */
_Bool a[2048];
int b[2048];
void
foo ()
{
int i;
for (i = 0; i < 2048; i += 4)
{
a[i] = b[i] <= 10;
a[i + 3] = b[i + 1] <= 10;
a[i + 2] = b[i + 2] <= 10;
a[i + 1] = b[i + 3] <= 10;
}
}