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* Coq-defined equality functions for Allocation.Gravatar xleroy2013-05-01
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2225 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Expand 64-bit integer comparisons into 32-bit integer comparisons.Gravatar xleroy2013-04-29
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2218 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Big merge of the newregalloc-int64 branch. Lots of changes in two directions:Gravatar xleroy2013-04-20
| | | | | | | | | 1- new register allocator (+ live range splitting, spilling&reloading, etc) based on a posteriori validation using the Rideau-Leroy algorithm 2- support for 64-bit integer arithmetic (type "long long"). git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2200 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Glasnost: making transparent a number of definitions that were opaqueGravatar xleroy2013-03-10
| | | | | | | | for no good reason. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2140 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Assorted cleanups, esp. to avoid generating _rec and _rect recursors in Gravatar xleroy2013-03-09
| | | | | | | | submodules. (Extraction does not remove them, then.) common/Switch: replaced use of FMaps by our own Maps. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2139 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Constant propagation within __builtin_annot.Gravatar xleroy2013-02-24
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2126 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Pointers one pastGravatar xleroy2013-02-15
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2118 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Updated PowerPC port to new integers.Gravatar xleroy2013-02-12
| | | | | | | Added options -falign-branch-targets and -falign-cond-branches (experimental). git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2113 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* lib/Integers.v: revised and extended, faster implementation based onGravatar xleroy2013-02-10
| | | | | | | | bit-level operations provided by ZArith in Coq 8.4. Other modules: adapted accordingly. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2110 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Ported to Coq 8.4pl1. Merge of branches/coq-8.4.Gravatar xleroy2013-01-29
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2101 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Updated documentationGravatar xleroy2013-01-11
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2098 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Update Cminor parser and printer so that the parser can parse the whole ↵Gravatar xleroy2013-01-07
| | | | | | Cminor language and can reparse the output of the printer. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2090 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Remove some useless "Require".Gravatar xleroy2012-12-30
| | | | | | | Update ARM port. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2085 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of the clightgen branch:Gravatar xleroy2012-12-29
| | | | | | | | | | | | | | | | | | - Alternate semantics for Clight where function parameters are temporaries, not variables - New pass SimplLocals that turns non-addressed local variables into temporaries - Simplified Csharpminor, Cshmgen and Cminorgen accordingly - SimplExpr starts its temporaries above variable names, therefoe Cminorgen no longer needs to encode variable names and temps names. - Simplified Cminor parser & printer, as well as Errors, accordingly. - New tool clightgen to produce Clight AST in Coq-parsable .v files. - Removed side condition "return type is void" on rules skip_seq in the semantics of CompCert C, Clight, C#minor, Cminor. - Adapted RTLgenproof accordingly (now uses a memory extension). git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2083 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Composition properties between injections and extensions.Gravatar xleroy2012-12-29
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2081 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Integers: specialized function to compute x mod 2^N; used in "repr" toGravatar xleroy2012-12-21
| | | | | | | | avoid the cost of a general Zmod. Memdata: updated accordingly. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2077 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Support for inline assembly (asm statements).Gravatar xleroy2012-12-18
| | | | | | | cparser: add primitive support for enum types. bitfield emulation: for bitfields with enum type, choose signed/unsigned as appropriate git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2074 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Globalenvs: allocate one-byte block with permissions Nonempty for eachGravatar xleroy2012-11-12
| | | | | | | | | | | function definition, so that comparisons between function pointers are correctly defined. AST, Globalenvs, and many other files: represent programs as a list of (function or variable) definitions instead of two lists, one for functions and the other for variables. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2067 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Remove Val.is_true and Val.is_false, no longer used.Gravatar xleroy2012-08-06
| | | | | | | Simplified definition of Val.bool_of_val. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2015 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Removed old, commented-out definitions.Gravatar xleroy2012-08-01
| | | | | | | Removed axiom "traceinf_determ" and show uniqueness of behaviors up to similarity of infinite traces. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1988 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* - Revised non-overflow constraints on memory injections so that Gravatar xleroy2012-07-23
| | | | | | | | | | injections compose (Values, Memdata, Memory) - Memory chunks: Mfloat64 now has alignment 8; introduced Mfloat64al32 that works like old Mfloat64 (i.e. has alignment 4); simplified handling of memcpy builtin accordingly. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1983 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Revert unintentional commit #1955Gravatar xleroy2012-07-06
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1957 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Ajout trunk CompCertGravatar blazy2012-07-04
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1955 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Use Flocq for floatsGravatar xleroy2012-06-28
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1939 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Make min_int / -1 and min_int % -1 semantically undefinedGravatar xleroy2012-06-09
