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Commit Graph

15 Commits

Author SHA1 Message Date
Lucio De Re
4c6280b0f1 6a, 6c, 6l: fix for Plan 9 build
6a/a.h:
. Dropped <u.h> and <libc.h>.
. Made definition of EOF conditional.

6a/a.y:
. Added <u.h> and <libc.h>.

6a/lex.c:
. Added <u.h> and <libc.h>.
. Dropped <ctype.h> (now in <u.h>).

6c/gc.h:
. Added varargck pragma for "lD".

6c/swt.c:
. Dropped unused "thestring" argument in Bprint() calls.

6l/Makefile:
. Dropped unneeded directory prefix.

6l/l.h:
. Dropped unneeded directory prefix.
. Added varargck pragma for "I" and "i".

6l/obj.c:
. Dropped unneeded assignment.
. Dropped unreachable goto statement.

6l/pass.c:
. Dropped assignments flagged as unused.

6l/prof.c:
. Replaced "#if 0" with "#ifdef NOTDEF".

6l/span.c:
. Dropped unused incrementation.
. Added USED() as required.
. Dropped unreachable "return" statement.

R=golang-dev
CC=golang-dev, rsc
https://golang.org/cl/4747044
2011-07-15 11:58:39 -04:00
Adam Langley
9f4c288c16 hash/crc32: add SSE4.2 support
Using the CRC32 instruction speeds up the Castagnoli computation by
about 20x on a modern Intel CPU.

R=rsc
CC=golang-dev
https://golang.org/cl/4650072
2011-07-12 09:29:24 -04:00
Russ Cox
a46a311dec 5a, 6a, 8a, cc: remove old environment variables
Uses of $INCLUDE and $NPROC are left over from Plan 9.
Remove them to avoid causing confusion.

R=golang-dev, r2
CC=golang-dev
https://golang.org/cl/4445079
2011-05-02 11:24:32 -04:00
Russ Cox
3f61184e1b gc, ld: detect stale or incompatible object files
The object files begin with a header that is

        $GOARCH

on a line by itself.  This CL changes that header to

        go object $GOOS $GOARCH release.2011-01-01 4567+

where the final two fields are the most recent release
tag and the current hg version number.

All objects imported into a Go compilation or linked into an
executable must have the same header line, and that header
line must match the compiler and linker versions.

The effect of this will be that if you update and run all.bash
and then try to link in objects compiled with an earlier version
of the compiler (or invoke the wrong version of the compiler),
you will get an error showing the different headers instead
of perhaps silent incompatibility.

Normal usage with all.bash should be unaffected, because
all.bash deletes all the object files in $GOROOT/pkg/$GOOS_$GOARCH
and cleans all intermediate object files before starting.

This change is intended to diagnose stale objects arising when
users maintaining alternate installation directories forget to
rebuild some of their files after updating.

It should help make the adoption of $GOPATH (CL 3780043)
less error-prone.

R=ken2, r
CC=golang-dev
https://golang.org/cl/4023063
2011-02-03 13:51:43 -05:00
Luuk van Dijk
2ad521c19a [568]a: precise linenumbers for statements.
R=rsc, ken2, r, rsc1
CC=golang-dev
https://golang.org/cl/2297042
2010-10-07 11:13:06 +02:00
Dean Prichard
0e47c75f60 5a/6a/8a/5c/6c/8c: remove fixed-size arrays for -I and -D options
R=rsc
CC=golang-dev
https://golang.org/cl/198044
2010-02-05 01:40:58 -08:00
Dean Prichard
77053797e0 avoid overflow of symb buffer in 5a/6a/8a/5c/6c/8c
R=rsc
CC=golang-dev
https://golang.org/cl/194099
2010-01-28 16:11:38 -08:00
Dean Prichard
07d3e0dce4 5a/6a/8a: avoid fixed-sized file name buffer
R=rsc
CC=golang-dev
https://golang.org/cl/186279
2010-01-22 16:59:17 -08:00
Russ Cox
5a68303a15 throw away most of the compat.h compatibility layer
in favor of the lib9 compatibility layer.  no need for two.

now that mycreate is gone, .6 files are 0644 not 0755.

TBR=r
OCL=26679
CL=26679
2009-03-24 12:12:57 -07:00
Russ Cox
0932b1f9b8 move pragtextflag into lexbody
R=ken
OCL=26581
CL=26587
2009-03-20 14:22:37 -07:00
Ken Thompson
e90314d024 pragma textflag
fixes latent bugs in go and defer

R=r
OCL=23613
CL=23613
2009-01-27 14:12:35 -08:00
Russ Cox
9aad9fef76 make 6a, 6c, 6g, 6l, libmach_amd64 build on 64-bit gcc.
these guys really really want long to be 32-bits,
so ,s/long/int32/ (and then manual fixup).
still passes all tests.

(i started out looking for just those longs that
needed to be int32 instead, and it was just too hard
to track them down one by one.)

the longs were rare enough that i don't think
it will cause integration problems.

R=ken
OCL=13787
CL=13789
2008-08-03 17:25:15 -07:00
Ken Thompson
3f982aeaf6 morestack magic number
automatically generated in 6g and 6c,
manually set in 6a. format is
	TEXT	a(SB),, $a-b
where a is auto size and b is parameter size

SVN=126946
2008-07-12 17:16:22 -07:00
Ken Thompson
8527f49e24 goos and goarch
SVN=121349
2008-06-05 16:57:26 -07:00
Rob Pike
0cafb9ea3d Add compiler source to new directory structure
SVN=121164
2008-06-04 14:37:38 -07:00