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radv, aco, ac: Implement pack_half_2x16_rtz_split.

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Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Reviewed-by: Jason Ekstrand <jason.ekstrand@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15838>
This commit is contained in:
Timur Kristóf 2023-01-24 19:14:47 +01:00 • committed by Marge Bot
parent 12652cc549
commit c644461b71
4 changed files with 4 additions and 0 deletions
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1
src/amd/compiler/aco_instruction_selection.cpp
View file

@ -3557,6 +3557,7 @@ visit_alu_instr(isel_context* ctx, nir_alu_instr* instr)
break;
}
case nir_op_pack_32_4x8: bld.copy(Definition(dst), get_alu_src(ctx, instr->src[0], 4)); break;
case nir_op_pack_half_2x16_rtz_split:
case nir_op_pack_half_2x16_split: {
if (dst.regClass() == v1) {
if (ctx->program->gfx_level == GFX8 || ctx->program->gfx_level == GFX9)

1
src/amd/compiler/aco_instruction_selection_setup.cpp
View file

@ -495,6 +495,7 @@ init_context(isel_context* ctx, nir_shader* shader)
case nir_op_i2f16:
case nir_op_i2f32:
case nir_op_i2f64:
case nir_op_pack_half_2x16_rtz_split:
case nir_op_pack_half_2x16_split:
case nir_op_pack_unorm_2x16:
case nir_op_pack_snorm_2x16:

1
src/amd/llvm/ac_nir_to_llvm.c
View file

@ -1126,6 +1126,7 @@ static bool visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr)
case nir_op_pack_half_2x16:
result = emit_pack_2x16(&ctx->ac, src[0], ac_build_cvt_pkrtz_f16);
break;
case nir_op_pack_half_2x16_rtz_split:
case nir_op_pack_half_2x16_split:
src[0] = ac_to_float(&ctx->ac, src[0]);
src[1] = ac_to_float(&ctx->ac, src[1]);

1
src/amd/vulkan/radv_shader.c
View file

@ -101,6 +101,7 @@ get_nir_options_for_stage(struct radv_physical_device *device, gl_shader_stage s
.has_dot_2x16 =
device->rad_info.has_accelerated_dot_product && device->rad_info.gfx_level < GFX11,
.has_find_msb_rev = true,
.has_pack_half_2x16_rtz = true,
.use_scoped_barrier = true,
#ifdef LLVM_AVAILABLE
.has_fmulz = !device->use_llvm || LLVM_VERSION_MAJOR >= 12,