Added checks for making sure pos was defined

Added optimizations to foreach and dot notation

Fixed problem with foreach

Fixed problem with foreach

added grid code and dot notation

Creating new developmented branch based on vis12

  added flag to force BSP semantics even when the program would allow a faster implementation

  Optimize case where no barrier synchronization is required in parallel implementation.

  Pass program properties to target-specific code generator

  Added clinfo command-line tool

  Fix for linking on Linux

  Fixed memory management bug and added const specifiers.

  Fix some warnings

  Working on inputs

  working on input support cleanup

  fix high to mid translation to handle image inputs

  Added support for image and sequence input globals

  more work on inputs

  Working on sequence loading code generation.

  Working on image and sequence inputs for libraries

  Allow images as inputs

  Working on input handling

  Working on input initialization

  get the axis kinds right for output nrrds

  Added nrrdKindUnknown

  Add nrrdKindDomain to supported axis kinds

  working on inputs

  Working on handling sequences and images as inputs

  Fix check on nrrd file when loading a dynamic sequence

  Check for errors when loading dynamic sequences.

  better rutime error message formatting

  Working on dynamic sequence loading

  Better TEEM error message

  Working on sequence loading

  added placeholder

  dynamic sequence, etc. support

  update output processing instructions

  working on inputs etc

  working on sequences, etc.

  Working on dynamic sequences

  working on nrrd inputs

  minor code cleanup

  adding missing support for dynamic sequence subscripting

  better printing

  fixed bug in typechecker

  Working on inputs

  include inputs in prettyprinting.

  working on inputs

  code fragment for input initialization translation

  working on inputs

  More work on input

  Working on inputs, dynamic sequences, etc.

  Working on inputs

  Added support for images w/o proxies.

  Working on dynamic sequence loading

  adding missing sources.cm file

  more work on dynamic sequence loading

  Working on dynamic sequence loading

  Working on dynamic sequence loading

  Moved nrrd support into its own directory

  working on dynamic sequence support

  test for dynamic sequences

  Eliminate use of polyequal

  Working on dynamic sequence loading

  Working on dynamic sequence loading

  Working on dynamic sequences

  replace delta with tau

  Adding lexing support for using some lowercase greek letters in identifiers

  update TODO list

  Fix a few type errors, etc.

  Working on sequence loading

  added some documentation of type promotion

  Fix missing promotion cases

bug fixed

  Bug fixes for int to real promotion

type promotion not working on variables?

  Implementing int -> real promotion

  Add log2 function

tweaks

ray-cast isosurfacing of laplacian

ray-cast isosurfacing

mobius strip volume

something to aim for

  add ToWorldSpace3x3x3 function

edges via newton method on laplacian

a higher resolution low resolution version

seems to work

bspln5 now works

does more stuff

  Fleshing out various features, such as ":" and 3rd-order tensor support

  Added support for ":" operator on dimension 3 tensors/matrices and fixed bugs in the
  dimension 2 case.

  Added checking code for ColonMul operator.

working version

bug

bug

  Fix missing piece for c4hexic support

  added documentation for c4hexic

  Added c4hexic kernel and some support code to make it easier to generate
  the kernel coefficients

accidental commit

aesthetic tweaks, now using log

  preparing to add c4hexic kernel

  fix definition of lerp

  Working on ":" support

  Added support for vec6 type and beginning of support for ":" operator.
  Also fixed some bugs.

  Minor edits ported from trunk

  Fix "dof" ==> "dot"

  Add support for 3rd-order tensor norm and fix issues with tensor/vector multiply

  added file header

  use path length as measure of steps

wanted ops on 3rd order tensors 

  minor changes to examples

  converting to use "image" instead of "load" for image nrrd loading

  converting to use "image" instead of "load" for image nrrd loading

  Switch to using "image" to load images (instead of "load").

  Added length function on dynamic sequences

  Changed "ln" function to "log"; added "acos", "asin", and "atan" functions; restructured
  the way that C math functions are handled in the compiler.

