Next Meeting: Thursday November 10, 2005, 6 pm Pacific Standard Time (Friday November 11, 2005, 2 am GMT) telecom info (NOTE NEW NUMBERS) US 800-637-5822 Other +1 647-723-3937 Access Code 6850821 1. New ISAC Issues: 2075 Submitted Arrays with numeric and enumeration index types are not closely related 2076 Submitted A member attribute for records 2. Open ISAC Issues: 2038 Submitted Minor semantic errors 2054 Submitted Larry Individual assoc. rules for array formal are not valid 2070 Analyzed Chuck Support for floating point denormal numbers 2071 Submitted Indexed name in case expression 2072 Submitted Allow static operations on "ranges" 2073 Analyzed Chuck Index constraints and discrete range conversions from universal_integer 2074 Analyzed Chuck & Ajay Problem with direct/select visibility in formal part 3. Categorization of Old IRs: Currently done: Status 1002 Open Ambiguity as to when parameter subtype indications are elaborated. 1003 Open Non-commutative and non-associative resolution functions are a source of non-determinism 1004 Enhancement-Analysis needed Are deferred constants still deferred after their full declaration? 1008 Resolved Function NOW is undefined during static elaboration. 1009 Open Unclear context of evaluation for formal part of block map aspects. 1013 Open Reference to a generate loop parameter in a configuration is unclear 1014 Open The LENGTH attribute is ill-defined. 1017 Open Why must a name in a wait stmt. sens. list be static? 1019 ??Compare with 2028 The signal updating steps of the simulation cycle is incorrect. 1024 Open VPI Issue 20 -- Primary units with same name 4. Status of Web Based IR System Revised 04 November 2005 Number Status Responsible Description Notes Active IRs 2038 Submitted Minor semantic errors 2054 Submitted Larry Individual assoc. rules for array formal are not valid 2070 Analyzed Chuck Support for floating point denormal numbers 2071 Submitted Indexed name in case expression 2072 Submitted Allow static operations on "ranges" 2073 Analyzed Chuck Index constraints and discrete range conversions from universal_integer 2074 Analyzed Chuck & Ajay Problem with direct/select visibility in formal part 2075 Submitted Arrays with numeric and enumeration index types are not closely related 2076 Submitted A member attribute for records Resolved IRs 1044 VASG-Approved Definition of 'HIGH and 'LOW in a null range 2000 VASG-Approved Where may/must deferred constant declaration appear 2001 VASG-Approved Resize not working in numeric_std.vhd (1076.3 2002 VASG-Approved Resize(R.2) function in numeric_std.vhd does improper array length check 2003 Forwarded Specification of multi-cycle paths 2004 VASG-Approved Definition of SLA doesn't make sense 2005 Duplicate sla operator behavior does not match typical hardware behavior 2006 Forwarded "else" in "if generate"? 2007 Forwarded VHDL needs to be enhanced to allow the modeling of switches. 2008 VASG-Approved Source value of undriven, non-sourced INOUT, OUT or BUFFER port 2009 Forwarded New std package, containing compiler and target identification information 2010 VASG-Approved The description of type/subtype relationship could be better 2011 Forwarded A package body should be able to consist of several files 2012 Forwarded VHDL lacks inherent statements to describe the most basic hardware design equations 2013 VASG-Approved Exact subtype "matching" for port associations 2014 Forwarded Allowance of the keyword "all" in place of a sensitivity list is desirable 2015 Forwarded Generics should be able to incorporate other generics 2016 Duplicate Allowance of the keyword "all" in place of a sensitivity list is desirable 2017 Duplicate Generics should be able to incorporate other generics 2018 VASG-Approved Variable IN parameter should be no different than constant 2019 Forwarded Reading outputs from within architecture 2020 ISAC-Approved Keyword REPORT is over-used 2021 Forwarded Dynamic hardware construct 2022 Forwarded Elements of constant composite to be locally static 2023 VASG-Approved Add predefined array types for integer, boolean, real and time 2024 Forwarded VHDL needs encryption support 2025 Forwarded "Generate" for sequential code 2026 Forwarded Upward propagating parameters 2027 Forwarded When loop index is static, drivers are created for each element of array 2028 ISAC-Approved Clarify simulation cycle. 2029 ISAC-Approved Non-relevant words and paragraph. 2030 VASG-Approved What signature does a method have 2031 ISAC-Approved "mod" function needed for TIME 2032 VASG-Approved Function "now" is not pure 2033 Forwarded Incremental operator and auto subtype boundary wrap 2034 Forwarded Introduce history attribute on signals to auto infer registers 2035 Forwarded new function "stages" automates pipelining 2036 VASG-Approved protected_type_declarative_item includes subprogram_specification 2037 VASG-Approved Typo wrt now in the index 2039 VASG-Approved Minor typos 2040 VASG-Approved Problems with OTHERS in aggregates 2041 Forwarded Association of members is too restricted 2042 VASG-Approved Architecture as a block causes problems 2043 ISAC-Approved Numeric VALUE attribute parameter can't have sign 2044 VASG-Approved Deprecation of linkage ports affects boundary scan description language 2045 VASG-Approved Add the ability to comment an entire block of code 2046 Forwarded Type independent ports and subprogram parameters 2047 VASG-Approved Backslash in extended identifiers 2048 VASG-Approved Miscellaneous errors 2049 VASG-Approved Circular definition of an event on a signal 2050 ISAC-Approved Definition of S'Last_Value was apparently broken in 1993 2051 VASG-Approved Path_name and instance_name do not allow for protected types 2052 VASG-Approved Path_name and instance_name don't deal with operator symbols 2053 ISAC-Approved Minor Typos in VHDL 2002 part 2 2055 VASG-Approved Prohibition on assignment of protected types not normative 2056 VASG-Approved Can an attribute name that denotes a function be used where a name is required? 2057 VASG-Approved Access-typed parameters to predefined "=" and "/=" 2058 VASG-Approved Does USE of type name make operators and literals visible? 2059 ISAC-Approved Upper/lower case character mapping is not clear 2060 Forwarded Include truth table for multi-input/multi-output logic. 2061 ISAC-Approved Default actions on severity flags is different between simulators 2062 ISAC-Approved Range staticness 2064 ISAC-Approved Type conversion of unconstrained output in a port map 2063 Forwarded Unconstrained array formals should not get subtype from actuals 2065 ISAC-Approved OTHERS in aggregates too restrictive 2066 Forwarded Multidimensional array in IEEE Std 1076.6-2004 2067 Forwarded Enhancement: Logical link interface abstraction 2068 ISAC-Approved Entity instantiation with space before the entity name 2069 ISAC-Approved Visibility of generics in block configurationsReceived on Fri Nov 4 16:45:09 2005
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