From: Andrew Waterman <waterman@cs.berkeley.edu>
Date: Fri, 7 Nov 2014 01:30:28 +0000 (-0800)
Subject: Fix TLS in benchmarks
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=dcf8a205dce59d9249bfd67c7f6145621a188c12;p=riscv-tests.git

Fix TLS in benchmarks

Linker relaxations were screwing up loading the thread pointer.
---

diff --git a/benchmarks/common/crt.S b/benchmarks/common/crt.S
index e35608e..24e3580 100644
--- a/benchmarks/common/crt.S
+++ b/benchmarks/common/crt.S
@@ -114,8 +114,11 @@ _start:
   sll sp, sp, STKSHIFT
   add sp, sp, tp
 
+  # offset thread pointer by thread pointer bias
   lui t0, %tprel_hi(tls_start)
+  add t0, t0, tp, %tprel_add(tls_start)
   add t0, t0, %tprel_lo(tls_start)
+  sub t0, t0, tp
   sub tp, tp, t0
 
   la t0, _init