[Buildroot] [PATCH 02/11] arch: MIPS: Add config option BR2_GCC_TARGET_TUNE

Paul Cercueil paul at crapouillou.net
Thu Apr 3 21:01:12 UTC 2014


This option is actually already used in GCC's package.

This allows to optimize the toolchain for a specific MIPS processor
while supporting more than one family of processors.

Signed-Off-By: Paul Cercueil <paul at crapouillou.net>
---
 arch/Config.in.mips | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/Config.in.mips b/arch/Config.in.mips
index 20951e0..e4160a2 100644
--- a/arch/Config.in.mips
+++ b/arch/Config.in.mips
@@ -83,6 +83,16 @@ config BR2_GCC_TARGET_ARCH
 	default "mips64"	if BR2_mips_64
 	default "mips64r2"	if BR2_mips_64r2
 
+config BR2_GCC_TARGET_TUNE
+	default "mips1"		if BR2_mips_1
+	default "mips2"		if BR2_mips_2
+	default "mips3"		if BR2_mips_3
+	default "mips4"		if BR2_mips_4
+	default "mips32"	if BR2_mips_32
+	default "mips32r2"	if BR2_mips_32r2
+	default "mips64"	if BR2_mips_64
+	default "mips64r2"	if BR2_mips_64r2
+
 config BR2_MIPS_OABI32
 	bool
 	default y		if BR2_mips || BR2_mipsel
-- 
1.9.0




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