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multiple_target.c (create_dispatcher_calls): Add target check on ifunc. 

2015-11-03  Evgeny Stupachenko  <evstupac@gmail.com>

gcc/
	* multiple_target.c (create_dispatcher_calls): Add target check
	on ifunc.
	(create_target_clone): Change assembler name for versioned declarations.
gcc/testsuite/
	* g++.dg/ext/mvc4.C: Add dg-require-ifunc condition.
	* gcc.target/i386/mvc5.c: Ditto.
	* gcc.target/i386/mvc7.c: Add dg-require-ifunc condition and checks on
	resolver.

From-SVN: r229706
This commit is contained in:
Evgeny Stupachenko 2015-11-03 12:02:53 +00:00 committed by Ilya Verbin
parent 4bf9e5a8a2
commit f947799989
6 changed files with 31 additions and 0 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2015-11-03 Evgeny Stupachenko <evstupac@gmail.com>
* multiple_target.c (create_dispatcher_calls): Add target check
on ifunc.
(create_target_clone): Change assembler name for versioned declarations.
2015-11-03 Thomas Schwinge <thomas@codesourcery.com>
Chung-Lin Tang <cltang@codesourcery.com>

12
gcc/multiple_target.c
View File

@ -61,12 +61,20 @@ create_dispatcher_calls (struct cgraph_node *node)
|| !DECL_FUNCTION_VERSIONED (decl))
continue;
if (!targetm.has_ifunc_p ())
{
error_at (gimple_location (call),
"the call requires ifunc, which is not"
" supported by this target");
break;
}
e_next = e->next_caller;
idecl = targetm.get_function_versions_dispatcher (decl);
if (!idecl)
{
error_at (gimple_location (call),
"default target_clones attribute was not set");
break;
}
inode = cgraph_node::get (idecl);
gcc_assert (inode);
@ -215,6 +223,10 @@ create_target_clone (cgraph_node *node, bool definition, char *name)
{
tree new_decl = copy_node (node->decl);
new_node = cgraph_node::get_create (new_decl);
/* Generate a new name for the new version. */
symtab->change_decl_assembler_name (new_node->decl,
clone_function_name (node->decl,
name));
}
return new_node;
}

7
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,10 @@
2015-11-03 Evgeny Stupachenko <evstupac@gmail.com>
* g++.dg/ext/mvc4.C: Add dg-require-ifunc condition.
* gcc.target/i386/mvc5.c: Ditto.
* gcc.target/i386/mvc7.c: Add dg-require-ifunc condition and checks on
resolver.
2015-11-03 Thomas Schwinge <thomas@codesourcery.com>
* c-c++-common/goacc-gomp/nesting-fail-1.c: Move "atomic" tests

1
gcc/testsuite/g++.dg/ext/mvc4.C
View File

@ -1,4 +1,5 @@
/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
/* { dg-require-ifunc "" } */
/* { dg-options "-mavx" } */
#include <immintrin.h>

1
gcc/testsuite/gcc.target/i386/mvc5.c
View File

@ -1,4 +1,5 @@
/* { dg-do compile } */
/* { dg-require-ifunc "" } */
/* { dg-options "-fno-inline" } */
/* { dg-final { scan-assembler-times "foo.ifunc" 6 } } */

4
gcc/testsuite/gcc.target/i386/mvc7.c
View File

@ -1,4 +1,8 @@
/* { dg-do compile } */
/* { dg-require-ifunc "" } */
/* { dg-final { scan-assembler "foo.resolver" } } */
/* { dg-final { scan-assembler "avx" } } */
/* { dg-final { scan-assembler "slm" } } */
/* { dg-final { scan-assembler-times "foo.ifunc" 4 } } */
__attribute__((target_clones("avx","default","arch=slm","arch=core-avx2")))