[PATCH 1/4] S390 -march=native related fixes

[Dominik Vogt <vogt@linux.vnet.ibm.com>]

[-- Attachment #1: Type: text/plain, Size: 294 bytes --]

> The following series of patches contains fixes, and cleanup work
> related to -march=native (and -mtune=native) for S390.
> 
> * 0001 Fix cross compilation for S390 targets that was broken with
>        the original -march=native aptch.

Ciao

Dominik ^_^  ^_^

-- 

Dominik Vogt
IBM Germany

[-- Attachment #2: 0001-ChangeLog --]
[-- Type: text/plain, Size: 103 bytes --]

gcc/ChangeLog:

	* config/s390/s390.h: S390: Do not define EXTRA_SPEC_FUNCTIONS when
	cross compiling.

[-- Attachment #3: 0001-S390-Do-not-define-EXTRA_SPEC_FUNCTIONS-when-cross-c.patch --]
[-- Type: text/x-diff, Size: 1164 bytes --]

From 7ce17cd9b53959a70a9d30cb33acf62ef43ea418 Mon Sep 17 00:00:00 2001
From: Dominik Vogt <vogt@linux.vnet.ibm.com>
Date: Thu, 9 Jul 2015 07:31:42 +0100
Subject: [PATCH 1/4] S390: Do not define EXTRA_SPEC_FUNCTIONS when cross
 compiling.

---
 gcc/config/s390/s390.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gcc/config/s390/s390.h b/gcc/config/s390/s390.h
index 85a0d1a..f18b973 100644
--- a/gcc/config/s390/s390.h
+++ b/gcc/config/s390/s390.h
@@ -126,6 +126,7 @@ enum processor_flags
   { "arch", "%{!march=*:-march=%(VALUE)}" },			\
   { "tune", "%{!mtune=*:-mtune=%(VALUE)}" }
 
+#ifdef __s390__
 extern const char *s390_host_detect_local_cpu (int argc, const char **argv);
 # define EXTRA_SPEC_FUNCTIONS \
   { "local_cpu_detect", s390_host_detect_local_cpu },
@@ -133,6 +134,9 @@ extern const char *s390_host_detect_local_cpu (int argc, const char **argv);
 # define MARCH_MTUNE_NATIVE_SPECS				\
   " %{march=native:%<march=native %:local_cpu_detect(arch)}"	\
   " %{mtune=native:%<mtune=native %:local_cpu_detect(tune)}"
+#else
+# define MARCH_MTUNE_NATIVE_SPECS ""
+#endif
 
 /* Defaulting rules.  */
 #ifdef DEFAULT_TARGET_64BIT
-- 
2.3.0