X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=684a691495353e646c6543d5b34aa3fc3fa83da9;hb=df2d632ead05d542d3cdd2d8d162060ee586c151;hp=1e49cf66f85a270c520912f40c7bdf1feadd2f65;hpb=39117fb4cade75e692196cfca1ae3c320546a254;p=sbcl.git diff --git a/NEWS b/NEWS index 1e49cf6..684a691 100644 --- a/NEWS +++ b/NEWS @@ -1,8 +1,71 @@ ;;;; -*- coding: utf-8; fill-column: 78 -*- -changes relative to sbcl-1.1.7: +changes relative to sbcl-1.1.9: + * enhancement: ASDF has been updated to 3.0.2. + * bug fix: Compiling potential modularic arithmetic forms does not cause type + errors when some integer types lack lower or upper bounds. (lp#1199127) + * bug fix: Non-trivial modular arithmetic forms are always cut to the right + bitwidth before being used in a non-modular context. (lp#1199428) + +changes in sbcl-1.1.9 relative to sbcl-1.1.8: + * new feature: the contrib SB-GMP links with libgmp at runtime to speed + up arithmetic on bignums and ratios. (contributed by Stephan Frank) + * enhancement: disassemble now annotates some previously missing static + functions, like LENGTH. + * enhancement: clean.sh now also cleans doc/internals. + * enhancement: SB-EXT:PRINT-SYMBOL-WITH-PREFIX can be used within ~// to + print a symbol with a package prefix. + * enhancement: The debugger and backtracing are more robust against buggy + PRINT-OBJECT methods. + * optimization: calls to static functions on x86-64 use less instructions. + * optimization: compute encode-universal-time at compile time when possible. + * optimization: when referencing internal functions as #'x, don't go through + an indirect fdefn structure. + * optimization: SLEEP doesn't cons on non-immediate floats and on ratios. + * optimization: (mod fixnum) type-checks are performed using one unsigned + comparison, instead of two. + * optimization: enable more modular arithmetic transforms in the presence of + conditionals. + * optimization: bitwise OR forms can now trigger modular arithmetic as well, + when the result is known to be negative. + * optimization: recognize more cases of useless LOGAND/LOGIOR with constants. + * optimization: comparisons between rationals and constant floats or between + integers and constant ratios are now converted to rationals/integers at + compile time. + * optimization: Smaller and faster DOUBLE-FLOAT-LOW-BITS on x86-64. + * bug fix: problems with NCONC type derivation (reported by Jerry James). + * bug fix: EXPT type derivation no longer constructs bogus floating-point + types. (reported by Vsevolod Dyomkin) + * bug fix: sb-bsd-sockets has correct declaration of the canonname field of + addrinfo. (lp#1187041, patch by Jerry James) + * bug fix: uninitialized type-error conditions can now be printed. + (lp#1184586) + * bug fix: tests for sb-bsd-sockets no longer use a predefined port for + listening, allowing several tests to run in parallel. + * bug fix: during disassembly to *COMPILER-TRACE-OUTPUT* instruction + prefixes as used on x86 and x86-64 no longer sometimes print incorrectly. + (lp#1085729) + * bug fix: Specialised SIMD-PACK types can be negated. + * bug fix: Modular arithmetic is more robust. (incidentally fixes another bug + reported by Eric Marsden) + * bug fix: FP return values from foreign calls are always rounded to single + or double float precision on x87. + * bug fix: Known-safe vector access on x86oids should not fail spuriously + when the index is of the form (+ x constant-positive-integer). + * bug fix: Remove GPL-licensed files from source distribution. (lp#1185668) + * bug fix: backtrace printer no longer tries to create very large lists when + the arg-count register is clobberred by other code. (lp#1192929) + * bug fix: x86 should never signal an FP exception while boxing an FP value, + a situation that lands us into ldb. + +changes in sbcl-1.1.8 relative to sbcl-1.1.7: * notice: The implementation of MAP-ALLOCATED-OBJECTS (the heart of ROOM, plus a few SB-INTROSPECT functions) has been completely rewritten; it may now exhibit different bugs than before. + * new feature: minimal runtime/compiler intrastructure support for SSE + SIMD values, as SB-EXT:SIMD-PACK. Enabled on x86-64 via the build-time + feature :sb-simd-pack. This should enable intrinsics extensions as + libraries, without patching SBCL itself. Thanks to Alexander Gavrilov + for maintaining a branch for so long. * enhancement: RUN-PROGRAM supports a :DIRECTORY argument to set the working directory of the spawned process. (lp#791800) (patch by Matthias Benkard) @@ -63,6 +126,11 @@ changes relative to sbcl-1.1.7: when testing for non-zero-ness. * bug fix: (CONCATENATE 'null ...) no longer fails for generic sequences. (lp#1162301) + * bug fix: Type mismatch for the value of conditional expressions are + correctly reported when detected at compile-time, instead of complaining + about a constant NIL (similar for non-EQ-comparable catch tags). + * bug fix: Referring to INLINE global functions as values should not result + in a compilation failure. (lp#1035721) * optimization: faster ISQRT on fixnums and small bignums * optimization: faster and smaller INTEGER-LENGTH on fixnums on x86-64. * optimization: On x86-64, the number of multi-byte NOP instructions used @@ -87,6 +155,12 @@ changes relative to sbcl-1.1.7: integer constants are handled more cleverly, especially when they can be represented as sign-extended (signed-byte 32). (Based on a patch by Douglas Katzman) + * optimization: IF/IF conversion should reliably result in sane code + when (some of) the results of the inner IF are always false or + always true. + * optimization: On x86oids, variable right shifts of machine words are + compiled into straight SAR/SHR, instead of going through the generic + VOP. (lp#1066204) changes in sbcl-1.1.7 relative to sbcl-1.1.6: * enhancement: TRACE :PRINT-ALL handles multiple-valued forms.