From e55a9b256d53c7fc5145e3e4d338d3741b23e232 Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Date: Mon, 17 Jun 2013 15:50:53 -0500 Subject: [PATCH] PowerPC: Reserve TCB space for EBB framework This patch reserves four pointer to be used in future Event-Based Branch framework for PowerPC. --- ChangeLog | 5 +++++ nptl/sysdeps/powerpc/tls.h | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/ChangeLog b/ChangeLog index f5292c5..8ba955a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2013-06-17 Adhemerval Zanella + + * nptl/sysdeps/powerpc/tls.h (tcbhead_t): Add Event-Based Branch + fields. + 2013-06-17 Roland McGrath * scripts/sysd-rules.awk: Sort sysd_rules_patterns by descending diff --git a/nptl/sysdeps/powerpc/tls.h b/nptl/sysdeps/powerpc/tls.h index 46dac9e..8e0ada6 100644 --- a/nptl/sysdeps/powerpc/tls.h +++ b/nptl/sysdeps/powerpc/tls.h @@ -61,6 +61,11 @@ typedef union dtv are private. */ typedef struct { + /* Reservation for the Event-Based Branching ABI. */ + uintptr_t ebb_handler; + uintptr_t ebb_ctx_pointer; + uintptr_t ebb_reserved1; + uintptr_t ebb_reserved2; uintptr_t pointer_guard; uintptr_t stack_guard; dtv_t *dtv; -- 2.7.4