  Fixes to tracking of number of active strands

  Fix loop termination condition

  Add support for snapshots

  port changes from trunk (addition of fmod, ln, and log10).

  fix bug in dynamic sequence append

paths not quite working

zoomed in to be more interesting

record of making image

  Note bug fix

  Fix bug where iteration variables were not handled correctly when used in non-trivial
  strand creation expressions.

tweaks

wasn't in this branch?

move ridge3d.diderot ridge3d/ridge3d.diderot

bug

tweaking color

rename mandl --> mandel

for making a Mandlebrot set image

added -s and -c options

6-sample-support kernels not working all the way

  Some cleanup in the freeing code

Fixed memory leaks.

Fixed bug with error reporting code.

Removed tests for bugs that no longer exist.

  Switch to using a biffMsg struct to record errors in the world.

  Clear out unused suffixes in Makefile

  update with comments

  Fix copy code for reals and vectors

  Bug fix for copyToC.

  fix main.c for new API

Committed two samples which expose bugs.

  Move Strand substructure to before Program structure

  more makefile edits

  minor change to makefile

  cleanup some FIXMEs

  more work on documentation

  Working on documentation

  Working on documentation

  Add global input registration support for standalone executable

  Add support for setting the number of workers for the parallel target

  porting new OpenCL configuration from trunk

  Work around, since we no longer include diderot.h in the generated API.

  bug fixing for parallel target

  fix typo

  Fix comment

  Add test for stdbool.h

  Working on support for parallel target

  added make rule for parallel target

  initialization of scheduler structure

  Adding support for parallel target in library mode

  Fix typo.

  Working on support for parallel target

  Cleaning up the header files; support C++ as application language.

  adding finer-grain phase timers

  minor cleanup

  documentation of Diderot API

  Clean up the handling of translation from TreeIL types to C types.  There are two cases:
  translating to the external C API amd translating to the internal Diderot types.

  Remove const from Diderot string typedef.

  Working on factoring out the generation of code to translate between the internal
  Diderot representation of types (e.g., Diderot_vec3_t) and the external C API
  (e.g., float[3]).

Performance issue examples.

  Update comment

  factor out input/output names into RuntimeNames module and change
  naming scheme

  Remove setBindings, since the smart constructors take care of this.

  Correct minor typos

  Change convention for naming inputs and outputs

  Fix grammar error that did not allow negative numbers as initializers

  Update regression tests for new output mechanism and to use --exec flag

  Fixe some type errors in generated code.

  Added support for setting image inputs from nrrd objects; better propogation of
  errors; better use of world err field for error messages.

  Working on input support

Completed 'vector * rank 3 tensor' functions.

  Added chapter for interface

  Working on input variable support

seems to be working, except that it will be very clumsy to implement RK2; this is only Euler integration

glk confused

sequence multiplying confusion

  Drop data axis n output nrrd when data is scalar

  added tensor times vector code

  Add support for building 3rd order tensors

  Fix error in type names and include inline-tensor3.h in diderot.h

  Generalize probing to handle higher-order tensors

  added TODO comments

  Rewrite of nrrd code to handle a single data axis for tensor data (and no axis for
  scalar data)

  Output functions now use a single axis for data and set the axis kind field of the nrrd.

  update comment about processing output

  more work on nrrd file formats

  Working on supporting nrrd file formats

  record bug fix

  Minor debugging tweaks

  Bug fix: incorrect dominance tree was being constructed when the join of an if
  was also the then or else branch.

  Working on better axis support for dnorm

  Switch to using PathUtil.findExe

removing range checking

uncaught exception Fail, and question about reading in tensor images

  Add make rules for building standalone executables

  add comments about bugs

  check the output size before trying to find min/max values

tweak

can't print in strand init

segfaults

  Working on standalone executables

  Working on standalone executable support

  minor cleanup to main fragments

  More bug fixes

  Switch out to vec3, so that it matches the API used by main.c

  Code cleanup

  Bug fix: the CFG was not getting constructed correctly in certain
  situations.

