conf/machine/include: Set TUNE_CCARGS instead of TARGET_CC_ARCH

Since we're updating the tune file format, it makes sense to abstract
the compiler tune arguments at this point too. This means that should
these need to be overridden at any point, the original values can
still be obtained in a similar manner to the other TUNE* variables.

Whilst this isn't strictly necessary for any current need, its likely
good practise to standardise this behaviour.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

28 files changed, 34 insertions, 32 deletions

diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf
index f95343f67a..2954faa5d0 100644
--- a/meta/conf/bitbake.conf
+++ b/meta/conf/bitbake.conf
@@ -82,12 +82,14 @@ HOST_CC_ARCH = "${TARGET_CC_ARCH}"
 HOST_EXEEXT = ""
 
 TUNE_ARCH ??= "INVALID"
+TUNE_CCARGS ??= ""
+
 TARGET_ARCH = "${TUNE_ARCH}"
 TARGET_OS = "INVALID"
 TARGET_VENDOR = "-oe"
 TARGET_SYS = "${TARGET_ARCH}${TARGET_VENDOR}${@['-' + bb.data.getVar('TARGET_OS', d, 1), ''][bb.data.getVar('TARGET_OS', d, 1) == ('' or 'custom')]}"
 TARGET_PREFIX = "${TARGET_SYS}-"
-TARGET_CC_ARCH = ""
+TARGET_CC_ARCH = "${TUNE_CCARGS}"
 
 SDK_ARCH = "${BUILD_ARCH}"
 SDK_OS = "${BUILD_OS}"
diff --git a/meta/conf/machine/include/tune-arm1136jf-s.inc b/meta/conf/machine/include/tune-arm1136jf-s.inc
index bc90924e90..c1d0c0705b 100644
--- a/meta/conf/machine/include/tune-arm1136jf-s.inc
+++ b/meta/conf/machine/include/tune-arm1136jf-s.inc
@@ -1,7 +1,7 @@
 TUNE_ARCH = "arm"
 
-TARGET_CC_ARCH = "-march=armv6j -mtune=arm1136jf-s"
-TARGET_CC_ARCH += "${@['', '-mfloat-abi=softfp -mfpu=vfp'][(bb.data.getVar('TARGET_FPU', d, 1) == 'soft') and (bb.data.getVar('CPU_FEATURES', d, 1).find('vfp') != -1)]}"
+TUNE_CCARGS = "-march=armv6j -mtune=arm1136jf-s"
+TUNE_CCARGS += "${@['', '-mfloat-abi=softfp -mfpu=vfp'][(bb.data.getVar('TARGET_FPU', d, 1) == 'soft') and (bb.data.getVar('CPU_FEATURES', d, 1).find('vfp') != -1)]}"
 TUNE_PKGARCH = "armv6"
 
 ARM_INSTRUCTION_SET = "${@['thumb','arm'][bb.data.getVar('CPU_FEATURES', d, 1).find('thumb') == -1]}"
diff --git a/meta/conf/machine/include/tune-arm920t.inc b/meta/conf/machine/include/tune-arm920t.inc
index 2991e851d0..3f30e2ab87 100644
--- a/meta/conf/machine/include/tune-arm920t.inc
+++ b/meta/conf/machine/include/tune-arm920t.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "arm"
 
 TUNE_PKGARCH = "armv4t"
-TARGET_CC_ARCH = "-march=armv4t -mtune=arm920t"
+TUNE_CCARGS = "-march=armv4t -mtune=arm920t"
 PACKAGE_EXTRA_ARCHS = "arm armv4 armv4t"
diff --git a/meta/conf/machine/include/tune-arm926ejs.inc b/meta/conf/machine/include/tune-arm926ejs.inc
index e54403b0ce..049f57cb3f 100644
--- a/meta/conf/machine/include/tune-arm926ejs.inc
+++ b/meta/conf/machine/include/tune-arm926ejs.inc
@@ -3,7 +3,7 @@ TUNE_ARCH = "arm"
 TUNE_PKGARCH = "armv5te"
 PACKAGE_EXTRA_ARCHS = "arm armv4 armv4t armv5te"
 # For gcc 3.x you need:
-#TARGET_CC_ARCH = "-march=armv5te -mtune=arm926ejs"
+#TUNE_CCARGS = "-march=armv5te -mtune=arm926ejs"
 # For gcc 4.x you need:
-TARGET_CC_ARCH = "-march=armv5te -mtune=arm926ej-s"
+TUNE_CCARGS = "-march=armv5te -mtune=arm926ej-s"
 
diff --git a/meta/conf/machine/include/tune-arm9tdmi.inc b/meta/conf/machine/include/tune-arm9tdmi.inc
index b75de3d160..0ed2f40908 100644
--- a/meta/conf/machine/include/tune-arm9tdmi.inc
+++ b/meta/conf/machine/include/tune-arm9tdmi.inc
@@ -2,4 +2,4 @@ TUNE_ARCH = "arm"
 
