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nir/from_ssa: Use the nir_block_dominance function instead of our own 

Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
This commit is contained in:
Jason Ekstrand 2015-02-06 12:49:08 -08:00
parent f481a9425c
commit 0167c38cac
1 changed files with 2 additions and 7 deletions
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9
src/glsl/nir/nir_from_ssa.c
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@ -54,13 +54,8 @@ ssa_def_dominates(nir_ssa_def *a, nir_ssa_def *b)
} else if (a->parent_instr->block == b->parent_instr->block) {
return a->live_index <= b->live_index;
} else {
nir_block *block = b->parent_instr->block;
while (block->imm_dom != NULL) {
if (block->imm_dom == a->parent_instr->block)
return true;
block = block->imm_dom;
}
return false;
return nir_block_dominates(a->parent_instr->block,
b->parent_instr->block);
}
}