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pan/bi: Handle pack_*_split with vecN

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They're literally the same thing since vectors are packed.

Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Reviewed-by: Christoph Pillmayer <christoph.pillmayer@arm.com>
Reviewed-by: Lorenzo Rossi <lorenzo.rossi@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40576>
This commit is contained in:
Faith Ekstrand 2026-03-24 10:21:25 -04:00 • committed by Marge Bot
parent 682ab923e6
commit 56f5899786
1 changed files with 6 additions and 38 deletions
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44
src/panfrost/compiler/bifrost/bifrost_compile.c
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@ -2913,16 +2913,20 @@ bi_emit_alu(bi_builder *b, nir_alu_instr *instr)
case nir_op_vec3:
case nir_op_vec4:
case nir_op_vec8:
case nir_op_vec16: {
case nir_op_vec16:
case nir_op_pack_32_2x16_split:
case nir_op_pack_32_4x8_split:
case nir_op_pack_64_2x32_split: {
bi_index unoffset_srcs[16] = {bi_null()};
unsigned channels[16] = {0};
for (unsigned i = 0; i < srcs; ++i) {
assert(nir_src_bit_size(instr->src[i].src) == src_sz);
unoffset_srcs[i] = bi_src_index(&instr->src[i].src);
channels[i] = instr->src[i].swizzle[0];
}
bi_make_vec_to(b, dst, unoffset_srcs, channels, srcs, sz);
bi_make_vec_to(b, dst, unoffset_srcs, channels, srcs, src_sz);
return;
}
@ -2978,14 +2982,6 @@ bi_emit_alu(bi_builder *b, nir_alu_instr *instr)
return;
}
case nir_op_pack_64_2x32_split:
bi_collect_v2i32_to(b, dst,
bi_extract(b, bi_src_index(&instr->src[0].src),
instr->src[0].swizzle[0]),
bi_extract(b, bi_src_index(&instr->src[1].src),
instr->src[1].swizzle[0]));
return;
case nir_op_pack_64_2x32:
bi_collect_v2i32_to(b, dst,
bi_extract(b, bi_src_index(&instr->src[0].src),
@ -3033,18 +3029,6 @@ bi_emit_alu(bi_builder *b, nir_alu_instr *instr)
return;
}
case nir_op_pack_32_2x16_split: {
assert(comps == 1);
bi_index srcs[2] = {bi_src_index(&instr->src[0].src),
bi_src_index(&instr->src[1].src)};
unsigned channels[2] = {instr->src[0].swizzle[0],
instr->src[1].swizzle[0]};
bi_make_vec_to(b, dst, srcs, channels, 2, 16);
return;
}
case nir_op_pack_32_4x8: {
assert(comps == 1);
@ -3059,22 +3043,6 @@ bi_emit_alu(bi_builder *b, nir_alu_instr *instr)
return;
}
case nir_op_pack_32_4x8_split: {
assert(comps == 1);
bi_index srcs[4] = {bi_src_index(&instr->src[0].src),
bi_src_index(&instr->src[1].src),
bi_src_index(&instr->src[2].src),
bi_src_index(&instr->src[3].src)};
unsigned channels[4] = {instr->src[0].swizzle[0],
instr->src[1].swizzle[0],
instr->src[2].swizzle[0],
instr->src[3].swizzle[0]};
bi_make_vec_to(b, dst, srcs, channels, 4, 8);
return;
}
case nir_op_f2f16:
case nir_op_f2f16_rtz:
case nir_op_f2f16_rtne: {