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Remove unused make-closure opcode.

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* libguile/vm-engine.c (make-closure): Remove opcode.
This commit is contained in:
Andy Wingo 2018-04-10 17:12:33 +02:00
parent 9f98b4a5b1
commit b0641783c9
1 changed files with 2 additions and 31 deletions
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33
libguile/vm-engine.c
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@ -1546,35 +1546,7 @@ VM_NAME (scm_i_thread *thread, struct scm_vm *vp,
NEXT (2);
}
/* make-closure dst:24 offset:32 _:8 nfree:24
*
* Make a new closure, and write it to DST. The code for the closure
* will be found at OFFSET words from the current IP. OFFSET is a
* signed 32-bit integer. Space for NFREE free variables will be
* allocated.
*/
VM_DEFINE_OP (54, make_closure, "make-closure", OP3 (X8_S24, L32, X8_C24) | OP_DST)
{
scm_t_uint32 dst, nfree, n;
scm_t_int32 offset;
SCM closure;
UNPACK_24 (op, dst);
offset = ip[1];
UNPACK_24 (ip[2], nfree);
// FIXME: Assert range of nfree?
SYNC_IP ();
closure = scm_inline_words (thread, scm_tc7_program | (nfree << 16),
nfree + 2);
SCM_SET_CELL_WORD_1 (closure, ip + offset);
// FIXME: Elide these initializations?
for (n = 0; n < nfree; n++)
SCM_PROGRAM_FREE_VARIABLE_SET (closure, n, SCM_BOOL_F);
SP_SET (dst, closure);
NEXT (3);
}
VM_DEFINE_OP (54, unused_54, NULL, NOP)
VM_DEFINE_OP (55, unused_55, NULL, NOP)
VM_DEFINE_OP (56, unused_56, NULL, NOP)
{
@ -2135,12 +2107,11 @@ VM_NAME (scm_i_thread *thread, struct scm_vm *vp,
{
scm_t_uint32 dst;
scm_t_int32 offset;
SCM closure;
UNPACK_24 (op, dst);
offset = ip[1];
SP_SET_U64 (dst, ip + offset);
SP_SET_U64 (dst, (scm_t_uintptr) (ip + offset));
NEXT (2);
}