Open and Closed Issues for TASKING VX-toolset for MCS v3.1r1Log in

Open Issues

This is a list of currently open issues for the TASKING VX-toolset for MCS v3.1r1. The list may include issues found in later releases, whether such issues also appear in this release has not always been verified yet. See below for the list of closed issues. The list of fixed issues for v3.1r1 is included in the release notes of the product.

Problems

IDSummary
MCSVX-136 asmcs E208: syntax error: "TBU_TS0" unexpected despite note in TC29x A manual
MCSVX-206 Incorrect stack offsets in debug info
MCSVX-266 Assembler does not correctly set the MCS core flag in the object file
MCSVX-311 Perennial-c tests P50033.c causes register allocation faillure for function "test_for"
MCSVX-314 Perennial-c tests fails on constant folding of offsetof() macro
MCSVX-415 Update cnvba2ta.pl script
MCSVX-476 The instructions addl, subl, etc. give a "cannot emit expression" error
MCSVX-517 Linker gives "internal error" when adding/subtracting labels in assembly source
MCSVX-623 Erroneous result with peephole optimization
MCSVX-639 The GTM toolset should support up tot 10 MCS cores
MCSVX-641 Wide character support shall not be used in safety critical applications
MCSVX-733 Incorrect merging of consecutive updates of the same array member
MCSVX-735 C compiler cmcs: global volatile variable ignored in loop
MCSVX-736 C compiler cmcs: incorrect array operation
MCSVX-737 Expression reshuffling may lead to out-of-bounds address
MCSVX-758 Setting a breakpoint in a channel other than channel_0 does not work
MCSVX-760 Channel local stacks are not listed in the map file
MCSVX-764 C compiler cmcs S917: internal consistency check failed error due to __aei pointer constant plus variable index addressing
MCSVX-774 Control program always creates an ELF output file
MCSVX-788 C compiler error cmcs S917: internal consistency check failed - please report
MCSVX-801 Perennial C P64072 fails on overlapping struct initialization
MCSVX-806 MCS assembler emits wrong code when --extended-registers option is not set
MCSVX-809 Wrong address specification for FIFO register
MCSVX-882 Compiler does not use extended register set in obvious use case
MCSVX-884 MSB (bits 31-24) not cleared in memory after storing a 24-bit value
MCSVX-903 Formatted output issue when precision specifier used with non null-terminated string
MCSVX-915 C compiler: flexible array member initialization: diagnostics may be missing
MCSVX-918 Optimization ignores __weak__ attribute in the code
MCSVX-921 C compiler error S900 internal consistency check failed - please report
MCSVX-923 Linker feature --whole-archive ignores object modules without exported symbols
MCSVX-924 Control program: incorrect handling of -L option without argument
MCSVX-929 Wrong code generation for an if-else statement
MCSVX-937 C compiler ignores cast in a specific use case for a function return value
MCSVX-938 Compiler conducts a signed division instead of an unsigned one in a specific use case
MCSVX-939 C compiler may leave empty .src file when it is killed
MCSVX-940 Compiler generates wrong code for loops with 64-bit iterators
MCSVX-945 Flow optimization causes missing read operation
MCSVX-946 C Compiler: _Bool - incorrect expression evaluation
MCSVX-949 Stack is not initialized for some __channel functions with run-time library calls
MCSVX-952 Loop invariant code optimization issue
MCSVX-953 Wrong iterator values after jumping into loop
MCSVX-956 Memory access out of bounds due to a missing conversion of the loop increment
MCSVX-959 Forward store optimization for weak variable causes NULL pointer dereference
MCSVX-960 Erroneous code in a specific switch case
MCSVX-961 Invalid strength reduction for subscript with unsigned wraparound
MCSVX-966 C Compiler: incorrect result of comparison
MCSVX-970 Common debug info section generated by C compiler may contain references to code sections
MCSVX-977 Compiler ignores cast in a specific use case
MCSVX-978 C compiler should not issue warning W542: missing braces around initializer for a universal zero initialization
MCSVX-986 Propagation error in some compile time constant computations involving loops with iterator wrap-around
MCSVX-989 C Compiler: incorrect shift calculation for long long cast int
MCSVX-995 Aliasing not detected for static variables
MCSVX-996 Incorrect forward store optimization

Improvements and/or New Features

IDSummary
MCSVX-182 Full Special Function Register (SFR) support in C compiler
MCSVX-321 Intrinsic functions prototypes v3.1r1 are depricated and will change in the next release
MCSVX-322 Directives .COMPILER_NAME, .COMPILER_VERSION & .COMPILER_INVOCATION are not supported
MCSVX-330 The MCS assembler accepts register addresses
MCSVX-484 Hldump supports BOSCH Address List Format for A2L Address Calculation
MCSVX-545 Support the new C-array output format
MCSVX-647 Provide compete set of Special Function Register (SFR) files
MCSVX-648 Optimization improvements and EABI changes
MCSVX-649 The set of intrinsic functions and associated data types has changed.
MCSVX-650 Optional software implementation for multiply and divide operations

Closed Issues

This is a list of issues that have been closed with a resolution other than fixed. This list contains issues that will not be fixed, issues that appeared to be not a problem and/or issues that could not be reproduced. The list of fixed issues for v3.1r1 is not shown here, it is included in the release notes of the product.

Not a problem

IDSummary
MCSVX-680 Intrinsic for WURM instruction missing

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