| Commit message (Collapse) | Author | Age | Files | Lines |
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variables whose address is taken.
- CminorSel, RTL: add "annot" instructions.
- CminorSel to Asm: use type "annot_arg" for arguments of "annot" instructions.
- AST, Events: simplify EF_annot because constants are now part of the arguments.
Implementation is not complete yet.
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- C function types and Cminor signatures annotated by calling conventions.
esp. vararg / not vararg
- Cshmgen: generate correct code for function call where there are
more arguments than listed in the function prototype. This is
still undefined behavior according to the formal semantics,
but correct code is generated.
- C2C, */PrintAsm.ml: remove "printf$iif" hack.
- powerpc/, checklink/: don't generate stubs for variadic functions.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2386 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- added RTL type "Tsingle"
- ABI-compatible passing of single-precision floats on ARM and x86
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2260 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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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
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Update ARM port.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2085 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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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
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of semantic preservation.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1683 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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functions, and more generally external functions
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1672 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- 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
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- 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
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AST: add ef_inline flag to external functions.
Selection: recognize calls to inlined built-ins and inline them as Sbuiltin.
CminorSel to Asm: added Sbuiltin/Ibuiltin instruction.
PrintAsm: adapted expansion of builtins.
C2Clight: adapted detection of builtins.
Conventions: refactored in a machine-independent part (backend/Conventions)
and a machine-dependent part (ARCH/SYS/Conventions1).
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1356 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1346 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Revised handling of volatile reads: the execution environment
dictates the value read, via the trace of events.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1345 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Revised memory model with concrete representation of ints & floats,
and per-byte access permissions
- Revised Globalenvs implementation
- Matching changes in all languages and proofs.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1282 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1171 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1076 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- In Cminor and below, removed pointer validity check in semantics of
comparisons, so that evaluation of expressions is independent of
memory state.
- In Cminor and below, removed "alloc" instruction.
- Cleaned up commented-away parts.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@945 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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Started to merge the ARM code generator.
Started to add support for PowerPC/EABI.
Use ocamlbuild to construct executable from Caml files.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@930 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@702 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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conventions d'appel sont maintenant geres de maniere plus locale dans la passe Reload.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@701 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@489 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@386 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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En particulier:
- Semantiques small-step depuis RTL jusqu'a PPC
- Cminor independant du processeur
- Ajout passes Selection et Reload
- Ajout des langages intermediaires CminorSel et LTLin correspondants
- Ajout des tailcalls depuis Cminor jusqu'a PPC
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@384 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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Adaptation frontend, backend en consequence.
Integration passe C -> C#minor dans common/Main.v.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@77 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Ajout de traces d'evenements d'E/S dans les semantiques
- Ajout constructions switch et allocation dynamique
- Initialisation des variables globales
- Portage Coq 8.1 beta
Debut d'integration du front-end C:
- Traduction Clight -> Csharpminor dans cfrontend/
- Modifications de Csharpminor et Globalenvs en consequence.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@72 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@1 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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