Thread (15 messages) 15 messages, 8 authors, 2012-09-10

Re: [PATCH 4/4] xtensa: Setup CROSS_COMPILE at the top

From: czankel <chris@zankel.net>
Date: 2012-09-10 20:33:14
Also in: lkml

On 9/9/12 10:20 AM, Geert Uytterhoeven wrote:
On Sat, May 12, 2012 at 10:39 PM, Geert Uytterhoeven
[off-list ref]  wrote:
quoted
CROSS_COMPILE must be setup before using e.g. cc-option (and a few other
as-*, cc-*, ld-* macros), else they will check against the wrong compiler
when cross-compiling, and may invoke the cross compiler with wrong or
suboptimal compiler options.

Signed-off-by: Geert Uytterhoeven<geert@linux-m68k.org>
Cc: Chris Zankel<chris@zankel.net>

Ping?
Acked-by: Chris Zankel <chris@zankel.net>

quoted
---
  arch/xtensa/Makefile |   24 ++++++++++++------------
  1 files changed, 12 insertions(+), 12 deletions(-)
diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index 7608559..d41f9ed 100644
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -21,6 +21,18 @@ variant-$(CONFIG_XTENSA_VARIANT_LINUX_CUSTOM)        := custom
  VARIANT = $(variant-y)
  export VARIANT

+# Test for cross compiling
+
+ifneq ($(VARIANT),)
+  COMPILE_ARCH = $(shell uname -m)
+
+  ifneq ($(COMPILE_ARCH), xtensa)
+    ifndef CROSS_COMPILE
+      CROSS_COMPILE = xtensa_$(VARIANT)-
+    endif
+  endif
+endif
+
  # Platform configuration

  platform-$(CONFIG_XTENSA_PLATFORM_XT2000)      := xt2000
@@ -54,18 +66,6 @@ KBUILD_DEFCONFIG := iss_defconfig

  core-$(CONFIG_EMBEDDED_RAMDISK)        += arch/xtensa/boot/ramdisk/

-# Test for cross compiling
-
-ifneq ($(VARIANT),)
-  COMPILE_ARCH = $(shell uname -m)
-
-  ifneq ($(COMPILE_ARCH), xtensa)
-    ifndef CROSS_COMPILE
-      CROSS_COMPILE = xtensa_$(VARIANT)-
-    endif
-  endif
-endif
-
  # Only build variant and/or platform if it includes a Makefile

  buildvar := $(shell test -a $(srctree)/arch/xtensa/variants/$(VARIANT)/Makefile&&  echo arch/xtensa/variants/$(VARIANT)/)
Gr{oetje,eeting}s,

                         Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                 -- Linus Torvalds
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