X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=NEWS;h=d84fd526891cd676f627a743dc4730e4e89c3068;hb=23e8ed407c99d1b26465acc0aa61c1c88cc81893;hp=30e232009d02a8b00e3f0358c0cf6b024a8e9b81;hpb=ff68efbd3af2a0b718f4b185f558feb9d86b6cf2;p=sbcl.git diff --git a/NEWS b/NEWS index 30e2320..d84fd52 100644 --- a/NEWS +++ b/NEWS @@ -1,8 +1,18 @@ ;;;; -*- coding: utf-8; fill-column: 78 -*- -changes relative to sbcl-1.1.7: +changes relative to sbcl-1.1.8: + * enchancement: disassemble now annotates some previously missing static + functions, like LENGTH. + * optimization: calls to static functions on x86-64 use less instructions. + +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) @@ -27,7 +37,9 @@ changes relative to sbcl-1.1.7: ** querying the character database for code points not defined by Unicode gives less wrong answers (lp#1178038, reported by Ken Harris) * enhancement: print intermediate evaluation results for some ASSERTed - expressions. (lp#789497) + expressions. (lp#789497) (patch by Alexandra Barchunova) + * enhancement: x86-64 disassemblies are annotated with unboxed constant + values when there are references to (RIP-relative) unboxed constants. * bug fix: type derivation for LOG{AND,IOR,XOR} scales linearly instead of quadratically with the size of the input in the worst case. (lp#1096444) @@ -61,6 +73,11 @@ 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 @@ -81,6 +98,16 @@ changes relative to sbcl-1.1.7: * optimization: local call analysis of inlined higher-order function should converge more quickly, resulting in better code for complex functions. + * optimization: On x86-64, medium (word-sized but wider than 32 bits) + 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.