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mesa/src/amd/llvm/ac_llvm_build.h

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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 "ac_llvm_util.h"
#include "ac_shader_abi.h"
#include "ac_shader_args.h"
#include "ac_shader_util.h"
#include "amd_family.h"
#include "compiler/nir/nir.h"
#include <llvm-c/Core.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
enum
{
AC_ADDR_SPACE_FLAT = 0, /* Slower than global. */
AC_ADDR_SPACE_GLOBAL = 1,
AC_ADDR_SPACE_GDS = 2,
AC_ADDR_SPACE_LDS = 3,
AC_ADDR_SPACE_CONST = 4, /* Global allowing SMEM. */
AC_ADDR_SPACE_CONST_32BIT = 6, /* same as CONST, but the pointer type has 32 bits */
};
#define AC_WAIT_LGKM (1 << 0) /* LDS, GDS, constant, message */
#define AC_WAIT_VLOAD (1 << 1) /* VMEM load/sample instructions */
#define AC_WAIT_VSTORE (1 << 2) /* VMEM store instructions */
#define AC_WAIT_EXP (1 << 3) /* EXP instructions */
struct ac_llvm_flow;
struct ac_llvm_compiler;
struct ac_llvm_flow_state {
struct ac_llvm_flow *stack;
unsigned depth_max;
unsigned depth;
};
struct ac_llvm_pointer {
union {
LLVMValueRef value;
LLVMValueRef v;
};
/* Doesn't support complex types (pointer to pointer to etc...),
* but this isn't a problem since there's no place where this
* would be required.
*/
union {
LLVMTypeRef pointee_type;
LLVMTypeRef t;
};
};
struct ac_llvm_context {
LLVMContextRef context;
LLVMModuleRef module;
LLVMBuilderRef builder;
struct ac_llvm_pointer main_function;
LLVMTypeRef voidt;
LLVMTypeRef i1;
LLVMTypeRef i8;
LLVMTypeRef i16;
LLVMTypeRef i32;
LLVMTypeRef i64;
LLVMTypeRef i128;
LLVMTypeRef intptr;
LLVMTypeRef f16;
LLVMTypeRef f32;
LLVMTypeRef f64;
LLVMTypeRef v4i8;
LLVMTypeRef v2i16;
LLVMTypeRef v4i16;
LLVMTypeRef v2f16;
LLVMTypeRef v4f16;
LLVMTypeRef v2i32;
LLVMTypeRef v3i32;
LLVMTypeRef v4i32;
LLVMTypeRef v2f32;
LLVMTypeRef v3f32;
LLVMTypeRef v4f32;
LLVMTypeRef v8i32;
LLVMTypeRef iN_wavemask;
LLVMTypeRef iN_ballotmask;
LLVMValueRef i8_0;
LLVMValueRef i8_1;
LLVMValueRef i16_0;
LLVMValueRef i16_1;
LLVMValueRef i32_0;
LLVMValueRef i32_1;
LLVMValueRef i64_0;
LLVMValueRef i64_1;
LLVMValueRef i128_0;
LLVMValueRef i128_1;
LLVMValueRef f16_0;
LLVMValueRef f16_1;
LLVMValueRef f32_0;
LLVMValueRef f32_1;
LLVMValueRef f64_0;
LLVMValueRef f64_1;
LLVMValueRef i1true;
LLVMValueRef i1false;
/* Temporary helper to implement demote_to_helper:
* True = live lanes
* False = demoted lanes
*/
LLVMValueRef postponed_kill;
bool conditional_demote_seen;
/* Since ac_nir_translate makes a local copy of ac_llvm_context, there
* are two ac_llvm_contexts. Declare a pointer here, so that the control
* flow stack is shared by both ac_llvm_contexts.
