summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorKhem Raj <raj.khem@gmail.com>2015-04-23 20:35:22 -0700
committerRichard Purdie <richard.purdie@linuxfoundation.org>2015-04-27 14:59:48 +0100
commit77c2e2db43c07b64291221e1aabcab9c0a831954 (patch)
treec0dfdee4a05d2b3cc9fd7bc12f88b61ba95d9575
parent44131ab24e7278918274917e9a863b48f5475640 (diff)
downloadpoky-77c2e2db43c07b64291221e1aabcab9c0a831954.tar.gz
u-boot-mkimage: Backport fix from upstream to fix build with gcc-5
Change-Id: I5322f1ff8653009b45ddee1a2d3a0d96584d3327 (From OE-Core rev: 54fc9c0d1cc5cafa44e4b392ef087900e4102464) Signed-off-by: Khem Raj <raj.khem@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r--meta/recipes-bsp/u-boot/u-boot-mkimage/gcc5.patch91
-rw-r--r--meta/recipes-bsp/u-boot/u-boot-mkimage_2015.01.bb4
2 files changed, 94 insertions, 1 deletions
diff --git a/meta/recipes-bsp/u-boot/u-boot-mkimage/gcc5.patch b/meta/recipes-bsp/u-boot/u-boot-mkimage/gcc5.patch
new file mode 100644
index 0000000000..12db94ca12
--- /dev/null
+++ b/meta/recipes-bsp/u-boot/u-boot-mkimage/gcc5.patch
@@ -0,0 +1,91 @@
1Upstream-Status: Backport
2
3From 478b02f1a7043b673565075ea5016376f3293b23 Mon Sep 17 00:00:00 2001
4From: Hans de Goede <hdegoede@redhat.com>
5Date: Sat, 7 Feb 2015 22:52:40 +0100
6Subject: [PATCH] Add linux/compiler-gcc5.h to fix builds with gcc5
7
8Add linux/compiler-gcc5/h from the kernel sources at:
9
10commit 5631b8fba640a4ab2f8a954f63a603fa34eda96b
11Author: Steven Noonan <steven@uplinklabs.net>
12Date: Sat Oct 25 15:09:42 2014 -0700
13
14 compiler/gcc4+: Remove inaccurate comment about 'asm goto' miscompiles
15
16Signed-off-by: Hans de Goede <hdegoede@redhat.com>
17---
18 include/linux/compiler-gcc5.h | 65 +++++++++++++++++++++++++++++++++++++++++
19 1 file changed, 65 insertions(+)
20 create mode 100644 include/linux/compiler-gcc5.h
21
22Index: git/include/linux/compiler-gcc5.h
23===================================================================
24--- /dev/null
25+++ git/include/linux/compiler-gcc5.h
26@@ -0,0 +1,65 @@
27+#ifndef __LINUX_COMPILER_H
28+#error "Please don't include <linux/compiler-gcc5.h> directly, include <linux/compiler.h> instead."
29+#endif
30+
31+#define __used __attribute__((__used__))
32+#define __must_check __attribute__((warn_unused_result))
33+#define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
34+
35+/* Mark functions as cold. gcc will assume any path leading to a call
36+ to them will be unlikely. This means a lot of manual unlikely()s
37+ are unnecessary now for any paths leading to the usual suspects
38+ like BUG(), printk(), panic() etc. [but let's keep them for now for
39+ older compilers]
40+
41+ Early snapshots of gcc 4.3 don't support this and we can't detect this
42+ in the preprocessor, but we can live with this because they're unreleased.
43+ Maketime probing would be overkill here.
44+
45+ gcc also has a __attribute__((__hot__)) to move hot functions into
46+ a special section, but I don't see any sense in this right now in
47+ the kernel context */
48+#define __cold __attribute__((__cold__))
49+
50+#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
51+
52+#ifndef __CHECKER__
53+# define __compiletime_warning(message) __attribute__((warning(message)))
54+# define __compiletime_error(message) __attribute__((error(message)))
55+#endif /* __CHECKER__ */
56+
57+/*
58+ * Mark a position in code as unreachable. This can be used to
59+ * suppress control flow warnings after asm blocks that transfer
60+ * control elsewhere.
61+ *
62+ * Early snapshots of gcc 4.5 don't support this and we can't detect
63+ * this in the preprocessor, but we can live with this because they're
64+ * unreleased. Really, we need to have autoconf for the kernel.
65+ */
66+#define unreachable() __builtin_unreachable()
67+
68+/* Mark a function definition as prohibited from being cloned. */
69+#define __noclone __attribute__((__noclone__))
70+
71+/*
72+ * Tell the optimizer that something else uses this function or variable.
73+ */
74+#define __visible __attribute__((externally_visible))
75+
76+/*
77+ * GCC 'asm goto' miscompiles certain code sequences:
78+ *
79+ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670
80+ *
81+ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek.
82+ *
83+ * (asm goto is automatically volatile - the naming reflects this.)
84+ */
85+#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0)
86+
87+#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
88+#define __HAVE_BUILTIN_BSWAP32__
89+#define __HAVE_BUILTIN_BSWAP64__
90+#define __HAVE_BUILTIN_BSWAP16__
91+#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */
diff --git a/meta/recipes-bsp/u-boot/u-boot-mkimage_2015.01.bb b/meta/recipes-bsp/u-boot/u-boot-mkimage_2015.01.bb
index 076dff8863..773528803e 100644
--- a/meta/recipes-bsp/u-boot/u-boot-mkimage_2015.01.bb
+++ b/meta/recipes-bsp/u-boot/u-boot-mkimage_2015.01.bb
@@ -12,7 +12,9 @@ SRCREV = "92fa7f53f1f3f03296f8ffb14bdf1baefab83368"
12 12
13PV = "v2015.01+git${SRCPV}" 13PV = "v2015.01+git${SRCPV}"
14 14
15SRC_URI = "git://git.denx.de/u-boot.git;branch=master" 15SRC_URI = "git://git.denx.de/u-boot.git;branch=master \
16 file://gcc5.patch \
17 "
16 18
17S = "${WORKDIR}/git" 19S = "${WORKDIR}/git"
18 20