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Support var arg intrinsics.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33962 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey 2007-02-06 18:02:54 +00:00
parent 53a58106d4
commit ba4cc09f51
4 changed files with 17 additions and 1 deletions
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7
include/llvm/Intrinsics.td
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@ -88,6 +88,8 @@ def llvm_v4i32_ty : LLVMPackedType<v4i32, 4, llvm_i32_ty>; // 4 x i32
def llvm_v4f32_ty : LLVMPackedType<v4f32, 4, llvm_float_ty>; // 4 x float
def llvm_v2f64_ty : LLVMPackedType<v2f64, 2, llvm_double_ty>;// 2 x double
def ... : LLVMType<isVoid, "...">; // vararg
//===----------------------------------------------------------------------===//
// Intrinsic Definitions.
//===----------------------------------------------------------------------===//
@ -217,6 +219,11 @@ def int_dbg_func_start : Intrinsic<[llvm_void_ty, llvm_descriptor_ty]>;
def int_dbg_declare : Intrinsic<[llvm_void_ty, llvm_ptr_ty,
llvm_descriptor_ty]>;
//===------------------ Exception Handling Intrinsics----------------------===//
//
def int_eh_exception : Intrinsic<[llvm_ptr_ty]>;
def int_eh_handlers : Intrinsic<[llvm_ptr_ty, llvm_ptr_ty, ...]>;
//===----------------------------------------------------------------------===//
// Target-specific intrinsics
//===----------------------------------------------------------------------===//

4
lib/VMCore/Verifier.cpp
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@ -987,6 +987,10 @@ void Verifier::VerifyIntrinsicPrototype(Function *F, ...) {
for (unsigned ArgNo = 0; 1; ++ArgNo) {
int TypeID = va_arg(VA, int);
if (TypeID == -2) {
break;
}
if (TypeID == -1) {
if (ArgNo != FTy->getNumParams()+1)
CheckFailed("Intrinsic prototype has too many arguments!", F);

2
utils/TableGen/FileLexer.l
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@ -176,7 +176,7 @@ using namespace llvm;
Comment \/\/.*
Identifier [a-zA-Z_][0-9a-zA-Z_]*
Identifier [a-zA-Z_][0-9a-zA-Z_]*|\.\.\.
Integer [-+]?[0-9]+|0x[0-9a-fA-F]+|0b[01]+
CodeFragment \[\{([^}]+|\}[^\]])*\}\]
StringVal \"[^"]*\"

5
utils/TableGen/IntrinsicEmitter.cpp
View File

@ -109,6 +109,11 @@ EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
}
static void EmitTypeVerify(std::ostream &OS, Record *ArgType) {
if (ArgType->getValueAsString("TypeVal") == "...") {
OS << "-2, ";
return;
}
OS << "(int)" << ArgType->getValueAsString("TypeVal") << ", ";
// If this is an integer type, check the width is correct.
if (ArgType->isSubClassOf("LLVMIntegerType"))