David Given
970f2bae62
Major revamp to simplify and use 2op instructions. Better code. Now looks like it may work one day.
...
--HG--
branch : dtrg-videocore
2013-05-20 22:35:12 +01:00
David Given
5082b2a5d7
Add lea instruction. Fix dependency issues.
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--HG--
branch : dtrg-videocore
2013-05-20 19:56:33 +01:00
David Given
11890026db
Push/pop are the right way round. Don't corrup short-form ALU instructions. Correct encoding of push/pop register ranges.
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--HG--
branch : dtrg-videocore
2013-05-19 23:34:42 +01:00
David Given
76ba0bf6b3
First steps towards a code generator.
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--HG--
branch : dtrg-videocore
2013-05-19 23:33:42 +01:00
David Given
61bff18082
Added skeleton bootstrap code.
...
--HG--
branch : dtrg-videocore
rename : plat/pc86/boot.s => plat/rpi/boot.s
2013-05-19 23:33:29 +01:00
David Given
80f85001fa
Correctly emit constants in some ALU instructions.
...
--HG--
branch : dtrg-videocore
2013-05-19 23:19:10 +01:00
David Given
a46ee91859
Fix warning.
...
--HG--
branch : dtrg-videocore
2013-05-19 23:18:36 +01:00
David Given
4f15423d63
Add compare-and-branch instructions.
...
--HG--
branch : dtrg-videocore
2013-05-19 18:40:19 +01:00
David Given
80afe75c9b
Added memory operations that work on fixed up addresses.
...
--HG--
branch : dtrg-videocore
2013-05-19 13:03:53 +01:00
David Given
febe8ca937
Add register offset and postincrement memory operations.
...
--HG--
branch : dtrg-videocore
2013-05-19 12:39:35 +01:00
David Given
fc2833d456
Add most vanilla memory load/store instructions.
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--HG--
branch : dtrg-videocore
2013-05-19 00:56:56 +01:00
David Given
fc1b3672a3
Reapply bugfix to sbrk() which got dropped during the move from linx386/libsys
...
to liblinux. Set errno correctly.
2013-05-18 13:00:37 +01:00
David Given
c18a82ec40
Apply build system fixes for OpenBSD contributed by George Koehler.
2013-05-18 12:15:53 +01:00
David Given
26877d3c4f
Add a whole bunch of VC4 opcodes.
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--HG--
branch : dtrg-videocore
2013-05-17 23:30:49 +01:00
David Given
5378e3fe53
Add special relocation type for VC4 jump instructions.
...
--HG--
branch : dtrg-videocore
2013-05-17 22:40:50 +01:00
David Given
5b4aa07dee
Merge fixes from trunk.
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--HG--
branch : dtrg-videocore
2013-05-17 15:28:04 +01:00
David Given
9a513e8ef3
Fix warning.
2013-05-17 00:04:54 +01:00
David Given
e7c2029c9c
Dependency fixes.
2013-05-17 00:04:37 +01:00
David Given
32ebc502c8
Skeleton of VideoCore IV support for the Raspberry Pi.
