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[RFC][PATCH 11/22] Add Infinity THREAD_SELF macros to sysdeps/nios2/nptl/tls.h
- From: Gary Benson <gbenson at redhat dot com>
- To: libc-alpha at sourceware dot org
- Date: Tue, 20 Oct 2015 15:56:04 +0100
- Subject: [RFC][PATCH 11/22] Add Infinity THREAD_SELF macros to sysdeps/nios2/nptl/tls.h
- Authentication-results: sourceware.org; auth=none
- References: <1445352975-17844-1-git-send-email-gbenson at redhat dot com>
This commit adds Infinity THREAD_SELF macros for nios2.
It's possible for this platform to put the Infinity macros before
libthread_db's DB_THREAD_SELF, and define DB_THREAD_SELF in terms
of the Infinity values, but I wasn't sure if it would be appropriate.
---
sysdeps/nios2/nptl/tls.h | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/sysdeps/nios2/nptl/tls.h b/sysdeps/nios2/nptl/tls.h
index 465a4b9..4c4252e 100644
--- a/sysdeps/nios2/nptl/tls.h
+++ b/sysdeps/nios2/nptl/tls.h
@@ -122,6 +122,12 @@ register struct pthread *__thread_self __asm__("r23");
# define DB_THREAD_SELF \
REGISTER (32, 32, 23 * 4, -TLS_PRE_TCB_SIZE - TLS_TCB_OFFSET)
+/* Magic for Infinity to know how to do THREAD_SELF. */
+# define I8_THREAD_SELF I8_TS_REGISTER
+# define I8_TS_REG_SIZE 32
+# define I8_TS_REG_OFFSET 23 * 4
+# define I8_TS_REG_BIAS -TLS_PRE_TCB_SIZE - TLS_TCB_OFFSET
+
/* Access to data in the thread descriptor is easy. */
# define THREAD_GETMEM(descr, member) \
descr->member
--
1.7.1