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be10a6b132
This needs further investigation, but for now we can get the tested sources into the poky gcc harness Signed-off-by: Koen Kooi <k-kooi@ti.com>
119 lines
3.3 KiB
Diff
119 lines
3.3 KiB
Diff
2010-07-24 Jie Zhang <jie@codesourcery.com>
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Issue #9079
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Backport from mainline:
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gcc/
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2010-07-23 Jie Zhang <jie@codesourcery.com>
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PR target/44290
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* attribs.c (decl_attributes): Insert "noinline" and "noclone"
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if "naked".
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* tree-sra.c (ipa_sra_preliminary_function_checks): Return
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false if ! tree_versionable_function_p.
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gcc/testsuite/
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2010-07-23 Jie Zhang <jie@codesourcery.com>
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PR target/44290
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* gcc.dg/pr44290-1.c: New test.
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* gcc.dg/pr44290-2.c: New test.
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2010-07-22 Maxim Kuvyrkov <maxim@codesourcery.com>
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Backport from FSF GCC 4.5 branch to fix PR45015:
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=== modified file 'gcc/attribs.c'
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--- old/gcc/attribs.c 2010-04-02 18:54:46 +0000
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+++ new/gcc/attribs.c 2010-08-05 11:39:36 +0000
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@@ -278,6 +278,19 @@
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TREE_VALUE (cur_attr) = chainon (opts, TREE_VALUE (cur_attr));
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}
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+ /* A "naked" function attribute implies "noinline" and "noclone" for
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+ those targets that support it. */
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+ if (TREE_CODE (*node) == FUNCTION_DECL
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+ && lookup_attribute_spec (get_identifier ("naked"))
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+ && lookup_attribute ("naked", attributes) != NULL)
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+ {
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+ if (lookup_attribute ("noinline", attributes) == NULL)
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+ attributes = tree_cons (get_identifier ("noinline"), NULL, attributes);
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+
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+ if (lookup_attribute ("noclone", attributes) == NULL)
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+ attributes = tree_cons (get_identifier ("noclone"), NULL, attributes);
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+ }
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+
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targetm.insert_attributes (*node, &attributes);
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for (a = attributes; a; a = TREE_CHAIN (a))
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=== added file 'gcc/testsuite/gcc.dg/pr44290-1.c'
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--- old/gcc/testsuite/gcc.dg/pr44290-1.c 1970-01-01 00:00:00 +0000
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+++ new/gcc/testsuite/gcc.dg/pr44290-1.c 2010-08-05 11:39:36 +0000
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@@ -0,0 +1,18 @@
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+/* { dg-do compile { target arm*-*-* avr-*-* mcore-*-* rx-*-* spu-*-* } } */
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+/* { dg-options "-O2 -fdump-tree-optimized" } */
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+
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+static void __attribute__((naked))
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+foo(void *from, void *to)
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+{
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+ asm volatile("dummy"::"r"(from), "r"(to));
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+}
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+
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+unsigned int fie[2];
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+
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+void fum(void *to)
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+{
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+ foo(fie, to);
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+}
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+
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+/* { dg-final { scan-tree-dump "foo \\\(void \\\* from, void \\\* to\\\)" "optimized" } } */
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+/* { dg-final { cleanup-tree-dump "optimized" } } */
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=== added file 'gcc/testsuite/gcc.dg/pr44290-2.c'
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--- old/gcc/testsuite/gcc.dg/pr44290-2.c 1970-01-01 00:00:00 +0000
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+++ new/gcc/testsuite/gcc.dg/pr44290-2.c 2010-08-05 11:39:36 +0000
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@@ -0,0 +1,24 @@
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+/* { dg-do compile { target arm*-*-* avr-*-* mcore-*-* rx-*-* spu-*-* } } */
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+/* { dg-options "-O2 -fdump-tree-optimized" } */
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+
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+static unsigned long __attribute__((naked))
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+foo (unsigned long base)
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+{
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+ asm volatile ("dummy");
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+}
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+unsigned long
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+bar (void)
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+{
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+ static int start, set;
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+
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+ if (!set)
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+ {
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+ set = 1;
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+ start = foo (0);
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+ }
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+
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+ return foo (start);
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+}
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+
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+/* { dg-final { scan-tree-dump "foo \\\(long unsigned int base\\\)" "optimized" } } */
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+/* { dg-final { cleanup-tree-dump "optimized" } } */
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=== modified file 'gcc/tree-sra.c'
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--- old/gcc/tree-sra.c 2010-03-17 12:02:35 +0000
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+++ new/gcc/tree-sra.c 2010-08-05 11:39:36 +0000
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@@ -4096,6 +4096,13 @@
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static bool
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ipa_sra_preliminary_function_checks (struct cgraph_node *node)
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{
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+ if (!tree_versionable_function_p (current_function_decl))
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+ {
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+ if (dump_file)
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+ fprintf (dump_file, "Function isn't allowed to be versioned.\n");
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+ return false;
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+ }
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+
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if (!cgraph_node_can_be_local_p (node))
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{
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if (dump_file)
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