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-rw-r--r--meta/recipes-devtools/gcc/gcc/0022-libatomic-Do-not-enforce-march-on-aarch64.patch42
1 files changed, 42 insertions, 0 deletions
diff --git a/meta/recipes-devtools/gcc/gcc/0022-libatomic-Do-not-enforce-march-on-aarch64.patch b/meta/recipes-devtools/gcc/gcc/0022-libatomic-Do-not-enforce-march-on-aarch64.patch
new file mode 100644
index 0000000000..0ea8aac543
--- /dev/null
+++ b/meta/recipes-devtools/gcc/gcc/0022-libatomic-Do-not-enforce-march-on-aarch64.patch
@@ -0,0 +1,42 @@
+From 939a899b862f7a25e52b74d1587fc75fc65779c0 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Wed, 13 May 2020 15:10:38 -0700
+Subject: [PATCH] libatomic: Do not enforce march on aarch64
+
+OE passes the right options via gcc compiler cmdline via TUNE_CCARGS
+this can conflict between -mcpu settings and -march setting here, since
+-mcpu will translate into an appropriate -march, lets depend on that
+instead of setting it explicitly
+
+Upstream-Status: Inappropriate [OE-Specific]
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ libatomic/Makefile.am | 1 -
+ libatomic/Makefile.in | 1 -
+ 2 files changed, 2 deletions(-)
+
+diff --git a/libatomic/Makefile.am b/libatomic/Makefile.am
+index c6c8d81c56a..d959a5d040e 100644
+--- a/libatomic/Makefile.am
++++ b/libatomic/Makefile.am
+@@ -125,7 +125,6 @@ libatomic_la_LIBADD = $(foreach s,$(SIZES),$(addsuffix _$(s)_.lo,$(SIZEOBJS)))
+ ## On a target-specific basis, include alternates to be selected by IFUNC.
+ if HAVE_IFUNC
+ if ARCH_AARCH64_LINUX
+-IFUNC_OPTIONS = -march=armv8-a+lse
+ libatomic_la_LIBADD += $(foreach s,$(SIZES),$(addsuffix _$(s)_1_.lo,$(SIZEOBJS)))
+ libatomic_la_SOURCES += atomic_16.S
+
+diff --git a/libatomic/Makefile.in b/libatomic/Makefile.in
+index a0fa3dfc8cc..e70d389874a 100644
+--- a/libatomic/Makefile.in
++++ b/libatomic/Makefile.in
+@@ -447,7 +447,6 @@ M_SRC = $(firstword $(filter %/$(M_FILE), $(all_c_files)))
+ libatomic_la_LIBADD = $(foreach s,$(SIZES),$(addsuffix \
+ _$(s)_.lo,$(SIZEOBJS))) $(am__append_1) $(am__append_3) \
+ $(am__append_4) $(am__append_5)
+-@ARCH_AARCH64_LINUX_TRUE@@HAVE_IFUNC_TRUE@IFUNC_OPTIONS = -march=armv8-a+lse
+ @ARCH_ARM_LINUX_TRUE@@HAVE_IFUNC_TRUE@IFUNC_OPTIONS = -march=armv7-a+fp -DHAVE_KERNEL64
+ @ARCH_I386_TRUE@@HAVE_IFUNC_TRUE@IFUNC_OPTIONS = -march=i586
+ @ARCH_X86_64_TRUE@@HAVE_IFUNC_TRUE@IFUNC_OPTIONS = -mcx16 -mcx16