xref: /llvm-project/llvm/unittests/SandboxIR/IntrinsicInstTest.cpp (revision 43d51d63af7e51853898528be0000cbc421dcafa)
1 //===- IntrinsicInstTest.cpp ----------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "llvm/SandboxIR/IntrinsicInst.h"
10 #include "llvm/AsmParser/Parser.h"
11 #include "llvm/IR/BasicBlock.h"
12 #include "llvm/IR/Function.h"
13 #include "llvm/IR/Instruction.h"
14 #include "llvm/IR/IntrinsicInst.h"
15 #include "llvm/IR/Value.h"
16 #include "llvm/SandboxIR/Context.h"
17 #include "llvm/SandboxIR/Function.h"
18 #include "llvm/Support/SourceMgr.h"
19 #include "gtest/gtest.h"
20 
21 using namespace llvm;
22 
23 struct IntrinsicInstTest : public testing::Test {
24   LLVMContext C;
25   std::unique_ptr<Module> M;
26 
27   void parseIR(LLVMContext &C, const char *IR) {
28     SMDiagnostic Err;
29     M = parseAssemblyString(IR, Err, C);
30     if (!M)
31       Err.print("SandboxIRTest", errs());
32   }
33   BasicBlock *getBasicBlockByName(Function &F, StringRef Name) {
34     for (BasicBlock &BB : F)
35       if (BB.getName() == Name)
36         return &BB;
37     llvm_unreachable("Expected to find basic block!");
38   }
39 };
40 
41 TEST_F(IntrinsicInstTest, Basic) {
42   parseIR(C, R"IR(
43 declare void @llvm.sideeffect()
44 declare void @llvm.assume(i1)
45 declare i8 @llvm.uadd.sat.i8(i8, i8)
46 declare i8 @llvm.smax.i8(i8, i8)
47 
48 define void @foo(i8 %v1, i1 %cond) {
49   call void @llvm.sideeffect()
50   call void @llvm.assume(i1 %cond)
51   call i8 @llvm.uadd.sat.i8(i8 %v1, i8 %v1)
52   call i8 @llvm.smax.i8(i8 %v1, i8 %v1)
53   ret void
54 }
55 )IR");
56 
57   llvm::Function *LLVMF = &*M->getFunction("foo");
58   auto *LLVMBB = &*LLVMF->begin();
59   auto LLVMIt = LLVMBB->begin();
60 
61   sandboxir::Context Ctx(C);
62   sandboxir::Function *F = Ctx.createFunction(LLVMF);
63   auto *BB = &*F->begin();
64   auto It = BB->begin();
65   auto ItE = BB->getTerminator()->getIterator();
66   for (; It != ItE; ++It, ++LLVMIt) {
67     auto *I = &*It;
68     auto *LLVMI = &*LLVMIt;
69     // Check classof().
70     EXPECT_TRUE(isa<sandboxir::IntrinsicInst>(I));
71     // Check getIntrinsicID().
72     EXPECT_EQ(cast<sandboxir::IntrinsicInst>(I)->getIntrinsicID(),
73               cast<llvm::IntrinsicInst>(LLVMI)->getIntrinsicID());
74     // Check isAssociative().
75     EXPECT_EQ(cast<sandboxir::IntrinsicInst>(I)->isAssociative(),
76               cast<llvm::IntrinsicInst>(LLVMI)->isAssociative());
77     // Check isCommutative().
78     EXPECT_EQ(cast<sandboxir::IntrinsicInst>(I)->isCommutative(),
79               cast<llvm::IntrinsicInst>(LLVMI)->isCommutative());
80     // Check isAssumeLikeIntrinsic().
81     EXPECT_EQ(cast<sandboxir::IntrinsicInst>(I)->isAssumeLikeIntrinsic(),
82               cast<llvm::IntrinsicInst>(LLVMI)->isAssumeLikeIntrinsic());
83     // Check mayLowerToFunctionCall().
84     auto ID = cast<sandboxir::IntrinsicInst>(I)->getIntrinsicID();
85     EXPECT_EQ(sandboxir::IntrinsicInst::mayLowerToFunctionCall(ID),
86               llvm::IntrinsicInst::mayLowerToFunctionCall(ID));
87   }
88 }
89