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[AbstractCallSite] Look though constant cast expression when checking…
… for callee use Summary: That makes AbstractCallSite::isCallee(const Use *) behavior consistent with AbstractCallSite constructor. Reviewers: jdoerfert Reviewed By: jdoerfert Subscribers: mgorny, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D79188
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//===----- AbstractCallSiteTest.cpp - AbstractCallSite Unittests ----------===// | ||
// | ||
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | ||
// See https://llvm.org/LICENSE.txt for license information. | ||
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||
// | ||
//===----------------------------------------------------------------------===// | ||
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#include "llvm/AsmParser/Parser.h" | ||
#include "llvm/IR/AbstractCallSite.h" | ||
#include "llvm/IR/Function.h" | ||
#include "llvm/IR/Module.h" | ||
#include "llvm/Support/SourceMgr.h" | ||
#include "gtest/gtest.h" | ||
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using namespace llvm; | ||
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static std::unique_ptr<Module> parseIR(LLVMContext &C, const char *IR) { | ||
SMDiagnostic Err; | ||
std::unique_ptr<Module> Mod = parseAssemblyString(IR, Err, C); | ||
if (!Mod) | ||
Err.print("AbstractCallSiteTests", errs()); | ||
return Mod; | ||
} | ||
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TEST(AbstractCallSite, CallbackCall) { | ||
LLVMContext C; | ||
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const char *IR = | ||
"define void @callback(i8* %X, i32* %A) {\n" | ||
" ret void\n" | ||
"}\n" | ||
"define void @foo(i32* %A) {\n" | ||
" call void (i32, void (i8*, ...)*, ...) @broker(i32 1, void (i8*, ...)* bitcast (void (i8*, i32*)* @callback to void (i8*, ...)*), i32* %A)\n" | ||
" ret void\n" | ||
"}\n" | ||
"declare !callback !0 void @broker(i32, void (i8*, ...)*, ...)\n" | ||
"!0 = !{!1}\n" | ||
"!1 = !{i64 1, i64 -1, i1 true}"; | ||
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std::unique_ptr<Module> M = parseIR(C, IR); | ||
ASSERT_TRUE(M); | ||
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Function *Callback = M->getFunction("callback"); | ||
ASSERT_NE(Callback, nullptr); | ||
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const Use *CallbackUse = Callback->getSingleUndroppableUse(); | ||
ASSERT_NE(CallbackUse, nullptr); | ||
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AbstractCallSite ACS(CallbackUse); | ||
EXPECT_TRUE(ACS); | ||
EXPECT_TRUE(ACS.isCallbackCall()); | ||
EXPECT_TRUE(ACS.isCallee(CallbackUse)); | ||
EXPECT_EQ(ACS.getCalledFunction(), Callback); | ||
} |
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