*/
struct ac_llvm_flow_state *flow;
unsigned range_md_kind;
unsigned invariant_load_md_kind;
unsigned uniform_md_kind;
LLVMValueRef empty_md;
enum amd_gfx_level gfx_level;
enum radeon_family family;
bool has_3d_cube_border_color_mipmap;
unsigned wave_size;
unsigned ballot_mask_bits;
unsigned float_mode;
bool exports_color_null;
bool exports_mrtz;
struct ac_llvm_pointer lds;
LLVMValueRef ring_offsets;
int ring_offsets_index;
};
void ac_llvm_context_init(struct ac_llvm_context *ctx, struct ac_llvm_compiler *compiler,
enum amd_gfx_level gfx_level, enum radeon_family family,
bool has_3d_cube_border_color_mipmap,
enum ac_float_mode float_mode, unsigned wave_size,
unsigned ballot_mask_bits, bool exports_color_null, bool exports_mrtz);
void ac_llvm_context_dispose(struct ac_llvm_context *ctx);
int ac_get_llvm_num_components(LLVMValueRef value);
int ac_get_elem_bits(struct ac_llvm_context *ctx, LLVMTypeRef type);
LLVMValueRef ac_llvm_extract_elem(struct ac_llvm_context *ac, LLVMValueRef value, int index);
unsigned ac_get_type_size(LLVMTypeRef type);
LLVMTypeRef ac_to_integer_type(struct ac_llvm_context *ctx, LLVMTypeRef t);
LLVMValueRef ac_to_integer(struct ac_llvm_context *ctx, LLVMValueRef v);
LLVMValueRef ac_to_integer_or_pointer(struct ac_llvm_context *ctx, LLVMValueRef v);
LLVMTypeRef ac_to_float_type(struct ac_llvm_context *ctx, LLVMTypeRef t);
LLVMValueRef ac_to_float(struct ac_llvm_context *ctx, LLVMValueRef v);
LLVMValueRef ac_build_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_phi(struct ac_llvm_context *ctx, LLVMTypeRef type, unsigned count_incoming,
LLVMValueRef *values, LLVMBasicBlockRef *blocks);
void ac_build_s_barrier(struct ac_llvm_context *ctx, gl_shader_stage stage);
void ac_build_optimization_barrier(struct ac_llvm_context *ctx, LLVMValueRef *pgpr, bool sgpr);
LLVMValueRef ac_build_shader_clock(struct ac_llvm_context *ctx, nir_scope scope);
LLVMValueRef ac_build_ballot(struct ac_llvm_context *ctx, LLVMValueRef value);
LLVMValueRef ac_get_i1_sgpr_mask(struct ac_llvm_context *ctx, LLVMValueRef value);
LLVMValueRef ac_build_vote_all(struct ac_llvm_context *ctx, LLVMValueRef value);
LLVMValueRef ac_build_vote_any(struct ac_llvm_context *ctx, LLVMValueRef value);
LLVMValueRef ac_build_vote_eq(struct ac_llvm_context *ctx, LLVMValueRef value);
LLVMValueRef ac_build_varying_gather_values(struct ac_llvm_context *ctx, LLVMValueRef *values,
unsigned value_count, unsigned component);
LLVMValueRef ac_build_gather_values_extended(struct ac_llvm_context *ctx, LLVMValueRef *values,
unsigned value_count, unsigned value_stride,
bool always_vector);
LLVMValueRef ac_build_gather_values(struct ac_llvm_context *ctx, LLVMValueRef *values,
unsigned value_count);
LLVMValueRef ac_build_concat(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_extract_components(struct ac_llvm_context *ctx, LLVMValueRef value, unsigned start,
unsigned channels);
LLVMValueRef ac_build_expand(struct ac_llvm_context *ctx, LLVMValueRef value,
