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Add out-of-line slow path for abort

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* libguile/jit.c (compile_abort, compile_abort_slow): Move interpreter
  fallback to slow path.
This commit is contained in:
Andy Wingo 2019-12-10 22:07:26 +01:00
parent 7a6fdd4fb5
commit 45b936a8e3
1 changed files with 3 additions and 7 deletions
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10
libguile/jit.c
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@ -1828,23 +1828,18 @@ compile_capture_continuation_slow (scm_jit_state *j, uint32_t dst)
static void static void
compile_abort (scm_jit_state *j) compile_abort (scm_jit_state *j)
{ {
jit_reloc_t k, interp;
jit_movi (j->jit, T0, (intptr_t) (j->ip + 1)); jit_movi (j->jit, T0, (intptr_t) (j->ip + 1));
emit_store_ip (j, T0); emit_store_ip (j, T0);
k = jit_mov_addr (j->jit, T0); jit_reloc_t k = jit_mov_addr (j->jit, T0);
emit_call_2 (j, scm_vm_intrinsics.abort_to_prompt, thread_operand (), emit_call_2 (j, scm_vm_intrinsics.abort_to_prompt, thread_operand (),
jit_operand_gpr (JIT_OPERAND_ABI_POINTER, T0)); jit_operand_gpr (JIT_OPERAND_ABI_POINTER, T0));
jit_retval (j->jit, T1_PRESERVED); jit_retval (j->jit, T1_PRESERVED);
interp = jit_beqi (j->jit, T1_PRESERVED, 0); add_slow_path_patch(j, jit_beqi (j->jit, T1_PRESERVED, 0));
emit_reload_sp (j); emit_reload_sp (j);
emit_reload_fp (j); emit_reload_fp (j);
jit_jmpr (j->jit, T1_PRESERVED); jit_jmpr (j->jit, T1_PRESERVED);
jit_patch_here (j->jit, interp);
emit_exit (j);
jit_patch_here (j->jit, k); jit_patch_here (j->jit, k);
j->frame_size_min = 0; j->frame_size_min = 0;
@ -1853,6 +1848,7 @@ compile_abort (scm_jit_state *j)
static void static void
compile_abort_slow (scm_jit_state *j) compile_abort_slow (scm_jit_state *j)
{ {
emit_exit (j);
} }
static void static void