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/*
* Copyright 2016 Bas Nieuwenhuizen
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
*/
#ifndef AC_LLVM_BUILD_H
#define AC_LLVM_BUILD_H
#include <stdbool.h>
#include <llvm-c/TargetMachine.h>
#ifdef __cplusplus
extern "C" {
#endif
struct ac_llvm_context {
LLVMContextRef context;
LLVMModuleRef module;
LLVMBuilderRef builder;
LLVMTypeRef voidt;
LLVMTypeRef i1;
LLVMTypeRef i8;
LLVMTypeRef i32;
LLVMTypeRef f32;
LLVMTypeRef v4i32;
LLVMTypeRef v4f32;
LLVMTypeRef v16i8;
unsigned range_md_kind;
unsigned invariant_load_md_kind;
unsigned uniform_md_kind;
unsigned fpmath_md_kind;
LLVMValueRef fpmath_md_2p5_ulp;
LLVMValueRef empty_md;
};
void
ac_llvm_context_init(struct ac_llvm_context *ctx, LLVMContextRef context);
LLVMValueRef
ac_emit_llvm_intrinsic(struct ac_llvm_context *ctx, const char *name,
LLVMTypeRef return_type, LLVMValueRef *params,
unsigned param_count, unsigned attrib_mask);
void ac_build_type_name_for_intr(LLVMTypeRef type, char *buf, unsigned bufsize);
LLVMValueRef
ac_build_gather_values_extended(struct ac_llvm_context *ctx,
LLVMValueRef *values,
unsigned value_count,
unsigned value_stride,
bool load);
LLVMValueRef
ac_build_gather_values(struct ac_llvm_context *ctx,
LLVMValueRef *values,
unsigned value_count);
LLVMValueRef
ac_emit_fdiv(struct ac_llvm_context *ctx,
LLVMValueRef num,
LLVMValueRef den);
void
ac_prepare_cube_coords(struct ac_llvm_context *ctx,
bool is_deriv, bool is_array,
LLVMValueRef *coords_arg,
LLVMValueRef *derivs_arg);
LLVMValueRef
ac_build_fs_interp(struct ac_llvm_context *ctx,
LLVMValueRef llvm_chan,
LLVMValueRef attr_number,
LLVMValueRef params,
LLVMValueRef i,
LLVMValueRef j);
LLVMValueRef
ac_build_fs_interp_mov(struct ac_llvm_context *ctx,
LLVMValueRef parameter,
LLVMValueRef llvm_chan,
LLVMValueRef attr_number,
LLVMValueRef params);
LLVMValueRef
ac_build_gep0(struct ac_llvm_context *ctx,
LLVMValueRef base_ptr,
LLVMValueRef index);
void
ac_build_indexed_store(struct ac_llvm_context *ctx,
LLVMValueRef base_ptr, LLVMValueRef index,
LLVMValueRef value);
LLVMValueRef
ac_build_indexed_load(struct ac_llvm_context *ctx,
LLVMValueRef base_ptr, LLVMValueRef index,
bool uniform);
LLVMValueRef
ac_build_indexed_load_const(struct ac_llvm_context *ctx,
LLVMValueRef base_ptr, LLVMValueRef index);
void
ac_build_tbuffer_store_dwords(struct ac_llvm_context *ctx,
LLVMValueRef rsrc,
LLVMValueRef vdata,
unsigned num_channels,
LLVMValueRef vaddr,
LLVMValueRef soffset,
unsigned inst_offset);
void
ac_build_tbuffer_store(struct ac_llvm_context *ctx,
LLVMValueRef rsrc,
LLVMValueRef vdata,
unsigned num_channels,
LLVMValueRef vaddr,
LLVMValueRef soffset,
unsigned inst_offset,
unsigned dfmt,
unsigned nfmt,
unsigned offen,
unsigned idxen,
unsigned glc,
unsigned slc,
unsigned tfe);
LLVMValueRef
ac_build_buffer_load(struct ac_llvm_context *ctx,
LLVMValueRef rsrc,
int num_channels,
LLVMValueRef vindex,
LLVMValueRef voffset,
LLVMValueRef soffset,
unsigned inst_offset,
unsigned glc,
unsigned slc,
bool readonly_memory);
LLVMValueRef
ac_get_thread_id(struct ac_llvm_context *ctx);
#define AC_TID_MASK_TOP_LEFT 0xfffffffc
#define AC_TID_MASK_TOP 0xfffffffd
#define AC_TID_MASK_LEFT 0xfffffffe
LLVMValueRef
ac_emit_ddxy(struct ac_llvm_context *ctx,
bool has_ds_bpermute,
uint32_t mask,
int idx,
LLVMValueRef lds,
LLVMValueRef val);
#define AC_SENDMSG_GS 2
#define AC_SENDMSG_GS_DONE 3
#define AC_SENDMSG_GS_OP_NOP (0 << 4)
#define AC_SENDMSG_GS_OP_CUT (1 << 4)
#define AC_SENDMSG_GS_OP_EMIT (2 << 4)
#define AC_SENDMSG_GS_OP_EMIT_CUT (3 << 4)
void ac_emit_sendmsg(struct ac_llvm_context *ctx,
uint32_t msg,
LLVMValueRef wave_id);
LLVMValueRef ac_emit_imsb(struct ac_llvm_context *ctx,
LLVMValueRef arg,
LLVMTypeRef dst_type);
LLVMValueRef ac_emit_umsb(struct ac_llvm_context *ctx,
LLVMValueRef arg,
LLVMTypeRef dst_type);
LLVMValueRef ac_emit_clamp(struct ac_llvm_context *ctx, LLVMValueRef value);
struct ac_export_args {
LLVMValueRef out[4];
unsigned target;
unsigned enabled_channels;
bool compr;
bool done;
bool valid_mask;
};
void ac_emit_export(struct ac_llvm_context *ctx, struct ac_export_args *a);
enum ac_image_opcode {
ac_image_sample,
ac_image_gather4,
ac_image_load,
ac_image_load_mip,
ac_image_get_lod,
ac_image_get_resinfo,
};
struct ac_image_args {
enum ac_image_opcode opcode;
bool level_zero;
bool bias;
bool lod;
bool deriv;
bool compare;
bool offset;
LLVMValueRef resource;
LLVMValueRef sampler;
LLVMValueRef addr;
unsigned dmask;
bool unorm;
bool da;
};
LLVMValueRef ac_emit_image_opcode(struct ac_llvm_context *ctx,
struct ac_image_args *a);
LLVMValueRef ac_emit_cvt_pkrtz_f16(struct ac_llvm_context *ctx,
LLVMValueRef args[2]);
#ifdef __cplusplus
}
#endif
#endif
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