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re PR tree-optimization/46805 (ICE: SIGSEGV in optab_for_tree_code (optabs.c:407) with -O -fno-tree-scev-cprop -ftree-vectorize) 

PR tree-optimization/46805
	PR tree-optimization/46833
	* go-lang.c (go_langhook_type_for_mode): Handle vector modes.

From-SVN: r167563
This commit is contained in:
Ian Lance Taylor 2010-12-07 19:28:44 +00:00 committed by Ian Lance Taylor
parent 128aaeedf4
commit 0e29f7e5af
2 changed files with 20 additions and 0 deletions
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6
gcc/go/ChangeLog
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@ -1,3 +1,9 @@
2010-12-07 Ian Lance Taylor <iant@google.com>
PR tree-optimization/46805
PR tree-optimization/46833
* go-lang.c (go_langhook_type_for_mode): Handle vector modes.
2010-12-06 Ian Lance Taylor <iant@google.com>
PR other/46789

14
gcc/go/go-lang.c
View File

@ -285,6 +285,20 @@ go_langhook_type_for_size (unsigned int bits, int unsignedp)
static tree
go_langhook_type_for_mode (enum machine_mode mode, int unsignedp)
{
/* Go has no vector types. Build them here. FIXME: It does not
make sense for the middle-end to ask the frontend for a type
which the frontend does not support. However, at least for now
it is required. See PR 46805. */
if (VECTOR_MODE_P (mode))
{
tree inner;
inner = go_langhook_type_for_mode (GET_MODE_INNER (mode), unsignedp);
if (inner != NULL_TREE)
return build_vector_type_for_mode (inner, mode);
return NULL_TREE;
}
return go_type_for_mode (mode, unsignedp);
}