1 /* -----------------------------------------------------------------------------
2 * $Id: Bytecodes.h,v 1.9 2002/12/11 15:36:37 simonmar Exp $
4 * (c) The GHC Team, 1998-2002
6 * Bytecode definitions.
8 * ---------------------------------------------------------------------------*/
10 /* --------------------------------------------------------------------------
14 * o CASEFAIL is generated by the compiler whenever it tests an "irrefutable"
15 * pattern which fails. If we don't see too many of these, we could
16 * optimise out the redundant test.
17 * ------------------------------------------------------------------------*/
21 THIS FILE IS INCLUDED IN HASKELL SOURCES (ghc/compiler/ghci/ByteCodeGen.lhs).
22 DO NOT PUT C-SPECIFIC STUFF IN HERE!
24 I hope that's clear :-)
27 #define bci_STKCHECK 1
30 #define bci_PUSH_LLL 4
32 #define bci_PUSH_ALTS 6
33 #define bci_PUSH_ALTS_P 7
34 #define bci_PUSH_ALTS_N 8
35 #define bci_PUSH_ALTS_F 9
36 #define bci_PUSH_ALTS_D 10
37 #define bci_PUSH_ALTS_L 11
38 #define bci_PUSH_ALTS_V 12
39 #define bci_PUSH_UBX 13
40 #define bci_PUSH_APPLY_N 14
41 #define bci_PUSH_APPLY_F 15
42 #define bci_PUSH_APPLY_D 16
43 #define bci_PUSH_APPLY_L 17
44 #define bci_PUSH_APPLY_V 18
45 #define bci_PUSH_APPLY_P 19
46 #define bci_PUSH_APPLY_PP 20
47 #define bci_PUSH_APPLY_PPP 21
48 #define bci_PUSH_APPLY_PPPP 22
49 #define bci_PUSH_APPLY_PPPPP 23
50 #define bci_PUSH_APPLY_PPPPPP 24
51 #define bci_PUSH_APPLY_PPPPPPP 25
53 #define bci_ALLOC_AP 27
54 #define bci_ALLOC_PAP 28
58 #define bci_TESTLT_I 32
59 #define bci_TESTEQ_I 33
60 #define bci_TESTLT_F 34
61 #define bci_TESTEQ_F 35
62 #define bci_TESTLT_D 36
63 #define bci_TESTEQ_D 37
64 #define bci_TESTLT_P 38
65 #define bci_TESTEQ_P 39
66 #define bci_CASEFAIL 40
69 #define bci_SWIZZLE 43
72 #define bci_RETURN_P 46
73 #define bci_RETURN_N 47
74 #define bci_RETURN_F 48
75 #define bci_RETURN_D 49
76 #define bci_RETURN_L 50
77 #define bci_RETURN_V 51
79 /* If a BCO definitely requires less than this many words of stack,
80 don't include an explicit STKCHECK insn in it. The interpreter
81 will check for this many words of stack before running each BCO,
82 rendering an explicit check unnecessary in the majority of
84 #define INTERP_STACK_CHECK_THRESH 50
86 /*-------------------------------------------------------------------------*/