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authorAndy Wingo <wingo@pobox.com>2017-02-12 18:22:44 +0100
committerAndy Wingo <wingo@pobox.com>2017-02-12 20:31:14 +0100
commit00ed4043c258b35d9200b9be3070c24355e46b63 (patch)
tree332112a2bbd70ef49c11e708d99dfc9c49e55da1 /lib/float+.h
parent5048a8afbc00e3e0a65a5d2ffccfec666ec5a68b (diff)
downloadguile-00ed4043c258b35d9200b9be3070c24355e46b63.tar.gz
VM continuations store FP/SP by offset
* libguile/continuations.c (scm_i_continuation_to_frame): * libguile/stacks.c (scm_make_stack): * libguile/vm.c (scm_i_vm_cont_to_frame, scm_i_vm_capture_stack): (vm_return_to_continuation_inner) (struct vm_reinstate_partial_continuation_data): (vm_reinstate_partial_continuation_inner): (vm_reinstate_partial_continuation): * libguile/vm.h (sstruct scm_vm_cont): Simplify VM continuations by recording the top FP by offset, not value + reloc. * libguile/frames.c (frame_offset, scm_i_vm_frame_offset): Remove unused functions. * libguile/frames.h (SCM_VALIDATE_VM_FRAME, scm_i_vm_frame_offset): Remove. * libguile/control.c (reify_partial_continuation): Once we know the base_fp, relocate the dynamic stack. * libguile/dynstack.h: * libguile/dynstack.c (scm_dynstack_relocate_prompts): New function. (scm_dynstack_wind_prompt): Adapt to add new fp offset.
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