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u64->scm, s64->scm intrinsics

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* libguile/intrinsics.h (u64->scm, s64->scm): New intrinsics.
* libguile/intrinsics.c (scm_bootstrap_intrinsics): Initialize new
  intrinsics.
* libguile/vm-engine.c (call-scm<-u64, call-scm<-s64): New intrinsic
  callers.
  (u64->scm, s64->scm): Disable instructions.
* module/language/cps/reify-primitives.scm (compute-known-primitives):
  Add new intrinsics as macro-instructions.
* module/system/vm/assembler.scm (define-scm<-u64-intrinsic):
  (define-scm<-s64-intrinsic, u64->scm, s64->scm): Wire up new
  intrinsics.
This commit is contained in:
Andy Wingo 2018-04-12 16:43:57 +02:00
parent 1457f4efb3
commit 7e386bbc70
5 changed files with 54 additions and 19 deletions
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48
libguile/vm-engine.c
View file

@ -2176,8 +2176,40 @@ VM_NAME (scm_i_thread *thread, struct scm_vm *vp,
NEXT (2);
}
VM_DEFINE_OP (78, unused_78, NULL, NOP)
VM_DEFINE_OP (79, unused_79, NULL, NOP)
VM_DEFINE_OP (78, call_scm_from_u64, "call-scm<-u64", OP2 (X8_S12_S12, C32) | OP_DST)
{
scm_t_uint8 dst, src;
SCM res;
scm_t_scm_from_u64_intrinsic intrinsic;
UNPACK_12_12 (op, dst, src);
intrinsic = intrinsics[ip[1]];
SYNC_IP ();
res = intrinsic (SP_REF_U64 (src));
CACHE_SP ();
SP_SET (dst, res);
NEXT (2);
}
VM_DEFINE_OP (79, call_scm_from_s64, "call-scm<-s64", OP2 (X8_S12_S12, C32) | OP_DST)
{
scm_t_uint8 dst, src;
SCM res;
scm_t_scm_from_s64_intrinsic intrinsic;
UNPACK_12_12 (op, dst, src);
intrinsic = intrinsics[ip[1]];
SYNC_IP ();
res = intrinsic (SP_REF_S64 (src));
CACHE_SP ();
SP_SET (dst, res);
NEXT (2);
}
VM_DEFINE_OP (80, unused_80, NULL, NOP)
{
vm_error_bad_instruction (op);
@ -2361,11 +2393,7 @@ VM_NAME (scm_i_thread *thread, struct scm_vm *vp,
abort (); /* never reached */
}
/* u64->scm dst:12 src:12
*
* Pack an unsigned 64-bit integer into a SCM value.
*/
VM_DEFINE_OP (144, u64_to_scm, "u64->scm", OP1 (X8_S12_S12) | OP_DST)
VM_DEFINE_OP (144, unused_144, NULL, NOP)
{
scm_t_uint16 dst, src;
UNPACK_12_12 (op, dst, src);
@ -2517,11 +2545,7 @@ VM_NAME (scm_i_thread *thread, struct scm_vm *vp,
abort (); /* never reached */
}
/* s64->scm dst:12 src:12
*
* Pack an signed 64-bit integer into a SCM value.
*/
VM_DEFINE_OP (158, s64_to_scm, "s64->scm", OP1 (X8_S12_S12) | OP_DST)
VM_DEFINE_OP (158, unused_158, NULL, NOP)
{
scm_t_uint16 dst, src;
UNPACK_12_12 (op, dst, src);