#ifndef AC_SHADER_ABI_H
#define AC_SHADER_ABI_H
-#include <llvm-c/Core.h>
-#include <assert.h>
#include "ac_shader_args.h"
-
#include "compiler/shader_enums.h"
+#include <llvm-c/Core.h>
+
+#include <assert.h>
struct nir_variable;
#define AC_MAX_INLINE_PUSH_CONSTS 8
-enum ac_descriptor_type {
- AC_DESC_IMAGE,
- AC_DESC_FMASK,
- AC_DESC_SAMPLER,
- AC_DESC_BUFFER,
- AC_DESC_PLANE_0,
- AC_DESC_PLANE_1,
- AC_DESC_PLANE_2,
+enum ac_descriptor_type
+{
+ AC_DESC_IMAGE,
+ AC_DESC_FMASK,
+ AC_DESC_SAMPLER,
+ AC_DESC_BUFFER,
+ AC_DESC_PLANE_0,
+ AC_DESC_PLANE_1,
+ AC_DESC_PLANE_2,
};
/* Document the shader ABI during compilation. This is what allows radeonsi and
* radv to share a compiler backend.
*/
struct ac_shader_abi {
- LLVMValueRef outputs[AC_LLVM_MAX_OUTPUTS * 4];
-
- /* These input registers sometimes need to be fixed up. */
- LLVMValueRef vertex_id;
- LLVMValueRef instance_id;
- LLVMValueRef persp_centroid, linear_centroid;
- LLVMValueRef color0, color1;
- LLVMValueRef user_data;
-
- /* For VS and PS: pre-loaded shader inputs.
- *
- * Currently only used for NIR shaders; indexed by variables'
- * driver_location.
- */
- LLVMValueRef *inputs;
-
- /* Varying -> attribute number mapping. Also NIR-only */
- unsigned fs_input_attr_indices[MAX_VARYING];
-
- void (*emit_outputs)(struct ac_shader_abi *abi,
- unsigned max_outputs,
- LLVMValueRef *addrs);
-
- void (*emit_vertex)(struct ac_shader_abi *abi,
- unsigned stream,
- LLVMValueRef *addrs);
-
- void (*emit_primitive)(struct ac_shader_abi *abi,
- unsigned stream);
-
- void (*emit_vertex_with_counter)(struct ac_shader_abi *abi,
- unsigned stream,
- LLVMValueRef vertexidx,
- LLVMValueRef *addrs);
-
- LLVMValueRef (*load_inputs)(struct ac_shader_abi *abi,
- unsigned location,
- unsigned driver_location,
- unsigned component,
- unsigned num_components,
- unsigned vertex_index,
- unsigned const_index,
- LLVMTypeRef type);
-
- LLVMValueRef (*load_tess_varyings)(struct ac_shader_abi *abi,
- LLVMTypeRef type,
- LLVMValueRef vertex_index,
- LLVMValueRef param_index,
- unsigned const_index,
- unsigned location,
- unsigned driver_location,
- unsigned component,
- unsigned num_components,
- bool is_patch,
- bool is_compact,
- bool load_inputs);
-
- void (*store_tcs_outputs)(struct ac_shader_abi *abi,
- const struct nir_variable *var,
- LLVMValueRef vertex_index,
- LLVMValueRef param_index,
- unsigned const_index,
- LLVMValueRef src,
- unsigned writemask,
- unsigned component,
- unsigned driver_location);
-
- LLVMValueRef (*load_tess_coord)(struct ac_shader_abi *abi);
-
- LLVMValueRef (*load_patch_vertices_in)(struct ac_shader_abi *abi);
-
- LLVMValueRef (*load_tess_level)(struct ac_shader_abi *abi,
- unsigned varying_id,
- bool load_default_state);
-
-
- LLVMValueRef (*load_ubo)(struct ac_shader_abi *abi, LLVMValueRef index);
-
- /**
- * Load the descriptor for the given buffer.
