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radv/nir: Handle boolean hit attribs

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Reviewed-by: Friedrich Vock <friedrich.vock@gmx.de>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24271>
This commit is contained in:
Konstantin Seurer 2023-07-21 08:27:01 +02:00 • committed by Marge Bot
parent 3a69424e09
commit ba8d3afa56
1 changed files with 6 additions and 4 deletions
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10
src/amd/vulkan/nir/radv_nir_lower_hit_attrib_derefs.c
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@ -33,7 +33,7 @@ lower_hit_attrib_deref(nir_builder *b, nir_instr *instr, void *data)
nir_def *components[NIR_MAX_VEC_COMPONENTS];
for (uint32_t comp = 0; comp < num_components; comp++) {
uint32_t offset = deref->var->data.driver_location + comp * bit_size / 8;
uint32_t offset = deref->var->data.driver_location + comp * DIV_ROUND_UP(bit_size, 8);
uint32_t base = offset / 4;
uint32_t comp_offset = offset % 4;
@ -49,7 +49,8 @@ lower_hit_attrib_deref(nir_builder *b, nir_instr *instr, void *data)
components[comp] =
nir_channel(b, nir_unpack_bits(b, nir_load_hit_attrib_amd(b, .base = base), 8), comp_offset);
} else {
unreachable("Invalid bit_size");
assert(bit_size == 1);
components[comp] = nir_i2b(b, nir_load_hit_attrib_amd(b, .base = base));
}
}
@ -60,7 +61,7 @@ lower_hit_attrib_deref(nir_builder *b, nir_instr *instr, void *data)
uint32_t bit_size = value->bit_size;
for (uint32_t comp = 0; comp < num_components; comp++) {
uint32_t offset = deref->var->data.driver_location + comp * bit_size / 8;
uint32_t offset = deref->var->data.driver_location + comp * DIV_ROUND_UP(bit_size, 8);
uint32_t base = offset / 4;
uint32_t comp_offset = offset % 4;
@ -84,7 +85,8 @@ lower_hit_attrib_deref(nir_builder *b, nir_instr *instr, void *data)
components[byte] = (byte == comp_offset) ? nir_channel(b, value, comp) : nir_channel(b, prev, byte);
nir_store_hit_attrib_amd(b, nir_pack_32_4x8(b, nir_vec(b, components, 4)), .base = base);
} else {
unreachable("Invalid bit_size");
assert(bit_size == 1);
nir_store_hit_attrib_amd(b, nir_b2i32(b, component), .base = base);
}
}
}