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zink: use unified pushconst layour for passthorugh tcs

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19163>
This commit is contained in:
SoroushIMG 2022-10-24 14:45:12 +01:00
parent ec4ac380f1
commit 0f070923e8
1 changed files with 7 additions and 17 deletions
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24
src/gallium/drivers/zink/zink_compiler.c
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@ -3485,24 +3485,14 @@ zink_shader_tcs_create(struct zink_screen *screen, struct zink_shader *vs, unsig
gl_TessLevelOuter->data.location = VARYING_SLOT_TESS_LEVEL_OUTER;
gl_TessLevelOuter->data.patch = 1;
/* hacks so we can size these right for now */
struct glsl_struct_field *fields = rzalloc_array(nir, struct glsl_struct_field, 3);
/* just use a single blob for padding here because it's easier */
fields[0].type = glsl_array_type(glsl_uint_type(), offsetof(struct zink_gfx_push_constant, default_inner_level) / 4, 0);
fields[0].name = ralloc_asprintf(nir, "padding");
fields[0].offset = 0;
fields[1].type = glsl_array_type(glsl_uint_type(), 2, 0);
fields[1].name = ralloc_asprintf(nir, "gl_TessLevelInner");
fields[1].offset = offsetof(struct zink_gfx_push_constant, default_inner_level);
fields[2].type = glsl_array_type(glsl_uint_type(), 4, 0);
fields[2].name = ralloc_asprintf(nir, "gl_TessLevelOuter");
fields[2].offset = offsetof(struct zink_gfx_push_constant, default_outer_level);
nir_variable *pushconst = nir_variable_create(nir, nir_var_mem_push_const,
glsl_struct_type(fields, 3, "struct", false), "pushconst");
pushconst->data.location = VARYING_SLOT_VAR0;
create_gfx_pushconst(nir);
nir_ssa_def *load_inner = nir_load_push_constant(&b, 2, 32, nir_imm_int(&b, 1), .base = 1, .range = 8);
nir_ssa_def *load_outer = nir_load_push_constant(&b, 4, 32, nir_imm_int(&b, 2), .base = 2, .range = 16);
nir_ssa_def *load_inner = nir_load_push_constant(&b, 2, 32,
nir_imm_int(&b, ZINK_GFX_PUSHCONST_DEFAULT_INNER_LEVEL),
.base = 1, .range = 8);
nir_ssa_def *load_outer = nir_load_push_constant(&b, 4, 32,
nir_imm_int(&b, ZINK_GFX_PUSHCONST_DEFAULT_OUTER_LEVEL),
.base = 2, .range = 16);
for (unsigned i = 0; i < 2; i++) {
nir_deref_instr *store_idx = nir_build_deref_array_imm(&b, nir_build_deref_var(&b, gl_TessLevelInner), i);