Simply retire the sedification of the boot2.s file. It's been obsolete
for years. clang before 96 free after 100 (+4) gcc before 163 free after 156 (-7) Suggested by: bde@ Sponsored by: Netflix
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parent
156715d048
commit
f2d4cc2f5f
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=316079
@ -66,7 +66,7 @@ boot1.out: boot1.o
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${LD} ${LD_FLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} boot1.o
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CLEANFILES+= boot2 boot2.ld boot2.ldr boot2.bin boot2.out boot2.o \
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boot2.s boot2.s.tmp boot2.h sio.o
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boot2.h sio.o
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boot2: boot2.ld
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@set -- `ls -l boot2.ld`; x=$$((7680-$$5)); \
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@ -86,24 +86,8 @@ boot2.bin: boot2.out
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boot2.out: ${BTXCRT} boot2.o sio.o
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${LD} ${LD_FLAGS} -Ttext ${ORG2} -o ${.TARGET} ${.ALLSRC}
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boot2.o: boot2.s
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${CC} ${ACFLAGS} -c boot2.s
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SRCS= boot2.c boot2.h
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# Gcc (4.2.1 at least) benefits from removing the forced alignment
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# clang doesn't. Make the removal as specific as possible to avoid
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# false positives (like path names with odd names for debugging info).
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# In the past, gcc benefited from nop removal, but not in 4.2.1.
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# Think of this as a poor-man's peephole optimizer for gcc 4.2.1
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boot2.s: boot2.c boot2.h ${.CURDIR}/../../common/ufsread.c
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${CC} ${CFLAGS} -S -o boot2.s.tmp ${.CURDIR}/boot2.c
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.if ${COMPILER_TYPE} == "gcc"
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sed -e '/\.align 4/d' < boot2.s.tmp > boot2.s
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.else
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cp boot2.s.tmp boot2.s
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.endif
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boot2.h: boot1.out
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${NM} -t d ${.ALLSRC} | awk '/([0-9])+ T xread/ \
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{ x = $$1 - ORG1; \
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