[OE-core] [PATCH] binutils: Add thunderx support to gas

Jagadeesh Krishnanjanappa jkrishnanjanappa at mvista.com
Tue Sep 8 20:02:01 UTC 2015


Without this patch, cross compiling for AArch64 with
"-mcpu=thunderx" fails with below error,

-- snip --
Assembler messages:
Error: unknown cpu `thunderx'
Error: unrecognized option -mcpu=thunderx
-- CUT --

Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
---
 meta/recipes-devtools/binutils/binutils-2.25.1.inc |  1 +
 .../binutils/add-thunderx-support-for-gas.patch    | 33 ++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 meta/recipes-devtools/binutils/binutils/add-thunderx-support-for-gas.patch

diff --git a/meta/recipes-devtools/binutils/binutils-2.25.1.inc b/meta/recipes-devtools/binutils/binutils-2.25.1.inc
index 120db87..f3817fa 100644
--- a/meta/recipes-devtools/binutils/binutils-2.25.1.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.25.1.inc
@@ -34,6 +34,7 @@ SRC_URI = "\
      file://0014-gold-arm-Skip-pic-check-for-R_ARM_REL32.patch \
      file://0015-Fix-dynamic-list-so-that-symbols-not-in-the-list-are.patch \
      file://binutils-octeon3.patch \
+     file://add-thunderx-support-for-gas.patch \
      "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/add-thunderx-support-for-gas.patch b/meta/recipes-devtools/binutils/binutils/add-thunderx-support-for-gas.patch
new file mode 100644
index 0000000..0f6875e
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/add-thunderx-support-for-gas.patch
@@ -0,0 +1,33 @@
+Add thunderx support to gas
+
+Upstream-Status: Submitted [https://sourceware.org/ml/binutils/2014-10/msg00170.html]
+
+Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
+
+Author: Andrew Pinski <apinski at cavium.com>
+Date: Mon, 20 Oct 2014 11:42:58 -0700
+
+    This patch adds -mcpu=thunderx support to gas.
+
+diff -Naurp git_org/gas/config/tc-aarch64.c git/gas/config/tc-aarch64.c
+--- git_org/gas/config/tc-aarch64.c	2015-09-07 02:13:51.988973523 -0700
++++ git/gas/config/tc-aarch64.c	2015-09-07 02:15:21.705981540 -0700
+@@ -7206,6 +7206,7 @@ static const struct aarch64_cpu_option_t
+ 				 AARCH64_FEATURE_CRC), "Cortex-A57"},
+   {"cortex-a72", AARCH64_FEATURE (AARCH64_ARCH_V8,
+ 				  AARCH64_FEATURE_CRC), "Cortex-A72"},
++  {"thunderx",		AARCH64_ARCH_V8, "Cavium ThunderX"},				  
+   {"exynos-m1", AARCH64_FEATURE (AARCH64_ARCH_V8,
+ 				 AARCH64_FEATURE_CRC | AARCH64_FEATURE_CRYPTO),
+ 				 "Samsung Exynos M1"},
+diff -Naurp git_org/gas/doc/c-aarch64.texi git/gas/doc/c-aarch64.texi
+--- git_org/gas/doc/c-aarch64.texi	2015-09-07 02:13:51.969973522 -0700
++++ git/gas/doc/c-aarch64.texi	2015-09-07 02:16:03.364985262 -0700
+@@ -58,6 +58,7 @@ on the target processor.  The following
+ @code{cortex-a53},
+ @code{cortex-a57},
+ @code{cortex-a72},
++ at code{thunderx},
+ @code{exynos-m1},
+ @code{xgene1},
+ and
-- 
1.9.1




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