unsigned src_channels, unsigned dst_channels);
LLVMValueRef ac_build_expand_to_vec4(struct ac_llvm_context *ctx, LLVMValueRef value,
unsigned num_channels);
LLVMValueRef ac_build_round(struct ac_llvm_context *ctx, LLVMValueRef value);
LLVMValueRef ac_build_fdiv(struct ac_llvm_context *ctx, LLVMValueRef num, LLVMValueRef den);
LLVMValueRef ac_build_fast_udiv(struct ac_llvm_context *ctx, LLVMValueRef num,
LLVMValueRef multiplier, LLVMValueRef pre_shift,
LLVMValueRef post_shift, LLVMValueRef increment);
LLVMValueRef ac_build_fast_udiv_nuw(struct ac_llvm_context *ctx, LLVMValueRef num,
LLVMValueRef multiplier, LLVMValueRef pre_shift,
LLVMValueRef post_shift, LLVMValueRef increment);
LLVMValueRef ac_build_fast_udiv_u31_d_not_one(struct ac_llvm_context *ctx, LLVMValueRef num,
LLVMValueRef multiplier, LLVMValueRef post_shift);
void ac_prepare_cube_coords(struct ac_llvm_context *ctx, bool is_deriv, bool is_array, bool is_lod,
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_f16(struct ac_llvm_context *ctx, LLVMValueRef llvm_chan,
LLVMValueRef attr_number, LLVMValueRef params, LLVMValueRef i,
LLVMValueRef j, bool high_16bits);
LLVMValueRef ac_build_fs_interp_mov(struct ac_llvm_context *ctx, unsigned parameter,
LLVMValueRef llvm_chan, LLVMValueRef attr_number,
LLVMValueRef params);
LLVMValueRef ac_build_gep_ptr(struct ac_llvm_context *ctx, LLVMTypeRef type, LLVMValueRef base_ptr,
LLVMValueRef index);
LLVMValueRef ac_build_pointer_add(struct ac_llvm_context *ctx, LLVMTypeRef type, LLVMValueRef ptr,
LLVMValueRef index);
LLVMTypeRef ac_build_gep0_type(LLVMTypeRef pointee_type, LLVMValueRef index);
LLVMValueRef ac_build_gep0(struct ac_llvm_context *ctx, struct ac_llvm_pointer ptr, LLVMValueRef index);
void ac_build_indexed_store(struct ac_llvm_context *ctx, struct ac_llvm_pointer ptr, LLVMValueRef index,
LLVMValueRef value);
LLVMValueRef ac_build_load(struct ac_llvm_context *ctx, struct ac_llvm_pointer ptr, LLVMValueRef index);
LLVMValueRef ac_build_load_invariant(struct ac_llvm_context *ctx, struct ac_llvm_pointer ptr,
LLVMValueRef index);
LLVMValueRef ac_build_load_to_sgpr(struct ac_llvm_context *ctx, struct ac_llvm_pointer ptr,
LLVMValueRef index);
LLVMValueRef ac_build_load_to_sgpr_uint_wraparound(struct ac_llvm_context *ctx, struct ac_llvm_pointer ptr,
LLVMValueRef index);
void ac_build_buffer_store_dword(struct ac_llvm_context *ctx, LLVMValueRef rsrc, LLVMValueRef vdata,
LLVMValueRef vindex, LLVMValueRef voffset, LLVMValueRef soffset,
unsigned cache_policy);
void ac_build_buffer_store_format(struct ac_llvm_context *ctx, LLVMValueRef rsrc, LLVMValueRef data,
LLVMValueRef vindex, LLVMValueRef voffset, unsigned cache_policy);
LLVMValueRef ac_build_buffer_load(struct ac_llvm_context *ctx, LLVMValueRef rsrc, int num_channels,
LLVMValueRef vindex, LLVMValueRef voffset, LLVMValueRef soffset,
LLVMTypeRef channel_type, unsigned cache_policy,
bool can_speculate, bool allow_smem);
