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i965/fs: Use the var_from_vgrf helper function instead of doing it manually 

Signed-off-by: Jason Ekstrand <jason.ekstrand@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Jason Ekstrand 2014-09-08 18:34:28 -07:00
parent c24dd54f97
commit ab7234c852
1 changed files with 4 additions and 4 deletions
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8
src/mesa/drivers/dri/i965/brw_fs_dead_code_eliminate.cpp
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@ -78,19 +78,19 @@ fs_visitor::dead_code_eliminate()
if (inst->dst.file == GRF) {
if (!inst->is_partial_write()) {
int var = live_intervals->var_from_vgrf[inst->dst.reg];
int var = live_intervals->var_from_reg(&inst->dst);
for (int i = 0; i < inst->regs_written; i++) {
BITSET_CLEAR(live, var + inst->dst.reg_offset + i);
BITSET_CLEAR(live, var + i);
}
}
}
for (int i = 0; i < inst->sources; i++) {
if (inst->src[i].file == GRF) {
int var = live_intervals->var_from_vgrf[inst->src[i].reg];
int var = live_intervals->var_from_reg(&inst->src[i]);
for (int j = 0; j < inst->regs_read(this, i); j++) {
BITSET_SET(live, var + inst->src[i].reg_offset + j);
BITSET_SET(live, var + j);
}
}
}