 TUNE_PKGARCH = "armv4t"
 PACKAGE_EXTRA_ARCHS = "arm armv4 armv4t"
-TARGET_CC_ARCH = "-mcpu=arm9tdmi -mtune=arm9tdmi"
+TUNE_CCARGS = "-mcpu=arm9tdmi -mtune=arm9tdmi"
diff --git a/meta/conf/machine/include/tune-armv7.inc b/meta/conf/machine/include/tune-armv7.inc
index a6cc346a51..2e32323ebf 100644
--- a/meta/conf/machine/include/tune-armv7.inc
+++ b/meta/conf/machine/include/tune-armv7.inc
@@ -3,6 +3,6 @@ TUNE_ARCH = "arm"
 # valid options for -march: `armv7', `armv7-a', `armv7-r', `armv7-m'
 # valid option for -mtune: `cortex-a8', `cortex-r4', `cortex-m3', `cortex-m1'
 # This will NOT compile programs in 'ARM' mode, which is what you really want
-TARGET_CC_ARCH = "-march=armv7 -mfpu=vfp -mfloat-abi=softfp"
+TUNE_CCARGS = "-march=armv7 -mfpu=vfp -mfloat-abi=softfp"
 TUNE_PKGARCH = "armv7"
 PACKAGE_EXTRA_ARCHS = "arm armv4 armv4t armv5te armv6 armv7"
diff --git a/meta/conf/machine/include/tune-atom.inc b/meta/conf/machine/include/tune-atom.inc
index 8141a67285..52acd12ba8 100644
--- a/meta/conf/machine/include/tune-atom.inc
+++ b/meta/conf/machine/include/tune-atom.inc
@@ -1,7 +1,7 @@
 TUNE_ARCH = "i586"
 
 TUNE_PKGARCH = "core2"
-TARGET_CC_ARCH = "-m32 -march=core2 -msse3 -mtune=generic -mfpmath=sse"
+TUNE_CCARGS = "-m32 -march=core2 -msse3 -mtune=generic -mfpmath=sse"
 #MOBLIN_CFLAGS = "-Os -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -fasynchronous-unwind-tables"
 
 PACKAGE_EXTRA_ARCHS = "x86 i386 i486 i586 i686 core2"
diff --git a/meta/conf/machine/include/tune-c3.inc b/meta/conf/machine/include/tune-c3.inc
index dd8dce1ef3..dbe1e43abc 100644
--- a/meta/conf/machine/include/tune-c3.inc
+++ b/meta/conf/machine/include/tune-c3.inc
@@ -2,5 +2,5 @@ TUNE_ARCH = "i586"
 
 TUNE_PKGARCH = "i586"
 
-TARGET_CC_ARCH = "-march=c3 -mtune=c3"
+TUNE_CCARGS = "-march=c3 -mtune=c3"
 PACKAGE_EXTRA_ARCHS = "i386 i486 i586"
diff --git a/meta/conf/machine/include/tune-cortexa8.inc b/meta/conf/machine/include/tune-cortexa8.inc
index cf5b418287..9be423abff 100644
--- a/meta/conf/machine/include/tune-cortexa8.inc
+++ b/meta/conf/machine/include/tune-cortexa8.inc
@@ -5,7 +5,7 @@ TUNE_ARCH = "arm"
 # [2] http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html 
 # [3] https://support.codesourcery.com/GNUToolchain/kbentry29
 
-TARGET_CC_ARCH = "-march=armv7-a -mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp -fno-tree-vectorize"
+TUNE_CCARGS = "-march=armv7-a -mtune=cortex-a8 -mfpu=neon -mfloat-abi=softfp -fno-tree-vectorize"
 
 # Other potentially useful options
 #-ftree-vectorize -ffast-math -fno-omit-frame-pointer
diff --git a/meta/conf/machine/include/tune-cortexm1.inc b/meta/conf/machine/include/tune-cortexm1.inc
index 6dbfd2c796..d0d3b2cb17 100644
--- a/meta/conf/machine/include/tune-cortexm1.inc
+++ b/meta/conf/machine/include/tune-cortexm1.inc
@@ -1,4 +1,4 @@
 TUNE_ARCH = "arm"
 
