| Commit message (Collapse) | Author | Age | Files | Lines |
|---|
| |
|
|
|
|
|
|
|
| |
We were not prioritizing the interaction of equalities in the worklist, because
pre-canonicalization solved the constraints one by one, in their arrival order.
This patch fixes this, so it's a generally useful improvement, mainly for
efficiency. It makes #4981 go away, although it's not a definite answer to the
cause of the problem. See discussion on Trac.
|
| |
|
|
|
| |
This patch just puts a better SrcSpan on the AbsBinds
produced by the type checker
|
| | |
|
| |
|
|
| |
(See Trac #3011.)
|
| |
|
|
| |
This just disables the coercion optimiser, mainly for measurements in the paper
|
| |
|
|
|
| |
This dumps a (one-line) listing of the size of the Core program,
just after tidying
|
| | |
|
| | |
|
| | |
|
| | |
|
| | |
|
| | |
|
| | |
|
| | |
|
| |
|
|
|
|
| |
This fixes a couple of duplicates that had crept in, and also
renumbers everything so that they are monotonically increasing
through the file.
|
| | |
|
| | |
|
| | |
|
| | |
|
| |
|
|
|
|
| |
The .hsc files aren't currently safe for cross-compilation on Windows:
libraries\haskeline\.\System\Console\Haskeline\Backend\Win32.hsc:160
directive "let" is not safe for cross-compilation
|
| | |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Here's a bit of erroneous code:
00000c5c <s1ad_info>:
c5c: 8b 45 08 mov 0x8(%ebp),%eax
c5f: d9 46 03 flds 0x3(%esi)
c62: dd d9 fstp %st(1)
c64: d9 55 08 fsts 0x8(%ebp)
c67: 89 c6 mov %eax,%esi
c69: c7 45 00 24 0c 00 00 movl $0xc24,0x0(%ebp)
c70: f7 c6 03 00 00 00 test $0x3,%esi
c76: 75 ac jne c24 <s1ac_info>
So we should be doing some ffrees before the jne. The code that
inserts the ffrees wasn't expecting to do it for a conditional jump,
because they are usually local, but we have a late optimisation that
shortcuts jumps-to-jumps, and that can result in a non-local
conditional jump.
This at least fixes an instance of the bug that I was able to
reproduce, let's hope there aren't any more.
|
| | |
|
| | |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
| |
Previously, -ddump-cmmz was used to dump out the "Raw Cmm" right
before it gets passed to the backends, as well as all of the
intermediate phases in the new code generator. Unfortunately,
there are a lot of intermediate phases, which means -ddump-cmmz
takes a very long time with -fnew-codegen for large programs,
even if you're only interested in the final result.
Here we split up -ddump-cmmz into -ddump-cmmz (now exclusively for
the new code generator) and -ddump-raw-cmm (for both code generation
paths.) The old flag was not documented in the manual, so hopefully
not too many people will be surprised by this change.
|
| | |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
When allocating new objects on the heap, we previously returned
a CmmExpr containing the heap pointer as well as the tag expression,
which would be added to the code graph upon first usage. Unfortunately,
this meant that untagged heap pointers living in registers might
be spilled to the stack, where they interacted poorly with garbage
collection (we saw this bug specifically with the compacting garbage
collector.)
This fix immediately tags the register containing the heap pointer,
so that unless we have extremely unfriendly spill code, the new pointer
will never be spilled to the stack untagged.
An alternate solution might have been to modify allocDynClosure to
tag the pointer upon the initial register allocation, but not all
invocations of allocDynClosure tag the resulting pointer, and
threading the consequent CgIdInfo for the cases that did would have
been annoying.
|
| |
|
|
|
|
| |
This fixes the Lint error, but still risks leaving stupid
let { x=y } bindings in the code. But no time to fix that
today. (Leave the ticket open for that reason.)
|
| | |
|
| |
|
|
| |
Patch from Brian Bloniarz
|
| |
|
|
|
|
|
| |
* Some refactoring
* Support for Windows filenames
* Some support for installed trees (as Windows "bindists" are really
install trees)
|
| |
|
|
| |
It's just an internal GHC library, for now at least
|
| | |
|
| | |
|
| | |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
We used to have
MK_INSTALL_DEST = "$(shell cygpath $1)"
but this meant we ended up with
"$(shell cygpath "[...]/html/`basename $$i`")"
and the $(...) gets evaluated before the makefile rule, so the for loop
hasn't been run, and so $i isn't defined. So we were taking the basename
of the empty string, meaning docs weren't being installed in the right
place.
Now we have
MK_INSTALL_DEST = $$(cygpath $1)
so the evaluation happens in the shell, while the for loop is running.
|
| | |
|
| | |
|
| | |
|
| |
|
|
|
| |
In particular, this makes it possible to compare release bindists (with
profiling files) and validate bindists (without them).
|
| | |
|
| | |
|
| |
|
|
|
| |
This isn't important, but it stops us getting [...]/./[...] in the paths
in bindists.
|
| | |
|
| |
|
|
|
| |
XCode 4 doesn't include the 10.5 SDK, so if we explicitly ask for it
then linking fails.
|
| |
|
|
|
| |
Using && causes problems on opensolaris, for an unknown reason.
http://www.haskell.org/pipermail/cvs-ghc/2011-March/060314.html
|
| |
|
|
|
|
|
| |
It might be nicer to actually go the other way, and make everything
use <section> instead, but this fixes the incorrect numbering for
now, and we can look into whether <section> has any disadvantages
later.
|
| | |
|
| |
|
|
|
| |
This optimises away comparisons with minBound or maxBound
that are always false or always true.
|
| | |
|
