Author: dim
Date: Mon May 2 21:13:08 2011
New Revision: 221348
URL: http://svn.freebsd.org/changeset/base/221348
Log:
Clang r130700 can now compile sys/boot/i386/boot2 with room to spare.
Modified:
head/sys/boot/i386/boot2/Makefile
Modified: head/sys/boot/i386/boot2/Makefile
==============================================================================
--- head/sys/boot/i386/boot2/Makefile Mon May 2 21:10:13 2011
(r221347)
+++ head/sys/boot/i386/boot2/Makefile Mon May 2 21:13:08 2011
(r221348)
@@ -2,9 +2,6 @@
.include <bsd.own.mk>
-# XXX: clang can compile the boot code just fine, but boot2 gets too big
-CC:=${CC:C/^(.*\/)?clang$/gcc/1}
-
FILES= boot boot1 boot2
NM?= nm
@@ -45,6 +42,12 @@ CFLAGS= -Os \
-Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings \
-Winline --param max-inline-insns-single=100
+.if ${CC:T:Mclang} == "clang"
+CFLAGS+= -mllvm -stack-alignment=8 -mllvm -inline-threshold=3
+# XXX: clang integrated-as doesn't grok .codeNN directives yet
+CFLAGS+= ${.IMPSRC:T:Mboot1.S:C/^.+$/-no-integrated-as/}
+.endif
+
LDFLAGS=-static -N --gc-sections
# Pick up ../Makefile.inc early.
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