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nir: Add helpers for getting the type of an address format

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Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
This commit is contained in:
Jason Ekstrand
2019-04-18 12:08:34 -05:00
parent 6e230d7607
commit 470422870a
1 changed files with 33 additions and 0 deletions
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33
src/compiler/nir/nir.h
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@@ -3089,6 +3089,39 @@ typedef enum {
nir_address_format_32bit_index_offset,
} nir_address_format;
static inline unsigned
nir_address_format_bit_size(nir_address_format addr_format)
{
switch (addr_format) {
case nir_address_format_32bit_global: return 32;
case nir_address_format_64bit_global: return 64;
case nir_address_format_64bit_bounded_global: return 32;
case nir_address_format_32bit_index_offset: return 32;
}
unreachable("Invalid address format");
}
static inline unsigned
nir_address_format_num_components(nir_address_format addr_format)
{
switch (addr_format) {
case nir_address_format_32bit_global: return 1;
case nir_address_format_64bit_global: return 1;
case nir_address_format_64bit_bounded_global: return 4;
case nir_address_format_32bit_index_offset: return 2;
}
unreachable("Invalid address format");
}
static inline const struct glsl_type *
nir_address_format_to_glsl_type(nir_address_format addr_format)
{
unsigned bit_size = nir_address_format_bit_size(addr_format);
assert(bit_size == 32 || bit_size == 64);
return glsl_vector_type(bit_size == 32 ? GLSL_TYPE_UINT : GLSL_TYPE_UINT64,
nir_address_format_num_components(addr_format));
}
nir_ssa_def * nir_explicit_io_address_from_deref(struct nir_builder *b,
nir_deref_instr *deref,
nir_ssa_def *base_addr,