[project @ 1996-01-08 20:28:12 by partain]
[ghc.git] / ghc / compiler / yaccParser / U_treeHACK.hs
1
2
3 module U_treeHACK where
4 import UgenUtil
5 import Util
6
7 import U_binding
8 import U_coresyn ( U_coresyn ) -- interface only
9 import U_hpragma ( U_hpragma ) -- interface only
10 import U_list
11 import U_literal
12 import U_ttype
13
14 type U_infixTree = (ProtoName, U_tree, U_tree)
15
16 rdU_infixTree :: _Addr -> UgnM U_infixTree
17 rdU_infixTree pt
18 = ioToUgnM (_casm_ ``%r = gident(*Rginfun((struct Sap *)%0));'' pt) `thenUgn` \ op_t ->
19 ioToUgnM (_casm_ ``%r = (*Rginarg1((struct Sap *)%0));'' pt) `thenUgn` \ arg1_t ->
20 ioToUgnM (_casm_ ``%r = (*Rginarg2((struct Sap *)%0));'' pt) `thenUgn` \ arg2_t ->
21
22 rdU_unkId op_t `thenUgn` \ op ->
23 rdU_tree arg1_t `thenUgn` \ arg1 ->
24 rdU_tree arg2_t `thenUgn` \ arg2 ->
25 returnUgn (op, arg1, arg2)
26
27 data U_tree = U_hmodule U_stringId U_list U_list U_binding U_long | U_ident U_unkId | U_lit U_literal | U_tuple U_list | U_ap U_tree U_tree | U_lambda U_list U_tree U_long | U_let U_binding U_tree | U_casee U_tree U_list | U_ife U_tree U_tree U_tree | U_par U_tree | U_as U_unkId U_tree | U_lazyp U_tree | U_plusp U_tree U_literal | U_wildp | U_restr U_tree U_ttype | U_comprh U_tree U_list | U_qual U_tree U_tree | U_guard U_tree | U_def U_tree | U_tinfixop U_infixTree | U_lsection U_tree U_unkId | U_rsection U_unkId U_tree | U_eenum U_tree U_list U_list | U_llist U_list | U_ccall U_stringId U_stringId U_list | U_scc U_hstring U_tree | U_negate U_tree
28
29 rdU_tree :: _Addr -> UgnM U_tree
30 rdU_tree t
31 = ioToUgnM (_ccall_ ttree t) `thenUgn` \ tag@(I# _) ->
32 if tag == ``hmodule'' then
33 ioToUgnM (_ccall_ ghname t) `thenUgn` \ x_ghname ->
34 rdU_stringId x_ghname `thenUgn` \ y_ghname ->
35 ioToUgnM (_ccall_ ghimplist t) `thenUgn` \ x_ghimplist ->
36 rdU_list x_ghimplist `thenUgn` \ y_ghimplist ->
37 ioToUgnM (_ccall_ ghexplist t) `thenUgn` \ x_ghexplist ->
38 rdU_list x_ghexplist `thenUgn` \ y_ghexplist ->
39 ioToUgnM (_ccall_ ghmodlist t) `thenUgn` \ x_ghmodlist ->
40 rdU_binding x_ghmodlist `thenUgn` \ y_ghmodlist ->
41 ioToUgnM (_ccall_ ghmodline t) `thenUgn` \ x_ghmodline ->
42 rdU_long x_ghmodline `thenUgn` \ y_ghmodline ->
43 returnUgn (U_hmodule y_ghname y_ghimplist y_ghexplist y_ghmodlist y_ghmodline)
44 else if tag == ``ident'' then
45 ioToUgnM (_ccall_ gident t) `thenUgn` \ x_gident ->
46 rdU_unkId x_gident `thenUgn` \ y_gident ->
47 returnUgn (U_ident y_gident)
48 else if tag == ``lit'' then
49 ioToUgnM (_ccall_ glit t) `thenUgn` \ x_glit ->
50 rdU_literal x_glit `thenUgn` \ y_glit ->
51 returnUgn (U_lit y_glit)
52 else if tag == ``tuple'' then
53 ioToUgnM (_ccall_ gtuplelist t) `thenUgn` \ x_gtuplelist ->
54 rdU_list x_gtuplelist `thenUgn` \ y_gtuplelist ->
55 returnUgn (U_tuple y_gtuplelist)
56 else if tag == ``ap'' then
57 ioToUgnM (_ccall_ gfun t) `thenUgn` \ x_gfun ->
58 rdU_tree x_gfun `thenUgn` \ y_gfun ->