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--HG--
branch : dtrg-videocore
rename : mach/powerpc/as/.distr => mach/vc4/as/.distr
rename : mach/powerpc/as/mach0.c => mach/vc4/as/mach0.c
rename : mach/powerpc/as/mach1.c => mach/vc4/as/mach1.c
rename : mach/powerpc/as/mach2.c => mach/vc4/as/mach2.c
rename : mach/powerpc/as/mach3.c => mach/vc4/as/mach3.c
rename : mach/powerpc/as/mach4.c => mach/vc4/as/mach4.c
rename : mach/powerpc/as/mach5.c => mach/vc4/as/mach5.c
rename : mach/i86/build.mk => mach/vc4/build.mk
rename : mach/powerpc/libem/powerpc.h => mach/vc4/libem/videocore.h
rename : mach/i86/libend/.distr => mach/vc4/libend/.distr
rename : mach/i86/libend/edata.s => mach/vc4/libend/edata.s
rename : mach/i86/libend/em_end.s => mach/vc4/libend/em_end.s
rename : mach/i86/libend/end.s => mach/vc4/libend/end.s
rename : mach/i86/libend/etext.s => mach/vc4/libend/etext.s
rename : mach/powerpc/ncg/.distr => mach/vc4/ncg/.distr
rename : mach/powerpc/ncg/mach.c => mach/vc4/ncg/mach.c
rename : mach/powerpc/ncg/mach.h => mach/vc4/ncg/mach.h
rename : mach/powerpc/ncg/table => mach/vc4/ncg/table
rename : plat/pc86/descr => plat/rpi/descr
2013-05-17 00:03:38 +01:00
David Given
e5f6d5acfa
Fix buffer overrun looking up type information for op_lab pseudoops (as
...
they're not EM opcodes, we shouldn't look them up in em_flags!).
2013-05-16 22:02:59 +01:00
David Given
f70f78b6e4
Correctly generate dependency information.
2013-05-16 22:02:00 +01:00
David Given
84f81a442c
Merge in build system changes.
2013-05-16 14:33:19 +01:00
David Given
24ef1627ec
A few last build tweaks.
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--HG--
branch : dtrg-buildsystem
2013-05-16 14:20:58 +01:00
David Given
11377070fd
Update distribution files.
...
--HG--
branch : dtrg-buildsystem
2013-05-15 23:46:15 +01:00
David Given
8fbce949f5
Now describe the make-based build system in the README.
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--HG--
branch : dtrg-buildsystem
2013-05-15 23:12:05 +01:00
David Given
aaa3f14a79
Fix build error in opt which was causing all code, everywhere, to be broken.
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Remember to build opt2 too.
--HG--
branch : dtrg-buildsystem
2013-05-15 22:09:28 +01:00
David Given
e9233b4712
Build ego.
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--HG--
branch : dtrg-buildsystem
rename : util/arch/build.mk => util/ego/build.mk
2013-05-15 21:14:06 +01:00
David Given
f6c43b95ef
Modula-2 now works.
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--HG--
branch : dtrg-buildsystem
rename : lang/pc/build.mk => lang/m2/build.mk
rename : lang/pc/libpc/build.mk => lang/m2/comp/build.mk
rename : lang/pc/libpc/build.mk => lang/m2/libm2/build.mk
2013-05-14 22:24:38 +01:00
David Given
66aebcdd91
Pascal compiler now runs.
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--HG--
branch : dtrg-buildsystem
rename : lang/basic/build.mk => lang/pc/build.mk
rename : lang/cem/cemcom.ansi/build.mk => lang/pc/comp/build.mk
rename : lang/basic/lib/build.mk => lang/pc/libpc/build.mk
2013-05-14 20:47:04 +01:00
David Given
a6ebaeabd0
Basic compiler now runs.
...
--HG--
branch : dtrg-buildsystem
2013-05-14 18:01:38 +01:00
David Given
d5f0107746
Build the Basic run-time library (after some modernisation).
...
--HG--
branch : dtrg-buildsystem
2013-05-14 16:11:29 +01:00
David Given
a68b117e96
Add missing dependency.
...
--HG--
branch : dtrg-buildsystem
2013-05-14 14:55:29 +01:00
David Given
07453d184a
Top, topgen, aelflod. Moved the libraries back into the platform-specific
...
directories --- wrangling descr files was too hard. C programs can be built
for cpm, pc86, linux386, linux68k!
--HG--
branch : dtrg-buildsystem
rename : util/ack/build.mk => util/led/build.mk
rename : util/LLgen/build.mk => util/topgen/build.mk
2013-05-13 23:26:15 +01:00
David Given
442306d557
Split off some of the platform-independent stuff (such as as and ncg).
