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intel/compiler: detect if atomic load store operations are used

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Patch adds a new arg and modifies existing calls from i965, anv
pass NULL but iris stores this information for later use.

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4080>
This commit is contained in:
Tapani Pälli
2020-03-06 08:59:16 +02:00
committed by Marge Bot
parent 6dd654ba41
commit e8f0483ec4
7 changed files with 16 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/intel/compiler/brw_compiler.h
View File

@@ -679,6 +679,9 @@ struct brw_stage_prog_data {
*/
uint32_t *param;
uint32_t *pull_param;
/* Whether shader uses atomic operations. */
bool uses_atomic_load_store;
};
static inline uint32_t *

3
src/intel/compiler/brw_nir.h
View File

@@ -121,7 +121,8 @@ void brw_nir_lower_fs_outputs(nir_shader *nir);
bool brw_nir_lower_conversions(nir_shader *nir);
bool brw_nir_lower_image_load_store(nir_shader *nir,
const struct gen_device_info *devinfo);
const struct gen_device_info *devinfo,
bool *uses_atomic_load_store);
void brw_nir_rewrite_image_intrinsic(nir_intrinsic_instr *intrin,
nir_ssa_def *index);
void brw_nir_rewrite_bindless_image_intrinsic(nir_intrinsic_instr *intrin,

5
src/intel/compiler/brw_nir_lower_image_load_store.c
View File

@@ -680,7 +680,8 @@ lower_image_size_instr(nir_builder *b,
bool
brw_nir_lower_image_load_store(nir_shader *shader,
const struct gen_device_info *devinfo)
const struct gen_device_info *devinfo,
bool *uses_atomic_load_store)
{
bool progress = false;
@@ -718,6 +719,8 @@ brw_nir_lower_image_load_store(nir_shader *shader,
case nir_intrinsic_image_deref_atomic_xor:
case nir_intrinsic_image_deref_atomic_exchange:
case nir_intrinsic_image_deref_atomic_comp_swap:
if (uses_atomic_load_store)
*uses_atomic_load_store = true;
if (lower_image_atomic_instr(&b, devinfo, intrin))
progress = true;
break;