59 ioToUgnM (_ccall_ garg t) `thenUgn` \ x_garg ->
60 rdU_tree x_garg `thenUgn` \ y_garg ->
61 returnUgn (U_ap y_gfun y_garg)
62 else if tag == ``lambda'' then
63 ioToUgnM (_ccall_ glampats t) `thenUgn` \ x_glampats ->
64 rdU_list x_glampats `thenUgn` \ y_glampats ->
65 ioToUgnM (_ccall_ glamexpr t) `thenUgn` \ x_glamexpr ->
66 rdU_tree x_glamexpr `thenUgn` \ y_glamexpr ->
67 ioToUgnM (_ccall_ glamline t) `thenUgn` \ x_glamline ->
68 rdU_long x_glamline `thenUgn` \ y_glamline ->
69 returnUgn (U_lambda y_glampats y_glamexpr y_glamline)
70 else if tag == ``let'' then
71 ioToUgnM (_ccall_ gletvdeflist t) `thenUgn` \ x_gletvdeflist ->
72 rdU_binding x_gletvdeflist `thenUgn` \ y_gletvdeflist ->
73 ioToUgnM (_ccall_ gletvexpr t) `thenUgn` \ x_gletvexpr ->
74 rdU_tree x_gletvexpr `thenUgn` \ y_gletvexpr ->
75 returnUgn (U_let y_gletvdeflist y_gletvexpr)
76 else if tag == ``casee'' then
77 ioToUgnM (_ccall_ gcaseexpr t) `thenUgn` \ x_gcaseexpr ->
78 rdU_tree x_gcaseexpr `thenUgn` \ y_gcaseexpr ->
79 ioToUgnM (_ccall_ gcasebody t) `thenUgn` \ x_gcasebody ->
80 rdU_list x_gcasebody `thenUgn` \ y_gcasebody ->
81 returnUgn (U_casee y_gcaseexpr y_gcasebody)
82 else if tag == ``ife'' then
83 ioToUgnM (_ccall_ gifpred t) `thenUgn` \ x_gifpred ->
84 rdU_tree x_gifpred `thenUgn` \ y_gifpred ->
85 ioToUgnM (_ccall_ gifthen t) `thenUgn` \ x_gifthen ->
86 rdU_tree x_gifthen `thenUgn` \ y_gifthen ->
87 ioToUgnM (_ccall_ gifelse t) `thenUgn` \ x_gifelse ->
88 rdU_tree x_gifelse `thenUgn` \ y_gifelse ->
89 returnUgn (U_ife y_gifpred y_gifthen y_gifelse)
90 else if tag == ``par'' then
91 ioToUgnM (_ccall_ gpare t) `thenUgn` \ x_gpare ->
92 rdU_tree x_gpare `thenUgn` \ y_gpare ->
93 returnUgn (U_par y_gpare)
94 else if tag == ``as'' then
95 ioToUgnM (_ccall_ gasid t) `thenUgn` \ x_gasid ->
96 rdU_unkId x_gasid `thenUgn` \ y_gasid ->
97 ioToUgnM (_ccall_ gase t) `thenUgn` \ x_gase ->
98 rdU_tree x_gase `thenUgn` \ y_gase ->
99 returnUgn (U_as y_gasid y_gase)
100 else if tag == ``lazyp'' then
101 ioToUgnM (_ccall_ glazyp t) `thenUgn` \ x_glazyp ->
102 rdU_tree x_glazyp `thenUgn` \ y_glazyp ->
103 returnUgn (U_lazyp y_glazyp)
104 else if tag == ``plusp'' then
105 ioToUgnM (_ccall_ gplusp t) `thenUgn` \ x_gplusp ->
106 rdU_tree x_gplusp `thenUgn` \ y_gplusp ->
107 ioToUgnM (_ccall_ gplusi t) `thenUgn` \ x_gplusi ->
108 rdU_literal x_gplusi `thenUgn` \ y_gplusi ->
109 returnUgn (U_plusp y_gplusp y_gplusi)
110 else if tag == ``wildp'' then
111 returnUgn (U_wildp )
112 else if tag == ``restr'' then
113 ioToUgnM (_ccall_ grestre t) `thenUgn` \ x_grestre ->
114 rdU_tree x_grestre `thenUgn` \ y_grestre ->
115 ioToUgnM (_ccall_ grestrt t) `thenUgn` \ x_grestrt ->
116 rdU_ttype x_grestrt `thenUgn` \ y_grestrt ->
117 returnUgn (U_restr y_grestre y_grestrt)
118 else if tag == ``comprh'' then
119 ioToUgnM (_ccall_ gcexp t) `thenUgn` \ x_gcexp ->
120 rdU_tree x_gcexp `thenUgn` \ y_gcexp ->
121 ioToUgnM (_ccall_ gcquals t) `thenUgn` \ x_gcquals ->
