tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for decls that are assembled before vectorization takes place.
* tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for decls that are assembled before vectorization takes place. (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1. From-SVN: r91517
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@ -1,3 +1,10 @@
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2004-11-30 Dorit Naishlos <dorit@il.ibm.com>
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PR tree-opt/18173
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* tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for
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decls that are assembled before vectorization takes place.
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(vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1.
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2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
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* passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
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@ -1509,6 +1509,9 @@ vect_can_force_dr_alignment_p (tree decl, unsigned int alignment)
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if (DECL_EXTERNAL (decl))
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return false;
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if (TREE_ASM_WRITTEN (decl))
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return false;
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if (TREE_STATIC (decl))
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return (alignment <= MAX_OFILE_ALIGNMENT);
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else
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@ -4130,7 +4133,7 @@ vect_compute_data_ref_alignment (struct data_reference *dr,
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if (vect_debug_details (NULL))
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fprintf (dump_file, "force alignment");
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DECL_ALIGN (base) = TYPE_ALIGN (vectype);
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DECL_USER_ALIGN (base) = TYPE_ALIGN (vectype);
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DECL_USER_ALIGN (base) = 1;
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}
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/* At this point we assume that the base is aligned, and the offset from it
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