-TARGET_CC_ARCH = "-march=armv7 -mtune=cortex-m1 -mfpu=vfp -mfloat-abi=softfp"
+TUNE_CCARGS = "-march=armv7 -mtune=cortex-m1 -mfpu=vfp -mfloat-abi=softfp"
 TUNE_PKGARCH = "armv6"
diff --git a/meta/conf/machine/include/tune-cortexm3.inc b/meta/conf/machine/include/tune-cortexm3.inc
index 63959e4371..495c8f6420 100644
--- a/meta/conf/machine/include/tune-cortexm3.inc
+++ b/meta/conf/machine/include/tune-cortexm3.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "arm"
 
 # valid options for -march: `armv7', `armv7-m'
-TARGET_CC_ARCH = "-march=armv7-m -mtune=cortex-m3 -mfpu=vfp -mfloat-abi=softfp"
+TUNE_CCARGS = "-march=armv7-m -mtune=cortex-m3 -mfpu=vfp -mfloat-abi=softfp"
 TUNE_PKGARCH = "armv7"
diff --git a/meta/conf/machine/include/tune-cortexr4.inc b/meta/conf/machine/include/tune-cortexr4.inc
index 780a5101a7..c775e8309e 100644
--- a/meta/conf/machine/include/tune-cortexr4.inc
+++ b/meta/conf/machine/include/tune-cortexr4.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "arm"
 
 # valid options for -march: `armv7', `armv7-r'
-TARGET_CC_ARCH = "-march=armv7-r -mtune=cortex-r4 -mfpu=vfp -mfloat-abi=softfp"
+TUNE_CCARGS = "-march=armv7-r -mtune=cortex-r4 -mfpu=vfp -mfloat-abi=softfp"
 TUNE_PKGARCH = "armv7"
diff --git a/meta/conf/machine/include/tune-ep9312.inc b/meta/conf/machine/include/tune-ep9312.inc
index 81be6ddcfd..8c7fc5a1d8 100644
--- a/meta/conf/machine/include/tune-ep9312.inc
+++ b/meta/conf/machine/include/tune-ep9312.inc
@@ -1,6 +1,6 @@
 TUNE_ARCH = "arm"
 
-TARGET_CC_ARCH = "-march=ep9312 -mtune=ep9312 -mcpu=ep9312"
+TUNE_CCARGS = "-march=ep9312 -mtune=ep9312 -mcpu=ep9312"
 # add "-mfp=maverick" for newer gcc versions > 4.0
 
 #set arch to ep9312 for all generated packages
diff --git a/meta/conf/machine/include/tune-i586.inc b/meta/conf/machine/include/tune-i586.inc
index 7ea8b4fbd7..1dc44dfd67 100644
--- a/meta/conf/machine/include/tune-i586.inc
+++ b/meta/conf/machine/include/tune-i586.inc
@@ -1,6 +1,6 @@
 TUNE_ARCH = "i586"
 
 TUNE_PKGARCH = "i586"
-TARGET_CC_ARCH = "-m32 -march=i586"
+TUNE_CCARGS = "-m32 -march=i586"
 
 PACKAGE_EXTRA_ARCHS = "x86 i386 i486 i586"
diff --git a/meta/conf/machine/include/tune-iwmmxt.inc b/meta/conf/machine/include/tune-iwmmxt.inc
index 68e118a61b..236cede988 100644
--- a/meta/conf/machine/include/tune-iwmmxt.inc
+++ b/meta/conf/machine/include/tune-iwmmxt.inc
@@ -2,7 +2,7 @@ TUNE_ARCH = "arm"
 
 # Configurations for the Intel PXA27x Appications Processor Family. 
 # Please use tune-xscale for PXA255/PXA26x based processors.
-TARGET_CC_ARCH = "-march=iwmmxt -mcpu=iwmmxt -mtune=iwmmxt"
+TUNE_CCARGS = "-march=iwmmxt -mcpu=iwmmxt -mtune=iwmmxt"
 PACKAGE_EXTRA_ARCHS = "arm armv4 armv4t armv5te iwmmxt"
 TUNE_PKGARCH = "iwmmxt"
 
diff --git a/meta/conf/machine/include/tune-mips32.inc b/meta/conf/machine/include/tune-mips32.inc
index a7bcb5008a..182d16cf22 100644
--- a/meta/conf/machine/include/tune-mips32.inc
+++ b/meta/conf/machine/include/tune-mips32.inc
@@ -1,4 +1,4 @@
 TUNE_ARCH = "mips"
 
