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| author | Uros Bizjak <ubizjak@gmail.com> | 2008-01-24 18:08:10 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2008-01-24 18:08:10 +0100 |
| commit | fcc448088df39d4512d3f1fd1d85ea2c83c36cf9 (patch) | |
| tree | c6b21fc37a86df364486f9155106cbb51f394317 | |
| parent | 94de25225dcfcb12f44414885e32de5bfcba91e2 (diff) | |
| download | gcc-fcc448088df39d4512d3f1fd1d85ea2c83c36cf9.zip gcc-fcc448088df39d4512d3f1fd1d85ea2c83c36cf9.tar.gz gcc-fcc448088df39d4512d3f1fd1d85ea2c83c36cf9.tar.bz2 | |
re PR target/34856 (ICE with some constant vectors)
PR target/34856
* config/i386/i386.c (ix86_expand_vector_init): Consider only
CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
testsuite/ChangeLog:
PR target/34856
* gcc.dg/pr34856.c: New test.
From-SVN: r131796
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr34856.c | 25 |
4 files changed, 39 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b4668e7..6b4689a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-01-24 Uros Bizjak <ubizjak@gmail.com> + + PR target/34856 + * config/i386/i386.c (ix86_expand_vector_init): Consider only + CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements. + 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com> PR middle-end/34934 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index a8c8b72..6e9ae2a 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -23593,7 +23593,9 @@ ix86_expand_vector_init (bool mmx_ok, rtx target, rtx vals) for (i = 0; i < n_elts; ++i) { x = XVECEXP (vals, 0, i); - if (!CONSTANT_P (x)) + if (!(CONST_INT_P (x) + || GET_CODE (x) == CONST_DOUBLE + || GET_CODE (x) == CONST_FIXED)) n_var++, one_var = i; else if (x != CONST0_RTX (inner_mode)) all_const_zero = false; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 933bcae..96515ab 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2008-01-24 Uros Bizjak <ubizjak@gmail.com> + + PR target/34856 + * gcc.dg/pr34856.c: New test. + 2008-01-24 Tobias Burnus <burnus@net-b.de> * gfortran.dg/namelist_39.f90: Delete temporary files. diff --git a/gcc/testsuite/gcc.dg/pr34856.c b/gcc/testsuite/gcc.dg/pr34856.c new file mode 100644 index 0000000..7900cc3 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr34856.c @@ -0,0 +1,25 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ +/* { dg-options "-O2 -msse2" { target { i?86-*-* x86_64-*-* } } } */ + +#undef __vector +#define __vector __attribute__((vector_size(16) )) + +typedef __vector signed char qword; +typedef __vector unsigned int VU32; + +extern short g[192 + 16]; + +void f (qword); + +void f1 (unsigned ctr) +{ + VU32 pin; + pin = (VU32){(unsigned int) &g[16]}; + do + { + f ((qword) pin); + ctr--; + } + while (ctr); +} |