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 45 /** 46 * Max number of arguments in an intrinsic. 47 */ 48 #define LP_MAX_FUNC_ARGS 32 49 50 enum lp_func_attr { 51 LP_FUNC_ATTR_ALWAYSINLINE = (1 << 0), 52 LP_FUNC_ATTR_INREG = (1 << 2), 53 LP_FUNC_ATTR_NOALIAS = (1 << 3), 54 LP_FUNC_ATTR_NOUNWIND = (1 << 4), 55 LP_FUNC_ATTR_READNONE = (1 << 5), 56 LP_FUNC_ATTR_READONLY = (1 << 6), 57 LP_FUNC_ATTR_WRITEONLY = LLVM_VERSION_MAJOR >= 4 ? (1 << 7) : 0, 58 LP_FUNC_ATTR_INACCESSIBLE_MEM_ONLY = LLVM_VERSION_MAJOR >= 4 ? (1 << 8) : 0, 59 LP_FUNC_ATTR_CONVERGENT = LLVM_VERSION_MAJOR >= 4 ? (1 << 9) : 0, 60 61 /* Legacy intrinsic that needs attributes on function declarations 62 * and they must match the internal LLVM definition exactly, otherwise 63 * intrinsic selection fails. 64 */ 65 LP_FUNC_ATTR_LEGACY = (1u << 31), 66 }; 67 68 void 69 lp_format_intrinsic(char *name, 70 size_t size, 71 const char *name_root, 72 LLVMTypeRef type); 73 74 LLVMValueRef 75 lp_declare_intrinsic(LLVMModuleRef module, 76 const char *name, 77 LLVMTypeRef ret_type, 78 LLVMTypeRef *arg_types, 79 unsigned num_args); 80 81 void 82 lp_add_function_attr(LLVMValueRef function_or_call, 83 int attr_idx, enum lp_func_attr attr); 84 85 LLVMValueRef 86 lp_build_intrinsic(LLVMBuilderRef builder, 87 const char *name, 88 LLVMTypeRef ret_type, 89 LLVMValueRef *args, 90 unsigned num_args, 91 unsigned attr_mask); 92 93 94 LLVMValueRef 95 lp_build_intrinsic_unary(LLVMBuilderRef builder, 96 const char *name, 97 LLVMTypeRef ret_type, 98 LLVMValueRef a); 99 100 101 LLVMValueRef 102 lp_build_intrinsic_binary(LLVMBuilderRef builder, 103 const char *name, 104 LLVMTypeRef ret_type, 105 LLVMValueRef a, 106 LLVMValueRef b); 107 108 109 LLVMValueRef 110 lp_build_intrinsic_binary_anylength(struct gallivm_state *gallivm, 111 const char *name, 112 struct lp_type src_type, 113 unsigned intr_size, 114 LLVMValueRef a, 115 LLVMValueRef b); 116 117 118 LLVMValueRef 119 lp_build_intrinsic_map(struct gallivm_state *gallivm, 120 const char *name, 121 LLVMTypeRef ret_type, 122 LLVMValueRef *args, 123 unsigned num_args); 124 125 126 LLVMValueRef 127 lp_build_intrinsic_map_unary(struct gallivm_state *gallivm, 128 const char *name, 129 LLVMTypeRef ret_type, 130 LLVMValueRef a); 131 132 133 LLVMValueRef 134 lp_build_intrinsic_map_binary(struct gallivm_state *gallivm, 135 const char *name, 136 LLVMTypeRef ret_type, 137 LLVMValueRef a, 138 LLVMValueRef b); 139 140 141 #endif /* !LP_BLD_INTR_H */ 142