David Given
81c677d218
Add a bunch more set operations to the PowerPC backends, and the Pascal test
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for the same.
2017-01-17 22:31:38 +01:00
David Given
c471f617b7
Ensure that memory is zero-initialised.
2017-01-16 22:45:03 +01:00
David Given
2cdcc16bc2
Fix a buffer overrun that was manifesting on OpenBSD; also fix a bounds check and some uninitialised variable problems.
2017-01-16 22:44:37 +01:00
David Given
fa5675d439
Run through clang-format.
2017-01-16 21:16:33 +01:00
David Given
09c79b7dba
Fix cosmetic warning when compiling B.
2017-01-15 23:00:17 +01:00
David Given
c4ad07fdfc
Merge pull request #40 from davidgiven/dtrg-pas
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Make Pascal sets work on PowerPC (both ncg and mcg); make Pascal know about 8-bit bytes.
2017-01-15 22:56:06 +01:00
David Given
b32be06881
Allow the full 8-bit byte range when reading program source.
2017-01-15 22:41:11 +01:00
David Given
5fd1634830
Rename the test to something more sensible.
2017-01-15 22:33:41 +01:00
David Given
5ff983ad9b
Increase the number of items in a char set from 128 to 256, to cover all
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possible bytes (7-bit bytes are so 70s).
2017-01-15 22:30:25 +01:00
David Given
e7e29d34ff
Add a test (currently failing) to check that Pascal char sets can store all 256
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possible values. Add the PowerPC ncg and mcg backend support to let the test
actually run, including modifying a bunch of PowrePC libem functions so that
they can be called from both ncg and mcg.
2017-01-15 22:28:14 +01:00
David Given
1ea46f6afe
Actually tell the user which tests failed.
2017-01-15 22:26:09 +01:00
David Given
fd83b09c58
Fix typo.
2017-01-08 18:53:59 +01:00
David Given
612e14b4b4
Improve confusing error message when calling function procedures from a
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top-level statement.
Fixes : #30
2017-01-08 11:25:57 +01:00
David Given
ee5ef73dfb
Run through clang-format.
2017-01-08 11:23:56 +01:00
David Given
62022c6f6b
Don't print source file names during compilation (gcc stopped doing it years
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ago).
2017-01-08 00:16:35 +01:00
David Given
4b7fc5e233
Run through clang-format.
2017-01-08 00:15:23 +01:00
David Given
11ea3a2fe1
Don't sort inludes any more (breaks too many ACK files).
2017-01-08 00:15:10 +01:00
David Given
51862cff82
Merge pull request #32 from dram/add-execve
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Add execve() system call for Linux
2017-01-07 23:23:00 +01:00
David Given
893471a42e
No longer truncate module names at 10 characters when constructing paths;
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rename some library modules to their full names.
2017-01-07 23:00:52 +01:00
David Given
d50a6f99de
Run through clang-format.
2017-01-07 22:56:00 +01:00
David Given
cca6171e55
Properly install man pages.
2017-01-07 22:38:30 +01:00
David Given
9945b019d2
Add a B man page.
2017-01-07 22:35:02 +01:00
David Given
a7fa54e4e0
Update the README.
2017-01-07 20:11:01 +01:00
David Given
837b9622fb
Make sure that constant folding doesn't render our tests trivial.
2017-01-07 19:53:57 +01:00
David Given
abbead482a
Sections are now aligned (required by the EM spec).
2017-01-07 18:47:46 +01:00
David Given
efab08178b
Fix a bunch of issues with pushing and popping mismatched sizes, which the B
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compiler does a lot; dup 8 for pairs of words is now optimised.
2017-01-07 18:47:00 +01:00
David Given
5a38ce2a69
Pre-and-post-modification operators now work substantially better (i.e.,
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working).
2017-01-07 18:46:03 +01:00
David Given
39215c131e
Moved the inc/dec operator tests into their own source file; more exhaustive
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testing.
2017-01-07 18:38:43 +01:00
David Given
6b4f8d72b8
ine and ste are now declared to modify memory (preventing cached values being
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propagated across the modification).
2017-01-07 13:25:09 +01:00
David Given
7710c76d56
Introduce sequence points before store instructions to prevent loads from the
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same address being delayed until after the store (at which point they'll return
the wrong value).
2017-01-07 13:17:39 +01:00
David Given
0da248dced
Use a better NOT; and after remembering that PowerPC bit numbers are all
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backwards in the documentation, rewrote IFEQ/IFLT/IFLE to actually work.
Probably. Thanks to the B test suite for spotting this.
2017-01-07 01:03:15 +01:00
David Given
77fc62285d
Extern variables can now be written to.
2017-01-06 23:24:05 +01:00
David Given
73922f1d16
Ensure that procedure labels are word-aligned.
2017-01-06 22:29:52 +01:00
Xin Wang
24d26b2826
Add execve() system call for Linux
2017-01-06 18:33:52 +08:00
David Given
72766a02de
Fix typo in the descr file which was stopping -B from working. Add B
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documentation to the ack man page.
2017-01-04 13:28:40 +00:00
David Given
aeb9d4952d
Added an abmodules tool which detects B modules and generates an initialiser
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function for them (in C, unfortunately).
2017-01-03 18:54:13 +00:00
David Given
e2751f76b5
Add a control flow test.
2017-01-01 23:51:48 +00:00
David Given
62bc2ab97a
Jump tables for switch now go in ROM (required by the EM spec). Forward gotos
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now work.
2017-01-01 23:28:41 +00:00
David Given
8b8910595a
Add proper support for negative constants in external initialisers.
2017-01-01 17:56:53 +00:00
David Given
049aff9f33
Remove the negative-constant code from the compiler; I think it's going to
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break a=-1 (with no spaces). Backed out changeset dead3363ac7d.
2017-01-01 17:44:55 +00:00
David Given
be909fe045
Add tests for more operators.
2017-01-01 17:44:03 +00:00
David Given
374e7a1c57
Add support for the ~ operator.
2017-01-01 17:40:06 +00:00
David Given
b1576e2c77
Add support for negative constants in external initialisers.
2016-12-31 19:43:03 +00:00
David Given
a01523a893
Allow programs to override binit() (so they can register their own modules).
2016-12-31 17:39:51 +00:00
David Given
1beedca590
Add support for B tests; add a test for the B operators (finding several
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compiler bugs in the process).
2016-12-31 17:38:52 +00:00
David Given
803b81e3f4
Add support for the xor operator.
2016-12-31 17:36:12 +00:00
David Given
c3e1ef1064
B patch table names shouldn't be in the B symbol namespace.
2016-12-31 00:14:28 +00:00
David Given
fa02a855e8
Fix issue where !x was actually calculating !!x.
2016-12-31 00:14:04 +00:00
David Given
462529a7d2
Trying to install openbios-ppc causes Travis to error out now (not sure why).
2016-12-29 17:30:47 +00:00
David Given
e460adc923
Add a B version of the hilo program.
2016-12-29 17:20:51 +00:00