  Update with comments about bugs

  Some cleanup of hlic example

  Print summary info about result

  Fix issue with non-deterministic behavior

adding more inside checks; but its still apparently non-deterministic

fix suggested by JHR

  Fixed BUG4

  Remove file generated by configure script

  Bug fix: matrix assignment when rhs is state variable

fix suggested by JHR

tweaks

tweaks

tweaks

what the heck

testing ridge3d example

added test/hlic

putting declaration at beginning of block

not needed

trying to get a hyperlic (tensor eigenvector lic) example working

hadn't correctly zero-ed out existing space in case of trivialOrient

added -to option

  Add error handling

  a bit more work on standalone executables

  Starting to add support for standalone executables

  Bug fix for output

  Preliminary library support for dynamic sequences.

  add output to iso2d-polyline example

add log message

  Fixed typo

  change back to using the same runtime for both libraries and standalone executables

  Fix makerules to use the .o produced by Diderot compiler

  Working on library support

  bugfix

  Working on library support; made iso2d-polyline into a library test case

  Working on library support

  Working on library test case

  Working on library support

  Working on library support

  Add rules for generating more fragment files

  Add fragments for sequential and parallel main functions, which will be used
  to generate standalone executables

  Working on library support

  Working on library support

  Working on library support

  Fixing bugs in generated code

  Working on library generation

  Working on library support

  Fix substitutions

  Finished coding output generation support

  Finished up coding of dynamic sequence output generation

  more work on output generation

  Working on output generation

  Working on code to generate get output library functions

  more work on library support

  Working on library support

  Working on adding library support to compiler

  generate fragment files

  add D_Proto to the CLang module

  Working on library and output generation

  Fragments for the generated header file

  working on vis paper stuff

  Update instructions

  Working on 3rd-order tensor support

  In preperation of making library generation the default, I'm adding
  a flag for specifying that the target is a standalone executable

  Working on new approach for output

  Working on dynamic sequences.

  Working on dynamic sequence support

  pushing dynamic sequences through the compiler

  More work on dynamic sequences.

  Working on support for dynamic sequences; also adding support for type coercions.

  Things to do for vis paper

  Create a branch to implement things that we need for the Vis 2012 paper

  Added diderotc manpage

  Porting changes from opencl branch

  Merging changes from pure-cfg branch back into trunk

  Merging in changes from pure-cfg branch.

  Added "-o" option to compiler

  Fixed spelling

  Removed manticore reference

  Add documentation about running scripts

  Minor syntax editing

  Created a compiler/gen directory to hold code for the generation tools.  Moved
  compiler/IL/gen to compiler/gen/il and created compiler/gen/opt for Charisee's tool.

  Fix comment

now with wiki URL

The todo list is being moved to the wiki.

  Merging in changes from pure-cfg branch: removed CL, expanded trace, and added method name
  datatype.

added need to convolve tensor[2,2] and tensor[3,3] images, and updated priorities

demo of inability to convolve with tensor[2,2] images

rename

new test dataset

new test dataset

test for convolution of 2nd-order tensors

  Add generated OpenCL file to cleanup

  Added runtime arguments to regression-test run script

  Moved random documents from source repository to papers repository.

adding infinity

  Port bugfix from pure-cfg branch

lic in turb2d

new 2d turbulent flow dataset

cleaning 

  update TODO list

  Remove CL from compiler

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  merging changes from pure-cfg

  Remove fixed bug from TODO

  added some debugging code

  Fixed bug in translating mehods with a conditional as their entire body
  (e.g., lic2.diderot example).

updating to reflect progress

removing tabs, trying to be more informative

new bug

last commit was by mistake

a bug

using new +=, -=, *=, and clamp

changed implementation to make the code a more obvious implementation of Newton-Raphson, and also to create some obvious and not-so-obvious opportunties for optimization

  Better cleanup code

  Better cleanup

  Restore code to generate regression-test scripts

fixing typo

  Added support for hest-based command-line arguments to trunk.  Also switched
  output filename to prog.txt (from mip.txt)

  Add build support for teem example

  update TODO

  Adding support for assignment operators to the trunk.

