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* [glibc] Define PC, SP and SYSRETURN for hurd x86_64
@ 2023-02-20 0:33 Samuel Thibault
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From: Samuel Thibault @ 2023-02-20 0:33 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b5b27ff1519d6ca20efcec46bc26964e1c7da68a
commit b5b27ff1519d6ca20efcec46bc26964e1c7da68a
Author: Flavio Cruz <flaviocruz@gmail.com>
Date: Wed Feb 15 01:16:38 2023 -0500
Define PC, SP and SYSRETURN for hurd x86_64
Moved thread_state.h to x86 directory since we only need to customize
those 3 definitions.
Message-Id: <Y+x4xrsDMkAomncO@jupiter.tail36e24.ts.net>
Diff:
---
sysdeps/mach/{i386 => x86}/thread_state.h | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/sysdeps/mach/i386/thread_state.h b/sysdeps/mach/x86/thread_state.h
similarity index 90%
rename from sysdeps/mach/i386/thread_state.h
rename to sysdeps/mach/x86/thread_state.h
index 4e6ce1f7dd..5be0bec150 100644
--- a/sysdeps/mach/i386/thread_state.h
+++ b/sysdeps/mach/x86/thread_state.h
@@ -16,8 +16,8 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#ifndef _MACH_I386_THREAD_STATE_H
-#define _MACH_I386_THREAD_STATE_H 1
+#ifndef _MACH_X86_THREAD_STATE_H
+#define _MACH_X86_THREAD_STATE_H 1
#include <mach/machine/thread_status.h>
@@ -29,9 +29,15 @@
#define machine_thread_state i386_thread_state
+#ifdef __x86_64__
+#define PC rip
+#define SP ursp
+#define SYSRETURN rax
+#else
#define PC eip
#define SP uesp
#define SYSRETURN eax
+#endif
#define MACHINE_THREAD_STATE_FIX_NEW(ts) do { \
asm ("mov %%cs, %w0" : "=q" ((ts)->cs)); \
@@ -50,4 +56,4 @@ struct machine_thread_all_state
#include <sysdeps/mach/thread_state.h>
-#endif /* mach/i386/thread_state.h */
+#endif /* mach/x86/thread_state.h */
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