0,0 → 1,192 |
/************************************************************************** |
* |
* Copyright 2009 VMware, Inc. |
* All Rights Reserved. |
* |
* 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 above copyright notice and this permission notice (including the |
* next paragraph) shall be included in all copies or substantial portions |
* of the Software. |
* |
* 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 VMWARE 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. |
* |
**************************************************************************/ |
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/** |
* @file |
* Helper functions for manipulation structures. |
* |
* @author Jose Fonseca <jfonseca@vmware.com> |
*/ |
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#include "util/u_debug.h" |
#include "util/u_memory.h" |
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#include "lp_bld_const.h" |
#include "lp_bld_debug.h" |
#include "lp_bld_struct.h" |
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LLVMValueRef |
lp_build_struct_get_ptr(struct gallivm_state *gallivm, |
LLVMValueRef ptr, |
unsigned member, |
const char *name) |
{ |
LLVMValueRef indices[2]; |
LLVMValueRef member_ptr; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMStructTypeKind); |
indices[0] = lp_build_const_int32(gallivm, 0); |
indices[1] = lp_build_const_int32(gallivm, member); |
member_ptr = LLVMBuildGEP(gallivm->builder, ptr, indices, Elements(indices), ""); |
lp_build_name(member_ptr, "%s.%s_ptr", LLVMGetValueName(ptr), name); |
return member_ptr; |
} |
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LLVMValueRef |
lp_build_struct_get(struct gallivm_state *gallivm, |
LLVMValueRef ptr, |
unsigned member, |
const char *name) |
{ |
LLVMValueRef member_ptr; |
LLVMValueRef res; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMStructTypeKind); |
member_ptr = lp_build_struct_get_ptr(gallivm, ptr, member, name); |
res = LLVMBuildLoad(gallivm->builder, member_ptr, ""); |
lp_build_name(res, "%s.%s", LLVMGetValueName(ptr), name); |
return res; |
} |
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LLVMValueRef |
lp_build_array_get_ptr(struct gallivm_state *gallivm, |
LLVMValueRef ptr, |
LLVMValueRef index) |
{ |
LLVMValueRef indices[2]; |
LLVMValueRef element_ptr; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMArrayTypeKind); |
indices[0] = lp_build_const_int32(gallivm, 0); |
indices[1] = index; |
element_ptr = LLVMBuildGEP(gallivm->builder, ptr, indices, Elements(indices), ""); |
#ifdef DEBUG |
lp_build_name(element_ptr, "&%s[%s]", |
LLVMGetValueName(ptr), LLVMGetValueName(index)); |
#endif |
return element_ptr; |
} |
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LLVMValueRef |
lp_build_array_get(struct gallivm_state *gallivm, |
LLVMValueRef ptr, |
LLVMValueRef index) |
{ |
LLVMValueRef element_ptr; |
LLVMValueRef res; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMArrayTypeKind); |
element_ptr = lp_build_array_get_ptr(gallivm, ptr, index); |
res = LLVMBuildLoad(gallivm->builder, element_ptr, ""); |
#ifdef DEBUG |
lp_build_name(res, "%s[%s]", LLVMGetValueName(ptr), LLVMGetValueName(index)); |
#endif |
return res; |
} |
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void |
lp_build_array_set(struct gallivm_state *gallivm, |
LLVMValueRef ptr, |
LLVMValueRef index, |
LLVMValueRef value) |
{ |
LLVMValueRef element_ptr; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
assert(LLVMGetTypeKind(LLVMGetElementType(LLVMTypeOf(ptr))) == LLVMArrayTypeKind); |
element_ptr = lp_build_array_get_ptr(gallivm, ptr, index); |
LLVMBuildStore(gallivm->builder, value, element_ptr); |
} |
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LLVMValueRef |
lp_build_pointer_get(LLVMBuilderRef builder, |
LLVMValueRef ptr, |
LLVMValueRef index) |
{ |
LLVMValueRef element_ptr; |
LLVMValueRef res; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
element_ptr = LLVMBuildGEP(builder, ptr, &index, 1, ""); |
res = LLVMBuildLoad(builder, element_ptr, ""); |
#ifdef DEBUG |
lp_build_name(res, "%s[%s]", LLVMGetValueName(ptr), LLVMGetValueName(index)); |
#endif |
return res; |
} |
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LLVMValueRef |
lp_build_pointer_get_unaligned(LLVMBuilderRef builder, |
LLVMValueRef ptr, |
LLVMValueRef index, |
unsigned alignment) |
{ |
LLVMValueRef element_ptr; |
LLVMValueRef res; |
assert(LLVMGetTypeKind(LLVMTypeOf(ptr)) == LLVMPointerTypeKind); |
element_ptr = LLVMBuildGEP(builder, ptr, &index, 1, ""); |
res = LLVMBuildLoad(builder, element_ptr, ""); |
lp_set_load_alignment(res, alignment); |
#ifdef DEBUG |
lp_build_name(res, "%s[%s]", LLVMGetValueName(ptr), LLVMGetValueName(index)); |
#endif |
return res; |
} |
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void |
lp_build_pointer_set(LLVMBuilderRef builder, |
LLVMValueRef ptr, |
LLVMValueRef index, |
LLVMValueRef value) |
{ |
LLVMValueRef element_ptr; |
element_ptr = LLVMBuildGEP(builder, ptr, &index, 1, ""); |
LLVMBuildStore(builder, value, element_ptr); |
} |
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void |
lp_build_pointer_set_unaligned(LLVMBuilderRef builder, |
LLVMValueRef ptr, |
LLVMValueRef index, |
LLVMValueRef value, |
unsigned alignment) |
{ |
LLVMValueRef element_ptr; |
LLVMValueRef instr; |
element_ptr = LLVMBuildGEP(builder, ptr, &index, 1, ""); |
instr = LLVMBuildStore(builder, value, element_ptr); |
lp_set_store_alignment(instr, alignment); |
} |