patches/uClibc/0.9.29/160-custom-ISA.patch
author "Bryan Hundven" <bryanhundven@gmail.com>
Thu Mar 01 15:23:49 2012 -0800 (2012-03-01)
changeset 2909 28ac8fbd9e6a
parent 118 264aa721d2a4
permissions -rw-r--r--
libg/eglibc: add updated eglibc 2.15

Includes a patch to remove __builtin_expect test:

In eglibc-2.15, the build breaks in configure while testing
for the existance of __builtin_expect. It fails with newer
versions of gcc.

This patch is a modification of an upstream change in glibc
mainline (to be 2.16) to fix the following error:

[CFG ] checking for __builtin_expect... no
[ERROR] configure: error: support for __builtin_expect needed

http://sourceware.org/git/?p=glibc.git;a=commit;h=3857022a761ea7251f8e5c0e45d382ebc3e34cf9

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
[yann.morin.1998@free.fr: coalesce both patches into a single changeset]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
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diff -dur uClibc-0.9.29.orig/extra/Configs/Config.mips uClibc-0.9.29/extra/Configs/Config.mips
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--- uClibc-0.9.29.orig/extra/Configs/Config.mips	2007-03-16 20:38:14.000000000 +0100
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+++ uClibc-0.9.29/extra/Configs/Config.mips	2007-05-22 19:30:43.000000000 +0200
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@@ -71,4 +71,16 @@
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 config CONFIG_MIPS_ISA_MIPS64
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 	bool "MIPS64"
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+config CONFIG_MIPS_ISA_CUSTOM
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+	bool "Custom"
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+
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 endchoice
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+
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+config CONFIG_MIPS_CPU_CFLAGS_CUSTOM
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+	string
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+	prompt "Custon ISA"
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+	depends on CONFIG_MIPS_ISA_CUSTOM
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+	default ""
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+	help
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+	  Enter your custom ISA here (eg: lx4189!).
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+
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diff -dur uClibc-0.9.29.orig/Rules.mak uClibc-0.9.29/Rules.mak
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--- uClibc-0.9.29.orig/Rules.mak	2007-04-17 15:34:11.000000000 +0200
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+++ uClibc-0.9.29/Rules.mak	2007-05-22 19:31:48.000000000 +0200
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@@ -234,6 +234,7 @@
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 	CPU_CFLAGS-$(CONFIG_MIPS_N64_ABI)+=-mabi=64
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 	CPU_CFLAGS-$(CONFIG_MIPS_O32_ABI)+=-mabi=32
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 	CPU_CFLAGS-$(CONFIG_MIPS_N32_ABI)+=-mabi=n32
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+	CPU_CFLAGS-$(CONFIG_MIPS_ISA_CUSTOM)+=-march=$(CONFIG_MIPS_CPU_CFLAGS_CUSTOM)
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 endif
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 ifeq ($(TARGET_ARCH),nios)