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Remove use of SCM vm in compose-continuation

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* libguile/vm.c (vm_reinstate_partial_continuation): Take struct scm_vm
  argument instead of SCM.
* libguile/vm-engine.c (compose-continuation): Adapt.
This commit is contained in:
Andy Wingo 2013-11-21 17:28:34 +01:00
parent 59f85eedc2
commit 44ece39907
2 changed files with 4 additions and 5 deletions
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2
libguile/vm-engine.c
View file

@ -923,7 +923,7 @@ VM_NAME (SCM vm, SCM program, SCM *argv, size_t nargs_)
SYNC_IP ();
VM_ASSERT (SCM_VM_CONT_REWINDABLE_P (vmcont),
vm_error_continuation_not_rewindable (vmcont));
vm_reinstate_partial_continuation (vm, vmcont, FRAME_LOCALS_COUNT_FROM (1),
vm_reinstate_partial_continuation (vp, vmcont, FRAME_LOCALS_COUNT_FROM (1),
LOCAL_ADDRESS (1),
&current_thread->dynstack,
&registers);

7
libguile/vm.c
View file

@ -299,11 +299,11 @@ vm_abort (SCM vm, SCM tag, size_t nstack, SCM *stack_args, SCM tail, SCM *sp,
}
static void
vm_reinstate_partial_continuation (SCM vm, SCM cont, size_t n, SCM *argv,
vm_reinstate_partial_continuation (struct scm_vm *vp, SCM cont,
size_t n, SCM *argv,
scm_t_dynstack *dynstack,
scm_i_jmp_buf *registers)
{
struct scm_vm *vp;
struct scm_vm_cont *cp;
SCM *argv_copy, *base;
scm_t_ptrdiff reloc;
@ -312,7 +312,6 @@ vm_reinstate_partial_continuation (SCM vm, SCM cont, size_t n, SCM *argv,
argv_copy = alloca (n * sizeof(SCM));
memcpy (argv_copy, argv, n * sizeof(SCM));
vp = SCM_VM_DATA (vm);
cp = SCM_VM_CONT_DATA (cont);
base = SCM_FRAME_LOCALS_ADDRESS (vp->fp);
reloc = cp->reloc + (base - cp->stack_base);
@ -323,7 +322,7 @@ vm_reinstate_partial_continuation (SCM vm, SCM cont, size_t n, SCM *argv,
if ((base - vp->stack_base) + cp->stack_size + n + 1 > vp->stack_size)
scm_misc_error ("vm-engine",
"not enough space to instate partial continuation",
scm_list_2 (vm, cont));
scm_list_1 (cont));
memcpy (base, cp->stack_base, cp->stack_size * sizeof (SCM));