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* [gcc(refs/users/marxin/heads/PR106816-mv-attributes)] ipa: propagate attributes for target attribute clones
@ 2023-03-31 12:46 Martin Liska
0 siblings, 0 replies; 3+ messages in thread
From: Martin Liska @ 2023-03-31 12:46 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:816b951f2ae3f81485597170f83ce15e70a27c35
commit 816b951f2ae3f81485597170f83ce15e70a27c35
Author: Martin Liska <mliska@suse.cz>
Date: Fri Mar 31 12:16:34 2023 +0200
ipa: propagate attributes for target attribute clones
PR ipa/106816
gcc/ChangeLog:
* config/i386/i386-features.cc (ix86_get_function_versions_dispatcher):
Propagate function attributes for clones.
gcc/testsuite/ChangeLog:
* g++.target/i386/pr106816.C: New test.
Co-Authored-By: H.J. Lu <hjl.tools@gmail.com>
Diff:
---
gcc/config/i386/i386-features.cc | 1 +
gcc/testsuite/g++.target/i386/pr106816.C | 23 +++++++++++++++++++++++
2 files changed, 24 insertions(+)
diff --git a/gcc/config/i386/i386-features.cc b/gcc/config/i386/i386-features.cc
index c09abf8fc20..f2b0d59a73c 100644
--- a/gcc/config/i386/i386-features.cc
+++ b/gcc/config/i386/i386-features.cc
@@ -3379,6 +3379,7 @@ ix86_get_function_versions_dispatcher (void *decl)
/* Right now, the dispatching is done via ifunc. */
dispatch_decl = make_dispatcher_decl (default_node->decl);
TREE_NOTHROW (dispatch_decl) = TREE_NOTHROW (fn);
+ TREE_THIS_VOLATILE (dispatch_decl) = TREE_THIS_VOLATILE (fn);
dispatcher_node = cgraph_node::get_create (dispatch_decl);
gcc_assert (dispatcher_node != NULL);
diff --git a/gcc/testsuite/g++.target/i386/pr106816.C b/gcc/testsuite/g++.target/i386/pr106816.C
new file mode 100644
index 00000000000..0f5cc1f13dd
--- /dev/null
+++ b/gcc/testsuite/g++.target/i386/pr106816.C
@@ -0,0 +1,23 @@
+// PR ipa/106816
+
+// { dg-do compile }
+// { dg-require-ifunc "" }
+// { dg-options "-O2 -fdump-tree-optimized" }
+
+__attribute__((noreturn, target("default"))) void f()
+{
+ for (;;) {}
+}
+
+__attribute__((noreturn, target("sse4.2,bmi"))) void f()
+{
+ for (;;) {}
+}
+
+int main()
+{
+ f();
+ return 12345;
+}
+
+/* { dg-final { scan-tree-dump-not "12345" "optimized" } } */
^ permalink raw reply [flat|nested] 3+ messages in thread
* [gcc(refs/users/marxin/heads/PR106816-mv-attributes)] ipa: propagate attributes for target attribute clones
@ 2023-03-31 11:54 Martin Liska
0 siblings, 0 replies; 3+ messages in thread
From: Martin Liska @ 2023-03-31 11:54 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:0a6fa4833bbaa648c225366584f114e47b2c5746
commit 0a6fa4833bbaa648c225366584f114e47b2c5746
Author: Martin Liska <mliska@suse.cz>
Date: Fri Mar 31 12:16:34 2023 +0200
ipa: propagate attributes for target attribute clones
PR ipa/106816
gcc/ChangeLog:
* config/i386/i386-features.cc (ix86_get_function_versions_dispatcher):
Propagate function attributes for clones.
gcc/testsuite/ChangeLog:
* g++.target/i386/pr106816.C: New test.
