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Converted a1.ll to unittests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67652 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman
parent
abc061c088
commit
2e734269e3
@ -1,25 +0,0 @@
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; RUN: llvm-as %s -o - | llvm-dis > %t.ll
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; RUN: diff %t.ll %s.out
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; test 1 bit
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;
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@b = constant i1 add(i1 1 , i1 1)
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@c = constant i1 add(i1 -1, i1 1)
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@d = constant i1 add(i1 -1, i1 -1)
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@e = constant i1 sub(i1 -1, i1 1)
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@f = constant i1 sub(i1 1 , i1 -1)
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@g = constant i1 sub(i1 1 , i1 1)
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@h = constant i1 shl(i1 1 , i1 1) ; undefined
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@i = constant i1 shl(i1 1 , i1 0)
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@j = constant i1 lshr(i1 1, i1 1) ; undefined
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@m = constant i1 ashr(i1 1, i1 1) ; undefined
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@n = constant i1 mul(i1 -1, i1 1)
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@o = constant i1 sdiv(i1 -1, i1 1) ; overflow
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@p = constant i1 sdiv(i1 1 , i1 -1); overflow
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@q = constant i1 udiv(i1 -1, i1 1)
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@r = constant i1 udiv(i1 1, i1 -1)
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@s = constant i1 srem(i1 -1, i1 1) ; overflow
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@t = constant i1 urem(i1 -1, i1 1)
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@u = constant i1 srem(i1 1, i1 -1) ; overflow
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@ -1,19 +0,0 @@
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; ModuleID = '<stdin>'
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@b = constant i1 false ; <i1*> [#uses=0]
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@c = constant i1 false ; <i1*> [#uses=0]
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@d = constant i1 false ; <i1*> [#uses=0]
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@e = constant i1 false ; <i1*> [#uses=0]
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@f = constant i1 false ; <i1*> [#uses=0]
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@g = constant i1 false ; <i1*> [#uses=0]
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@h = constant i1 undef ; <i1*> [#uses=0]
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@i = constant i1 true ; <i1*> [#uses=0]
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@j = constant i1 undef ; <i1*> [#uses=0]
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@m = constant i1 undef ; <i1*> [#uses=0]
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@n = constant i1 true ; <i1*> [#uses=0]
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@o = constant i1 true ; <i1*> [#uses=0]
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@p = constant i1 true ; <i1*> [#uses=0]
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@q = constant i1 true ; <i1*> [#uses=0]
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@r = constant i1 true ; <i1*> [#uses=0]
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@s = constant i1 false ; <i1*> [#uses=0]
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@t = constant i1 false ; <i1*> [#uses=0]
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@u = constant i1 false ; <i1*> [#uses=0]
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@ -7,13 +7,29 @@
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//
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//===----------------------------------------------------------------------===//
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#include <ostream>
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#include "llvm/Support/raw_ostream.h"
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#include "gtest/gtest.h"
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#include "llvm/ADT/APInt.h"
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#include "llvm/ADT/SmallString.h"
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using namespace llvm;
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namespace {
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// Make the Google Test failure output equivalent to APInt::dump()
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std::ostream& operator<<(std::ostream &OS, const llvm::APInt& I) {
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llvm::raw_os_ostream raw_os(OS);
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SmallString<40> S, U;
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I.toStringUnsigned(U);
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I.toStringSigned(S);
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raw_os << "APInt(" << I.getBitWidth()<< "b, "
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<< U.c_str() << "u " << S.c_str() << "s)";
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raw_os.flush();
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return OS;
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}
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// Test that APInt shift left works when bitwidth > 64 and shiftamt == 0
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TEST(APIntTest, ShiftLeftByZero) {
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APInt One = APInt::getNullValue(65) + 1;
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@ -22,7 +38,7 @@ TEST(APIntTest, ShiftLeftByZero) {
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EXPECT_EQ(false, Shl[1]);
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}
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TEST(APIntTest, I128NegativeCount) {
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TEST(APIntTest, i128_NegativeCount) {
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APInt Minus3(128, (uint64_t)-3, true);
