diff mbox series

Move RETURN_TO to x86/sysdep.h and implement x86_64 version.

Message ID Y99nfeBrTubZL9oi@jupiter.tail36e24.ts.net
State New
Headers show
Series Move RETURN_TO to x86/sysdep.h and implement x86_64 version. | expand

Commit Message

Flavio Cruz Feb. 5, 2023, 8:23 a.m. UTC
---
 sysdeps/mach/i386/sysdep.h | 34 ----------------------------------
 sysdeps/mach/x86/sysdep.h  | 17 +++++++++++++++++
 2 files changed, 17 insertions(+), 34 deletions(-)
 delete mode 100644 sysdeps/mach/i386/sysdep.h

Comments

Samuel Thibault Feb. 5, 2023, 11:37 a.m. UTC | #1
Please cc libc-alpha when the patch is proposed for commit, so they can
get a look even after I commit it.

Applied, thanks!

Flavio Cruz, le dim. 05 févr. 2023 03:23:25 -0500, a ecrit:
> ---
>  sysdeps/mach/i386/sysdep.h | 34 ----------------------------------
>  sysdeps/mach/x86/sysdep.h  | 17 +++++++++++++++++
>  2 files changed, 17 insertions(+), 34 deletions(-)
>  delete mode 100644 sysdeps/mach/i386/sysdep.h
> 
> diff --git a/sysdeps/mach/i386/sysdep.h b/sysdeps/mach/i386/sysdep.h
> deleted file mode 100644
> index 33bd5ee402..0000000000
> --- a/sysdeps/mach/i386/sysdep.h
> +++ /dev/null
> @@ -1,34 +0,0 @@
> -/* Copyright (C) 1991-2023 Free Software Foundation, Inc.
> -
> -   This file is part of the GNU C Library.
> -
> -   The GNU C Library is free software; you can redistribute it and/or
> -   modify it under the terms of the GNU Lesser General Public
> -   License as published by the Free Software Foundation; either
> -   version 2.1 of the License, or (at your option) any later version.
> -
> -   The GNU C Library 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
> -   Lesser General Public License for more details.
> -
> -   You should have received a copy of the GNU Lesser General Public
> -   License along with the GNU C Library; if not, see
> -   <https://www.gnu.org/licenses/>.  */
> -
> -#ifndef _MACH_I386_SYSDEP_H
> -#define _MACH_I386_SYSDEP_H 1
> -
> -#include <sysdeps/mach/x86/sysdep.h>
> -
> -#define RETURN_TO(sp, pc, retval) \
> -  asm volatile ("movl %0, %%esp; jmp %*%1 # %2" \
> -		: : "g" (sp), "r" (pc), "a" (retval))
> -
> -/* This should be rearranged, but at the moment this file provides
> -   the most useful definitions for assembler syntax details.  */
> -#undef ENTRY
> -#undef ALIGN
> -#include <sysdeps/unix/i386/sysdep.h>
> -
> -#endif /* mach/i386/sysdep.h */
> diff --git a/sysdeps/mach/x86/sysdep.h b/sysdeps/mach/x86/sysdep.h
> index 90f295b27d..7ad785234f 100644
> --- a/sysdeps/mach/x86/sysdep.h
> +++ b/sysdeps/mach/x86/sysdep.h
> @@ -44,4 +44,21 @@
>  /* Get the machine-independent Mach definitions.  */
>  #include <sysdeps/mach/sysdep.h>
>  
> +#undef ENTRY
> +#undef ALIGN
> +
> +#ifdef __x86_64__
> +#define RETURN_TO(sp, pc, retval) \
> +  asm volatile ("movq %0, %%rsp; jmp %*%1 # %2" \
> +		: : "g" (sp), "r" (pc), "a" (retval))
> +/* This should be rearranged, but at the moment this file provides
> +   the most useful definitions for assembler syntax details.  */
> +#include <sysdeps/unix/x86_64/sysdep.h>
> +#else
> +#define RETURN_TO(sp, pc, retval) \
> +  asm volatile ("movl %0, %%esp; jmp %*%1 # %2" \
> +		: : "g" (sp), "r" (pc), "a" (retval))
> +#include <sysdeps/unix/i386/sysdep.h>
> +#endif
> +
>  #endif /* mach/x86/sysdep.h */
> -- 
> 2.39.1
> 
>
diff mbox series

Patch

diff --git a/sysdeps/mach/i386/sysdep.h b/sysdeps/mach/i386/sysdep.h
deleted file mode 100644
index 33bd5ee402..0000000000
--- a/sysdeps/mach/i386/sysdep.h
+++ /dev/null
@@ -1,34 +0,0 @@ 
-/* Copyright (C) 1991-2023 Free Software Foundation, Inc.
-
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library 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
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _MACH_I386_SYSDEP_H
-#define _MACH_I386_SYSDEP_H 1
-
-#include <sysdeps/mach/x86/sysdep.h>
-
-#define RETURN_TO(sp, pc, retval) \
-  asm volatile ("movl %0, %%esp; jmp %*%1 # %2" \
-		: : "g" (sp), "r" (pc), "a" (retval))
-
-/* This should be rearranged, but at the moment this file provides
-   the most useful definitions for assembler syntax details.  */
-#undef ENTRY
-#undef ALIGN
-#include <sysdeps/unix/i386/sysdep.h>
-
-#endif /* mach/i386/sysdep.h */
diff --git a/sysdeps/mach/x86/sysdep.h b/sysdeps/mach/x86/sysdep.h
index 90f295b27d..7ad785234f 100644
--- a/sysdeps/mach/x86/sysdep.h
+++ b/sysdeps/mach/x86/sysdep.h
@@ -44,4 +44,21 @@ 
 /* Get the machine-independent Mach definitions.  */
 #include <sysdeps/mach/sysdep.h>
 
+#undef ENTRY
+#undef ALIGN
+
+#ifdef __x86_64__
+#define RETURN_TO(sp, pc, retval) \
+  asm volatile ("movq %0, %%rsp; jmp %*%1 # %2" \
+		: : "g" (sp), "r" (pc), "a" (retval))
+/* This should be rearranged, but at the moment this file provides
+   the most useful definitions for assembler syntax details.  */
+#include <sysdeps/unix/x86_64/sysdep.h>
+#else
+#define RETURN_TO(sp, pc, retval) \
+  asm volatile ("movl %0, %%esp; jmp %*%1 # %2" \
+		: : "g" (sp), "r" (pc), "a" (retval))
+#include <sysdeps/unix/i386/sysdep.h>
+#endif
+
 #endif /* mach/x86/sysdep.h */