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1919 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Memdata: cleanup continuedGravatar xleroy2012-05-26
| | | | | | | Maps: add filter1 operation (could be useful some day) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1903 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* CSE: add recognition of some combined operators, conditions, and addressing ↵Gravatar xleroy2012-05-26
| | | | | | | | | | modes (cf. CombineOp.v) Memory model: cleaning up Memdata Inlining and new Constprop: updated for ARM. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1902 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of the newmem branch:Gravatar xleroy2012-05-21
| | | | | | | | | | - Revised memory model with Max and Cur permissions, but without bounds - Constant propagation of 'const' globals - Function inlining at RTL level - (Unprovable) elimination of unreferenced static definitions git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1899 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Hack with nxorGravatar xleroy2012-05-18
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1898 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* checklink: first import of Valentin Robert's validator for asm and linkGravatar xleroy2012-03-28
| | | | | | | cparser: renamed Errors to Cerrors; removed packing into Cparser. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1856 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* MAJ docGravatar xleroy2012-03-12
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1850 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Minor updatesGravatar xleroy2012-03-11
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1848 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of Andrew Tolmach's HASP-related changesGravatar xleroy2012-03-09
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1838 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Simplified and cleaned up the passing of information from C2C to PrintAsm, ↵Gravatar xleroy2012-02-22
| | | | | | as well as the handling of sections. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1822 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of the "volatile" branch:Gravatar xleroy2012-02-04
| | | | | | | | | | | | - native treatment of volatile accesses in CompCert C's semantics - translation of volatile accesses to built-ins in SimplExpr - native treatment of struct assignment and passing struct parameter by value - only passing struct result by value remains emulated - in cparser, remove emulations that are no longer used - added C99's type _Bool and used it to express || and && more efficiently. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1814 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Added volatile_read_global and volatile_store_global builtins.Gravatar xleroy2012-01-15
| | | | | | | Finished updating IA32 and ARM ports. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1792 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of the nonstrict-ops branch:Gravatar xleroy2012-01-14
| | | | | | | | | | | - Most RTL operators now evaluate to Some Vundef instead of None when undefined behavior occurs. - More aggressive instruction selection. - "Bertotization" of pattern-matchings now implemented by a proper preprocessor. - Cast optimization moved to cfrontend/Cminorgen; removed backend/CastOptim. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1790 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Cleaned up old commented-out partsGravatar xleroy2011-08-19
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1719 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Added animation of the CompCert C semantics (ccomp -interp)Gravatar xleroy2011-07-28
| | | | | | | | 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
* Merge of branch new-semantics: revised and strengthened top-level statements ↵Gravatar xleroy2011-07-15
| | | | | | of semantic preservation. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1683 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Back from Oregon commit. Gravatar xleroy2011-07-05
| | | | | | | | | 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
* Forgot to add new fileGravatar xleroy2011-06-14
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1673 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Revised handling of annotation statements, and more generally built-in ↵Gravatar xleroy2011-06-13
| | | | | | functions, and more generally external functions git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1672 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Preliminary support for 'aligned' and 'section' attributes, gcc-style. ↵Gravatar xleroy2011-04-16
| | | | | | New-style handling of sections for IA32 and ARM. Work in progress, to be tested. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1635 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of branch "unsigned-offsets":Gravatar xleroy2011-04-09
| | | | | | | | | | | | | | - In pointer values "Vptr b ofs", interpret "ofs" as an unsigned int. (Fixes issue with wrong comparison of pointers across 0x8000_0000) - Revised Stacking pass to not use negative SP offsets. - Add pointer validity checks to Cminor ... Mach to support the use of memory injections in Stacking. - Cleaned up Stacklayout modules. - IA32: improved code generation for Mgetparam. - ARM: improved code generation for op-immediate instructions. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1632 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Updated for Coq 8.3pl1. Some cleanups in test/*/Makefile.Gravatar xleroy2011-03-09
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1597 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Float.intoffloat and Float.intuoffloat are now partial functions.Gravatar xleroy2010-10-28
| | | | | | | (May fail if float is too big to be converted.) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1544 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Memory.v: added drop_perm operationGravatar xleroy2010-09-21
| | | | | | | | Globalenvs.v: used drop_perm to set appropriate permissions on global variables (Notempty if volatile; Readable if readonly; Writable otherwise) git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1510 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of the reuse-temps branch:Gravatar xleroy2010-09-02
| | | | | | | | | | | | - Reload temporaries are marked as destroyed (set to Vundef) across operations in the semantics of LTL, LTLin, Linear and Mach, allowing Asmgen to reuse them. - Added IA32 port. - Cleaned up float conversions and axiomatization of floats. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1499 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Semantics of annotationsGravatar xleroy2010-09-02
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1498 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 01:10:23 +0000