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Estimated hours taken: 2 Branches: main Add a new grade component, .decldebug. It is as proposed on mercury-developers, minus the implications about I/O tabling. Those will come later. compiler/options.m: Add a new option, --decl-debug, that switches on declarative debugging. compiler/trace_params.m: The procedure that converts strings representing trace levels to trace levels themselves now has an extra argument, which gives the value of the --decl-debug option. If set, it raises the minimum trace level, and turn explicitly specifying trace levels `shallow' and `deep' into errors (since they are not sufficient for declarative debugging). compiler/handle_options.m: Pass the value of the --decl-debug option to trace_params, and handle the errors that may result. Handle the implications of --decl-debug and the .decldebug grade component. compiler/compile_target_code.m: Define MR_DECL_DEBUG when invoking the C compiler if --decl-debug is set. runtime/mercury_conf_param.h: Document MR_DECL_DEBUG, which is defined iff the grade is a .decldebug grade. runtime/mercury_grade.h: Take MR_DECL_DEBUG into account when computing the grade component related to debugging. Update the list of places that need to be modified when adding new grade components. doc/user_guide.texi: Document --decl-debug and the .decldebug grade component. Document the events used by declarative debugging, since Mark didn't. Fix some minor unrelated omissions. scripts/init_grade.sh-subr: scripts/parse_grade_options.sh-subr: scripts/final_grade.sh-subr: scripts/canonical_grade.sh-subr: scripts/mgnuc.in: scripts/ml.in: Add a new shell variable, decl_debug, to represent the value of MR_DECL_DEBUG, and handle it as appropriate. tests/debugger/Mmakefile: Do not execute shallow traced tests in .decldebug grades, since we don't support shallow tracing in such grades. Specify --trace decl instead of --trace deep in .decldebug grades when compiling the other tests, since we don't support --trace deep in .decldebug grades.
68 lines
1.8 KiB
Plaintext
68 lines
1.8 KiB
Plaintext
#---------------------------------------------------------------------------#
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# Copyright (C) 1998-2002 The University of Melbourne.
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# This file may only be copied under the terms of the GNU General
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# Public License - see the file COPYING in the Mercury distribution.
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#---------------------------------------------------------------------------#
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#
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# final_grade_options.sh-subr:
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# An `sh' subroutine for handling implications between grade-related
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# options. Used by the `ml', `mgnuc' and `c2init' scripts.
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#
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# The code here should be inserted after a script's option-parsing
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# loop.
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#
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# IMPORTANT: any changes to the handling of grades here may also require
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# changes to compiler/handle_options.m.
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#
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# This file should only use the shell variables initialized by
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# init_grade_options.sh-subr.
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#
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#---------------------------------------------------------------------------#
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#
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# .tr grade is not compatible with .mm
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# (see comment in runtime/mercury_tabling.c for rationale)
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#
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case $use_trail,$use_minimal_model in
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true,true)
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echo "trailing and minimal model tabling are not compatible" 1>&2
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exit 1 ;;
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esac
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#
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# .debug grade implies --use-trail in the absence of .mm
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# (see comment in compiler/handle_options.m for rationale)
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#
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case $stack_trace,$require_tracing,$use_minimal_model in
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true,true,false)
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use_trail=true ;;
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esac
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#
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# --decl-debug implies --debug
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#
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case $decl_debug in true)
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require_tracing=true
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stack_trace=true
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;;
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esac
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#
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# --target asm, IL or Java implies --high-level-code
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#
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case $target in asm|il|java)
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highlevel_code=true ;;
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esac
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#
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# --high-level-code disables the use of low-level gcc extensions
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#
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case $highlevel_code in true)
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non_local_gotos=false
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asm_labels=false
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global_regs=false
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;;
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esac
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#---------------------------------------------------------------------------#
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