OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

glsl: add support for half float packing functions

Browse Source 
Acked-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18540>
This commit is contained in:
Timothy Arceri
2022-07-26 13:49:06 +10:00
committed by Marge Bot
parent c386d56915
commit 6a170051a9
1 changed files with 24 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/compiler/glsl/builtin_functions.cpp
View File

@@ -1165,6 +1165,8 @@ private:
ir_function_signature *_unpackSnorm4x8(builtin_available_predicate avail);
ir_function_signature *_packHalf2x16(builtin_available_predicate avail);
ir_function_signature *_unpackHalf2x16(builtin_available_predicate avail);
ir_function_signature *_packFloat2x16(builtin_available_predicate avail);
ir_function_signature *_unpackFloat2x16(builtin_available_predicate avail);
ir_function_signature *_packDouble2x32(builtin_available_predicate avail);
ir_function_signature *_unpackDouble2x32(builtin_available_predicate avail);
ir_function_signature *_packInt2x32(builtin_available_predicate avail);
@@ -2392,6 +2394,8 @@ builtin_builder::create_builtins()
add_function("unpackSnorm4x8", _unpackSnorm4x8(shader_packing_or_es31_or_gpu_shader5), NULL);
add_function("packHalf2x16", _packHalf2x16(shader_packing_or_es3), NULL);
add_function("unpackHalf2x16", _unpackHalf2x16(shader_packing_or_es3), NULL);
add_function("packFloat2x16", _packFloat2x16(gpu_shader_half_float), NULL);
add_function("unpackFloat2x16", _unpackFloat2x16(gpu_shader_half_float), NULL);
add_function("packDouble2x32", _packDouble2x32(fp64), NULL);
add_function("unpackDouble2x32", _unpackDouble2x32(fp64), NULL);
@@ -6682,6 +6686,26 @@ builtin_builder::_unpackHalf2x16(builtin_available_predicate avail)
return sig;
}
ir_function_signature *
builtin_builder::_packFloat2x16(builtin_available_predicate avail)
{
ir_variable *v = in_var(&glsl_type_builtin_f16vec2, "v");
MAKE_SIG(&glsl_type_builtin_uint, avail, 1, v);
ir_rvalue *value = new(mem_ctx)ir_dereference_variable(v);
body.emit(ret(expr(ir_unop_pack_half_2x16, new(mem_ctx) ir_expression(ir_unop_f162f, &glsl_type_builtin_vec2, value, NULL))));
return sig;
}
ir_function_signature *
builtin_builder::_unpackFloat2x16(builtin_available_predicate avail)
{
ir_variable *p = in_var(&glsl_type_builtin_uint, "p");
MAKE_SIG(&glsl_type_builtin_f16vec2, avail, 1, p);
body.emit(ret(f2f16(expr(ir_unop_unpack_half_2x16, p))));
return sig;
}
ir_function_signature *
builtin_builder::_packDouble2x32(builtin_available_predicate avail)
{