From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1851) id 37AA4385B514; Fri, 31 Mar 2023 11:54:21 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 37AA4385B514 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1680263661; bh=1p+uCMCAjRTGGoSCkCiP8I5cXESzpnsOmMJI60tXG4s=; h=From:To:Subject:Date:From; b=OyP6CjU+ZzSHRH8JhpdllmqL+F6ELzfH6O81aI0/m9FHN1ZD59JF6VshMGdSSvIDt 51s09IHsQ72QG9Xz42MubrJXOuz2aUZlOohHVV+5eYfphkkW/d3Grltn175COxJ/P0 Rrq3FcWErGay2/8Z3WRy7PpFECsmuzAkl0DX1mx8= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Martin Liska To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/marxin/heads/PR106816-mv-attributes)] ipa: propagate attributes for target attribute clones X-Act-Checkin: gcc X-Git-Author: Martin Liska X-Git-Refname: refs/users/marxin/heads/PR106816-mv-attributes X-Git-Oldrev: 608388486a54afe98aed0f105a6101ae7a9ff66c X-Git-Newrev: 0a6fa4833bbaa648c225366584f114e47b2c5746 Message-Id: <20230331115421.37AA4385B514@sourceware.org> Date: Fri, 31 Mar 2023 11:54:21 +0000 (GMT) List-Id: https://gcc.gnu.org/g:0a6fa4833bbaa648c225366584f114e47b2c5746 commit 0a6fa4833bbaa648c225366584f114e47b2c5746 Author: Martin Liska 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 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" } } */