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| author | Jakub Jelinek <jakub@redhat.com> | 2006-10-06 09:15:48 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2006-10-06 09:15:48 +0200 |
| commit | 86a0f64291720469505a83812911c07ab7a2453f (patch) | |
| tree | 11b6eca46692102cbf386e7bf44a3dd3eff1125a /gcc | |
| parent | 0d3abf6f9e44a3341754463170ff12d504e77530 (diff) | |
| download | gcc-86a0f64291720469505a83812911c07ab7a2453f.zip gcc-86a0f64291720469505a83812911c07ab7a2453f.tar.gz gcc-86a0f64291720469505a83812911c07ab7a2453f.tar.bz2 | |
re PR c/29091 (vector constant not fully outputed)
PR c/29091
* varasm.c (output_constant): If TREE_VECTOR_CST_ELTS chain is shorter than
the number of vector elements fill the rest with zeros.
* gcc.dg/pr29091.c: New test.
From-SVN: r117481
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr29091.c | 44 | ||||
| -rw-r--r-- | gcc/varasm.c | 6 |
4 files changed, 60 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3ae2d25..3eaecfe 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-10-06 Jakub Jelinek <jakub@redhat.com> + + PR c/29091 + * varasm.c (output_constant): If TREE_VECTOR_CST_ELTS chain is shorter than + the number of vector elements fill the rest with zeros. + 2006-10-05 Richard Sandiford <richard@codesourcery.com> * config/mips/mips.c (mips_pass_by_reference): Do not return false diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 31ba8d4..7fb74e7 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2006-10-06 Jakub Jelinek <jakub@redhat.com> + + PR c/29091 + * gcc.dg/pr29091.c: New test. + 2006-10-06 Joseph Myers <joseph@codesourcery.com> * lib/target-supports.exp diff --git a/gcc/testsuite/gcc.dg/pr29091.c b/gcc/testsuite/gcc.dg/pr29091.c new file mode 100644 index 0000000..6e06c63 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr29091.c @@ -0,0 +1,44 @@ +/* PR c/29091 */ +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +extern void abort (void); + +__attribute__ ((vector_size (sizeof (int) * 4))) int a = { 1, 2 }; +int d = 3; +__attribute__ ((vector_size (sizeof (int) * 4))) int b = { 4, 5, 6 }; +int e = 7; +__attribute__ ((vector_size (sizeof (int) * 4))) int c = { }; + +int +main (void) +{ + int *p = (int *) &a; + if (p[0] != 1) + abort (); + if (p[1] != 2) + abort (); + if (p[2] != 0) + abort (); + if (p[3] != 0) + abort (); + p = (int *) &b; + if (p[0] != 4) + abort (); + if (p[1] != 5) + abort (); + if (p[2] != 6) + abort (); + if (p[3] != 0) + abort (); + p = (int *) &c; + if (p[0] != 0) + abort (); + if (p[1] != 0) + abort (); + if (p[2] != 0) + abort (); + if (p[3] != 0) + abort (); + return 0; +} diff --git a/gcc/varasm.c b/gcc/varasm.c index ff3e443..d14dc70 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -4403,8 +4403,12 @@ output_constant (tree exp, unsigned HOST_WIDE_INT size, unsigned int align) link = TREE_VECTOR_CST_ELTS (exp); output_constant (TREE_VALUE (link), elt_size, align); + thissize = elt_size; while ((link = TREE_CHAIN (link)) != NULL) - output_constant (TREE_VALUE (link), elt_size, nalign); + { + output_constant (TREE_VALUE (link), elt_size, nalign); + thissize += elt_size; + } break; } default: |