LLVMValueRef ac_build_buffer_load_format(struct ac_llvm_context *ctx, LLVMValueRef rsrc,
LLVMValueRef vindex, LLVMValueRef voffset,
unsigned num_channels, unsigned cache_policy,
bool can_speculate, bool d16, bool tfe);
LLVMValueRef ac_build_buffer_load_short(struct ac_llvm_context *ctx, LLVMValueRef rsrc,
LLVMValueRef voffset, LLVMValueRef soffset,
unsigned cache_policy);
LLVMValueRef ac_build_buffer_load_byte(struct ac_llvm_context *ctx, LLVMValueRef rsrc,
LLVMValueRef voffset, LLVMValueRef soffset,
unsigned cache_policy);
LLVMValueRef ac_build_safe_tbuffer_load(struct ac_llvm_context *ctx, LLVMValueRef rsrc,
LLVMValueRef vindex, LLVMValueRef voffset,
LLVMValueRef soffset, LLVMTypeRef channel_type,
const struct ac_vtx_format_info *vtx_info,
unsigned const_offset,
unsigned align_offset,
unsigned align_mul,
unsigned num_channels,
unsigned cache_policy,
bool can_speculate);
void ac_build_buffer_store_short(struct ac_llvm_context *ctx, LLVMValueRef rsrc,
LLVMValueRef vdata, LLVMValueRef voffset, LLVMValueRef soffset,
unsigned cache_policy);
void ac_build_buffer_store_byte(struct ac_llvm_context *ctx, LLVMValueRef rsrc, LLVMValueRef vdata,
LLVMValueRef voffset, LLVMValueRef soffset, unsigned cache_policy);
void ac_set_range_metadata(struct ac_llvm_context *ctx, LLVMValueRef value, unsigned lo,
unsigned hi);
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_build_ddxy(struct ac_llvm_context *ctx, uint32_t mask, int idx, LLVMValueRef val);
#define AC_SENDMSG_GS 2
#define AC_SENDMSG_GS_DONE 3
#define AC_SENDMSG_GS_ALLOC_REQ 9
#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_build_sendmsg(struct ac_llvm_context *ctx, uint32_t msg, LLVMValueRef wave_id);
LLVMValueRef ac_build_imsb(struct ac_llvm_context *ctx, LLVMValueRef arg, LLVMTypeRef dst_type);
LLVMValueRef ac_build_umsb(struct ac_llvm_context *ctx, LLVMValueRef arg, LLVMTypeRef dst_type,
bool rev);
LLVMValueRef ac_build_fmin(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_build_fmax(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_build_imin(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_build_imax(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_build_umin(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_build_umax(struct ac_llvm_context *ctx, LLVMValueRef a, LLVMValueRef b);
LLVMValueRef ac_build_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_build_export(struct ac_llvm_context *ctx, struct ac_export_args *a);
void ac_build_export_null(struct ac_llvm_context *ctx, bool uses_discard);
enum ac_image_opcode
{
ac_image_sample,
ac_image_gather4,
ac_image_load,
ac_image_load_mip,
ac_image_store,
ac_image_store_mip,
ac_image_get_lod,
ac_image_get_resinfo,
ac_image_atomic,
ac_image_atomic_cmpswap,
};
enum ac_atomic_op
{
ac_atomic_swap,
ac_atomic_add,
ac_atomic_sub,
ac_atomic_smin,
ac_atomic_umin,
ac_atomic_smax,
ac_atomic_umax,
ac_atomic_and,
ac_atomic_or,
ac_atomic_xor,
ac_atomic_inc_wrap,
ac_atomic_dec_wrap,
ac_atomic_fmin,
ac_atomic_fmax,
};
