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[RFC,14/22] Add Infinity THREAD_SELF macros to sysdeps/sh/nptl/tls.h

Message ID 1445352975-17844-15-git-send-email-gbenson@redhat.com
State New, archived
Headers

Commit Message

Gary Benson Oct. 20, 2015, 2:56 p.m. UTC 
  This commit adds Infinity THREAD_SELF macros for sh.

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/sh/nptl/tls.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
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Patch

diff --git a/sysdeps/sh/nptl/tls.h b/sysdeps/sh/nptl/tls.h
index 9615a76..e2fa09c 100644
--- a/sysdeps/sh/nptl/tls.h
+++ b/sysdeps/sh/nptl/tls.h
@@ -123,6 +123,12 @@  typedef struct
 # define DB_THREAD_SELF \
   REGISTER (32, 32, REG_GBR * 4, -sizeof (struct pthread))
 
+/* 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 REG_GBR * 4
+# define I8_TS_REG_BIAS -sizeof (struct pthread)
+
 /* Read member of the thread descriptor directly.  */
 # define THREAD_GETMEM(descr, member) (descr->member)