Pushed to r14-9351.
在 2024/3/6 上午9:19, Yang Yujie 写道:
gcc/ChangeLog:
* config.gcc: Add a case for loongarch*-*-linux-musl*.
* config/loongarch/linux.h: Disable the multilib-compatible
treatment for *musl* targets.
* config/loongarch/musl.h: New file.
---
gcc/config.gcc | 3 +++
gcc/config/loongarch/linux.h | 4 +++-
gcc/config/loongarch/musl.h | 23 +++++++++++++++++++++++
3 files changed, 29 insertions(+), 1 deletion(-)
create mode 100644 gcc/config/loongarch/musl.h
diff --git a/gcc/config.gcc b/gcc/config.gcc
index a1480b72c46..3293be16699 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -2538,6 +2538,9 @@ riscv*-*-freebsd*)
loongarch*-*-linux*)
tm_file="elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h
${tm_file}"
+ case ${target} in
+ *-linux-musl*) tm_file="${tm_file} loongarch/musl.h"
+ esac
tm_file="${tm_file} loongarch/gnu-user.h loongarch/linux.h
loongarch/loongarch-driver.h"
extra_options="${extra_options} linux-android.opt"
tmake_file="${tmake_file} loongarch/t-multilib loongarch/t-linux"
diff --git a/gcc/config/loongarch/linux.h b/gcc/config/loongarch/linux.h
index 17d9f87537b..40d9ba6d405 100644
--- a/gcc/config/loongarch/linux.h
+++ b/gcc/config/loongarch/linux.h
@@ -21,7 +21,9 @@ along with GCC; see the file COPYING3. If not see
* This ensures that a compiler configured with --disable-multilib
* can work in a multilib environment. */
-#if defined(LA_DISABLE_MULTILIB) && defined(LA_DISABLE_MULTIARCH)
+#if !defined(LA_DEFAULT_TARGET_MUSL) \
+ && defined(LA_DISABLE_MULTILIB) \
+ && defined(LA_DISABLE_MULTIARCH)
#if DEFAULT_ABI_BASE == ABI_BASE_LP64D
#define ABI_LIBDIR "lib64"
diff --git a/gcc/config/loongarch/musl.h b/gcc/config/loongarch/musl.h
new file mode 100644
index 00000000000..fa43bc86606
--- /dev/null
+++ b/gcc/config/loongarch/musl.h
@@ -0,0 +1,23 @@
+/* Definitions for MUSL C library support.
+ Copyright (C) 2024 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
+
+
+#ifndef LA_DEFAULT_TARGET_MUSL
+#define LA_DEFAULT_TARGET_MUSL
+#endif
