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vkd3d-shader: Use offset buffer for bufinfo instruction. 

Signed-off-by: Philip Rebohle <philip.rebohle@tu-dortmund.de>
This commit is contained in:
Philip Rebohle 2020-10-22 16:45:49 +02:00
parent 1c35cee200
commit 1d64b5c4b1
1 changed files with 16 additions and 4 deletions
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20
libs/vkd3d-shader/spirv.c
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@ -9108,7 +9108,7 @@ static void vkd3d_dxbc_compiler_emit_bufinfo(struct vkd3d_dxbc_compiler *compile
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
const struct vkd3d_shader_dst_param *dst = instruction->dst;
const struct vkd3d_shader_src_param *src = instruction->src;
uint32_t type_id, val_id, stride_id;
uint32_t type_id, val_id, stride_id, bounds_id;
struct vkd3d_shader_image image;
uint32_t constituents[2];
unsigned int write_mask;
@ -9121,10 +9121,22 @@ static void vkd3d_dxbc_compiler_emit_bufinfo(struct vkd3d_dxbc_compiler *compile
if (image.ssbo)
{
if (src->reg.modifier == VKD3DSPRM_NONUNIFORM)
vkd3d_dxbc_compiler_decorate_nonuniform(compiler, image.id);
if (compiler->shader_interface.flags & VKD3D_SHADER_INTERFACE_SSBO_OFFSET_BUFFER)
{
const struct vkd3d_symbol *symbol = vkd3d_dxbc_compiler_find_resource(compiler, &src->reg);
bounds_id = vkd3d_dxbc_compiler_get_ssbo_bounds(compiler, &src->reg, symbol->info.resource.resource_binding);
val_id = vkd3d_spirv_build_op_array_length(builder, type_id, image.id, 0);
val_id = vkd3d_spirv_build_op_shift_right_logical(builder, type_id,
vkd3d_spirv_build_op_composite_extract1(builder, type_id, bounds_id, 1),
vkd3d_dxbc_compiler_get_constant_uint(compiler, 2));
}
else
{
if (src->reg.modifier == VKD3DSPRM_NONUNIFORM)
vkd3d_dxbc_compiler_decorate_nonuniform(compiler, image.id);
val_id = vkd3d_spirv_build_op_array_length(builder, type_id, image.id, 0);
}
}
else
val_id = vkd3d_spirv_build_op_image_query_size(builder, type_id, image.image_id);