I like it Reviewed-by: Jason Ekstrand <[email protected]>
On Wed, Jul 5, 2017 at 3:47 AM, Nicolai Hähnle <[email protected]> wrote: > From: Nicolai Hähnle <[email protected]> > > Allows modifying a texture instruction's texture and sampler derefs. > --- > src/compiler/nir/nir.c | 13 +++++++++++++ > src/compiler/nir/nir.h | 2 ++ > 2 files changed, 15 insertions(+) > > diff --git a/src/compiler/nir/nir.c b/src/compiler/nir/nir.c > index 491b908..f81f4ee 100644 > --- a/src/compiler/nir/nir.c > +++ b/src/compiler/nir/nir.c > @@ -1502,20 +1502,33 @@ nir_instr_rewrite_dest(nir_instr *instr, nir_dest > *dest, nir_dest new_dest) > > nir_dest_copy(dest, &new_dest, instr); > > dest->reg.parent_instr = instr; > list_addtail(&dest->reg.def_link, &new_dest.reg.reg->defs); > > if (dest->reg.indirect) > src_add_all_uses(dest->reg.indirect, instr, NULL); > } > > +void > +nir_instr_rewrite_deref(nir_instr *instr, nir_deref_var **deref, > + nir_deref_var *new_deref) > +{ > + if (*deref) > + visit_deref_src(*deref, remove_use_cb, NULL); > + > + *deref = new_deref; > + > + if (*deref) > + visit_deref_src(*deref, add_use_cb, instr); > +} > + > /* note: does *not* take ownership of 'name' */ > void > nir_ssa_def_init(nir_instr *instr, nir_ssa_def *def, > unsigned num_components, > unsigned bit_size, const char *name) > { > def->name = ralloc_strdup(instr, name); > def->parent_instr = instr; > list_inithead(&def->uses); > list_inithead(&def->if_uses); > diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h > index c41b0dc..1ca98f8 100644 > --- a/src/compiler/nir/nir.h > +++ b/src/compiler/nir/nir.h > @@ -2199,20 +2199,22 @@ bool nir_foreach_dest(nir_instr *instr, > nir_foreach_dest_cb cb, void *state); > bool nir_foreach_src(nir_instr *instr, nir_foreach_src_cb cb, void > *state); > > nir_const_value *nir_src_as_const_value(nir_src src); > bool nir_src_is_dynamically_uniform(nir_src src); > bool nir_srcs_equal(nir_src src1, nir_src src2); > void nir_instr_rewrite_src(nir_instr *instr, nir_src *src, nir_src > new_src); > void nir_instr_move_src(nir_instr *dest_instr, nir_src *dest, nir_src > *src); > void nir_if_rewrite_condition(nir_if *if_stmt, nir_src new_src); > void nir_instr_rewrite_dest(nir_instr *instr, nir_dest *dest, > nir_dest new_dest); > +void nir_instr_rewrite_deref(nir_instr *instr, nir_deref_var **deref, > + nir_deref_var *new_deref); > > void nir_ssa_dest_init(nir_instr *instr, nir_dest *dest, > unsigned num_components, unsigned bit_size, > const char *name); > void nir_ssa_def_init(nir_instr *instr, nir_ssa_def *def, > unsigned num_components, unsigned bit_size, > const char *name); > void nir_ssa_def_rewrite_uses(nir_ssa_def *def, nir_src new_src); > void nir_ssa_def_rewrite_uses_after(nir_ssa_def *def, nir_src new_src, > nir_instr *after_me); > -- > 2.9.3 > > _______________________________________________ > mesa-dev mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/mesa-dev >
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