#include "llvm/Config/config.h"
#include <assert.h>
#include <stdlib.h>
+#include <string.h>
/* Can't use the recommended caml_named_value mechanism for backwards
return Val_int(LLVMGetTypeKind(Ty));
}
+CAMLprim value llvm_type_is_sized(LLVMTypeRef Ty) {
+ return Val_bool(LLVMTypeIsSized(Ty));
+}
+
/* lltype -> llcontext */
CAMLprim LLVMContextRef llvm_type_context(LLVMTypeRef Ty) {
return LLVMGetTypeContext(Ty);
Wosize_val(ElementTypes), 1);
}
+/* llcontext -> string -> lltype */
+CAMLprim LLVMTypeRef llvm_named_struct_type(LLVMContextRef C,
+ value Name) {
+ return LLVMStructCreateNamed(C, String_val(Name));
+}
+
+CAMLprim value llvm_struct_set_body(LLVMTypeRef Ty,
+ value ElementTypes,
+ value Packed) {
+ LLVMStructSetBody(Ty, (LLVMTypeRef *) ElementTypes,
+ Wosize_val(ElementTypes), Bool_val(Packed));
+ return Val_unit;
+}
+
+/* lltype -> string option */
+CAMLprim value llvm_struct_name(LLVMTypeRef Ty)
+{
+ CAMLparam0();
+ const char *C = LLVMGetStructName(Ty);
+ if (C) {
+ CAMLlocal1(result);
+ result = caml_alloc_small(1, 0);
+ Store_field(result, 0, caml_copy_string(C));
+ CAMLreturn(result);
+ }
+ CAMLreturn(Val_int(0));
+}
+
/* lltype -> lltype array */
CAMLprim value llvm_struct_element_types(LLVMTypeRef StructTy) {
value Tys = alloc(LLVMCountStructElementTypes(StructTy), 0);
return Val_bool(LLVMIsPackedStruct(StructTy));
}
+/* lltype -> bool */
+CAMLprim value llvm_is_opaque(LLVMTypeRef StructTy) {
+ return Val_bool(LLVMIsOpaqueStruct(StructTy));
+}
+
/*--... Operations on array, pointer, and vector types .....................--*/
/* lltype -> int -> lltype */
return LLVMTypeOf(Val);
}
+/* keep in sync with ValueKind.t */
+enum ValueKind {
+ NullValue=0,
+ Argument,
+ BasicBlock,
+ InlineAsm,
+ MDNode,
+ MDString,
+ BlockAddress,
+ ConstantAggregateZero,
+ ConstantArray,
+ ConstantExpr,
+ ConstantFP,
+ ConstantInt,
+ ConstantPointerNull,
+ ConstantStruct,
+ ConstantVector,
+ Function,
+ GlobalAlias,
+ GlobalVariable,
+ UndefValue,
+ Instruction
+};
+
+/* llvalue -> ValueKind.t */
+#define DEFINE_CASE(Val, Kind) \
+ do {if (LLVMIsA##Kind(Val)) CAMLreturn(Val_int(Kind));} while(0)
+
+CAMLprim value llvm_classify_value(LLVMValueRef Val) {
+ CAMLparam0();
+ if (!Val)
+ CAMLreturn(Val_int(NullValue));
+ if (LLVMIsAConstant(Val)) {
+ DEFINE_CASE(Val, BlockAddress);
+ DEFINE_CASE(Val, ConstantAggregateZero);
+ DEFINE_CASE(Val, ConstantArray);
+ DEFINE_CASE(Val, ConstantExpr);
+ DEFINE_CASE(Val, ConstantFP);
+ DEFINE_CASE(Val, ConstantInt);
+ DEFINE_CASE(Val, ConstantPointerNull);
+ DEFINE_CASE(Val, ConstantStruct);
+ DEFINE_CASE(Val, ConstantVector);
+ }
+ if (LLVMIsAInstruction(Val)) {
+ CAMLlocal1(result);
+ result = caml_alloc_small(1, 0);
+ Store_field(result, 0, Val_int(LLVMGetInstructionOpcode(Val)));
+ CAMLreturn(result);
+ }
+ if (LLVMIsAGlobalValue(Val)) {
+ DEFINE_CASE(Val, Function);
+ DEFINE_CASE(Val, GlobalAlias);
+ DEFINE_CASE(Val, GlobalVariable);
+ }
+ DEFINE_CASE(Val, Argument);
+ DEFINE_CASE(Val, BasicBlock);
+ DEFINE_CASE(Val, InlineAsm);
+ DEFINE_CASE(Val, MDNode);
+ DEFINE_CASE(Val, MDString);
+ DEFINE_CASE(Val, UndefValue);
+ failwith("Unknown Value class");
+}
+
/* llvalue -> string */
CAMLprim value llvm_value_name(LLVMValueRef Val) {
return copy_string(LLVMGetValueName(Val));
return Val_bool(LLVMIsUndef(Val));
}
+/* llvalue -> Opcode.t */
+CAMLprim value llvm_constexpr_get_opcode(LLVMValueRef Val) {
+ return LLVMIsAConstantExpr(Val) ?
