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nir: Allow qualifiers on copy_deref and image instructions

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In the next commit, we'll properly handle access qualifiers on struct
members by propagating them to load/store instructions, but these
instructions had no way to specify the qualifier.

Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
This commit is contained in:
Connor Abbott
2019-06-04 11:40:14 +02:00
parent 3bf8981c51
commit 6f20643b47
6 changed files with 48 additions and 12 deletions
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15
src/compiler/nir/nir_builder.h
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@@ -1120,15 +1120,28 @@ nir_store_deref(nir_builder *build, nir_deref_instr *deref,
}
static inline void
nir_copy_deref(nir_builder *build, nir_deref_instr *dest, nir_deref_instr *src)
nir_copy_deref_with_access(nir_builder *build, nir_deref_instr *dest,
nir_deref_instr *src,
enum gl_access_qualifier dest_access,
enum gl_access_qualifier src_access)
{
nir_intrinsic_instr *copy =
nir_intrinsic_instr_create(build->shader, nir_intrinsic_copy_deref);
copy->src[0] = nir_src_for_ssa(&dest->dest.ssa);
copy->src[1] = nir_src_for_ssa(&src->dest.ssa);
nir_intrinsic_set_dst_access(copy, dest_access);
nir_intrinsic_set_src_access(copy, src_access);
nir_builder_instr_insert(build, &copy->instr);
}
static inline void
nir_copy_deref(nir_builder *build, nir_deref_instr *dest, nir_deref_instr *src)
{
nir_copy_deref_with_access(build, dest, src,
(enum gl_access_qualifier) 0,
(enum gl_access_qualifier) 0);
}
static inline nir_ssa_def *
nir_load_var(nir_builder *build, nir_variable *var)
{