2 % (c) The GRASP/AQUA Project, Glasgow University, 1992-1994
4 \section[CgCompInfo]{Info about this compilation}
6 !!!!! THIS CODE MUST AGREE WITH SMinterface.h !!!!!!
8 *** This SHOULD BE the only module that is CPP'd with "stgdefs.h" stuff.
11 #include "HsVersions.h"
14 uNFOLDING_USE_THRESHOLD,
15 uNFOLDING_CREATION_THRESHOLD,
16 uNFOLDING_OVERRIDE_THRESHOLD,
17 uNFOLDING_CHEAP_OP_COST,
18 uNFOLDING_DEAR_OP_COST,
19 uNFOLDING_NOREP_LIT_COST,
20 uNFOLDING_CON_DISCOUNT_WEIGHT,
24 mAX_SPEC_MIXED_FIELDS,
25 mAX_SPEC_SELECTEE_SIZE,
28 mIN_SIZE_NonUpdHeapObject,
29 mIN_SIZE_NonUpdStaticHeapObject,
31 mAX_FAMILY_SIZE_FOR_VEC_RETURNS,
33 sTD_UF_SIZE, cON_UF_SIZE,
34 sCC_STD_UF_SIZE, sCC_CON_UF_SIZE,
47 #endif {- Data Parallel Haskell -}
54 oTHER_TAG, iND_TAG, -- semi-tagging stuff
65 mAX_INTLIKE, mIN_INTLIKE,
71 -- and to make the interface self-sufficient...
75 -- This magical #include brings in all the everybody-knows-these magic
76 -- constants unfortunately, we need to be *explicit* about which one
77 -- we want; if we just hope a -I... will get the right one, we could
81 #include "../../includes/GhcConstants.h"
83 #include "../dphsystem/imports/DphConstants.h"
84 #endif {- Data Parallel Haskell -}
92 uNFOLDING_USE_THRESHOLD = ( 3 :: Int)
93 uNFOLDING_CREATION_THRESHOLD = (30 :: Int)
94 uNFOLDING_OVERRIDE_THRESHOLD = ( 8 :: Int)
95 uNFOLDING_CHEAP_OP_COST = ( 1 :: Int)
96 uNFOLDING_DEAR_OP_COST = ( 4 :: Int)
97 uNFOLDING_NOREP_LIT_COST = ( 4 :: Int)
98 uNFOLDING_CON_DISCOUNT_WEIGHT = ( 1 :: Int)
102 mAX_SPEC_ALL_PTRS = (MAX_SPEC_ALL_PTRS :: Int)
103 mAX_SPEC_ALL_NONPTRS = (MAX_SPEC_ALL_NONPTRS :: Int)
104 mAX_SPEC_MIXED_FIELDS = (MAX_SPEC_OTHER_SIZE :: Int)
105 mAX_SPEC_SELECTEE_SIZE = (MAX_SPEC_SELECTEE_SIZE :: Int)
107 -- closure sizes: these do NOT include the header
108 mIN_UPD_SIZE = (MIN_UPD_SIZE::Int)
109 mIN_SIZE_NonUpdHeapObject = (MIN_NONUPD_SIZE::Int)
110 mIN_SIZE_NonUpdStaticHeapObject = (0::Int)
113 A completely random number:
115 mIN_BIG_TUPLE_SIZE = (16::Int)
118 Sizes of gmp objects:
120 mIN_MP_INT_SIZE = (MIN_MP_INT_SIZE :: Int)
121 mP_STRUCT_SIZE = (MP_STRUCT_SIZE :: Int)
124 Constants for semi-tagging; the tags associated with the data
125 constructors will start at 0 and go up.
127 oTHER_TAG = (INFO_OTHER_TAG :: Integer) -- (-1) unevaluated, probably
128 iND_TAG = (INFO_IND_TAG :: Integer) -- (-2) NOT USED, REALLY
131 Stuff for liveness masks:
133 lIVENESS_R1 = (LIVENESS_R1 :: Int)
134 lIVENESS_R2 = (LIVENESS_R2 :: Int)
135 lIVENESS_R3 = (LIVENESS_R3 :: Int)
136 lIVENESS_R4 = (LIVENESS_R4 :: Int)
137 lIVENESS_R5 = (LIVENESS_R5 :: Int)
138 lIVENESS_R6 = (LIVENESS_R6 :: Int)
139 lIVENESS_R7 = (LIVENESS_R7 :: Int)
140 lIVENESS_R8 = (LIVENESS_R8 :: Int)
144 mIN_INTLIKE, mAX_INTLIKE :: Integer -- Only used to compare with (MachInt Integer)
145 mIN_INTLIKE = MIN_INTLIKE
146 mAX_INTLIKE = MAX_INTLIKE
150 -- THESE ARE DIRECTION SENSITIVE!
151 spARelToInt (SpARel spA off) = spA - off -- equiv to: AREL(spA - off)
152 spBRelToInt (SpBRel spB off) = off - spB -- equiv to: BREL(spB - off)
155 A section of code-generator-related MAGIC CONSTANTS.
157 mAX_FAMILY_SIZE_FOR_VEC_RETURNS = (MAX_VECTORED_RTN::Int) -- pretty arbitrary
158 -- If you change this, you may need to change runtimes/standard/Update.lhc
160 -- The update frame sizes
161 sTD_UF_SIZE = (NOSCC_STD_UF_SIZE::Int)
162 cON_UF_SIZE = (NOSCC_CON_UF_SIZE::Int)
164 -- Same again, with profiling
165 sCC_STD_UF_SIZE = (SCC_STD_UF_SIZE::Int)
166 sCC_CON_UF_SIZE = (SCC_CON_UF_SIZE::Int)
168 -- Offsets in an update frame. They don't change with profiling!
169 uF_RET = (UF_RET::Int)
170 uF_SUB = (UF_SUB::Int)
171 uF_SUA = (UF_SUA::Int)
172 uF_UPDATEE = (UF_UPDATEE::Int)
173 uF_COST_CENTRE = (UF_COST_CENTRE::Int)
178 mAX_Vanilla_REG = (MAX_VANILLA_REG :: Int)
179 mAX_Float_REG = (MAX_FLOAT_REG :: Int)
180 mAX_Double_REG = (MAX_DOUBLE_REG :: Int)
182 -- The DAP has only got 14 registers :-( After various heap and stack
183 -- pointers we dont have that many left over..
184 mAX_Vanilla_REG = (4 :: Int) -- Ptr, Int, Char, Float
185 mAX_Data_REG = (4 :: Int) -- Int, Char, Float, Double
186 mAX_Float_REG = error "mAX_Float_REG : not used in DPH"
187 mAX_Double_REG = error "mAX_Double_REG: not used in DPH"
188 #endif {- Data Parallel Haskell -}