-TARGET_CC_ARCH = "-march=mips32"
+TUNE_CCARGS = "-march=mips32"
 TUNE_PKGARCH = "mips"
diff --git a/meta/conf/machine/include/tune-ppc603e.inc b/meta/conf/machine/include/tune-ppc603e.inc
index daa1cd37a4..ec43cfe831 100644
--- a/meta/conf/machine/include/tune-ppc603e.inc
+++ b/meta/conf/machine/include/tune-ppc603e.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "powerpc"
 
-TARGET_CC_ARCH = "-mcpu=603e  -mhard-float"
+TUNE_CCARGS = "-mcpu=603e  -mhard-float"
 TUNE_PKGARCH = "ppc603e"
 PACKAGE_EXTRA_ARCHS = "powerpc ppc603e"
diff --git a/meta/conf/machine/include/tune-ppce300c2.inc b/meta/conf/machine/include/tune-ppce300c2.inc
index a2989ae0dd..ac232424bf 100644
--- a/meta/conf/machine/include/tune-ppce300c2.inc
+++ b/meta/conf/machine/include/tune-ppce300c2.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "powerpc"
 
-TARGET_CC_ARCH = "-mcpu=e300c2 -msoft-float"
+TUNE_CCARGS = "-mcpu=e300c2 -msoft-float"
 TUNE_PKGARCH = "ppce300"
 PACKAGE_EXTRA_ARCHS = "powerpc ppce300"
diff --git a/meta/conf/machine/include/tune-ppce500.inc b/meta/conf/machine/include/tune-ppce500.inc
index 8d67b86998..a342cfba9f 100644
--- a/meta/conf/machine/include/tune-ppce500.inc
+++ b/meta/conf/machine/include/tune-ppce500.inc
@@ -1,6 +1,6 @@
 TUNE_ARCH = "powerpc"
 
-TARGET_CC_ARCH = "-mcpu=8540"
+TUNE_CCARGS = "-mcpu=8540"
 BASE_PACKAGE_ARCH = "ppce500"
 TUNE_PKGARCH = "ppce500"
 PACKAGE_EXTRA_ARCHS = "powerpc ppce500"
diff --git a/meta/conf/machine/include/tune-ppce500mc.inc b/meta/conf/machine/include/tune-ppce500mc.inc
index 0cdcfa83fb..497c1a412d 100644
--- a/meta/conf/machine/include/tune-ppce500mc.inc
+++ b/meta/conf/machine/include/tune-ppce500mc.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "powerpc"
 
-TARGET_CC_ARCH = "-mcpu=e500mc"
+TUNE_CCARGS = "-mcpu=e500mc"
 TUNE_PKGARCH = "ppce500mc"
 PACKAGE_EXTRA_ARCHS = "powerpc ppce500mc"
diff --git a/meta/conf/machine/include/tune-ppce500v2.inc b/meta/conf/machine/include/tune-ppce500v2.inc
index 219bcaf9ff..1c56829795 100644
--- a/meta/conf/machine/include/tune-ppce500v2.inc
+++ b/meta/conf/machine/include/tune-ppce500v2.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "powerpc"
 
-TARGET_CC_ARCH = "-mcpu=8548 -mabi=spe -mspe"
+TUNE_CCARGS = "-mcpu=8548 -mabi=spe -mspe"
 TUNE_PKGARCH = "ppce500v2"
 PACKAGE_EXTRA_ARCHS = "powerpc ppce500v2"
diff --git a/meta/conf/machine/include/tune-sh3.inc b/meta/conf/machine/include/tune-sh3.inc
index 45ad6deb67..dd12cd4ace 100644
--- a/meta/conf/machine/include/tune-sh3.inc
+++ b/meta/conf/machine/include/tune-sh3.inc
@@ -1,4 +1,4 @@
 TUNE_ARCH = "sh3"
 
-TARGET_CC_ARCH = "-ml -m3"
+TUNE_CCARGS = "-ml -m3"
 TUNE_PKGARCH = "sh3"
diff --git a/meta/conf/machine/include/tune-sh4.inc b/meta/conf/machine/include/tune-sh4.inc
index 3d89d4948d..473122cb57 100644
--- a/meta/conf/machine/include/tune-sh4.inc
+++ b/meta/conf/machine/include/tune-sh4.inc
@@ -4,5 +4,5 @@ TUNE_ARCH = "sh4"
 # But it is not compatible for sh4.
 # The binary optimized by m4a doesn't operate on sh4. It works on sh4a only.
 