/* These cache policy bits match the definitions used by the LLVM intrinsics. */
enum ac_image_cache_policy
{
ac_glc = 1 << 0, /* per-CU cache control */
ac_slc = 1 << 1, /* global L2 cache control */
ac_dlc = 1 << 2, /* per-shader-array cache control */
ac_swizzled = 1 << 3, /* the access is swizzled, disabling load/store merging */
};
struct ac_image_args {
enum ac_image_opcode opcode;
enum ac_atomic_op atomic; /* for the ac_image_atomic opcode */
enum ac_image_dim dim;
unsigned dmask : 4;
unsigned cache_policy : 3;
bool unorm : 1;
bool level_zero : 1;
bool d16 : 1; /* GFX8+: data and return values are 16-bit */
bool a16 : 1; /* GFX9+: address components except compare, offset and bias are 16-bit */
bool g16 : 1; /* GFX10+: derivatives are 16-bit; GFX<=9: must be equal to a16 */
bool tfe : 1;
unsigned attributes; /* additional call-site specific AC_FUNC_ATTRs */
LLVMValueRef resource;
LLVMValueRef sampler;
LLVMValueRef data[2]; /* data[0] is source data (vector); data[1] is cmp for cmpswap */
LLVMValueRef offset;
LLVMValueRef bias;
LLVMValueRef compare;
LLVMValueRef derivs[6];
LLVMValueRef coords[4];
LLVMValueRef lod; // also used by ac_image_get_resinfo
LLVMValueRef min_lod;
};
LLVMValueRef ac_build_image_opcode(struct ac_llvm_context *ctx, struct ac_image_args *a);
LLVMValueRef ac_build_image_get_sample_count(struct ac_llvm_context *ctx, LLVMValueRef rsrc);
LLVMValueRef ac_build_cvt_pkrtz_f16(struct ac_llvm_context *ctx, LLVMValueRef args[2]);
LLVMValueRef ac_build_cvt_pknorm_i16(struct ac_llvm_context *ctx, LLVMValueRef args[2]);
LLVMValueRef ac_build_cvt_pknorm_u16(struct ac_llvm_context *ctx, LLVMValueRef args[2]);
LLVMValueRef ac_build_cvt_pknorm_i16_f16(struct ac_llvm_context *ctx, LLVMValueRef args[2]);
LLVMValueRef ac_build_cvt_pknorm_u16_f16(struct ac_llvm_context *ctx, LLVMValueRef args[2]);
LLVMValueRef ac_build_cvt_pk_i16(struct ac_llvm_context *ctx, LLVMValueRef args[2], unsigned bits,
bool hi);
LLVMValueRef ac_build_cvt_pk_u16(struct ac_llvm_context *ctx, LLVMValueRef args[2], unsigned bits,
bool hi);
LLVMValueRef ac_build_wqm_vote(struct ac_llvm_context *ctx, LLVMValueRef i1);
void ac_build_kill_if_false(struct ac_llvm_context *ctx, LLVMValueRef i1);
LLVMValueRef ac_build_bfe(struct ac_llvm_context *ctx, LLVMValueRef input, LLVMValueRef offset,
LLVMValueRef width, bool is_signed);
LLVMValueRef ac_build_imad(struct ac_llvm_context *ctx, LLVMValueRef s0, LLVMValueRef s1,
LLVMValueRef s2);
LLVMValueRef ac_build_fmad(struct ac_llvm_context *ctx, LLVMValueRef s0, LLVMValueRef s1,
LLVMValueRef s2);
void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned wait_flags);
LLVMValueRef ac_build_fract(struct ac_llvm_context *ctx, LLVMValueRef src0, unsigned bitsize);
LLVMValueRef ac_const_uint_vec(struct ac_llvm_context *ctx, LLVMTypeRef type, uint64_t value);
LLVMValueRef ac_build_isign(struct ac_llvm_context *ctx, LLVMValueRef src0);
LLVMValueRef ac_build_fsign(struct ac_llvm_context *ctx, LLVMValueRef src);
