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nir/opt_constant_folding: fixup for new foreach_block()

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Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
This commit is contained in:
Connor Abbott 2016-04-08 17:37:40 -04:00 • committed by Jason Ekstrand
parent 26b4c9ee15
commit eecf96f530
1 changed files with 13 additions and 15 deletions
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28
src/compiler/nir/nir_opt_constant_folding.c
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@ -173,22 +173,21 @@ constant_fold_tex_instr(nir_tex_instr *instr)
}
static bool
constant_fold_block(nir_block *block, void *void_state)
constant_fold_block(nir_block *block, void *mem_ctx)
{
struct constant_fold_state *state = void_state;
bool progress = false;
nir_foreach_instr_safe(block, instr) {
switch (instr->type) {
case nir_instr_type_alu:
state->progress |= constant_fold_alu_instr(nir_instr_as_alu(instr),
state->mem_ctx);
progress |= constant_fold_alu_instr(nir_instr_as_alu(instr), mem_ctx);
break;
case nir_instr_type_intrinsic:
state->progress |=
progress |=
constant_fold_intrinsic_instr(nir_instr_as_intrinsic(instr));
break;
case nir_instr_type_tex:
state->progress |= constant_fold_tex_instr(nir_instr_as_tex(instr));
progress |= constant_fold_tex_instr(nir_instr_as_tex(instr));
break;
default:
/* Don't know how to constant fold */
@ -196,25 +195,24 @@ constant_fold_block(nir_block *block, void *void_state)
}
}
return true;
return progress;
}
static bool
nir_opt_constant_folding_impl(nir_function_impl *impl)
{
struct constant_fold_state state;
void *mem_ctx = ralloc_parent(impl);
bool progress = false;
state.mem_ctx = ralloc_parent(impl);
state.impl = impl;
state.progress = false;
nir_foreach_block(block, impl) {
progress |= constant_fold_block(block, mem_ctx);
}
nir_foreach_block_call(impl, constant_fold_block, &state);
if (state.progress)
if (progress)
nir_metadata_preserve(impl, nir_metadata_block_index |
nir_metadata_dominance);
return state.progress;
return progress;
}
bool