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Add LJ_FR2 mode: Two-slot frame info.

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Mike Pall
2015-01-03 15:04:38 +01:00
parent a13dfd66c3
commit 054e6abe37
33 changed files with 300 additions and 139 deletions
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src/lj_crecord.c
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@@ -1123,7 +1123,7 @@ static void crec_snap_caller(jit_State *J)
ptrdiff_t delta;
if (!frame_islua(base-1) || J->framedepth <= 0)
lj_trace_err(J, LJ_TRERR_NYICALL);
J->pc = frame_pc(base-1); delta = 1+bc_a(J->pc[-1]);
J->pc = frame_pc(base-1); delta = 1+LJ_FR2+bc_a(J->pc[-1]);
L->top = base; L->base = base - delta;
J->base[-1] = TREF_FALSE;
J->base -= delta; J->baseslot -= (BCReg)delta;