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EXPECT_EQ(126u, Minus3.countLeadingOnes());
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EXPECT_EQ(-3, Minus3.getSExtValue());
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@ -37,7 +53,7 @@ TEST(APIntTest, I128NegativeCount) {
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EXPECT_EQ(-1, Minus1.getSExtValue());
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}
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TEST(APIntTest, I33Count) {
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TEST(APIntTest, i33_Count) {
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APInt i33minus2(33, -2, true);
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EXPECT_EQ(0u, i33minus2.countLeadingZeros());
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EXPECT_EQ(32u, i33minus2.countLeadingOnes());
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@ -48,7 +64,7 @@ TEST(APIntTest, I33Count) {
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EXPECT_EQ(((uint64_t)-2)&((1ull<<33) -1), i33minus2.getZExtValue());
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}
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TEST(APIntTest, I65Count) {
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TEST(APIntTest, i65_Count) {
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APInt i65minus(65, 0, true);
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i65minus.set(64);
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EXPECT_EQ(0u, i65minus.countLeadingZeros());
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@ -58,7 +74,7 @@ TEST(APIntTest, I65Count) {
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EXPECT_EQ(1u, i65minus.countPopulation());
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}
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TEST(APIntTest, I128PositiveCount) {
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TEST(APIntTest, i128_PositiveCount) {
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APInt u128max = APInt::getAllOnesValue(128);
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EXPECT_EQ(128u, u128max.countLeadingOnes());
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EXPECT_EQ(0u, u128max.countLeadingZeros());
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@ -97,4 +113,67 @@ TEST(APIntTest, I128PositiveCount) {
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EXPECT_EQ(1u, one.getZExtValue());
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}
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TEST(APIntTest, i1) {
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const APInt neg_two(1, -2, true);
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const APInt neg_one(1, -1, true);
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const APInt zero(1, 0);
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const APInt one(1, 1);
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const APInt two(1, 2);
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EXPECT_EQ(0, neg_two.getSExtValue());
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EXPECT_EQ(-1, neg_one.getSExtValue());
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EXPECT_EQ(1u, neg_one.getZExtValue());
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EXPECT_EQ(0u, zero.getZExtValue());
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EXPECT_EQ(-1, one.getSExtValue());
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EXPECT_EQ(1u, one.getZExtValue());
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EXPECT_EQ(0u, two.getZExtValue());
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EXPECT_EQ(0, two.getSExtValue());
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// Basic equalities for 1-bit values.
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EXPECT_EQ(zero, two);
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EXPECT_EQ(zero, neg_two);
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EXPECT_EQ(one, neg_one);
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EXPECT_EQ(two, neg_two);
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// Additions.
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EXPECT_EQ(two, one + one);
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EXPECT_EQ(zero, neg_one + one);
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EXPECT_EQ(neg_two, neg_one + neg_one);
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// Subtractions.
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EXPECT_EQ(neg_two, neg_one - one);
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EXPECT_EQ(two, one - neg_one);
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EXPECT_EQ(zero, one - one);
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// Shifts.
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EXPECT_EQ(zero, one << one);
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EXPECT_EQ(one, one << zero);
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EXPECT_EQ(zero, one.shl(1));
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EXPECT_EQ(one, one.shl(0));
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EXPECT_EQ(zero, one.lshr(1));
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EXPECT_EQ(zero, one.ashr(1));
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// Multiplies.
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EXPECT_EQ(neg_one, neg_one * one);
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EXPECT_EQ(neg_one, one * neg_one);
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EXPECT_EQ(one, neg_one * neg_one);
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EXPECT_EQ(one, one * one);
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// Divides.
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EXPECT_EQ(neg_one, one.sdiv(neg_one));
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EXPECT_EQ(neg_one, neg_one.sdiv(one));
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EXPECT_EQ(one, neg_one.sdiv(neg_one));
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EXPECT_EQ(one, one.sdiv(one));
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EXPECT_EQ(neg_one, one.udiv(neg_one));
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EXPECT_EQ(neg_one, neg_one.udiv(one));
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EXPECT_EQ(one, neg_one.udiv(neg_one));
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EXPECT_EQ(one, one.udiv(one));
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// Remainders.
