/* -----------------------------------------------------------------------------
 *
 * (c) The GHC Team, 1998-2009
 *
 * Bytecode definitions.
 *
 * ---------------------------------------------------------------------------*/

/* --------------------------------------------------------------------------
 * Instructions
 *
 * Notes:
 * o CASEFAIL is generated by the compiler whenever it tests an "irrefutable"
 *   pattern which fails.  If we don't see too many of these, we could
 *   optimise out the redundant test.
 * ------------------------------------------------------------------------*/

/* NOTE:

   THIS FILE IS INCLUDED IN HASKELL SOURCES (ghc/compiler/GHC/ByteCode/Asm.hs).
   DO NOT PUT C-SPECIFIC STUFF IN HERE!

   I hope that's clear :-)
*/

#define bci_STKCHECK  			1
#define bci_PUSH_L    			2
#define bci_PUSH_LL   			3
#define bci_PUSH_LLL  			4
#define bci_PUSH8                       5
#define bci_PUSH16                      6
#define bci_PUSH32                      7
#define bci_PUSH8_W                     8
#define bci_PUSH16_W                    9
#define bci_PUSH32_W                    10
#define bci_PUSH_G    			11
#define bci_PUSH_ALTS  			12
#define bci_PUSH_ALTS_P			13
#define bci_PUSH_ALTS_N			14
#define bci_PUSH_ALTS_F			15
#define bci_PUSH_ALTS_D			16
#define bci_PUSH_ALTS_L			17
#define bci_PUSH_ALTS_V			18
#define bci_PUSH_PAD8                   19
#define bci_PUSH_PAD16                  20
#define bci_PUSH_PAD32                  21
#define bci_PUSH_UBX8                   22
#define bci_PUSH_UBX16                  23
#define bci_PUSH_UBX32                  24
#define bci_PUSH_UBX  			25
#define bci_PUSH_APPLY_N		26
#define bci_PUSH_APPLY_F		27
#define bci_PUSH_APPLY_D		28
#define bci_PUSH_APPLY_L		29
#define bci_PUSH_APPLY_V		30
#define bci_PUSH_APPLY_P		31
#define bci_PUSH_APPLY_PP		32
#define bci_PUSH_APPLY_PPP		33
#define bci_PUSH_APPLY_PPPP		34
#define bci_PUSH_APPLY_PPPPP		35
#define bci_PUSH_APPLY_PPPPPP		36
/* #define bci_PUSH_APPLY_PPPPPPP		37 */
#define bci_SLIDE     			38
#define bci_ALLOC_AP   			39
#define bci_ALLOC_AP_NOUPD		40
#define bci_ALLOC_PAP  			41
#define bci_MKAP      			42
#define bci_MKPAP      			43
#define bci_UNPACK    			44
#define bci_PACK      			45
#define bci_TESTLT_I   			46
#define bci_TESTEQ_I  			47
#define bci_TESTLT_F  			48
#define bci_TESTEQ_F  			49
#define bci_TESTLT_D  			50
#define bci_TESTEQ_D  			51
#define bci_TESTLT_P  			52
#define bci_TESTEQ_P  			53
#define bci_CASEFAIL  			54
#define bci_JMP       			55
#define bci_CCALL     			56
#define bci_SWIZZLE   			57
#define bci_ENTER     			58
#define bci_RETURN    			59
#define bci_RETURN_P 			60
#define bci_RETURN_N 			61
#define bci_RETURN_F 			62
#define bci_RETURN_D 			63
#define bci_RETURN_L 			64
#define bci_RETURN_V 			65
#define bci_BRK_FUN			66
#define bci_TESTLT_W   			67
#define bci_TESTEQ_W  			68
/* If you need to go past 255 then you will run into the flags */

/* If you need to go below 0x0100 then you will run into the instructions */
#define bci_FLAG_LARGE_ARGS     0x8000

/* If a BCO definitely requires less than this many words of stack,
   don't include an explicit STKCHECK insn in it.  The interpreter
   will check for this many words of stack before running each BCO,
   rendering an explicit check unnecessary in the majority of
   cases. */
#define INTERP_STACK_CHECK_THRESH  50

/*-------------------------------------------------------------------------*/
