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* Updatev1.9.1xleroy2011-11-271-7/+26
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1742 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More careful updating of current location for error msgs.xleroy2011-11-261-6/+10
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1739 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* cparser/*: refactoring of the expansion of read-modify-write operatorsxleroy2011-11-2613-230/+428
| | | | | | | | | cparser/PackedStructs: treat r-m-w operations over byte-swapped fields cparser/PackedStructs: allow static initialization of packed structs test/regression: more packedstruct tests git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1738 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Fixed serious bug in handling of volatile arrays.xleroy2011-11-264-4/+29
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1737 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Interp: accommodate "int main(int, char **)".xleroy2011-10-192-11/+36
| | | | | | | Driver: dead code removed. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1733 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Extraction: map Coq pairs to Caml pairs and Coq chars (type ascii) to Caml charsxleroy2011-10-1817-102/+80
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1732 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Corrected initialization of char arrays by string literals.xleroy2011-10-176-28/+53
| | | | | | | Added -flongdouble option (to turn long double into double) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1731 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More cleanups in packed struct emulation.xleroy2011-10-162-14/+18
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1730 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Revised emulation of packed structsxleroy2011-10-168-76/+83
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1729 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Watch out for min_int / -1xleroy2011-08-271-1/+11
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1727 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Doc fixesxleroy2011-08-232-2/+3
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1726 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* MAJ licencexleroy2011-08-232-15/+21
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1725 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Changelog, doc: updated for release 1.9v1.9xleroy2011-08-224-10/+24
| | | | | | | lib/Integers, Makefile: unsuccessful experiments with coqchk git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1723 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* arm/PrintAsm: don't generate "vfd" directive, useless?xleroy2011-08-226-22/+33
| | | | | | | cparser: distinguish more carefully between lvalues and modifiable lvalues. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1722 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Harden proof script against empty destroyed_at_movexleroy2011-08-221-7/+6
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1721 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Wrong check: &e must be rejected if e has array type and is not a l-value.xleroy2011-08-211-8/+5
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1720 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Cleaned up old commented-out partsxleroy2011-08-1916-326/+1
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1719 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More careful treatment of 'load immediate 0' as 'xor self'xleroy2011-08-185-36/+24
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1718 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Presimplification SimplVolatile: cleaned up and integrated.xleroy2011-08-1814-22/+171
| | | | | | test/*/Makefile: normalized 'bench' target git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1717 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* SimplVolatile: new pass to eliminate read-modify-write ops over volatilesxleroy2011-08-1810-169/+265
| | | | | | | | Elsewhere: refactoring, moving common code into Cutil and Transform (to be continued) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1716 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Factor out bind_lvaluexleroy2011-08-173-41/+20
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1715 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* MAJxleroy2011-08-161-4/+12
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1714 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* New backend pass "RRE": optimize (somewhat) redundant reloads introduced by ↵xleroy2011-08-167-22/+938
| | | | | | the Reload pass. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1713 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Forgot to update: adding xchg instructionxleroy2011-08-161-0/+2
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1712 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Locations.v: add Loc.diff_dec.xleroy2011-08-147-144/+145
| | | | | | | | ia32: lift restriction that 1st arg of ops cannot be ECX (could be useful for a future, better reloading strategy) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1711 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* IA32 PrintAsm.ml: wrong moves generated in print_builtin_memcpy_bigxleroy2011-08-101-8/+20
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1706 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* IA32: wrong moves generated in print_builtin_memcpy_big.xleroy2011-08-103-1/+41
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1705 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Treatment of volatiles: offer the choice between random reads and treating ↵xleroy2011-08-091-2/+17
| | | | | | volatile accesses like regular loads and stores. (The latter is needed e.g. for Csmith testing.) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1703 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More vigorous scrubbing of r-value structsxleroy2011-08-091-12/+8
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1702 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Improved treatment of structs/unions as r-valuesxleroy2011-08-082-21/+47
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1701 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* IA32 port: more faithful treatment of pseudoregister ST0.xleroy2011-08-0814-169/+356
| | | | | | | Related general change: support for destroyed_at_moves. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1700 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Cleaned up handling of composite conditionsxleroy2011-08-056-99/+311
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1699 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Wrong ifdef PPCxleroy2011-08-051-1/+1
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1698 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More builtins for ARM and PowerPCxleroy2011-08-055-3/+15
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1697 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* arm/PrintAsm: bugs in expansion of new builtinsxleroy2011-08-052-17/+35
| | | | | | | test/: testing the builtins git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1696 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Flag long long and long double literalsxleroy2011-07-311-2/+6
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1695 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Check fcmpd semanticsxleroy2011-07-311-10/+19
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1694 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* ARM: added reversed load/store builtins + bswap builtin (to be tested)xleroy2011-07-305-7/+84
| | | | | | | | IA32: added bswap builtin Updated Changelog git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1693 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* ARM codegen ported to new ABI + VFD floatsxleroy2011-07-3016-629/+560
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1692 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Interp.ml: initialize PRNGxleroy2011-07-292-2/+15
| | | | | | | Cexec.v: comments git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1691 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Typo in arm/PrintAsm.mlxleroy2011-07-281-2/+2
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1690 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Updated Makefile and dependencies. Typo in powerpc/PrintAsm.ml.xleroy2011-07-283-6/+6
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1689 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Added animation of the CompCert C semantics (ccomp -interp)xleroy2011-07-2819-455/+2741
| | | | | | | | test/regression: int main() so that interpretation works Revised once more implementation of __builtin_memcpy (to check for PPC & ARM) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1688 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Check for duplicate label definitionsxleroy2011-07-181-7/+11
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1687 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More precise typechecking of statementsxleroy2011-07-171-33/+75
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1686 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Improved semantics of castsxleroy2011-07-175-66/+150
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1685 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* In conditional expressions e1 ? e2 : e3, cast the results of e2 and e3 to ↵xleroy2011-07-1615-733/+598
| | | | | | | | | the type of the whole conditional expression. Replaced predicates "cast", "is_true" and "is_false" by functions "sem_cast" and "bool_val". git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1684 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of branch new-semantics: revised and strengthened top-level statements ↵xleroy2011-07-1542-1848/+3307
| | | | | | of semantic preservation. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1683 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Fix treatment of function pointers at function calls in the CompCert C and ↵xleroy2011-07-144-26/+19
| | | | | | Clight semantics git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1680 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Back from Oregon commit. xleroy2011-07-0513-598/+1533
| | | | | | | | | powerpc/*: better compilation of some comparisons; revised asmgenproof1. common/*: added Mem.storebytes; used to give semantics to memcpy builtin. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1679 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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