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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2498 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2497 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2494 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Support for empty structs and unions
- Better handling of "extern" and "extern inline" function definitions.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2493 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Moved scanning of char constants and string literals entirely to Lexer
- Parser: separate STRING_LITERAL from CONSTANT to be closer to ISO C99 grammar
- pre_parser: adapted + "asm" takes string_literal, not CONSTANT
- Revised errors "inline doesnt belong here"
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2492 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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void * foo(s, u) ...
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2491 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2490 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2489 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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where T is a typedef for a character type.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2488 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Skip comments that might remain after preprocessing
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2487 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2483 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2482 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2481 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2480 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2479 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2478 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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typedef). This produces better error messages for unbound variable names (proper error message in Elab rather than cryptic syntax error in pre_parser).
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2477 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2476 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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Changelog: update.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2475 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2474 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2473 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2472 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2471 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2470 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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(Merge of branch newparser.)
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2469 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2460 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Ctypes: add useful functions on attributes; remove attrs in typeconv
(because attributes are meaningless on r-values)
- C2C: fixed missing or redundant Evalof
- Cop: ignore attributes in ptr + int and ptr - int (meaningless on r-values);
add sanity check between typeconv/classify_binarith and the C99 standard.
- cparser: fixed several cases where incorrect type annotations were put
on expressions.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2457 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2456 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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for Epostincr operations.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2455 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2454 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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Makefile: missing "clean" actions.
Makefile/pg/coq: honor $COQBIN if set (as suggested by P. Boutillier)
to facilitate testing with different Coq versions.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2453 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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over booleans.
Select*: more systematic constant propagation; don't CP shifts by amounts outside of [0..31].
Driver: timer for whole compilation.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2452 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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selection.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2451 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- Use a hashtable instead of an AVL set for adjSet
- Inlining and algebraic simplification of spillCost into selectSpill.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2450 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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1) Revised division of labor between RTLtyping and Lineartyping:
- RTLtyping no longer keeps track of single-precision floats,
switches from subtype-based inference to unification-based inference.
- Unityping: new library for unification-based inference.
- Locations: don't normalize at assignment in a stack slot
- Allocation, Allocproof: simplify accordingly.
- Lineartyping: add inference of locations that contain
a single-precision float.
- Stackingproof: adapted accordingly.
This addresses a defect report whereas RTLtyping was rejecting code that used a RTL pseudoreg to hold both double- and single-precision floats (see test/regression/singlefloats.c).
This corresponds to commits 2435+2436 plus improvements in Lineartyping.
2) Add -dtimings option to measure compilation times.
Moved call to C parser from Elab to Parse, to make it easier to
measure parsing time independently of elaboration time.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2449 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2442 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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More precise classification of float results of arithmetic operations,
in preparation for future work on the C/Clight static type system.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2441 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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those defined in the function. Semantically, both are correct, but the latter may cause RTLtyping to fail if some regs are uninitialized and a collision occurs between regs of different types.
RTL: move the function resource computations there, as it could be useful for other passes some day.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2440 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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Elab: Handle C99 designated initializers.
C2C, Initializers: more precise intermediate AST for initializers.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2439 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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the new Lineartyping can't keep track of single floats that were spilled.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2438 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2437 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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Update Makefile and dependencies.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2436 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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- RTLtyping no longer keeps track of single-precision floats,
switches from subtype-based inference to unification-based inference.
- Unityping: new library for unification-based inference.
- Locations: don't normalize at assignment in a stack slot
- Allocation, Allocproof: simplify accordingly.
- Lineartyping: add inference of machine registers that contain
a single-precision float.
- Stackingproof: adapted accordingly.
This addresses a defect report by D. Dickman whereas RTLtyping was rejecting code that used a RTL pseudoreg to hold both double- and single-precision floats.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2435 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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type errors after optimization.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2434 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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missing or has the wrong type.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2433 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2432 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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To do: check for MacOS X, Cygwin, and also ARM.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2431 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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implementation of long <-> float conversions
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2430 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2429 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2428 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
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