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intel/fs: lower get_buffer_size like other logical sends

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This will also enable the use of the bindless heap.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21645>
This commit is contained in:
Lionel Landwerlin
2022-12-27 15:32:24 +02:00
committed by Marge Bot
parent a66944dfbc
commit e09cfda0de
6 changed files with 52 additions and 56 deletions
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39
src/intel/compiler/brw_lower_logical_sends.cpp
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@@ -2703,6 +2703,41 @@ lower_trace_ray_logical_send(const fs_builder &bld, fs_inst *inst)
inst->src[3] = payload;
}
static void
lower_get_buffer_size(const fs_builder &bld, fs_inst *inst)
{
const intel_device_info *devinfo = bld.shader->devinfo;
assert(devinfo->ver >= 7);
/* Since we can only execute this instruction on uniform bti/surface
* handles, brw_fs_nir.cpp should already have limited this to SIMD8.
*/
assert(inst->exec_size == 8);
fs_reg surface = inst->src[GET_BUFFER_SIZE_SRC_SURFACE];
fs_reg lod = inst->src[GET_BUFFER_SIZE_SRC_LOD];
inst->opcode = SHADER_OPCODE_SEND;
inst->mlen = inst->exec_size / 8;
inst->resize_sources(3);
inst->ex_mlen = 0;
inst->ex_desc = 0;
/* src[0] & src[1] are filled by setup_surface_descriptors() */
inst->src[2] = lod;
const uint32_t return_format = devinfo->ver >= 8 ?
GFX8_SAMPLER_RETURN_FORMAT_32BITS : BRW_SAMPLER_RETURN_FORMAT_SINT32;
const uint32_t desc = brw_sampler_desc(devinfo, 0, 0,
GFX5_SAMPLER_MESSAGE_SAMPLE_RESINFO,
BRW_SAMPLER_SIMD_MODE_SIMD8,
return_format);
inst->dst = retype(inst->dst, BRW_REGISTER_TYPE_UW);
inst->sfid = BRW_SFID_SAMPLER;
setup_surface_descriptors(bld, inst, desc, surface, fs_reg() /* surface_handle */);
}
bool
fs_visitor::lower_logical_sends()
{
@@ -2786,6 +2821,10 @@ fs_visitor::lower_logical_sends()
lower_sampler_logical_send(ibld, inst, SHADER_OPCODE_SAMPLEINFO);
break;
case SHADER_OPCODE_GET_BUFFER_SIZE:
lower_get_buffer_size(ibld, inst);
break;
case SHADER_OPCODE_UNTYPED_SURFACE_READ_LOGICAL:
case SHADER_OPCODE_UNTYPED_SURFACE_WRITE_LOGICAL:
case SHADER_OPCODE_UNTYPED_ATOMIC_LOGICAL: