From f58451c088856360256397acb49c98ed2ad87252 Mon Sep 17 00:00:00 2001 From: Ronan Le Martret Date: Wed, 17 Jan 2018 17:40:19 +0100 Subject: Add gcc7 support for rcar gen3 Change-Id: Ib398ff5e880cb26a4ba5ee9895e236a97e0a4e17 Signed-off-by: Ronan Le Martret --- .../u-boot/u-boot/0001-fixup-build-with-gcc6.patch | 86 ---------------------- .../u-boot/u-boot/0001-fixup-build-with-gcc7.patch | 86 ++++++++++++++++++++++ .../recipes-bsp/u-boot/u-boot_2015.04.bbappend | 2 +- 3 files changed, 87 insertions(+), 87 deletions(-) delete mode 100644 meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch create mode 100644 meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc7.patch (limited to 'meta-agl-bsp/meta-rcar-gen3/recipes-bsp') diff --git a/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch b/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch deleted file mode 100644 index df1f786c6..000000000 --- a/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch +++ /dev/null @@ -1,86 +0,0 @@ -From ba619c7ec7820e80d1b5b520440fdb81c31c0baf Mon Sep 17 00:00:00 2001 -From: Ronan Le Martret -Date: Fri, 14 Oct 2016 09:03:11 +0200 -Subject: [PATCH] fix gcc6 build - -Signed-off-by: ronan ---- - include/linux/compiler-gcc6.h | 66 +++++++++++++++++++++++++++++++++++++++++++ - 1 file changed, 66 insertions(+) - create mode 100644 include/linux/compiler-gcc6.h - -diff --git a/include/linux/compiler-gcc6.h b/include/linux/compiler-gcc6.h -new file mode 100644 -index 0000000..a3d00d8 ---- /dev/null -+++ b/include/linux/compiler-gcc6.h -@@ -0,0 +1,66 @@ -+#ifndef __LINUX_COMPILER_H -+#error "Please don't include directly, include instead." -+#endif -+ -+#define __used __attribute__((__used__)) -+#define __must_check __attribute__((warn_unused_result)) -+#define __compiler_offsetof(a, b) __builtin_offsetof(a, b) -+ -+/* Mark functions as cold. gcc will assume any path leading to a call -+ to them will be unlikely. This means a lot of manual unlikely()s -+ are unnecessary now for any paths leading to the usual suspects -+ like BUG(), printk(), panic() etc. [but let's keep them for now for -+ older compilers] -+ -+ Early snapshots of gcc 4.3 don't support this and we can't detect this -+ in the preprocessor, but we can live with this because they're unreleased. -+ Maketime probing would be overkill here. -+ -+ gcc also has a __attribute__((__hot__)) to move hot functions into -+ a special section, but I don't see any sense in this right now in -+ the kernel context */ -+#define __cold __attribute__((__cold__)) -+ -+#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) -+ -+#ifndef __CHECKER__ -+# define __compiletime_warning(message) __attribute__((warning(message))) -+# define __compiletime_error(message) __attribute__((error(message))) -+#endif /* __CHECKER__ */ -+ -+/* -+ * Mark a position in code as unreachable. This can be used to -+ * suppress control flow warnings after asm blocks that transfer -+ * control elsewhere. -+ * -+ * Early snapshots of gcc 4.5 don't support this and we can't detect -+ * this in the preprocessor, but we can live with this because they're -+ * unreleased. Really, we need to have autoconf for the kernel. -+ */ -+#define unreachable() __builtin_unreachable() -+ -+/* Mark a function definition as prohibited from being cloned. */ -+#define __noclone __attribute__((__noclone__)) -+ -+/* -+ * Tell the optimizer that something else uses this function or variable. -+ */ -+#define __visible __attribute__((externally_visible)) -+ -+/* -+ * GCC 'asm goto' miscompiles certain code sequences: -+ * -+ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670 -+ * -+ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek. -+ * Fixed in GCC 4.8.2 and later versions. -+ * -+ * (asm goto is automatically volatile - the naming reflects this.) -+ */ -+#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) -+ -+#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP -+#define __HAVE_BUILTIN_BSWAP32__ -+#define __HAVE_BUILTIN_BSWAP64__ -+#define __HAVE_BUILTIN_BSWAP16__ -+#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */ --- -2.6.6 - diff --git a/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc7.patch b/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc7.patch new file mode 100644 index 000000000..a286ba680 --- /dev/null +++ b/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc7.patch @@ -0,0 +1,86 @@ +From ba619c7ec7820e80d1b5b520440fdb81c31c0baf Mon Sep 17 00:00:00 2001 +From: Ronan Le Martret +Date: Fri, 14 Oct 2016 09:03:11 +0200 +Subject: [PATCH] fix gcc7 build + +Signed-off-by: ronan +--- + include/linux/compiler-gcc7.h | 66 +++++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 66 insertions(+) + create mode 100644 include/linux/compiler-gcc7.h + +diff --git a/include/linux/compiler-gcc7.h b/include/linux/compiler-gcc7.h +new file mode 100644 +index 0000000..a3d00d8 +--- /dev/null ++++ b/include/linux/compiler-gcc7.h +@@ -0,0 +1,66 @@ ++#ifndef __LINUX_COMPILER_H ++#error "Please don't include directly, include instead." ++#endif ++ ++#define __used __attribute__((__used__)) ++#define __must_check __attribute__((warn_unused_result)) ++#define __compiler_offsetof(a, b) __builtin_offsetof(a, b) ++ ++/* Mark functions as cold. gcc will assume any path leading to a call ++ to them will be unlikely. This means a lot of manual unlikely()s ++ are unnecessary now for any paths leading to the usual suspects ++ like BUG(), printk(), panic() etc. [but let's keep them for now for ++ older compilers] ++ ++ Early snapshots of gcc 4.3 don't support this and we can't detect this ++ in the preprocessor, but we can live with this because they're unreleased. ++ Maketime probing would be overkill here. ++ ++ gcc also has a __attribute__((__hot__)) to move hot functions into ++ a special section, but I don't see any sense in this right now in ++ the kernel context */ ++#define __cold __attribute__((__cold__)) ++ ++#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) ++ ++#ifndef __CHECKER__ ++# define __compiletime_warning(message) __attribute__((warning(message))) ++# define __compiletime_error(message) __attribute__((error(message))) ++#endif /* __CHECKER__ */ ++ ++/* ++ * Mark a position in code as unreachable. This can be used to ++ * suppress control flow warnings after asm blocks that transfer ++ * control elsewhere. ++ * ++ * Early snapshots of gcc 4.5 don't support this and we can't detect ++ * this in the preprocessor, but we can live with this because they're ++ * unreleased. Really, we need to have autoconf for the kernel. ++ */ ++#define unreachable() __builtin_unreachable() ++ ++/* Mark a function definition as prohibited from being cloned. */ ++#define __noclone __attribute__((__noclone__)) ++ ++/* ++ * Tell the optimizer that something else uses this function or variable. ++ */ ++#define __visible __attribute__((externally_visible)) ++ ++/* ++ * GCC 'asm goto' miscompiles certain code sequences: ++ * ++ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670 ++ * ++ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek. ++ * Fixed in GCC 4.8.2 and later versions. ++ * ++ * (asm goto is automatically volatile - the naming reflects this.) ++ */ ++#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) ++ ++#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP ++#define __HAVE_BUILTIN_BSWAP32__ ++#define __HAVE_BUILTIN_BSWAP64__ ++#define __HAVE_BUILTIN_BSWAP16__ ++#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */ +-- +2.6.6 + diff --git a/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot_2015.04.bbappend b/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot_2015.04.bbappend index b50c1da6f..6f30fa18e 100644 --- a/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot_2015.04.bbappend +++ b/meta-agl-bsp/meta-rcar-gen3/recipes-bsp/u-boot/u-boot_2015.04.bbappend @@ -1,7 +1,7 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/u-boot:" SRC_URI_append = " \ - file://0001-fixup-build-with-gcc6.patch \ + file://0001-fixup-build-with-gcc7.patch \ " do_deploy_prepend() { -- cgit 1.2.3-korg