1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
%%% -*- erlang-indent-level: 2 -*-
%%% $Id$
-ifdef(HIPE_AMD64).
-define(HIPE_X86_SPECIFIC_X87, hipe_amd64_specific_x87).
-define(HIPE_X86_LIVENESS, hipe_amd64_liveness).
-define(HIPE_X86_REGISTERS, hipe_amd64_registers).
-define(HIPE_X86_DEFUSE, hipe_amd64_defuse).
-else.
-define(HIPE_X86_SPECIFIC_X87, hipe_x86_specific_x87).
-define(HIPE_X86_LIVENESS, hipe_x86_liveness).
-define(HIPE_X86_REGISTERS, hipe_x86_registers).
-define(HIPE_X86_DEFUSE, hipe_x86_defuse).
-endif.
-module(?HIPE_X86_SPECIFIC_X87).
-export([allocatable/0,
is_precoloured/1,
%% var_range/1,
%% def_use/1,
%% is_fixed/1,
is_arg/1,
%% non_alloc/1,
new_spill_index/1,
number_of_temporaries/1
]).
%% The following exports are used as M:F(...) calls from other modules;
%% e.g. hipe_x86_ra_ls.
-export([analyze/1,
bb/2,
args/1,
labels/1,
livein/2,
liveout/2,
uses/1,
defines/1,
is_global/1,
reg_nr/1,
physical_name/1,
breadthorder/1,
postorder/1,
reverse_postorder/1]).
breadthorder(CFG) ->
hipe_x86_cfg:breadthorder(CFG).
postorder(CFG) ->
hipe_x86_cfg:postorder(CFG).
reverse_postorder(CFG) ->
hipe_x86_cfg:reverse_postorder(CFG).
is_global(_) ->
false.
-ifdef(notdef).
is_fixed(_) ->
false.
-endif.
is_arg(_) ->
false.
args(_) ->
[].
-ifdef(notdef).
non_alloc(_) ->
[].
-endif.
%% Liveness stuff
analyze(CFG) ->
?HIPE_X86_LIVENESS:analyze(CFG).
livein(Liveness,L) ->
[X || X <- ?HIPE_X86_LIVENESS:livein(Liveness,L),
hipe_x86:temp_is_allocatable(X),
hipe_x86:temp_type(X) =:= 'double'].
liveout(BB_in_out_liveness,Label) ->
[X || X <- ?HIPE_X86_LIVENESS:liveout(BB_in_out_liveness,Label),
hipe_x86:temp_is_allocatable(X),
hipe_x86:temp_type(X) =:= 'double'].
%% Registers stuff
allocatable() ->
?HIPE_X86_REGISTERS:allocatable_x87().
is_precoloured(Reg) ->
?HIPE_X86_REGISTERS:is_precoloured_x87(Reg).
physical_name(Reg) ->
Reg.
%% CFG stuff
labels(CFG) ->
hipe_x86_cfg:labels(CFG).
-ifdef(notdef).
var_range(_CFG) ->
{Min,Max} = hipe_gensym:var_range(x86),
%% io:format("Var_range: ~w\n",[{Min,Max}]),
{Min,Max}.
-endif.
number_of_temporaries(_CFG) ->
Highest_temporary = hipe_gensym:get_var(x86),
%% Since we can have temps from 0 to Max adjust by +1.
Highest_temporary + 1.
bb(CFG,L) ->
hipe_x86_cfg:bb(CFG,L).
%% X86 stuff
-ifdef(notdef).
def_use(Instruction) ->
{[X || X <- ?HIPE_X86_DEFUSE:insn_def(Instruction),
hipe_x86:temp_is_allocatable(X),
temp_is_double(X)],
[X || X <- ?HIPE_X86_DEFUSE:insn_use(Instruction),
hipe_x86:temp_is_allocatable(X),
temp_is_double(X)]
}.
-endif.
uses(I) ->
[X || X <- ?HIPE_X86_DEFUSE:insn_use(I),
hipe_x86:temp_is_allocatable(X),
temp_is_double(X)].
defines(I) ->
[X || X <- ?HIPE_X86_DEFUSE:insn_def(I),
hipe_x86:temp_is_allocatable(X),
temp_is_double(X)].
temp_is_double(Temp) ->
hipe_x86:temp_type(Temp) =:= 'double'.
reg_nr(Reg) ->
hipe_x86:temp_reg(Reg).
new_spill_index(SpillIndex) ->
SpillIndex+1.
|
