Module: vkd3d Branch: master Commit: c41931c7508e0f2e6467db55319438ec2b24e16b URL: https://source.winehq.org/git/vkd3d.git/?a=commit;h=c41931c7508e0f2e6467db55...
Author: Conor McCarthy cmccarthy@codeweavers.com Date: Wed Nov 17 13:05:59 2021 +0100
vkd3d-shader/spirv: Handle arrayed builtin inputs.
Fixes invalid SPIR-V being generated in Monster Hunter: World. Based on vkd3d-proton patches by Hans-Kristian Arntzen and Philip Rebohle.
Signed-off-by: Conor McCarthy cmccarthy@codeweavers.com Signed-off-by: Henri Verbeet hverbeet@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
libs/vkd3d-shader/spirv.c | 27 +++++++++++++++++++++------ 1 file changed, 21 insertions(+), 6 deletions(-)
diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c index 8827c43..e1a7dd3 100644 --- a/libs/vkd3d-shader/spirv.c +++ b/libs/vkd3d-shader/spirv.c @@ -4416,6 +4416,13 @@ static bool needs_private_io_variable(const struct vkd3d_shader_signature *signa bool have_sysval = false; unsigned int i, count;
+ /* Always use private variables for arrayed builtins. These are generally + * scalars on the D3D side, so would need extra array indices when + * accessing them. It may be feasible to insert those indices at the point + * where the builtins are used, but it's not clear it's worth the effort. */ + if (builtin && (builtin->spirv_array_size || builtin->fixup_pfn)) + return true; + if (*component_count == VKD3D_VEC4_SIZE) return false;
@@ -4519,8 +4526,7 @@ static uint32_t vkd3d_dxbc_compiler_emit_input(struct vkd3d_dxbc_compiler *compi component_idx = vkd3d_write_mask_get_component_idx(signature_element->mask); }
- if (!(use_private_var = builtin && builtin->fixup_pfn) - && needs_private_io_variable(shader_signature, reg_idx, builtin, &input_component_count, &write_mask) + if (needs_private_io_variable(shader_signature, reg_idx, builtin, &input_component_count, &write_mask) && (compiler->shader_type != VKD3D_SHADER_TYPE_HULL || (reg->type != VKD3DSPR_INCONTROLPOINT && reg->type != VKD3DSPR_PATCHCONST))) use_private_var = true; @@ -4644,6 +4650,16 @@ static uint32_t vkd3d_dxbc_compiler_emit_input(struct vkd3d_dxbc_compiler *compi val_id = vkd3d_spirv_build_op_in_bounds_access_chain1(builder, ptr_type_id, input_id, index); dst_reg.idx[0].offset = i; } + else if (builtin && builtin->spirv_array_size) + { + /* The D3D builtin is not an array, but the SPIR-V builtin is, + * so we'll need to index into the SPIR-V builtin when loading + * it. This happens when reading TessLevel in domain shaders. */ + ptr_type_id = vkd3d_spirv_get_op_type_pointer(builder, SpvStorageClassInput, type_id); + index = vkd3d_dxbc_compiler_get_constant_uint(compiler, builtin->member_idx); + val_id = vkd3d_spirv_build_op_in_bounds_access_chain1(builder, ptr_type_id, input_id, index); + dst_reg.idx[0].offset = reg_idx + i; + } val_id = vkd3d_spirv_build_op_load(builder, type_id, val_id, SpvMemoryAccessMaskNone);
if (builtin && builtin->fixup_pfn) @@ -4947,11 +4963,11 @@ static void vkd3d_dxbc_compiler_emit_output(struct vkd3d_dxbc_compiler *compiler const struct vkd3d_spirv_builtin *builtin; const struct vkd3d_shader_phase *phase; struct vkd3d_symbol *symbol = NULL; + bool use_private_variable = false; struct vkd3d_symbol reg_symbol; SpvStorageClass storage_class; struct rb_entry *entry = NULL; unsigned int signature_idx; - bool use_private_variable; unsigned int write_mask; unsigned int array_size; bool is_patch_constant; @@ -4991,11 +5007,10 @@ static void vkd3d_dxbc_compiler_emit_output(struct vkd3d_dxbc_compiler *compiler
storage_class = SpvStorageClassOutput;
- if (!(use_private_variable = builtin && builtin->spirv_array_size) - && (get_shader_output_swizzle(compiler, signature_element->register_index) != VKD3D_SHADER_NO_SWIZZLE + if (get_shader_output_swizzle(compiler, signature_element->register_index) != VKD3D_SHADER_NO_SWIZZLE || needs_private_io_variable(shader_signature, signature_element->register_index, builtin, &output_component_count, &write_mask) - || is_patch_constant)) + || is_patch_constant) use_private_variable = true; else component_idx = vkd3d_write_mask_get_component_idx(write_mask);