LLVMValueRef ac_build_bit_count(struct ac_llvm_context *ctx, LLVMValueRef src0);
LLVMValueRef ac_build_fsat(struct ac_llvm_context *ctx, LLVMValueRef src,
LLVMTypeRef type);
LLVMValueRef ac_build_bitfield_reverse(struct ac_llvm_context *ctx, LLVMValueRef src0);
LLVMValueRef ac_build_sudot_4x8(struct ac_llvm_context *ctx, LLVMValueRef s0, LLVMValueRef s1,
LLVMValueRef s2, bool clamp, unsigned neg_lo);
void ac_init_exec_full_mask(struct ac_llvm_context *ctx);
void ac_declare_lds_as_pointer(struct ac_llvm_context *ac);
LLVMValueRef ac_lds_load(struct ac_llvm_context *ctx, LLVMValueRef dw_addr);
void ac_lds_store(struct ac_llvm_context *ctx, LLVMValueRef dw_addr, LLVMValueRef value);
LLVMValueRef ac_find_lsb(struct ac_llvm_context *ctx, LLVMTypeRef dst_type, LLVMValueRef src0);
LLVMTypeRef ac_array_in_const_addr_space(LLVMTypeRef elem_type);
LLVMTypeRef ac_array_in_const32_addr_space(LLVMTypeRef elem_type);
void ac_build_bgnloop(struct ac_llvm_context *ctx, int lable_id);
void ac_build_break(struct ac_llvm_context *ctx);
void ac_build_continue(struct ac_llvm_context *ctx);
void ac_build_else(struct ac_llvm_context *ctx, int lable_id);
void ac_build_endif(struct ac_llvm_context *ctx, int lable_id);
void ac_build_endloop(struct ac_llvm_context *ctx, int lable_id);
void ac_build_ifcc(struct ac_llvm_context *ctx, LLVMValueRef cond, int label_id);
LLVMValueRef ac_build_alloca(struct ac_llvm_context *ac, LLVMTypeRef type, const char *name);
LLVMValueRef ac_build_alloca_undef(struct ac_llvm_context *ac, LLVMTypeRef type, const char *name);
LLVMValueRef ac_build_alloca_init(struct ac_llvm_context *ac, LLVMValueRef val, const char *name);
LLVMValueRef ac_cast_ptr(struct ac_llvm_context *ctx, LLVMValueRef ptr, LLVMTypeRef type);
LLVMValueRef ac_trim_vector(struct ac_llvm_context *ctx, LLVMValueRef value, unsigned count);
LLVMValueRef ac_unpack_param(struct ac_llvm_context *ctx, LLVMValueRef param, unsigned rshift,
unsigned bitwidth);
LLVMValueRef ac_build_ds_swizzle(struct ac_llvm_context *ctx, LLVMValueRef src, unsigned mask);
LLVMValueRef ac_build_readlane_no_opt_barrier(struct ac_llvm_context *ctx, LLVMValueRef src,
LLVMValueRef lane);
LLVMValueRef ac_build_readlane(struct ac_llvm_context *ctx, LLVMValueRef src, LLVMValueRef lane);
LLVMValueRef ac_build_writelane(struct ac_llvm_context *ctx, LLVMValueRef src, LLVMValueRef value,
LLVMValueRef lane);
LLVMValueRef ac_build_mbcnt_add(struct ac_llvm_context *ctx, LLVMValueRef mask, LLVMValueRef add_src);
LLVMValueRef ac_build_mbcnt(struct ac_llvm_context *ctx, LLVMValueRef mask);
LLVMValueRef ac_build_inclusive_scan(struct ac_llvm_context *ctx, LLVMValueRef src, nir_op op);
LLVMValueRef ac_build_exclusive_scan(struct ac_llvm_context *ctx, LLVMValueRef src, nir_op op);
LLVMValueRef ac_build_reduce(struct ac_llvm_context *ctx, LLVMValueRef src, nir_op op,
unsigned cluster_size);
LLVMValueRef ac_build_quad_swizzle(struct ac_llvm_context *ctx, LLVMValueRef src, unsigned lane0,