-TARGET_CC_ARCH = "-ml -m4"
+TUNE_CCARGS = "-ml -m4"
 TUNE_PKGARCH = "sh4"
diff --git a/meta/conf/machine/include/tune-strongarm1100.inc b/meta/conf/machine/include/tune-strongarm1100.inc
index 2d4ce3842d..ec290532a2 100644
--- a/meta/conf/machine/include/tune-strongarm1100.inc
+++ b/meta/conf/machine/include/tune-strongarm1100.inc
@@ -5,5 +5,5 @@ TUNE_PKGARCH = "arm"
 # This machine lists common configuration options for Strongarm 1100 devices
 # NOTE: The Zaurus Collie also has a Strongarm processor, but uses the 1110 type
 
-TARGET_CC_ARCH = "-march=armv4 -mtune=strongarm1100"
+TUNE_CCARGS = "-march=armv4 -mtune=strongarm1100"
 
diff --git a/meta/conf/machine/include/tune-supersparc.inc b/meta/conf/machine/include/tune-supersparc.inc
index 7eaa73640d..0faa361f18 100644
--- a/meta/conf/machine/include/tune-supersparc.inc
+++ b/meta/conf/machine/include/tune-supersparc.inc
@@ -1,4 +1,4 @@
 TUNE_ARCH = "sparc"
 
-TARGET_CC_ARCH = "-mcpu=supersparc"
+TUNE_CCARGS = "-mcpu=supersparc"
 TUNE_PKGARCH = "supersparc"
diff --git a/meta/conf/machine/include/tune-thumb.inc b/meta/conf/machine/include/tune-thumb.inc
index a25cb5320c..9f6ce95a47 100644
--- a/meta/conf/machine/include/tune-thumb.inc
+++ b/meta/conf/machine/include/tune-thumb.inc
@@ -27,6 +27,6 @@ ARM_INTERWORK_M_OPT = "${@['-mno-thumb-interwork', '-mthumb-interwork'][bb.data.
 ARM_THUMB_M_OPT = "${@['-mno-thumb', '-mthumb'][bb.data.getVar('ARM_INSTRUCTION_SET', d, 1) == 'thumb']}"
 
 #
-TARGET_CC_ARCH +=  "${ARM_INTERWORK_M_OPT} ${ARM_THUMB_M_OPT}"
+TUNE_CCARGS +=  "${ARM_INTERWORK_M_OPT} ${ARM_THUMB_M_OPT}"
 TARGET_CC_KERNEL_ARCH  += "-mno-thumb-interwork -mno-thumb"
 
diff --git a/meta/conf/machine/include/tune-x86_64.inc b/meta/conf/machine/include/tune-x86_64.inc
index d7665ecb96..08ff30a23d 100644
--- a/meta/conf/machine/include/tune-x86_64.inc
+++ b/meta/conf/machine/include/tune-x86_64.inc
@@ -1,5 +1,5 @@
 TUNE_ARCH = "x86_64"
 
 TUNE_PKGARCH = "x86_64"
-TARGET_CC_ARCH = "-m64"
+TUNE_CCARGS = "-m64"
 
diff --git a/meta/conf/machine/include/tune-xscale.inc b/meta/conf/machine/include/tune-xscale.inc
index 69c60f5f27..9618a8b513 100644
--- a/meta/conf/machine/include/tune-xscale.inc
+++ b/meta/conf/machine/include/tune-xscale.inc
@@ -2,12 +2,12 @@ TUNE_ARCH = "arm"
 
 INHERIT += "siteinfo"
 
-TARGET_CC_ARCH = "-march=armv5te -mtune=xscale"
+TUNE_CCARGS = "-march=armv5te -mtune=xscale"
 TARGET_CC_KERNEL_ARCH = "-march=armv5te -mtune=xscale"
 TUNE_PKGARCH = "${@['armv5teb', 'armv5te'][bb.data.getVar('SITEINFO_ENDIANESS', d, 1) == 'le']}"
 PACKAGE_EXTRA_ARCHS = "${@['armeb armv4b armv4tb armv5teb', 'arm armv4 armv4t armv5te'][bb.data.getVar('SITEINFO_ENDIANESS', d, 1) == 'le']}"
 
 # webkit-gtk has alignment issues with double instructions on armv5 so
 # disable them here
-TARGET_CC_ARCH_pn-webkit-gtk = "-march=armv4t"
-TARGET_CC_ARCH_pn-cairo = "-march=armv4t"
+TUNE_CCARGS_pn-webkit-gtk = "-march=armv4t"
+TUNE_CCARGS_pn-cairo = "-march=armv4t"