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More optimized memclear. Added helper function on array gep.

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This commit is contained in:
Christoffer Lerno
2021-10-21 23:37:14 +02:00
parent b87e14cba8
commit 9942be54dc
18 changed files with 214 additions and 170 deletions
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19
src/compiler/llvm_codegen_expr.c
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@@ -3163,8 +3163,23 @@ static void llvm_expand_type_to_args(GenContext *context, Type *param_type, LLVM
LLVMValueRef llvm_emit_struct_gep_raw(GenContext *context, LLVMValueRef ptr, LLVMTypeRef struct_type, unsigned index, unsigned struct_alignment, unsigned offset, unsigned *alignment)
{
*alignment = type_min_alignment(offset, struct_alignment);
LLVMValueRef addr = LLVMBuildStructGEP2(context->builder, struct_type, ptr, index, "");
return addr;
if (LLVMIsConstant(ptr))
{
LLVMValueRef idx[2] = { llvm_get_zero(context, type_int), llvm_const_int(context, type_int, index) };
return LLVMConstInBoundsGEP(ptr, idx, 2);
}
return LLVMBuildStructGEP2(context->builder, struct_type, ptr, index, "");
}
LLVMValueRef llvm_emit_array_gep_raw(GenContext *c, LLVMValueRef ptr, LLVMTypeRef array_type, unsigned index, unsigned array_alignment, unsigned *alignment)
{
*alignment = type_min_alignment(llvm_store_size(c, LLVMGetElementType(array_type)), array_alignment);
LLVMValueRef idx[2] = { llvm_get_zero(c, type_int), llvm_const_int(c, type_int, index) };
if (LLVMIsConstant(ptr))
{
return LLVMConstInBoundsGEP(ptr, idx, 2);
}
return LLVMBuildInBoundsGEP2(c->builder, array_type, ptr, idx, 2, "");
}
void llvm_emit_subarray_len(GenContext *c, BEValue *subarray, BEValue *len)