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freedreno/ir3: remove obsolete comment

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The meta PHI instruction was removed long ago.  And fanin/fanout
themselves to not contribute actual instructions (at least not by the
time you get to sched, they may prevent copy-propagating away a mov)

Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Rob Clark 2019-10-24 11:24:15 -07:00 • committed by Rob Clark
parent e804b42fd7
commit df229977c3
1 changed files with 0 additions and 4 deletions
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4
src/freedreno/ir3/ir3.h
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@ -774,10 +774,6 @@ static inline bool is_bool(struct ir3_instruction *instr)
static inline bool is_meta(struct ir3_instruction *instr)
{
/* TODO how should we count PHI (and maybe fan-in/out) which
* might actually contribute some instructions to the final
* result?
*/
return (opc_cat(instr->opc) == -1);
}