  Added support for clamp to trunk

Added a C/TEEM implementation of vr-lite-cam.

  Edits to INSTALL instructions

adding info about svn co

  update TODO

clarified output/input issue

  Update language description

  update TODO list

Added the code for generating OpenCL

reformatting

useful for new programmers

new semantics for unu 3op max_sm

const-correctness on me

const-correctness on argv

  Porting many changes from the pure-cfg branch, including value numbering
  and support for parallel execution on SMP systems.

changed output image size from 200 to 201 to avoid sensitivity to FP error on inside() test, and made assess.sh slightly more tolerant of FP error

test more lenient WRT FP round-off

test more lenient WRT FP round-off

making test more permissive of rounding errors

  remove ax_check_cl.m4, since it is broken

  Added ax_check_cl.m4

further info

a simple volume-rendering test

test axis dataset; human-readable nrrd file

have tweaked data

tweaking data

more high-minded ideas

another test dataset

making ring dataset less isotropic

  Added script to run a single regression test

  tweaking the regression-test script

  Added regions to TODO list

some comments

making slow tests run faster

another test

new datasets

new tests

more tests

basic test of 3D convolution

First go at a parallel runtime

  Don't generate a log file unless -log is specified

  added the ability to test a different version of the diderot compiler

  minor tweaks of messages

  added README for tests

  Scripting support for regression tests

  more scripting work

  Working on testing script

  Move regression tests into the tests subdirectory so that we can more easily
  script the testing process.

data for 2D convolution tests

previous commit an accident

beginnings of some regression test stuff

updated

  Redirect output to log file.

  minor edit to TODO

superficial changes

refreshed again

refreshed/reordered GLKs view of priorities

more ideas

  Added missing printing of initial strand creation to TreeILPP

  porting changes from development branch

tweaks

this test program has served its purpose

reformatting for legibility

  Remove die from TODO list

  Port updates from development branch to support die.

now using conditional expressions

actually, there isn't a bug?

some tweaks

illustrative volume rendering

txf for illust-vr

further explanation

the road ahead

  one final merge

  One more update from pure-cfg

  Final merges from pure-cfg branch

  more merging of pure-cfg changes back into trunk

  More merging of pure-cfg back into trunk

  Starting to merge pure-cfg changes back into trunk

Updated the defs.tex for the semantics.tex file

Adding defs.text

  remove generated files from repository

update config.guess and config.sub to latest version

update config.guess and config.sub to latest version

Removing old semantics directory and adding doc/semantics and latex components

  Fixed typos

pictures of inside

  Moved bib stuff to end of file

updated the global section in the semantics

  Backporting changes from pure-cfg branch.  These include the "actor" ==> "strand"
  changes.

Fixed the structure of the semantics doc

Added the Commands and Update Rules to the semantics

Adding the semantics directory and semantics file

fixed little bug

  Added binary-ops table

fixed little bug

very initial stab at particles code

very initial stab at particles code

  Changed typing rules for tensor construction.  The convention is now slow-to-fast
  for tensor dimensions.

  Add more type tests

  Working on language description

  Added type test example

  added missing hats

  Added additional operations on fields (F+F, F-F, sF, Fs, F/s)

  Added example

  New note

  Fixed typos

  Fix typos

  Working on mid-to-low translation

  Working on MidIL to LowIL translation

  Working on MidIL to LowIL translation

  Added fromDigits function

  Added explode function

  Working on mid-to-low translation

  Working on Mid to Low translation

  Working on LowIL

  Working on low-il

  Working on codegen

  Working on codegen

  Working on coed generation

  Minor edit

  Working on code generator API

  Change name of MidIL Transform operator to PosToImgSpace.  Also added GradToWorldSpace operator to MidIL.

  Added comments about SSE

  Working on C version of MIP

  more work on MIP example

  Working on hand-translated example.

