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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT COMPILER COMPONENTS --
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4 -- --
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5 -- P A R _ S C O --
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6 -- --
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7 -- S p e c --
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8 -- --
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131
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9 -- Copyright (C) 2009-2018, Free Software Foundation, Inc. --
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111
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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17 -- for more details. You should have received a copy of the GNU General --
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18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
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19 -- http://www.gnu.org/licenses for a complete copy of the license. --
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20 -- --
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21 -- GNAT was originally developed by the GNAT team at New York University. --
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22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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23 -- --
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24 ------------------------------------------------------------------------------
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25
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26 -- This package contains the routines used to deal with generation and output
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27 -- of Source Coverage Obligations (SCO's) used for coverage analysis purposes.
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28 -- See package SCOs for full documentation of format of SCO information.
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29
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30 with Types; use Types;
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31
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32 package Par_SCO is
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33
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34 -----------------
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35 -- Subprograms --
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36 -----------------
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37
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38 procedure Initialize;
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39 -- Initialize internal tables for a new compilation
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40
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41 procedure SCO_Record_Raw (U : Unit_Number_Type);
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42 -- This procedure scans the tree for the unit identified by U, populating
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43 -- internal tables recording the SCO information. Note that this is done
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44 -- before any semantic analysis/expansion happens.
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45
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46 procedure Set_SCO_Condition (Cond : Node_Id; Val : Boolean);
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47 -- This procedure is called during semantic analysis to record a condition
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48 -- which has been identified as always True or always False, as indicated
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49 -- by Val. The condition is identified by the First_Sloc value in the
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50 -- original tree associated with Cond.
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51
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52 procedure Set_SCO_Logical_Operator (Op : Node_Id);
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53 -- Mark some putative logical operator as a short circuit one
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54
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55 procedure Set_SCO_Pragma_Enabled (Loc : Source_Ptr);
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56 -- This procedure is called from Sem_Prag when a pragma is enabled (i.e.
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57 -- when the Pragma_Enabled flag is set). Loc is the Sloc of the N_Pragma
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58 -- node. This is used to enable the corresponding statement SCO entry. Note
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59 -- that we use the Sloc as the key here, since in the generic case, the
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60 -- analysis is on a copy of the node, which is different from the node
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61 -- seen by Par_SCO in the parse tree (but the Sloc values are the same).
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62
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63 function SCO_Pragma_Disabled (Loc : Source_Ptr) return Boolean;
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64 -- True if Loc is the source location of a disabled pragma
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65
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66 procedure SCO_Record_Filtered;
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67 -- This procedure filters remaining putative AND/OR short-circuit operators
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68 -- from the internal SCO raw table after the semantic analysis and fills
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69 -- the filtered SCO table.
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70
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71 procedure SCO_Output;
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72 -- Outputs SCO lines for all units, with appropriate section headers, as
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73 -- recorded by previous calls to SCO_Record, possibly modified by calls to
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74 -- Set_SCO_Condition.
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75
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76 procedure dsco;
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77 -- Debug routine to dump internal SCO tables. This is a raw format dump
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78 -- showing exactly what the tables contain.
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79
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80 procedure pscos;
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81 -- Debugging procedure to output contents of SCO binary tables in the
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82 -- format in which they appear in an ALI file.
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83
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84 end Par_SCO;
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