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--HG--
branch : dtrg-buildsystem
rename : plat/pc86/build.mk => mach/i386/build.mk
rename : plat/pc86/build.mk => mach/i80/build.mk
rename : plat/pc86/build.mk => mach/i86/build.mk
rename : plat/pc86/build.mk => mach/m68020/build.mk
rename : plat/pc86/build.mk => mach/powerpc/build.mk
2013-05-13 22:12:46 +01:00
David Given
81778b603f
Merge updates from trunk.
...
--HG--
branch : dtrg-buildsystem
2013-05-13 12:37:27 +01:00
David Given
af0dedeb6e
Fix typo.
...
--HG--
branch : dtrg-buildsystem
2013-05-13 11:14:10 +01:00
David Given
b0c238eb5d
Made a start on building the runtimes for each platform and language; the
...
Linuxes all build.
--HG--
branch : dtrg-buildsystem
rename : modules/src/em_mes/build.mk => modules/src/read_em/build.mk
rename : plat/pc86/build.mk => plat/linux386/build.mk
rename : plat/pc86/build.mk => plat/linux68k/build.mk
rename : plat/pc86/build.mk => plat/linuxppc/build.mk
rename : util/ack/build.mk => util/misc/build.mk
2013-05-12 23:51:55 +01:00
David Given
c1aca7dae5
First milestone of replacing the build system.
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--HG--
branch : dtrg-buildsystem
rename : lang/cem/cpp.ansi/Parameters => lang/cem/cpp.ansi/parameters.h
2013-05-12 20:45:55 +01:00
David Given
d89f172841
Change fatal() and error() to use varargs.
2013-05-10 12:04:21 +01:00
David Given
33b4873932
Readjust after merge to default.
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--HG--
branch : dtrg-experimental-powerpc
2013-05-09 18:15:49 +01:00
David Given
d91a1dc1a6
Merge changes from branch: linux68k platform, linuxppc platform (partially
...
working), and miscellaneous changes to support these.
2013-05-09 18:14:16 +01:00
David Given
b9b808e01a
Apply George Koehler's aelflod fix for generating non-EM_386 binaries.
...
Adjust platforms to use it. Fix some bugs in the linux386 platform.
--HG--
branch : dtrg-experimental-powerpc
2013-05-09 15:54:23 +01:00
David Given
99d7f513f2
Properly error out if something goes wrong rather than ploughing ahead
...
anyway.
--HG--
branch : dtrg-experimental-powerpc
2013-05-09 11:20:36 +01:00
David Given
bcfb3d802f
Add pmfile for m68020 libend.
...
--HG--
branch : dtrg-experimental-powerpc
2013-05-09 00:58:35 +01:00
David Given
8e2d027c49
Add pmfile for m68020 libem.
...
--HG--
branch : dtrg-experimental-powerpc
2013-05-09 00:57:47 +01:00
David Given
8d0261473d
Add missing linux68k platform and liblinux support library.
...
--HG--
branch : dtrg-experimental-powerpc
2013-05-09 00:56:10 +01:00
David Given
c93cb69959
Check in incomplete Linux PowerPC and M68K work.
...
--HG--
branch : dtrg-experimental-powerpc
2013-05-08 00:48:48 +01:00
George Koehler
c8fdcff960
Some fixes for aelflod and aslod.
...
Copy rhead() and rsect() from aslod to aelflod, so aelflod can work
for machine with 64-bit long.
In aelflod, fix ELF header so file(1) no longer reports "corrupted
section header size".
2013-04-24 19:57:23 -04:00
David Given
dccecc5d45
Back out erroneous change.
2012-12-14 11:56:21 +00:00
George Koehler
0fc7fd5d33
Prevent segfault when trying to print an error message.
...
Use <stdarg.h> to pass arguments correctly, as ack/util/util.c
already uses <stdarg.h> the same way.
2012-10-24 13:44:50 -04:00