#include "llvm/Support/Host.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/Analysis/TargetTransformInfo.h"
+#include "llvm/IR/AutoUpgrade.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetSubtargetInfo.h"
#include "llvm/Transforms/IPO/PassManagerBuilder.h"
LLVMRustRunFunctionPassManager(LLVMPassManagerRef PM, LLVMModuleRef M) {
llvm::legacy::FunctionPassManager *P = unwrap<llvm::legacy::FunctionPassManager>(PM);
P->doInitialization();
+
+ // Upgrade all calls to old intrinsics first.
+ for (Module::iterator I = unwrap(M)->begin(),
+ E = unwrap(M)->end(); I != E;)
+ UpgradeCallsToIntrinsic(&*I++); // must be post-increment, as we remove
+
for (Module::iterator I = unwrap(M)->begin(),
E = unwrap(M)->end(); I != E; ++I)
if (!I->isDeclaration())
P->run(*I);
+
P->doFinalization();
}
--- /dev/null
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Test that removed LLVM SIMD intrinsics continue
+// to work via the "AutoUpgrade" mechanism.
+
+#![feature(cfg_target_feature, repr_simd)]
+#![feature(platform_intrinsics, stmt_expr_attributes)]
+
+#[repr(simd)]
+#[derive(PartialEq, Debug)]
+struct i16x8(i16, i16, i16, i16, i16, i16, i16, i16);
+
+fn main() {
+ #[cfg(target_feature = "sse2")] unsafe {
+ extern "platform-intrinsic" {
+ fn x86_mm_min_epi16(x: i16x8, y: i16x8) -> i16x8;
+ }
+ assert_eq!(x86_mm_min_epi16(i16x8(0, 1, 2, 3, 4, 5, 6, 7),
+ i16x8(7, 6, 5, 4, 3, 2, 1, 0)),
+ i16x8(0, 1, 2, 3, 3, 2, 1, 0));
+ };
+}