  Clarify description of simplify

  Add Diderot_Mat types

  added InvertTranspose operation

  Bug fix: change + to *

  Working on runtime

  More runtime work

  Working on Diderot runtime

  Working on C version of runtime

  Working on vr-mip in C example

  Add project URL

  Upated URL in header to diderot-language.cs.uchicago.edu

  Working on a hand translation of vr-MIP.diderot to C code.

  Beginnings of code generation infrastructure

  fix comment

  Starting to work on mid-to-low translation

  update descriptions of passes

  Slightly better error reporting

  Use the dummy transfer-function data for the vr-phong test

  Bug fix: realTy == VecTy 1 (not 0)

  Filter out dimensions of size one in tensor types

stand-in for RGBA transfer function

  Starting to work on the LowIL representation

  Bug fix: get type of Inside right

  Bug fix: wrong signature for EvalKernel

  Bug fix: get type of Select right

  Adding MidIL checking

  Better error messages

  Bug fix: add missing code to set CFG edges in destination

  Added checking for HighIL representation

  Bug fix: get the result type of condtional expressions right when simplifying

  bug fix for conditional expressions

  Working on checking

  More work on checking

  Working on IL checking

  Rename file

  Working on checking code

  Separate tests with "===="

  Working on HighIL checking code

  Added more type info to HighIL operators to aid checking.

  Simplify basis by removing cruft that is not being used.

  Working on checking for HighIL

  Started to work on checking code for HighIL

  Minor edits

  reorganize operators a bit

  fixed typo

  Slice support in HighIL

  Working on slice support

  Added types to pretty printing

  bug fixes

  Added a script to run the compiler over a bunch of examples

  Fix inexhaustive matches by adding E_Slice placeholders

  Added types to IL variables

  new files

  Moving IL types out of the Op structures into their own per-IL structures.

  Move MidIL types into their own module

  Copy some of the translation boilerplate from the high-to-mid translation
  into the mid-to-low translation

  Updated grammar to tack changes in implementation

  Use conditional-expression syntax

  Remove uneeded parens

  normalize tensor shapes in prune functions (e.g., tensor[1] ==> tensor[]).

  Fixed bug in grammar

  Working on adding slice notation and fixed precedence of differentiation

  Tweak defs

  Added conditional expression syntax

  Added conditional expression syntax

  Added missing package

  Debugging probe.sml.

  Added fld2d' test case

  Bug fixes to HigiIL optimization

  Update example

  Added parse-tree support for conditional expressions (still need parser support)

  Started to work on IL checker

  Working on optimization and translation

  Added HighIL to MidIL translation phase

  Working on translation

  Working on high to mid translation

  removed Transform from high IL

  Working on translation functor

  working on translation

  Adding new file for translation support

  Working on high to mid translation

  Fix continuity of ctmr

  Move test-kernel stuff to fields directory

  Added hash-cons representation of IL expressions

  Debugging generation of probe code

  Debugging probe.sml

  Working on test driver for probe code

  Added assignToString function

  working on HighIL to MidIL translation

  Added discussion of partial-derivative operators

  Fixed header comment

deleting a random file

adding the translate directory for mid-to-low il

Adding the files for the low-il specs

  Adding comments

  New files

  Implementing the census functor

  Working on debugging HighIL optimization

  Update compiler picture

  Working on HighIL optimization

  Put optimization passes in IL directories

  Added some comments

  Working on report

  Working on high to mid translation

  Tweaking MidIL definition

  Fixed bugs in mid-il and IL generator

  Adding file

  editing

  Working on report

  Working on HighIL to MidIL translation

  Added function types

  Starting to document the Diderot Basis

  Added compiler README file

  Adding placeholder directories

  Working on probe code generation

  removed stabilize command from stabilize method

  Added top-level Makefile

  Working on HighIL optimizer

  comments

  Edits

  Edits

some usage tips

added use of stabilize code block

  Working on compiler

fixing output value creating

int -> real

white space change

  updates to test code

initial pass at volume rendering lite

  remove generated files from repository