Mercurial > projects > ldc
annotate dmd2/builtin.c @ 1602:a413ae7329bf
Merge DMD r243: some harmonization with D2 dmd
---
dmd/aggregate.h | 24 ++++-
dmd/attrib.c | 63 ++++++----
dmd/attrib.h | 10 +-
dmd/declaration.h | 5 +-
dmd/func.c | 337 ++++++++++++++++++++++-------------------------------
dmd/mars.c | 2 +-
dmd/mars.h | 7 +
dmd/mtype.h | 13 ++-
dmd/parse.c | 32 ++++-
dmd/parse.h | 14 ++-
dmd/scope.h | 2 +-
11 files changed, 263 insertions(+), 246 deletions(-)
author | Leandro Lucarella <llucax@gmail.com> |
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date | Wed, 06 Jan 2010 15:18:19 -0300 |
parents | 638d16625da2 |
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rev | line source |
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1 |
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2 // Compiler implementation of the D programming language |
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3 // Copyright (c) 1999-2009 by Digital Mars |
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4 // All Rights Reserved |
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5 // written by Walter Bright |
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6 // http://www.digitalmars.com |
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7 // License for redistribution is by either the Artistic License |
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8 // in artistic.txt, or the GNU General Public License in gnu.txt. |
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9 // See the included readme.txt for details. |
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10 |
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11 #include <stdio.h> |
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12 #include <assert.h> |
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13 #include <math.h> |
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14 |
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15 #include "mars.h" |
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16 #include "declaration.h" |
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17 #include "attrib.h" |
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18 #include "expression.h" |
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19 #include "scope.h" |
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20 #include "mtype.h" |
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21 #include "aggregate.h" |
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22 #include "identifier.h" |
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23 #include "id.h" |
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24 #include "module.h" |
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25 |
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26 #if DMDV2 |
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27 |
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28 /********************************** |
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29 * Determine if function is a builtin one that we can |
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30 * evaluate at compile time. |
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31 */ |
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32 enum BUILTIN FuncDeclaration::isBuiltin() |
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33 { |
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34 static const char FeZe[] = "FNaNbeZe"; // pure nothrow real function(real) |
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35 |
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36 //printf("FuncDeclaration::isBuiltin() %s\n", toChars()); |
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37 if (builtin == BUILTINunknown) |
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38 { |
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39 builtin = BUILTINnot; |
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40 if (parent && parent->isModule()) |
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41 { |
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42 // If it's in the std.math package |
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43 if (parent->ident == Id::math && |
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44 parent->parent && parent->parent->ident == Id::std && |
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45 !parent->parent->parent) |
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46 { |
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47 //printf("deco = %s\n", type->deco); |
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48 if (strcmp(type->deco, FeZe) == 0) |
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49 { |
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50 if (ident == Id::sin) |
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51 builtin = BUILTINsin; |
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52 else if (ident == Id::cos) |
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53 builtin = BUILTINcos; |
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54 else if (ident == Id::tan) |
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55 builtin = BUILTINtan; |
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56 else if (ident == Id::_sqrt) |
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57 builtin = BUILTINsqrt; |
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58 else if (ident == Id::fabs) |
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59 builtin = BUILTINfabs; |
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60 //printf("builtin = %d\n", builtin); |
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61 } |
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62 // if float or double versions |
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63 else if (strcmp(type->deco, "FNaNbdZd") == 0 || |
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64 strcmp(type->deco, "FNaNbfZf") == 0) |
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65 { |
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66 if (ident == Id::_sqrt) |
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67 builtin = BUILTINsqrt; |
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68 } |
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69 } |
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70 } |
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71 } |
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72 return builtin; |
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73 } |
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74 |
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75 |
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76 /************************************** |
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77 * Evaluate builtin function. |
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78 * Return result; NULL if cannot evaluate it. |
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79 */ |
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80 |
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81 Expression *eval_builtin(enum BUILTIN builtin, Expressions *arguments) |
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82 { |
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83 assert(arguments && arguments->dim); |
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84 Expression *arg0 = (Expression *)arguments->data[0]; |
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85 Expression *e = NULL; |
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86 switch (builtin) |
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87 { |
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88 case BUILTINsin: |
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89 if (arg0->op == TOKfloat64) |
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90 e = new RealExp(0, sinl(arg0->toReal()), arg0->type); |
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91 break; |
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92 |
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93 case BUILTINcos: |
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94 if (arg0->op == TOKfloat64) |
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95 e = new RealExp(0, cosl(arg0->toReal()), arg0->type); |
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96 break; |
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97 |
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98 case BUILTINtan: |
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99 if (arg0->op == TOKfloat64) |
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100 e = new RealExp(0, tanl(arg0->toReal()), arg0->type); |
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101 break; |
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102 |
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103 case BUILTINsqrt: |
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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changeset
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104 if (arg0->op == TOKfloat64) |
1452
638d16625da2
LDC 2 compiles again.
Robert Clipsham <robert@octarineparrot.com>
parents:
758
diff
changeset
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105 e = new RealExp(0, sqrtl(arg0->toReal()), arg0->type); |
758
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
106 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
107 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
108 case BUILTINfabs: |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
109 if (arg0->op == TOKfloat64) |
1452
638d16625da2
LDC 2 compiles again.
Robert Clipsham <robert@octarineparrot.com>
parents:
758
diff
changeset
|
110 e = new RealExp(0, fabsl(arg0->toReal()), arg0->type); |
758
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
111 break; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
112 } |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
113 return e; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff
changeset
|
114 } |
1452
638d16625da2
LDC 2 compiles again.
Robert Clipsham <robert@octarineparrot.com>
parents:
758
diff
changeset
|
115 |
638d16625da2
LDC 2 compiles again.
Robert Clipsham <robert@octarineparrot.com>
parents:
758
diff
changeset
|
116 #endif |