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nir/opt_access: consider global stores

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Connor Abbott <cwabbott0@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6483>
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Rhys Perry 2020-08-25 16:35:44 +01:00 • committed by Marge Bot
parent c9ec7d3f90
commit 5d524ae62c
1 changed files with 12 additions and 8 deletions
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20
src/compiler/nir/nir_opt_access.c
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@ -109,20 +109,24 @@ gather_intrinsic(struct access_state *state, nir_intrinsic_instr *instr)
case nir_intrinsic_deref_atomic_fadd:
case nir_intrinsic_deref_atomic_fmin:
case nir_intrinsic_deref_atomic_fmax:
case nir_intrinsic_deref_atomic_fcomp_swap:
if (!nir_deref_mode_is(nir_src_as_deref(instr->src[0]), nir_var_mem_ssbo))
case nir_intrinsic_deref_atomic_fcomp_swap: {
nir_deref_instr *deref = nir_src_as_deref(instr->src[0]);
if (!nir_deref_mode_may_be(deref, nir_var_mem_ssbo | nir_var_mem_global))
break;
var = nir_get_binding_variable(state->shader, nir_chase_binding(instr->src[0]));
if (var) {
_mesa_set_add(state->vars_written, var);
} else {
nir_foreach_variable_with_modes(possible_var, state->shader, nir_var_mem_ssbo)
_mesa_set_add(state->vars_written, possible_var);
if (nir_deref_mode_is(deref, nir_var_mem_ssbo)) {
var = nir_get_binding_variable(state->shader, nir_chase_binding(instr->src[0]));
if (var) {
_mesa_set_add(state->vars_written, var);
} else {
nir_foreach_variable_with_modes(possible_var, state->shader, nir_var_mem_ssbo)
_mesa_set_add(state->vars_written, possible_var);
}
}
state->buffers_written = true;
break;
}
default:
break;