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Use an explicit flag to signal SINK tags for a trace.

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This commit is contained in:
Mike Pall
2012-07-11 16:45:15 +02:00
parent 79ecb231ce
commit 24fa85760c
3 changed files with 7 additions and 7 deletions
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4
src/lj_opt_sink.c
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@@ -163,7 +163,7 @@ static void sink_remark_phi(jit_State *J)
} while (remark);
}
/* Sweep instructions and mark sunken allocations and stores. */
/* Sweep instructions and tag sunken allocations and stores. */
static void sink_sweep_ins(jit_State *J)
{
IRIns *ir, *irfirst = IR(J->cur.nk);
@@ -194,6 +194,7 @@ static void sink_sweep_ins(jit_State *J)
if (!irt_ismarked(ir->t)) {
ir->t.irt &= ~IRT_GUARD;
ir->prev = REGSP(RID_SINK, 0);
J->cur.sinktags = 1; /* Signal present SINK tags to assembler. */
} else {
irt_clearmark(ir->t);
ir->prev = REGSP_INIT;
@@ -216,7 +217,6 @@ static void sink_sweep_ins(jit_State *J)
break;
}
}
IR(REF_BASE)->prev = 1; /* Signal SINK flags to assembler. */
}
/* Allocation sinking and store sinking.