(*===-- Instruction builders ----------------------------------------------===*)
+external builder: unit-> llbuilder
+ = "llvm_builder"
external builder_before : llvalue -> llbuilder = "llvm_builder_before"
external builder_at_end : llbasicblock -> llbuilder = "llvm_builder_at_end"
external position_before : llvalue -> llbuilder -> unit = "llvm_position_before"
(*===-- Instruction builders ----------------------------------------------===*)
+(** [builder] creates an instruction builder with no position. It is invalid to
+ use this builder until its position is set with [position_before] or
+ [position_at_end]. See the constructor for [llvm::LLVMBuilder]. **)
+external builder: unit-> llbuilder
+ = "llvm_builder"
+
(** [builder_before ins] creates an instruction builder positioned before the
instruction [isn]. See the constructor for [llvm::LLVMBuilder]. **)
external builder_before : llvalue -> llbuilder = "llvm_builder_before"
#define Builder_val(v) (*(LLVMBuilderRef *)(Data_custom_val(v)))
-void llvm_finalize_builder(value B) {
+static void llvm_finalize_builder(value B) {
LLVMDisposeBuilder(Builder_val(B));
}
custom_deserialize_default
};
+static value alloc_builder(LLVMBuilderRef B) {
+ value V = alloc_custom(&builder_ops, sizeof(LLVMBuilderRef), 0, 1);
+ Builder_val(V) = B;
+ return V;
+}
+
+/* unit-> llbuilder */
+CAMLprim value llvm_builder(value Unit) {
+ return alloc_builder(LLVMCreateBuilder());
+}
+
/* llvalue -> llbuilder */
CAMLprim value llvm_builder_before(LLVMValueRef Inst) {
- value V;
LLVMBuilderRef B = LLVMCreateBuilder();
LLVMPositionBuilderBefore(B, Inst);
- V = alloc_custom(&builder_ops, sizeof(LLVMBuilderRef), 0, 1);
- Builder_val(V) = B;
- return V;
+ return alloc_builder(B);
}
/* llbasicblock -> llbuilder */
CAMLprim value llvm_builder_at_end(LLVMBasicBlockRef BB) {
- value V;
LLVMBuilderRef B = LLVMCreateBuilder();
LLVMPositionBuilderAtEnd(B, BB);
- V = alloc_custom(&builder_ops, sizeof(LLVMBuilderRef), 0, 1);
- Builder_val(V) = B;
- return V;
+ return alloc_builder(B);
}
/* llvalue -> llbuilder -> unit */