1 files changed, 52 insertions, 0 deletions
diff --git a/src/zig_llvm.cpp b/src/zig_llvm.cpp
index d0bc24ed1b..2089092c7c 100644
--- a/src/zig_llvm.cpp
+++ b/src/zig_llvm.cpp
@@ -488,6 +488,58 @@ LLVMValueRef ZigLLVMBuildSMin(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef R
     return wrap(call_inst);
 }
 
+LLVMValueRef ZigLLVMBuildSAddSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    CallInst *call_inst = unwrap(B)->CreateBinaryIntrinsic(Intrinsic::sadd_sat, unwrap(LHS), unwrap(RHS), nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildUAddSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    CallInst *call_inst = unwrap(B)->CreateBinaryIntrinsic(Intrinsic::uadd_sat, unwrap(LHS), unwrap(RHS), nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildSSubSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    CallInst *call_inst = unwrap(B)->CreateBinaryIntrinsic(Intrinsic::ssub_sat, unwrap(LHS), unwrap(RHS), nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildUSubSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    CallInst *call_inst = unwrap(B)->CreateBinaryIntrinsic(Intrinsic::usub_sat, unwrap(LHS), unwrap(RHS), nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildSMulFixSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    llvm::Type* types[1] = {
+        unwrap(LHS)->getType(), 
+    };
+    // pass scale = 0 as third argument
+    llvm::Value* values[3] = {unwrap(LHS), unwrap(RHS), unwrap(B)->getInt32(0)};
+    
+    CallInst *call_inst = unwrap(B)->CreateIntrinsic(Intrinsic::smul_fix_sat, types, values, nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildUMulFixSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    llvm::Type* types[1] = {
+        unwrap(LHS)->getType(), 
+    };
+    // pass scale = 0 as third argument
+    llvm::Value* values[3] = {unwrap(LHS), unwrap(RHS), unwrap(B)->getInt32(0)};
+    
+    CallInst *call_inst = unwrap(B)->CreateIntrinsic(Intrinsic::umul_fix_sat, types, values, nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildSShlSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    CallInst *call_inst = unwrap(B)->CreateBinaryIntrinsic(Intrinsic::sshl_sat, unwrap(LHS), unwrap(RHS), nullptr, name);
+    return wrap(call_inst);
+}
+
+LLVMValueRef ZigLLVMBuildUShlSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRef RHS, const char *name) {
+    CallInst *call_inst = unwrap(B)->CreateBinaryIntrinsic(Intrinsic::ushl_sat, unwrap(LHS), unwrap(RHS), nullptr, name);
+    return wrap(call_inst);
+}
+
 void ZigLLVMFnSetSubprogram(LLVMValueRef fn, ZigLLVMDISubprogram *subprogram) {
     assert( isa<Function>(unwrap(fn)) );
     Function *unwrapped_function = reinterpret_cast<Function*>(unwrap(fn));