- *
- * \param buffer the buffer as presented in NIR: this is the descriptor
- * in Vulkan, and the buffer index in OpenGL/Gallium
- * \param write whether buffer contents will be written
- */
- LLVMValueRef (*load_ssbo)(struct ac_shader_abi *abi,
- LLVMValueRef buffer, bool write);
-
- /**
- * Load a descriptor associated to a sampler.
- *
- * \param descriptor_set the descriptor set index (only for Vulkan)
- * \param base_index the base index of the sampler variable
- * \param constant_index constant part of an array index (or 0, if the
- * sampler variable is not an array)
- * \param index non-constant part of an array index (may be NULL)
- * \param desc_type the type of descriptor to load
- * \param image whether the descriptor is loaded for an image operation
- */
- LLVMValueRef (*load_sampler_desc)(struct ac_shader_abi *abi,
- unsigned descriptor_set,
- unsigned base_index,
- unsigned constant_index,
- LLVMValueRef index,
- enum ac_descriptor_type desc_type,
- bool image, bool write,
- bool bindless);
-
- /**
- * Load a Vulkan-specific resource.
- *
- * \param index resource index
- * \param desc_set descriptor set
- * \param binding descriptor set binding
- */
- LLVMValueRef (*load_resource)(struct ac_shader_abi *abi,
- LLVMValueRef index,
- unsigned desc_set,
- unsigned binding);
-
- LLVMValueRef (*load_sample_position)(struct ac_shader_abi *abi,
- LLVMValueRef sample_id);
-
- LLVMValueRef (*load_local_group_size)(struct ac_shader_abi *abi);
-
- LLVMValueRef (*load_sample_mask_in)(struct ac_shader_abi *abi);
-
- LLVMValueRef (*load_base_vertex)(struct ac_shader_abi *abi);
-
- LLVMValueRef (*emit_fbfetch)(struct ac_shader_abi *abi);
-
- /* Whether to clamp the shadow reference value to [0,1]on GFX8. Radeonsi currently
- * uses it due to promoting D16 to D32, but radv needs it off. */
- bool clamp_shadow_reference;
- bool interp_at_sample_force_center;
-
- /* Whether bounds checks are required */
- bool robust_buffer_access;
-
- /* Check for Inf interpolation coeff */
- bool kill_ps_if_inf_interp;
-
- /* Whether undef values must be converted to zero */
- bool convert_undef_to_zero;
-
- /* Clamp div by 0 (so it won't produce NaN) */
- bool clamp_div_by_zero;
+ LLVMValueRef outputs[AC_LLVM_MAX_OUTPUTS * 4];
+
+ /* These input registers sometimes need to be fixed up. */
+ LLVMValueRef vertex_id;
+ LLVMValueRef instance_id;
+ LLVMValueRef persp_centroid, linear_centroid;
+ LLVMValueRef color0, color1;
+ LLVMValueRef user_data;
+
+ /* For VS and PS: pre-loaded shader inputs.
+ *
+ * Currently only used for NIR shaders; indexed by variables'
+ * driver_location.
