1 /************************************************************************** 2 * 3 * Copyright 2009 VMware, Inc. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 /** 29 * @file 30 * Helper functions for calling intrinsics. 31 * 32 * @author Jose Fonseca <jfonseca@vmware.com> 33 */ 34 35 36 #ifndef LP_BLD_INTR_H 37 #define LP_BLD_INTR_H 38 39 #include <llvm/Config/llvm-config.h> 40 41 #include "gallivm/lp_bld.h" 42 #include "gallivm/lp_bld_init.h" 43 44 struct lp_type; 45 46 /** 47 * Max number of arguments in an intrinsic. 48 */ 49 #define LP_MAX_FUNC_ARGS 32 50 51 enum lp_func_attr { 52 LP_FUNC_ATTR_ALWAYSINLINE = (1 << 0), 53 LP_FUNC_ATTR_INREG = (1 << 2), 54 LP_FUNC_ATTR_NOALIAS = (1 << 3), 55 LP_FUNC_ATTR_NOUNWIND = (1 << 4), 56 LP_FUNC_ATTR_READNONE = (1 << 5), 57 LP_FUNC_ATTR_READONLY = (1 << 6), 58 LP_FUNC_ATTR_WRITEONLY = LLVM_VERSION_MAJOR >= 4 ? (1 << 7) : 0, 59 LP_FUNC_ATTR_INACCESSIBLE_MEM_ONLY = LLVM_VERSION_MAJOR >= 4 ? (1 << 8) : 0, 60 LP_FUNC_ATTR_CONVERGENT = LLVM_VERSION_MAJOR >= 4 ? (1 << 9) : 0, 61 LP_FUNC_ATTR_PRESPLITCORO = (1 << 10), 62 63 /* Legacy intrinsic that needs attributes on function declarations 64 * and they must match the internal LLVM definition exactly, otherwise 65 * intrinsic selection fails. 66 */ 67 LP_FUNC_ATTR_LEGACY = (1u << 31), 68 }; 69 70 void 71 lp_format_intrinsic(char *name, 72 size_t size, 73 const char *name_root, 74 LLVMTypeRef type); 75 76 LLVMValueRef 77 lp_declare_intrinsic(LLVMModuleRef module, 78 const char *name, 79 LLVMTypeRef ret_type, 80 LLVMTypeRef *arg_types, 81 unsigned num_args); 82 83 LLVMValueRef 84 lp_declare_intrinsic_with_type(LLVMModuleRef module, 85 const char *name, 86 LLVMTypeRef function_type); 87 88 void 89 lp_add_function_attr(LLVMValueRef function_or_call, 90 int attr_idx, enum lp_func_attr attr); 91 92 LLVMValueRef 93 lp_build_intrinsic(LLVMBuilderRef builder, 94 const char *name, 95 LLVMTypeRef ret_type, 96 LLVMValueRef *args, 97 unsigned num_args, 98 unsigned attr_mask); 99 100 101 LLVMValueRef 102 lp_build_intrinsic_unary(LLVMBuilderRef builder, 103 const char *name, 104 LLVMTypeRef ret_type, 105 LLVMValueRef a); 106 107 108 LLVMValueRef 109 lp_build_intrinsic_binary(LLVMBuilderRef builder, 110 const char *name, 111 LLVMTypeRef ret_type, 112 LLVMValueRef a, 113 LLVMValueRef b); 114 115 116 LLVMValueRef 117 lp_build_intrinsic_binary_anylength(struct gallivm_state *gallivm, 118 const char *name, 119 struct lp_type src_type, 120 unsigned intr_size, 121 LLVMValueRef a, 122 LLVMValueRef b); 123 124 125 LLVMValueRef 126 lp_build_intrinsic_map(struct gallivm_state *gallivm, 127 const char *name, 128 LLVMTypeRef ret_type, 129 LLVMValueRef *args, 130 unsigned num_args); 131 132 133 LLVMValueRef 134 lp_build_intrinsic_map_unary(struct gallivm_state *gallivm, 135 const char *name, 136 LLVMTypeRef ret_type, 137 LLVMValueRef a); 138 139 140 LLVMValueRef 141 lp_build_intrinsic_map_binary(struct gallivm_state *gallivm, 142 const char *name, 143 LLVMTypeRef ret_type, 144 LLVMValueRef a, 145 LLVMValueRef b); 146 147 148 #endif /* !LP_BLD_INTR_H */ 149