diff mbox series

[hurd,commited,2/2] hurd: Add tlsdesc.sym

Message ID 20180129235843.7552-3-samuel.thibault@ens-lyon.org
State New
Headers show
Series hurd: build fixes | expand

Commit Message

Samuel Thibault Jan. 29, 2018, 11:58 p.m. UTC 
* sysdeps/mach/hurd/i386/tlsdesc.sym: New file.
---
 ChangeLog                          |  1 +
 sysdeps/mach/hurd/i386/tlsdesc.sym | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 sysdeps/mach/hurd/i386/tlsdesc.sym
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Patch

diff --git a/ChangeLog b/ChangeLog
index a49103451c..80ad4c6b10 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -29,6 +29,7 @@ 
 	* bits/fcntl.h: Fix comment for FREAD and FWRITE.
 	* sysdeps/mach/hurd/bits/fcntl.h: Likewise.
 	* sysdeps/mach/hurd/hp-timing.h: New file.
+	* sysdeps/mach/hurd/i386/tlsdesc.sym: New file.
 
 2018-01-29  Darius Rad  <darius@bluespec.com>
 
diff --git a/sysdeps/mach/hurd/i386/tlsdesc.sym b/sysdeps/mach/hurd/i386/tlsdesc.sym
new file mode 100644
index 0000000000..a358f7e325
--- /dev/null
+++ b/sysdeps/mach/hurd/i386/tlsdesc.sym
@@ -0,0 +1,19 @@ 
+#include <stddef.h>
+#include <sysdep.h>
+#include <tls.h>
+#include <link.h>
+#include <dl-tlsdesc.h>
+
+--
+
+-- We have to override sysdeps/i386/tlsdesc.sym to adapt to our libpthread.
+
+-- Abuse tls.h macros to derive offsets relative to the thread register.
+
+DTV_OFFSET			offsetof(tcbhead_t, dtv)
+
+TLSDESC_ARG			offsetof(struct tlsdesc, arg)
+
+TLSDESC_GEN_COUNT		offsetof(struct tlsdesc_dynamic_arg, gen_count)
+TLSDESC_MODID			offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_module)
+TLSDESC_MODOFF			offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_offset)