122 rdU_list x_gcquals `thenUgn` \ y_gcquals ->
123 returnUgn (U_comprh y_gcexp y_gcquals)
124 else if tag == ``qual'' then
125 ioToUgnM (_ccall_ gqpat t) `thenUgn` \ x_gqpat ->
126 rdU_tree x_gqpat `thenUgn` \ y_gqpat ->
127 ioToUgnM (_ccall_ gqexp t) `thenUgn` \ x_gqexp ->
128 rdU_tree x_gqexp `thenUgn` \ y_gqexp ->
129 returnUgn (U_qual y_gqpat y_gqexp)
130 else if tag == ``guard'' then
131 ioToUgnM (_ccall_ ggexp t) `thenUgn` \ x_ggexp ->
132 rdU_tree x_ggexp `thenUgn` \ y_ggexp ->
133 returnUgn (U_guard y_ggexp)
134 else if tag == ``def'' then
135 ioToUgnM (_ccall_ ggdef t) `thenUgn` \ x_ggdef ->
136 rdU_tree x_ggdef `thenUgn` \ y_ggdef ->
137 returnUgn (U_def y_ggdef)
138 else if tag == ``tinfixop'' then
139 -- ioToUgnM (_ccall_ gdummy t) `thenUgn` \ x_gdummy ->
140 rdU_infixTree t {-THIS IS THE HACK-} `thenUgn` \ y_gdummy ->
141 returnUgn (U_tinfixop y_gdummy)
142 else if tag == ``lsection'' then
143 ioToUgnM (_ccall_ glsexp t) `thenUgn` \ x_glsexp ->
144 rdU_tree x_glsexp `thenUgn` \ y_glsexp ->
145 ioToUgnM (_ccall_ glsop t) `thenUgn` \ x_glsop ->
146 rdU_unkId x_glsop `thenUgn` \ y_glsop ->
147 returnUgn (U_lsection y_glsexp y_glsop)
148 else if tag == ``rsection'' then
149 ioToUgnM (_ccall_ grsop t) `thenUgn` \ x_grsop ->
150 rdU_unkId x_grsop `thenUgn` \ y_grsop ->
151 ioToUgnM (_ccall_ grsexp t) `thenUgn` \ x_grsexp ->
152 rdU_tree x_grsexp `thenUgn` \ y_grsexp ->
153 returnUgn (U_rsection y_grsop y_grsexp)
154 else if tag == ``eenum'' then
155 ioToUgnM (_ccall_ gefrom t) `thenUgn` \ x_gefrom ->
156 rdU_tree x_gefrom `thenUgn` \ y_gefrom ->
157 ioToUgnM (_ccall_ gestep t) `thenUgn` \ x_gestep ->
158 rdU_list x_gestep `thenUgn` \ y_gestep ->
159 ioToUgnM (_ccall_ geto t) `thenUgn` \ x_geto ->
160 rdU_list x_geto `thenUgn` \ y_geto ->
161 returnUgn (U_eenum y_gefrom y_gestep y_geto)
162 else if tag == ``llist'' then
163 ioToUgnM (_ccall_ gllist t) `thenUgn` \ x_gllist ->
164 rdU_list x_gllist `thenUgn` \ y_gllist ->
165 returnUgn (U_llist y_gllist)
166 else if tag == ``ccall'' then
167 ioToUgnM (_ccall_ gccid t) `thenUgn` \ x_gccid ->
168 rdU_stringId x_gccid `thenUgn` \ y_gccid ->
169 ioToUgnM (_ccall_ gccinfo t) `thenUgn` \ x_gccinfo ->
170 rdU_stringId x_gccinfo `thenUgn` \ y_gccinfo ->
171 ioToUgnM (_ccall_ gccargs t) `thenUgn` \ x_gccargs ->
172 rdU_list x_gccargs `thenUgn` \ y_gccargs ->
173 returnUgn (U_ccall y_gccid y_gccinfo y_gccargs)
174 else if tag == ``scc'' then
175 ioToUgnM (_ccall_ gsccid t) `thenUgn` \ x_gsccid ->
176 rdU_hstring x_gsccid `thenUgn` \ y_gsccid ->
177 ioToUgnM (_ccall_ gsccexp t) `thenUgn` \ x_gsccexp ->
178 rdU_tree x_gsccexp `thenUgn` \ y_gsccexp ->
179 returnUgn (U_scc y_gsccid y_gsccexp)
180 else if tag == ``negate'' then
181 ioToUgnM (_ccall_ gnexp t) `thenUgn` \ x_gnexp ->
182 rdU_tree x_gnexp `thenUgn` \ y_gnexp ->
183 returnUgn (U_negate y_gnexp)
184 else
185 error ("rdU_tree: bad tag selection:"++show tag++"\n")