src/amd/common/ac_llvm_build.h

   1 /*
   2  * Copyright 2016 Bas Nieuwenhuizen
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sub license, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  13  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  14  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  15  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
  16  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  17  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  18  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  19  *
  20  * The above copyright notice and this permission notice (including the
  21  * next paragraph) shall be included in all copies or substantial portions
  22  * of the Software.
  23  *
  24  */
  25 #ifndef AC_LLVM_BUILD_H
  26 #define AC_LLVM_BUILD_H
  27
  28 #include <stdbool.h>
  29 #include <llvm-c/TargetMachine.h>
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 struct ac_llvm_context {
  36         LLVMContextRef context;
  37         LLVMModuleRef module;
  38         LLVMBuilderRef builder;
  39
  40         LLVMTypeRef voidt;
  41         LLVMTypeRef i1;
  42         LLVMTypeRef i8;
  43         LLVMTypeRef i32;
  44         LLVMTypeRef f32;
  45         LLVMTypeRef v4i32;
  46         LLVMTypeRef v4f32;
  47         LLVMTypeRef v16i8;
  48
  49         unsigned range_md_kind;
  50         unsigned invariant_load_md_kind;
  51         unsigned uniform_md_kind;
  52         unsigned fpmath_md_kind;
  53         LLVMValueRef fpmath_md_2p5_ulp;
  54         LLVMValueRef empty_md;
  55 };
  56
  57 void
  58 ac_llvm_context_init(struct ac_llvm_context *ctx, LLVMContextRef context);
  59
  60 LLVMValueRef
  61 ac_emit_llvm_intrinsic(struct ac_llvm_context *ctx, const char *name,
  62                        LLVMTypeRef return_type, LLVMValueRef *params,
  63                        unsigned param_count, unsigned attrib_mask);
  64
  65 LLVMValueRef
  66 ac_build_gather_values_extended(struct ac_llvm_context *ctx,
  67                                 LLVMValueRef *values,
  68                                 unsigned value_count,
  69                                 unsigned value_stride,
  70                                 bool load);
  71 LLVMValueRef
  72 ac_build_gather_values(struct ac_llvm_context *ctx,
  73                        LLVMValueRef *values,
  74                        unsigned value_count);
  75
  76 LLVMValueRef
  77 ac_emit_fdiv(struct ac_llvm_context *ctx,
  78              LLVMValueRef num,
  79              LLVMValueRef den);
  80
  81 void
  82 ac_prepare_cube_coords(struct ac_llvm_context *ctx,
  83                        bool is_deriv, bool is_array,
  84                        LLVMValueRef *coords_arg,
  85                        LLVMValueRef *derivs_arg);
  86
  87
  88 LLVMValueRef
  89 ac_build_fs_interp(struct ac_llvm_context *ctx,
  90                    LLVMValueRef llvm_chan,
  91                    LLVMValueRef attr_number,
  92                    LLVMValueRef params,
  93                    LLVMValueRef i,
  94                    LLVMValueRef j);
  95
  96 LLVMValueRef
  97 ac_build_fs_interp_mov(struct ac_llvm_context *ctx,
  98                        LLVMValueRef parameter,
  99                        LLVMValueRef llvm_chan,
 100                        LLVMValueRef attr_number,
 101                        LLVMValueRef params);
 102
 103 LLVMValueRef
 104 ac_build_gep0(struct ac_llvm_context *ctx,
 105               LLVMValueRef base_ptr,
 106               LLVMValueRef index);
 107
 108 void
 109 ac_build_indexed_store(struct ac_llvm_context *ctx,
 110                        LLVMValueRef base_ptr, LLVMValueRef index,
 111                        LLVMValueRef value);
 112
 113 LLVMValueRef
 114 ac_build_indexed_load(struct ac_llvm_context *ctx,
 115                       LLVMValueRef base_ptr, LLVMValueRef index,
 116                       bool uniform);
 117
 118 LLVMValueRef
 119 ac_build_indexed_load_const(struct ac_llvm_context *ctx,
 120                             LLVMValueRef base_ptr, LLVMValueRef index);
 121
 122 void
 123 ac_build_tbuffer_store_dwords(struct ac_llvm_context *ctx,
 124                               LLVMValueRef rsrc,
 125                               LLVMValueRef vdata,
 126                               unsigned num_channels,
 127                               LLVMValueRef vaddr,
 128                               LLVMValueRef soffset,
 129                               unsigned inst_offset);
 130
 131 void
 132 ac_build_tbuffer_store(struct ac_llvm_context *ctx,
 133                        LLVMValueRef rsrc,
 134                        LLVMValueRef vdata,
 135                        unsigned num_channels,
 136                        LLVMValueRef vaddr,
 137                        LLVMValueRef soffset,
 138                        unsigned inst_offset,
 139                        unsigned dfmt,
 140                        unsigned nfmt,
 141                        unsigned offen,
 142                        unsigned idxen,
 143                        unsigned glc,
 144                        unsigned slc,
 145                        unsigned tfe);
 146
 147 LLVMValueRef
 148 ac_build_buffer_load(struct ac_llvm_context *ctx,
 149                      LLVMValueRef rsrc,
 150                      int num_channels,
 151                      LLVMValueRef vindex,
 152                      LLVMValueRef voffset,
 153                      LLVMValueRef soffset,
 154                      unsigned inst_offset,
 155                      unsigned glc,
 156                      unsigned slc);
 157
 158 LLVMValueRef
 159 ac_get_thread_id(struct ac_llvm_context *ctx);
 160
 161 #define AC_TID_MASK_TOP_LEFT 0xfffffffc
 162 #define AC_TID_MASK_TOP      0xfffffffd
 163 #define AC_TID_MASK_LEFT     0xfffffffe
 164
 165 LLVMValueRef
 166 ac_emit_ddxy(struct ac_llvm_context *ctx,
 167              bool has_ds_bpermute,
 168              uint32_t mask,
 169              int idx,
 170              LLVMValueRef lds,
 171              LLVMValueRef val);
 172
 173 #define AC_SENDMSG_GS 2
 174 #define AC_SENDMSG_GS_DONE 3
 175
 176 #define AC_SENDMSG_GS_OP_NOP      (0 << 4)
 177 #define AC_SENDMSG_GS_OP_CUT      (1 << 4)
 178 #define AC_SENDMSG_GS_OP_EMIT     (2 << 4)
 179 #define AC_SENDMSG_GS_OP_EMIT_CUT (3 << 4)
 180
 181 void ac_emit_sendmsg(struct ac_llvm_context *ctx,
 182                      uint32_t msg,
 183                      LLVMValueRef wave_id);
 184
 185 LLVMValueRef ac_emit_imsb(struct ac_llvm_context *ctx,
 186                           LLVMValueRef arg,
 187                           LLVMTypeRef dst_type);
 188
 189 #ifdef __cplusplus
 190 }
 191 #endif
 192
 193 #endif