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--- make.conf 2006-03-19 18:40:11.000000000 +0100
+++ make.conf.sparc 2006-03-19 18:26:21.000000000 +0100
@@ -23,6 +23,15 @@
# Example:
#USE="X gtk gnome -alsa"
+# Host Setting
+# ============
+# This should be left to the default value of sparc-unknown-linux-gnu unless
+# you are absolutely certain of the consequences. In addition to potentially
+# destroying your system, you will receive no support and your bugs will be
+# marked INVALID if you change this.
+#
+# CHOST="sparc-unknown-linux-gnu"
+
# Host and optimization settings
# ==============================
#
@@ -33,10 +42,34 @@
# package (and in some cases the libraries it uses) at default optimizations
# before reporting errors to developers.
#
-# Please refer to the GCC manual for a list of possible values.
-#
-#CFLAGS="-O2 -pipe"
-#
+# Sparc specific cpu optimizatiobn flags can be found here:
+# http://gcc.gnu.org/onlinedocs/gcc-3.3/gcc/SPARC-Options.html#SPARC%20Options
+#
+# -mcpu=<cpu-type> means optimize code for the particular type of CPU without
+# breaking compatibility with other CPUs.
+#
+# -mtune=<cpu-type> set the instruction scheduling parameters for machine, but
+# do not set the instruction set or register set.
+#
+# Here is a list of each supported architecture and their supported
+# implementations:
+#
+# gcc-3.2 and higher:
+# v7: cypress
+# v8: supersparc, hypersparc
+# sparclite: f930, f934, sparclite86x
+# sparclet: tsc701
+# v9: ultrasparc
+#
+# Additionally in gcc-3.3 and higher:
+# v9: ultrasparc3
+#
+# Decent examples:
+#
+#CFLAGS="-mcpu=supersparc -O2 -pipe"
+#CFLAGS="-mcpu=ultrasparc -O2 -pipe"
+#CFLAGS="-mcpu=v8 -mtune=v9 -O2 -pipe"
+
# If you set a CFLAGS above, then this line will set your default C++ flags to
# the same settings.
#CXXFLAGS="${CFLAGS}"
@@ -61,7 +94,7 @@
# DO NOT PUT ANYTHING BUT YOUR SPECIFIC ~ARCHITECTURE IN THE LIST.
# IF YOU ARE UNSURE OF YOUR ARCH, OR THE IMPLICATIONS, DO NOT MODIFY THIS.
#
-#ACCEPT_KEYWORDS="~arch"
+#ACCEPT_KEYWORDS="~sparc"
# Portage Directories
# ===================
|