+ Val_int(LLVMGetConstOpcode(Val)) : Val_int(0);
+}
+
/*--... Operations on instructions .........................................--*/
/* llvalue -> bool */
Wosize_val(ElementVals));
}
+/* llvalue -> string option */
+CAMLprim value llvm_get_mdstring(LLVMValueRef V) {
+ CAMLparam0();
+ const char *S;
+ unsigned Len;
+
+ if ((S = LLVMGetMDString(V, &Len))) {
+ CAMLlocal2(Option, Str);
+
+ Str = caml_alloc_string(Len);
+ memcpy(String_val(Str), S, Len);
+ Option = alloc(1,0);
+ Store_field(Option, 0, Str);
+ CAMLreturn(Option);
+ }
+ CAMLreturn(Val_int(0));
+}
+
+CAMLprim value llvm_get_namedmd(LLVMModuleRef M, value name)
+{
+ CAMLparam1(name);
+ CAMLlocal1(Nodes);
+ Nodes = alloc(LLVMGetNamedMetadataNumOperands(M, String_val(name)), 0);
+ LLVMGetNamedMetadataOperands(M, String_val(name), (LLVMValueRef *) Nodes);
+ CAMLreturn(Nodes);
+}
/*--... Operations on scalar constants .....................................--*/
/* lltype -> int -> llvalue */
return LLVMConstInt(IntTy, Int64_val(N), Bool_val(SExt));
}
+/* llvalue -> Int64.t */
+CAMLprim value llvm_int64_of_const(LLVMValueRef Const)
+{
+ CAMLparam0();
+ if (LLVMIsAConstantInt(Const) &&
+ LLVMGetIntTypeWidth(LLVMTypeOf(Const)) <= 64) {
+ value Option = alloc(1, 0);
+ Field(Option, 0) = caml_copy_int64(LLVMConstIntGetSExtValue(Const));
+ CAMLreturn(Option);
+ }
+ CAMLreturn(Val_int(0));
+}
+
/* lltype -> string -> int -> llvalue */
CAMLprim LLVMValueRef llvm_const_int_of_string(LLVMTypeRef IntTy, value S,
value Radix) {
Wosize_val(ElementVals), 0);
}
+/* lltype -> llvalue array -> llvalue */
+CAMLprim LLVMValueRef llvm_const_named_struct(LLVMTypeRef Ty, value ElementVals) {
+ return LLVMConstNamedStruct(Ty, (LLVMValueRef *) Op_val(ElementVals), Wosize_val(ElementVals));
+}
+
/* llcontext -> llvalue array -> llvalue */
CAMLprim LLVMValueRef llvm_const_packed_struct(LLVMContextRef C,
value ElementVals) {
DEFINE_ITERATORS(instr, Instruction, LLVMBasicBlockRef, LLVMValueRef,
LLVMGetInstructionParent)
+/* llvalue -> Opcode.t */
+CAMLprim value llvm_instr_get_opcode(LLVMValueRef Inst) {
+ LLVMOpcode o;
+ if (!LLVMIsAInstruction(Inst))
+ failwith("Not an instruction");
+ o = LLVMGetInstructionOpcode(Inst);
+ assert (o <= LLVMUnwind );
+ return Val_int(o);
+}
+
+/* llvalue -> ICmp.t */
+CAMLprim value llvm_instr_icmp_predicate(LLVMValueRef Val) {
+ CAMLparam0();
+ int x = LLVMGetICmpPredicate(Val);
+ if (x) {
+ value Option = alloc(1, 0);
+ Field(Option, 0) = Val_int(x - LLVMIntEQ);
+ CAMLreturn(Option);
+ }
+ CAMLreturn(Val_int(0));
+}
+
/*--... Operations on call sites ...........................................--*/
Args[4], Args[5]);
}
-/* llbuilder -> llvalue */
-CAMLprim LLVMValueRef llvm_build_unwind(value B) {
- return LLVMBuildUnwind(Builder_val(B));
+CAMLprim LLVMValueRef llvm_build_landingpad(LLVMTypeRef Ty, LLVMValueRef PersFn,
+ value NumClauses, value Name,
+ value B) {
+ return LLVMBuildLandingPad(Builder_val(B), Ty, PersFn, Int_val(NumClauses),
+ String_val(Name));
+}
+
+CAMLprim value llvm_set_cleanup(LLVMValueRef LandingPadInst, value flag)
+{
+ LLVMSetCleanup(LandingPadInst, Bool_val(flag));
+ return Val_unit;
}
/* llbuilder -> llvalue */
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