unsigned lane1, unsigned lane2, unsigned lane3);
LLVMValueRef ac_build_shuffle(struct ac_llvm_context *ctx, LLVMValueRef src, LLVMValueRef index);
LLVMValueRef ac_build_frexp_exp(struct ac_llvm_context *ctx, LLVMValueRef src0, unsigned bitsize);
LLVMValueRef ac_build_frexp_mant(struct ac_llvm_context *ctx, LLVMValueRef src0, unsigned bitsize);
LLVMValueRef ac_build_canonicalize(struct ac_llvm_context *ctx, LLVMValueRef src0,
unsigned bitsize);
LLVMValueRef ac_build_ddxy_interp(struct ac_llvm_context *ctx, LLVMValueRef interp_ij);
LLVMValueRef ac_build_load_helper_invocation(struct ac_llvm_context *ctx);
LLVMValueRef ac_build_is_helper_invocation(struct ac_llvm_context *ctx);
LLVMValueRef ac_build_call(struct ac_llvm_context *ctx, LLVMTypeRef fn_type, LLVMValueRef func,
LLVMValueRef *args, unsigned num_args);
LLVMValueRef ac_build_atomic_rmw(struct ac_llvm_context *ctx, LLVMAtomicRMWBinOp op,
LLVMValueRef ptr, LLVMValueRef val, const char *sync_scope);
LLVMValueRef ac_build_atomic_cmp_xchg(struct ac_llvm_context *ctx, LLVMValueRef ptr,
LLVMValueRef cmp, LLVMValueRef val, const char *sync_scope);
void ac_export_mrt_z(struct ac_llvm_context *ctx, LLVMValueRef depth, LLVMValueRef stencil,
LLVMValueRef samplemask, LLVMValueRef mrt0_alpha, bool is_last,
struct ac_export_args *args);
struct ac_ngg_prim {
unsigned num_vertices;
LLVMValueRef isnull;
LLVMValueRef index[3];
LLVMValueRef edgeflags;
LLVMValueRef passthrough;
};
LLVMValueRef ac_pack_edgeflags_for_export(struct ac_llvm_context *ctx,
const struct ac_shader_args *args);
LLVMTypeRef ac_arg_type_to_pointee_type(struct ac_llvm_context *ctx, enum ac_arg_type type);
static inline LLVMValueRef ac_get_arg(struct ac_llvm_context *ctx, struct ac_arg arg)
{
assert(arg.used);
if (arg.arg_index == ctx->ring_offsets_index)
return ctx->ring_offsets;
int offset = arg.arg_index > ctx->ring_offsets_index ? -1 : 0;
return LLVMGetParam(ctx->main_function.value, arg.arg_index + offset);
}
static inline struct ac_llvm_pointer
ac_get_ptr_arg(struct ac_llvm_context *ctx, const struct ac_shader_args *args, struct ac_arg arg)
{
struct ac_llvm_pointer ptr;
ptr.pointee_type = ac_arg_type_to_pointee_type(ctx, args->args[arg.arg_index].type);
ptr.value = ac_get_arg(ctx, arg);
return ptr;
}
enum ac_llvm_calling_convention
{
AC_LLVM_AMDGPU_VS = 87,
AC_LLVM_AMDGPU_GS = 88,
AC_LLVM_AMDGPU_PS = 89,
AC_LLVM_AMDGPU_CS = 90,
AC_LLVM_AMDGPU_HS = 93,
};
struct ac_llvm_pointer ac_build_main(const struct ac_shader_args *args, struct ac_llvm_context *ctx,
enum ac_llvm_calling_convention convention, const char *name,
LLVMTypeRef ret_type, LLVMModuleRef module);
void ac_build_s_endpgm(struct ac_llvm_context *ctx);
LLVMValueRef ac_build_is_inf_or_nan(struct ac_llvm_context *ctx, LLVMValueRef a);
void ac_build_dual_src_blend_swizzle(struct ac_llvm_context *ctx,
struct ac_export_args *mrt0,
struct ac_export_args *mrt1);
#ifdef __cplusplus
}
#endif
#endif
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