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EXPECT_EQ(zero, neg_one.srem(one));
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EXPECT_EQ(zero, neg_one.urem(one));
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EXPECT_EQ(zero, one.srem(neg_one));
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}
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}
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@ -16,7 +16,7 @@ BUILD_ARCHIVE = 1
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CPP.Flags += -I$(LLVM_SRC_ROOT)/utils/unittest/googletest/include/
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CPP.Flags += -Wno-variadic-macros
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PARALLEL_DIRS = ADT Support
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PARALLEL_DIRS = ADT Support VMCore
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include $(LEVEL)/Makefile.common
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98
unittests/VMCore/ConstantsTest.cpp
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98
unittests/VMCore/ConstantsTest.cpp
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@ -0,0 +1,98 @@
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//===- llvm/unittest/VMCore/ConstantsTest.cpp - Constants unit tests ------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Constants.h"
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#include "llvm/DerivedTypes.h"
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#include "gtest/gtest.h"
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namespace llvm {
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namespace {
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TEST(ConstantsTest, Integer_i1) {
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const IntegerType* Int1 = IntegerType::get(1);
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Constant* One = ConstantInt::get(Int1, 1, true);
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Constant* Zero = ConstantInt::get(Int1, 0);
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Constant* NegOne = ConstantInt::get(Int1, -1, true);
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Constant* Undef = UndefValue::get(Int1);
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// Input: @b = constant i1 add(i1 1 , i1 1)
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// Output: @b = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getAdd(One, One));
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// @c = constant i1 add(i1 -1, i1 1)
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// @c = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getAdd(NegOne, One));
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// @d = constant i1 add(i1 -1, i1 -1)
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// @d = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getAdd(NegOne, NegOne));
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// @e = constant i1 sub(i1 -1, i1 1)
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// @e = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getSub(NegOne, One));
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// @f = constant i1 sub(i1 1 , i1 -1)
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// @f = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getSub(One, NegOne));
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// @g = constant i1 sub(i1 1 , i1 1)
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// @g = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getSub(One, One));
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// @h = constant i1 shl(i1 1 , i1 1) ; undefined
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// @h = constant i1 undef
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EXPECT_EQ(Undef, ConstantExpr::getShl(One, One));
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// @i = constant i1 shl(i1 1 , i1 0)
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// @i = constant i1 true
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EXPECT_EQ(One, ConstantExpr::getShl(One, Zero));
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// @j = constant i1 lshr(i1 1, i1 1) ; undefined
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// @j = constant i1 undef
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EXPECT_EQ(Undef, ConstantExpr::getLShr(One, One));
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// @m = constant i1 ashr(i1 1, i1 1) ; undefined
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// @m = constant i1 undef
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EXPECT_EQ(Undef, ConstantExpr::getAShr(One, One));
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// @n = constant i1 mul(i1 -1, i1 1)
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// @n = constant i1 true
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EXPECT_EQ(One, ConstantExpr::getMul(NegOne, One));
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// @o = constant i1 sdiv(i1 -1, i1 1) ; overflow
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// @o = constant i1 true
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EXPECT_EQ(One, ConstantExpr::getSDiv(NegOne, One));
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// @p = constant i1 sdiv(i1 1 , i1 -1); overflow
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// @p = constant i1 true
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EXPECT_EQ(One, ConstantExpr::getSDiv(One, NegOne));
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// @q = constant i1 udiv(i1 -1, i1 1)
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// @q = constant i1 true
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EXPECT_EQ(One, ConstantExpr::getUDiv(NegOne, One));
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// @r = constant i1 udiv(i1 1, i1 -1)
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// @r = constant i1 true
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EXPECT_EQ(One, ConstantExpr::getUDiv(One, NegOne));
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// @s = constant i1 srem(i1 -1, i1 1) ; overflow
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// @s = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getSRem(NegOne, One));
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// @t = constant i1 urem(i1 -1, i1 1)
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// @t = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getURem(NegOne, One));
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// @u = constant i1 srem(i1 1, i1 -1) ; overflow
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// @u = constant i1 false
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EXPECT_EQ(Zero, ConstantExpr::getSRem(One, NegOne));
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}
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} // end anonymous namespace
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} // end namespace llvm
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15
unittests/VMCore/Makefile
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15
unittests/VMCore/Makefile
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@ -0,0 +1,15 @@
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##===- unittests/VMCore/Makefile ---------------------------*- Makefile -*-===##
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#
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# The LLVM Compiler Infrastructure
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#
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# This file is distributed under the University of Illinois Open Source
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# License. See LICENSE.TXT for details.
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#
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##===----------------------------------------------------------------------===##
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LEVEL = ../..
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TESTNAME = VMCore
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LINK_COMPONENTS := core support
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include $(LEVEL)/Makefile.config
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include $(LLVM_SRC_ROOT)/unittests/Makefile.unittest
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