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authorManjukumar Matha <manjukumar.harthikote-matha@xilinx.com>2016-07-11 14:05:10 -0700
committerNathan Rossi <nathan@nathanrossi.com>2016-07-17 03:37:48 +1000
commit19774bd71e1740f099659883d2c230014dcab3f3 (patch)
tree5a91795f0809fd5b9be68c8975984718ad1d4d40
parent37895574d49ea6d8f589921e32566d307dc4e9fb (diff)
downloadmeta-xilinx-19774bd71e1740f099659883d2c230014dcab3f3.tar.gz
Add GCC6 patch for compiler-gcc6.h file missing
Copy compiler-gcc5.h as compiler-gcc6.h to fix compilation error This is a temporary fix till Xilinx u-boot gets updated Signed-off-by: Manjukumar Matha <manjukumar.harthikote-matha@xilinx.com> Signed-off-by: Nathan Rossi <nathan@nathanrossi.com>
-rw-r--r--recipes-bsp/u-boot/u-boot-xlnx/0001-compiler-gcc6.h-Fix-u-boot-issue-for-gcc6.patch92
1 files changed, 92 insertions, 0 deletions
diff --git a/recipes-bsp/u-boot/u-boot-xlnx/0001-compiler-gcc6.h-Fix-u-boot-issue-for-gcc6.patch b/recipes-bsp/u-boot/u-boot-xlnx/0001-compiler-gcc6.h-Fix-u-boot-issue-for-gcc6.patch
new file mode 100644
index 00000000..de4b7492
--- /dev/null
+++ b/recipes-bsp/u-boot/u-boot-xlnx/0001-compiler-gcc6.h-Fix-u-boot-issue-for-gcc6.patch
@@ -0,0 +1,92 @@
1From 27097b226f9b54a433e92dd5591bf48b830a8d77 Mon Sep 17 00:00:00 2001
2From: Manjukumar Matha <manjukumar.harthikote-matha@xilinx.com>
3Date: Wed, 22 Jun 2016 02:34:32 -0700
4Subject: [PATCH] compiler-gcc6.h: Fix u-boot issue for gcc6
5
6Fix the u-boot compilation error while using gcc6
7include/linux/compiler-gcc.h:114:30: fatal error: linux/compiler-gcc6.h: No
8such file or directory
9
10This is a temporary fix, till u-boot-xlnx gets updated to latest revision
11
12Upstream-Status: Inappropriate
13Signed-off-by: Manjukumar Matha <manjukumar.harthikote-matha@xilinx.com>
14---
15 include/linux/compiler-gcc6.h | 65 +++++++++++++++++++++++++++++++++++++++++++
16 1 file changed, 65 insertions(+)
17 create mode 100644 include/linux/compiler-gcc6.h
18
19diff --git a/include/linux/compiler-gcc6.h b/include/linux/compiler-gcc6.h
20new file mode 100644
21index 0000000..c8c5659
22--- /dev/null
23+++ b/include/linux/compiler-gcc6.h
24@@ -0,0 +1,65 @@
25+#ifndef __LINUX_COMPILER_H
26+#error "Please don't include <linux/compiler-gcc5.h> directly, include <linux/compiler.h> instead."
27+#endif
28+
29+#define __used __attribute__((__used__))
30+#define __must_check __attribute__((warn_unused_result))
31+#define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
32+
33+/* Mark functions as cold. gcc will assume any path leading to a call
34+ to them will be unlikely. This means a lot of manual unlikely()s
35+ are unnecessary now for any paths leading to the usual suspects
36+ like BUG(), printk(), panic() etc. [but let's keep them for now for
37+ older compilers]
38+
39+ Early snapshots of gcc 4.3 don't support this and we can't detect this
40+ in the preprocessor, but we can live with this because they're unreleased.
41+ Maketime probing would be overkill here.
42+
43+ gcc also has a __attribute__((__hot__)) to move hot functions into
44+ a special section, but I don't see any sense in this right now in
45+ the kernel context */
46+#define __cold __attribute__((__cold__))
47+
48+#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
49+
50+#ifndef __CHECKER__
51+# define __compiletime_warning(message) __attribute__((warning(message)))
52+# define __compiletime_error(message) __attribute__((error(message)))
53+#endif /* __CHECKER__ */
54+
55+/*
56+ * Mark a position in code as unreachable. This can be used to
57+ * suppress control flow warnings after asm blocks that transfer
58+ * control elsewhere.
59+ *
60+ * Early snapshots of gcc 4.5 don't support this and we can't detect
61+ * this in the preprocessor, but we can live with this because they're
62+ * unreleased. Really, we need to have autoconf for the kernel.
63+ */
64+#define unreachable() __builtin_unreachable()
65+
66+/* Mark a function definition as prohibited from being cloned. */
67+#define __noclone __attribute__((__noclone__))
68+
69+/*
70+ * Tell the optimizer that something else uses this function or variable.
71+ */
72+#define __visible __attribute__((externally_visible))
73+
74+/*
75+ * GCC 'asm goto' miscompiles certain code sequences:
76+ *
77+ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670
78+ *
79+ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek.
80+ *
81+ * (asm goto is automatically volatile - the naming reflects this.)
82+ */
83+#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0)
84+
85+#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
86+#define __HAVE_BUILTIN_BSWAP32__
87+#define __HAVE_BUILTIN_BSWAP64__
88+#define __HAVE_BUILTIN_BSWAP16__
89+#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */
90--
912.1.4
92