+ */
+ LLVMValueRef *inputs;
+
+ /* Varying -> attribute number mapping. Also NIR-only */
+ unsigned fs_input_attr_indices[MAX_VARYING];
+
+ void (*emit_outputs)(struct ac_shader_abi *abi, unsigned max_outputs, LLVMValueRef *addrs);
+
+ void (*emit_vertex)(struct ac_shader_abi *abi, unsigned stream, LLVMValueRef *addrs);
+
+ void (*emit_primitive)(struct ac_shader_abi *abi, unsigned stream);
+
+ void (*emit_vertex_with_counter)(struct ac_shader_abi *abi, unsigned stream,
+ LLVMValueRef vertexidx, LLVMValueRef *addrs);
+
+ LLVMValueRef (*load_inputs)(struct ac_shader_abi *abi, unsigned location,
+ unsigned driver_location, unsigned component,
+ unsigned num_components, unsigned vertex_index, unsigned const_index,
+ LLVMTypeRef type);
+
+ LLVMValueRef (*load_tess_varyings)(struct ac_shader_abi *abi, LLVMTypeRef type,
+ LLVMValueRef vertex_index, LLVMValueRef param_index,
+ unsigned const_index, unsigned location,
+ unsigned driver_location, unsigned component,
+ unsigned num_components, bool is_patch, bool is_compact,
+ bool load_inputs);
+
+ void (*store_tcs_outputs)(struct ac_shader_abi *abi, const struct nir_variable *var,
+ LLVMValueRef vertex_index, LLVMValueRef param_index,
+ unsigned const_index, LLVMValueRef src, unsigned writemask,
+ unsigned component, unsigned driver_location);
+
+ LLVMValueRef (*load_tess_coord)(struct ac_shader_abi *abi);
+
+ LLVMValueRef (*load_patch_vertices_in)(struct ac_shader_abi *abi);
+
+ LLVMValueRef (*load_tess_level)(struct ac_shader_abi *abi, unsigned varying_id,
+ bool load_default_state);
+
+ LLVMValueRef (*load_ubo)(struct ac_shader_abi *abi, LLVMValueRef index);
+
+ /**
+ * Load the descriptor for the given buffer.
+ *
+ * \param buffer the buffer as presented in NIR: this is the descriptor
+ * in Vulkan, and the buffer index in OpenGL/Gallium
+ * \param write whether buffer contents will be written
+ */
+ LLVMValueRef (*load_ssbo)(struct ac_shader_abi *abi, LLVMValueRef buffer, bool write);
+
+ /**
+ * Load a descriptor associated to a sampler.
+ *
+ * \param descriptor_set the descriptor set index (only for Vulkan)
+ * \param base_index the base index of the sampler variable
+ * \param constant_index constant part of an array index (or 0, if the
+ * sampler variable is not an array)
+ * \param index non-constant part of an array index (may be NULL)
+ * \param desc_type the type of descriptor to load
+ * \param image whether the descriptor is loaded for an image operation
+ */
+ LLVMValueRef (*load_sampler_desc)(struct ac_shader_abi *abi, unsigned descriptor_set,
+ unsigned base_index, unsigned constant_index,
+ LLVMValueRef index, enum ac_descriptor_type desc_type,
+ bool image, bool write, bool bindless);
+
+ /**
+ * Load a Vulkan-specific resource.
+ *
+ * \param index resource index
+ * \param desc_set descriptor set
+ * \param binding descriptor set binding
+ */
+ LLVMValueRef (*load_resource)(struct ac_shader_abi *abi, LLVMValueRef index, unsigned desc_set,
+ unsigned binding);
+
+ LLVMValueRef (*load_sample_position)(struct ac_shader_abi *abi, LLVMValueRef sample_id);
+
+ LLVMValueRef (*load_local_group_size)(struct ac_shader_abi *abi);
+
+ LLVMValueRef (*load_sample_mask_in)(struct ac_shader_abi *abi);
+
+ LLVMValueRef (*load_base_vertex)(struct ac_shader_abi *abi);
+
+ LLVMValueRef (*emit_fbfetch)(struct ac_shader_abi *abi);
+
+ /* Whether to clamp the shadow reference value to [0,1]on GFX8. Radeonsi currently
+ * uses it due to promoting D16 to D32, but radv needs it off. */
+ bool clamp_shadow_reference;
+ bool interp_at_sample_force_center;
+
+ /* Whether bounds checks are required */
+ bool robust_buffer_access;
+
+ /* Check for Inf interpolation coeff */
+ bool kill_ps_if_inf_interp;
+
+ /* Whether undef values must be converted to zero */
+ bool convert_undef_to_zero;
+
+ /* Clamp div by 0 (so it won't produce NaN) */
+ bool clamp_div_by_zero;
};
#endif /* AC_SHADER_ABI_H */
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