fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-04-19 21:00:40 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

radeonsi: lower nir_intrinsic_is_sparse_texels_resident

Browse source 
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14362>
This commit is contained in:
Qiang Yu 2022-01-12 14:58:32 +08:00
parent 7d4b0b7789
commit 697e1cdeef
1 changed files with 30 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

30
src/gallium/drivers/radeonsi/si_shader_nir.c
View file

@ -310,6 +310,34 @@ static void si_lower_io(struct nir_shader *nir)
}
}
static bool
lower_intrinsic_filter(const nir_instr *instr, const void *dummy)
{
return instr->type == nir_instr_type_intrinsic;
}
static nir_ssa_def *
lower_intrinsic_instr(nir_builder *b, nir_instr *instr, void *dummy)
{
nir_intrinsic_instr *intrin = nir_instr_as_intrinsic(instr);
switch (intrin->intrinsic) {
case nir_intrinsic_is_sparse_texels_resident:
/* code==0 means sparse texels are resident */
return nir_ieq_imm(b, intrin->src[0].ssa, 0);
default:
return NULL;
}
}
static bool si_lower_intrinsics(nir_shader *nir)
{
return nir_shader_lower_instructions(nir,
lower_intrinsic_filter,
lower_intrinsic_instr,
NULL);
}
/**
* Perform "lowering" operations on the NIR that are run once when the shader
* selector is created.
@ -335,6 +363,8 @@ static void si_lower_nir(struct si_screen *sscreen, struct nir_shader *nir)
};
NIR_PASS_V(nir, nir_lower_image, &lower_image_options);
NIR_PASS_V(nir, si_lower_intrinsics);
const nir_lower_subgroups_options subgroups_options = {
.subgroup_size = 64,
.ballot_bit_size = 64,