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re PR rtl-optimization/33846 (ICE in trunc_int_for_mode, at explow.c:55) 

PR rtl-optimization/33846
        * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.

testsuite/ChangeLog:

        PR rtl-optimization/33846
        * gcc.dg/vect/pr33846.c: New testcase.

From-SVN: r129589
This commit is contained in:
Uros Bizjak 2007-10-23 22:15:04 +02:00
parent 68cba9eee7
commit 881ef7be46
4 changed files with 42 additions and 6 deletions
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11
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2007-10-23 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/33846
* combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/33860
@ -32,8 +37,8 @@
PR tree-optimization/33834
PR tree-optimization/33835
* tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE stmts
need to be checked for success seperately.
* tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
stmts need to be checked for success seperately.
* tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
Remove the check that stmt is not LIVE.
(vectorizable_assignment, vectorizable_induction): Likewise.
@ -899,7 +904,7 @@
IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
immediate shift value.
config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
* config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
_mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
_mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
Remove macros for !__OPTIMIZE__ case.

3
gcc/combine.c
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@ -9343,6 +9343,9 @@ simplify_shift_const_1 (enum rtx_code code, enum machine_mode result_mode,
break;
case NOT:
if (VECTOR_MODE_P (mode))
break;
/* Make this fit the case below. */
varop = gen_rtx_XOR (mode, XEXP (varop, 0),
GEN_INT (GET_MODE_MASK (mode)));

12
gcc/testsuite/ChangeLog
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@ -1,4 +1,10 @@
2007-10-23 Martin Michlmayr <tbm@cyrius.com>
2007-10-23 Martin Michlmayr <tbm@cyrius.com>
Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/33846
* gcc.dg/vect/pr33846.c: New testcase.
2007-10-23 Martin Michlmayr <tbm@cyrius.com>
Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/33860
@ -8,13 +14,13 @@
2007-10-23 Tehila Meyzels <tehila@il.ibm.com>
Revital Eres <eres@il.ibm.com>
* testsuite/gcc.dg/sms-2.c: New testcase.
* testsuite/gcc.dg/sms-2.c: New testcase.
2007-10-22 David S. Miller <davem@davemloft.net>
* gcc.dg/globalreg-1.c: New test.
2007-10-22 Martin Michlmayr <tbm@cyrius.com>
2007-10-22 Martin Michlmayr <tbm@cyrius.com>
Dorit Nuzman <dorit@il.ibm.com>
PR tree-optimization/33834

22
gcc/testsuite/gcc.dg/vect/pr33846.c Normal file
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@ -0,0 +1,22 @@
/* Testcase by Martin Michlmayr <tbm@cyrius.com> */
/* { dg-do compile } */
/* { dg-require-effective-target vect_shift } */
int clamp_val (int i)
{
return ~i >> 31;
}
void _mix_some_samples (long buf, int *mix_buffer, int mix_size)
{
int i;
signed int *p = mix_buffer;
for (i = mix_size ; i > 0; i--)
{
*((short *) buf) = clamp_val ((*p) + 0x800000);
buf += 2;
p++;
}
}
/* { dg-final { cleanup-tree-dump "vect" } } */