Co-Authored-By: H.J. Lu <hjl.tools@gmail.com>
Diff:
---
gcc/config/i386/i386-features.cc | 2 ++
gcc/testsuite/g++.target/i386/pr106816.C | 23 +++++++++++++++++++++++
2 files changed, 25 insertions(+)
diff --git a/gcc/config/i386/i386-features.cc b/gcc/config/i386/i386-features.cc
index c09abf8fc20..5ec9761fdb8 100644
--- a/gcc/config/i386/i386-features.cc
+++ b/gcc/config/i386/i386-features.cc
@@ -3379,6 +3379,8 @@ ix86_get_function_versions_dispatcher (void *decl)
/* Right now, the dispatching is done via ifunc. */
dispatch_decl = make_dispatcher_decl (default_node->decl);
TREE_NOTHROW (dispatch_decl) = TREE_NOTHROW (fn);
+ TREE_THIS_VOLATILE (dispatch_decl) = TREE_THIS_VOLATILE (fn);
+ DECL_PURE_P (dispatch_decl) = DECL_PURE_P (fn);
dispatcher_node = cgraph_node::get_create (dispatch_decl);
gcc_assert (dispatcher_node != NULL);
diff --git a/gcc/testsuite/g++.target/i386/pr106816.C b/gcc/testsuite/g++.target/i386/pr106816.C
new file mode 100644
index 00000000000..0f5cc1f13dd
--- /dev/null
+++ b/gcc/testsuite/g++.target/i386/pr106816.C
@@ -0,0 +1,23 @@
+// PR ipa/106816
+
+// { dg-do compile }
+// { dg-require-ifunc "" }
+// { dg-options "-O2 -fdump-tree-optimized" }
+
+__attribute__((noreturn, target("default"))) void f()
+{
+ for (;;) {}
+}
+
+__attribute__((noreturn, target("sse4.2,bmi"))) void f()
+{
+ for (;;) {}
+}
+
+int main()
+{
+ f();
+ return 12345;
+}
+
+/* { dg-final { scan-tree-dump-not "12345" "optimized" } } */
^ permalink raw reply [flat|nested] 3+ messages in thread
* [gcc(refs/users/marxin/heads/PR106816-mv-attributes)] ipa: propagate attributes for target attribute clones
@ 2023-03-31 10:18 Martin Liska
0 siblings, 0 replies; 3+ messages in thread
From: Martin Liska @ 2023-03-31 10:18 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:71310118a0426ae898c0bc20e9dc3b2dfdacd6b8
commit 71310118a0426ae898c0bc20e9dc3b2dfdacd6b8
Author: Martin Liska <mliska@suse.cz>
Date: Fri Mar 31 12:16:34 2023 +0200
ipa: propagate attributes for target attribute clones
PR ipa/106816
gcc/ChangeLog:
* config/i386/i386-features.cc (ix86_get_function_versions_dispatcher):
Propagate function attributes for clones.
gcc/testsuite/ChangeLog:
* g++.target/i386/pr106816.C: New test.
Co-Authored-By: H.J. Lu <hjl.tools@gmail.com>
Diff:
---
gcc/config/i386/i386-features.cc | 3 +++
gcc/testsuite/g++.target/i386/pr106816.C | 23 +++++++++++++++++++++++
2 files changed, 26 insertions(+)
diff --git a/gcc/config/i386/i386-features.cc b/gcc/config/i386/i386-features.cc
index c09abf8fc20..68e44fd2ae4 100644
--- a/gcc/config/i386/i386-features.cc
+++ b/gcc/config/i386/i386-features.cc
@@ -3379,6 +3379,9 @@ ix86_get_function_versions_dispatcher (void *decl)
/* Right now, the dispatching is done via ifunc. */
dispatch_decl = make_dispatcher_decl (default_node->decl);
TREE_NOTHROW (dispatch_decl) = TREE_NOTHROW (fn);
+ TREE_THIS_VOLATILE (dispatch_decl) = TREE_THIS_VOLATILE (fn);
+ TREE_READONLY (dispatch_decl) = TREE_READONLY (fn);
+ DECL_PURE_P (dispatch_decl) = DECL_PURE_P (fn);
dispatcher_node = cgraph_node::get_create (dispatch_decl);
gcc_assert (dispatcher_node != NULL);
diff --git a/gcc/testsuite/g++.target/i386/pr106816.C b/gcc/testsuite/g++.target/i386/pr106816.C
new file mode 100644
index 00000000000..0f5cc1f13dd
--- /dev/null
+++ b/gcc/testsuite/g++.target/i386/pr106816.C
@@ -0,0 +1,23 @@
+// PR ipa/106816
+
+// { dg-do compile }
+// { dg-require-ifunc "" }
+// { dg-options "-O2 -fdump-tree-optimized" }
+
+__attribute__((noreturn, target("default"))) void f()
+{
+ for (;;) {}
+}
+
+__attribute__((noreturn, target("sse4.2,bmi"))) void f()
+{
+ for (;;) {}
+}
+
+int main()
+{
+ f();
+ return 12345;
+}
+
+/* { dg-final { scan-tree-dump-not "12345" "optimized" } } */
^ permalink raw reply [flat|nested] 3+ messages in thread
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