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3 * Copyright 2009 VMware, Inc.
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11 * permit persons to whom the Software is furnished to do so, subject to
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14 * The above copyright notice and this permission notice (including the
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19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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26 **************************************************************************/
31 * Helper functions for manipulation structures.
33 * @author Jose Fonseca <jfonseca@vmware.com>
37 #include "util/u_debug.h"
38 #include "util/u_memory.h"
40 #include "lp_bld_const.h"
41 #include "lp_bld_debug.h"
42 #include "lp_bld_struct.h"
46 lp_build_struct_get_ptr(struct gallivm_state *gallivm,
51 LLVMValueRef indices[2];
52 LLVMValueRef member_ptr;
53 assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind);
54 assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMStructTypeKind);
55 indices[0] = lp_build_const_int32(gallivm, 0);
56 indices[1] = lp_build_const_int32(gallivm, member);
57 member_ptr = LLVMBuildGEP(gallivm->builder, ptr, indices, Elements(indices), "");
58 lp_build_name(member_ptr, "%s.%s_ptr", LLVMGetValueName(ptr), name);
64 lp_build_struct_get(struct gallivm_state *gallivm,
69 LLVMValueRef member_ptr;
71 assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind);
72 assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMStructTypeKind);
73 member_ptr = lp_build_struct_get_ptr(gallivm, ptr, member, name);
74 res = LLVMBuildLoad(gallivm->builder, member_ptr, "");
75 lp_build_name(res, "%s.%s", LLVMGetValueName(ptr), name);
81 lp_build_array_get_ptr(struct gallivm_state *gallivm,
85 LLVMValueRef indices[2];
86 LLVMValueRef element_ptr;
87 assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind);
88 assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMArrayTypeKind);
89 indices[0] = lp_build_const_int32(gallivm, 0);
91 element_ptr = LLVMBuildGEP(gallivm->builder, ptr, indices, Elements(indices), "");
93 lp_build_name(element_ptr, "&%s[%s]",
94 LLVMGetValueName(ptr), LLVMGetValueName(index));
101 lp_build_array_get(struct gallivm_state *gallivm,
105 LLVMValueRef element_ptr;
107 assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind);
108 assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMArrayTypeKind);
109 element_ptr = lp_build_array_get_ptr(gallivm, ptr, index);
110 res = LLVMBuildLoad(gallivm->builder, element_ptr, "");
112 lp_build_name(res, "%s[%s]", LLVMGetValueName(ptr), LLVMGetValueName(index));
119 lp_build_array_set(struct gallivm_state *gallivm,
124 LLVMValueRef element_ptr;
125 assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind);
126 assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMArrayTypeKind);
127 element_ptr = lp_build_array_get_ptr(gallivm, ptr, index);
128 LLVMBuildStore(gallivm->builder, value, element_ptr);
133 lp_build_pointer_get(LLVMBuilderRef builder,
137 LLVMValueRef element_ptr;
139 assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind);
140 element_ptr = LLVMBuildGEP(builder, ptr, &index, 1, "");
141 res = LLVMBuildLoad(builder, element_ptr, "");
143 lp_build_name(res, "%s[%s]", LLVMGetValueName(ptr), LLVMGetValueName(index));
150 lp_build_pointer_set(LLVMBuilderRef builder,
155 LLVMValueRef element_ptr;
156 element_ptr = LLVMBuildGEP(builder, ptr, &index, 1, "");
157 LLVMBuildStore(builder, value, element_ptr);