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* Remove some useless "Require".xleroy2012-12-306-18/+3
| | | | | | | Update ARM port. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2085 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Support for inline assembly (asm statements).xleroy2012-12-181-0/+4
| | | | | | | 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 eachxleroy2012-11-121-9/+8
| | | | | | | | | | | 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
* Merge of branch seq-and-or. See Changelog for details.xleroy2012-10-062-113/+105
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2059 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* - Revised non-overflow constraints on memory injections so that xleroy2012-07-238-24/+19
| | | | | | | | | | 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
* Strip quotes from section names during #pragma parsing.xleroy2012-07-111-1/+1
| | | | | | | | | Reinstall the quotes when printing asm. The idea is that .sdump files now contain unquoted section names, which is easier on cchecklink. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1967 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Updated ARM port.xleroy2012-07-104-23/+20
| | | | | | | CSE.v: removed commented-out stuff. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1966 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Update CombineOp for arm and ia32.xleroy2012-07-032-2/+12
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1950 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Recombine x = cmp(...); if (x == 1) ...xleroy2012-07-012-4/+47
| | | | | | | and x = cmp(...); if (x != 1) ... git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1946 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Added option -falign-functionsxleroy2012-07-011-1/+3
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1945 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Use Flocq for floatsxleroy2012-06-282-5/+7
| | | | 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 undefinedxleroy2012-06-093-5/+11
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1919 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* CSE: add recognition of some combined operators, conditions, and addressing ↵xleroy2012-05-266-25/+253
| | | | | | | | | | 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:xleroy2012-05-213-5/+79
| | | | | | | | | | - 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
* Use freg <-> 2 ireg move instructions to fix up calling conventionsxleroy2012-05-181-4/+2
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1895 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Support for fcmpzd instruction (float compare with +0.0)xleroy2012-03-298-6/+74
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1858 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* checklink: first import of Valentin Robert's validator for asm and linkxleroy2012-03-281-1/+0
| | | | | | | 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
* Make CPragmas common to all ports.xleroy2012-02-271-20/+0
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1828 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Take advantage of Cmaskzero and Cmasknotzero.xleroy2012-02-242-1/+16
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1825 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* More aggressive common subexpression elimination (CSE) of memory loads.xleroy2012-02-231-0/+31
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1823 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Simplified and cleaned up the passing of information from C2C to PrintAsm, ↵xleroy2012-02-221-4/+7
| | | | | | 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:xleroy2012-02-043-3/+41
| | | | | | | | | | | | - 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.xleroy2012-01-156-1973/+759
| | | | | | | 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:xleroy2012-01-149-3486/+2830
| | | | | | | | | | | - 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
* Extraction: map Coq pairs to Caml pairs and Coq chars (type ascii) to Caml charsxleroy2011-10-181-3/+3
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1732 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* arm/PrintAsm: don't generate "vfd" directive, useless?xleroy2011-08-221-1/+1
| | | | | | | 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
* IA32 port: more faithful treatment of pseudoregister ST0.xleroy2011-08-081-2/+7
| | | | | | | 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
* More builtins for ARM and PowerPCxleroy2011-08-052-0/+4
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1697 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* arm/PrintAsm: bugs in expansion of new builtinsxleroy2011-08-051-3/+4
| | | | | | | test/: testing the builtins git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1696 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)xleroy2011-07-302-3/+53
| | | | | | | | 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 floatsxleroy2011-07-3014-619/+550
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1692 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
* Added animation of the CompCert C semantics (ccomp -interp)xleroy2011-07-281-61/+48
| | | | | | | | 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 ↵xleroy2011-07-152-6/+69
| | | | | | of semantic preservation. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1683 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Revised handling of annotation statements, and more generally built-in ↵xleroy2011-06-135-75/+212
| | | | | | functions, and more generally external functions git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1672 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Nicer printing of annotations.xleroy2011-05-231-5/+3
| | | | | | | ia32: support builtins for reversed reads and writes (facilitates testing). git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1655 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* cparser/StructAssign: always use __builtin_memcpy + alignment indicationxleroy2011-05-111-62/+89
| | | | | | | | | | (simpler and globally more efficient) cfrontend/C2C.ml: specialization of __builtin_memcpy over size */PrintAsm.ml: revised expansion of __builtin_memcpy_* ia32/Asm.ml: typo in comment git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1649 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* powerpc/PrintAsm.ml arm/PrintAsm.ml: updated (no label elimination).xleroy2011-05-081-18/+5
| | | | | | | | | | Added -dmach option and corresponding printer for Mach code. CleanupLabelsproof.v: fixed for ARM Driver.ml: -E sends output to stdout; support for .s and .S source files. cparser/Elab.ml: spurious comment deleted. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1648 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Typosxleroy2011-04-191-8/+5
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1640 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Fixed some typos.xleroy2011-04-171-13/+26
| | | | | | | Avoid generation of stubs for external functions without float arguments. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1639 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Preliminary support for 'aligned' and 'section' attributes, gcc-style. ↵xleroy2011-04-161-9/+39
| | | | | | 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
* Renamed Machconcr into Machsem.xleroy2011-04-093-59/+59
| | | | | | | | Removed Machabstr and Machabstr2concr, now useless following the reengineering of Stacking. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1633 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Merge of branch "unsigned-offsets":xleroy2011-04-0911-520/+913
| | | | | | | | | | | | | | - 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.xleroy2011-03-091-1/+2
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1597 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* float->int conversions, continued: weaker axiomatization.xleroy2010-10-291-2/+2
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1545 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Float.intoffloat and Float.intuoffloat are now partial functions.xleroy2010-10-284-15/+29
| | | | | | | (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
* Merge of the reuse-temps branch:xleroy2010-09-0211-977/+966
| | | | | | | | | | | | - 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
* Adding __builtin_annotationxleroy2010-09-011-1/+33
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1497 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
* Renamed C2Clight into C2Cxleroy2010-08-181-2/+2
| | | | git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1468 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
generated by cgit (git 2.34.1) at 2024-06-29 01:44:35 +0000