+++ /dev/null
-/* -----------------------------------------------------------------------------
- *
- * (c) The University of Glasgow 2002-2004
- *
- * Helper bits for the generic apply code (AutoApply.hc)
- *
- * -------------------------------------------------------------------------- */
-
-#ifndef AUTOAPPLY_H
-#define AUTOAPPLY_H
-
-// Build a new PAP: function is in R1
-// ret addr and m arguments taking up n words are on the stack.
-// NB. x is a dummy argument attached to the 'for' label so that
-// BUILD_PAP can be used multiple times in the same function.
-#define BUILD_PAP(m,n,f,x) \
- W_ pap; \
- W_ size; \
- W_ i; \
- size = SIZEOF_StgPAP + WDS(n); \
- HP_CHK_NP_ASSIGN_SP0(size,f); \
- TICK_ALLOC_HEAP_NOCTR(BYTES_TO_WDS(size)); \
- TICK_ALLOC_PAP(n+1 /* +1 for the FUN */, 0); \
- pap = Hp + WDS(1) - size; \
- SET_HDR(pap, stg_PAP_info, W_[CCCS]); \
- StgPAP_arity(pap) = HALF_W_(arity - m); \
- StgPAP_fun(pap) = R1; \
- StgPAP_n_args(pap) = HALF_W_(n); \
- i = 0; \
- for##x: \
- if (i < n) { \
- StgPAP_payload(pap,i) = Sp(1+i); \
- i = i + 1; \
- goto for##x; \
- } \
- R1 = pap; \
- Sp_adj(1 + n); \
- jump %ENTRY_CODE(Sp(0));
-
-// Copy the old PAP, build a new one with the extra arg(s)
-// ret addr and m arguments taking up n words are on the stack.
-// NB. x is a dummy argument attached to the 'for' label so that
-// BUILD_PAP can be used multiple times in the same function.
-#define NEW_PAP(m,n,f,x) \
- W_ pap; \
- W_ new_pap; \
- W_ size; \
- W_ i; \
- pap = R1; \
- size = SIZEOF_StgPAP + WDS(TO_W_(StgPAP_n_args(pap))) + WDS(n); \
- HP_CHK_NP_ASSIGN_SP0(size,f); \
- TICK_ALLOC_HEAP_NOCTR(BYTES_TO_WDS(size)); \
- TICK_ALLOC_PAP(n+1 /* +1 for the FUN */, 0); \
- new_pap = Hp + WDS(1) - size; \
- SET_HDR(new_pap, stg_PAP_info, W_[CCCS]); \
- StgPAP_arity(new_pap) = HALF_W_(arity - m); \
- W_ n_args; \
- n_args = TO_W_(StgPAP_n_args(pap)); \
- StgPAP_n_args(new_pap) = HALF_W_(n_args + n); \
- StgPAP_fun(new_pap) = StgPAP_fun(pap); \
- i = 0; \
- for1##x: \
- if (i < n_args) { \
- StgPAP_payload(new_pap,i) = StgPAP_payload(pap,i); \
- i = i + 1; \
- goto for1##x; \
- } \
- i = 0; \
- for2##x: \
- if (i < n) { \
- StgPAP_payload(new_pap,n_args+i) = Sp(1+i); \
- i = i + 1; \
- goto for2##x; \
- } \
- R1 = new_pap; \
- Sp_adj(n+1); \
- jump %ENTRY_CODE(Sp(0));
-
-#endif /* APPLY_H */
-