test/cctest/compiler/test-run-properties.cc - Issue 1839383002: Version 4.9.385.34 (cherry-pick)

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Issue 1839383002: Version 4.9.385.34 (cherry-pick) (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@4.9

Patch Set: Created 4 years, 8 months ago

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1 // Copyright 2014 the V8 project authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "test/cctest/compiler/function-tester.h"

6

7 namespace v8 {

8 namespace internal {

9 namespace compiler {

10

11 template <typename U>

12 static void TypedArrayLoadHelper(const char* array_type) {

13 static const uint32_t kValues[] = {

14 0x00000000, 0x00000001, 0x00000023, 0x00000042, 0x12345678, 0x87654321,

15 0x0000003f, 0x0000007f, 0x00003fff, 0x00007fff, 0x3fffffff, 0x7fffffff,

16 0x000000ff, 0x00000080, 0x0000ffff, 0x00008000, 0xffffffff, 0x80000000};

17 EmbeddedVector<char, 1024> values_buffer;

18 StringBuilder values_builder(values_buffer.start(), values_buffer.length());

19 for (size_t i = 0; i < arraysize(kValues); ++i) {

20 values_builder.AddFormatted("a[%d] = 0x%08x;", i, kValues[i]);

21 }

22

23 // Note that below source creates two different typed arrays with the same

24 // elements kind to get coverage for both (on heap / with external backing

25 // store) access patterns.

26 const char* source =

27 "(function(a) {"

28 " var x = (a = new %sArray(%d)); %s;"

29 " var y = (a = new %sArray(%d)); %s; %%TypedArrayGetBuffer(y);"

30 " if (!%%HasFixed%sElements(x)) %%AbortJS('x');"

31 " if (!%%HasFixed%sElements(y)) %%AbortJS('y');"

32 " function f(a,b) {"

33 " a = a \| 0; b = b \| 0;"

34 " return x[a] + y[b];"

35 " }"

36 " return f;"

37 "})()";

38 EmbeddedVector<char, 1024> source_buffer;

39 SNPrintF(source_buffer, source, array_type, arraysize(kValues),

40 values_buffer.start(), array_type, arraysize(kValues),

41 values_buffer.start(), array_type, array_type);

42

43 FunctionTester T(source_buffer.start(),

44 CompilationInfo::kFunctionContextSpecializing \|

45 CompilationInfo::kTypingEnabled);

46 for (size_t i = 0; i < arraysize(kValues); ++i) {

47 for (size_t j = 0; j < arraysize(kValues); ++j) {

48 volatile U value_a = static_cast<U>(kValues[i]);

49 volatile U value_b = static_cast<U>(kValues[j]);

50 double expected =

51 static_cast<double>(value_a) + static_cast<double>(value_b);

52 T.CheckCall(T.Val(expected), T.Val(static_cast<double>(i)),

53 T.Val(static_cast<double>(j)));

54 }

55 }

56 }

57

58

59 TEST(TypedArrayLoad) {

60 FLAG_typed_array_max_size_in_heap = 256;

61 TypedArrayLoadHelper<int8_t>("Int8");

62 TypedArrayLoadHelper<uint8_t>("Uint8");

63 TypedArrayLoadHelper<int16_t>("Int16");

64 TypedArrayLoadHelper<uint16_t>("Uint16");

65 TypedArrayLoadHelper<int32_t>("Int32");

66 TypedArrayLoadHelper<uint32_t>("Uint32");

67 TypedArrayLoadHelper<float>("Float32");

68 TypedArrayLoadHelper<double>("Float64");

69 // TODO(mstarzinger): Add tests for ClampedUint8.

70 }

71

72

73 template <typename U>

74 static void TypedArrayStoreHelper(const char* array_type) {

75 static const uint32_t kValues[] = {

76 0x00000000, 0x00000001, 0x00000023, 0x00000042, 0x12345678, 0x87654321,

77 0x0000003f, 0x0000007f, 0x00003fff, 0x00007fff, 0x3fffffff, 0x7fffffff,

78 0x000000ff, 0x00000080, 0x0000ffff, 0x00008000, 0xffffffff, 0x80000000};

79 EmbeddedVector<char, 1024> values_buffer;

80 StringBuilder values_builder(values_buffer.start(), values_buffer.length());

81 for (size_t i = 0; i < arraysize(kValues); ++i) {

82 values_builder.AddFormatted("a[%d] = 0x%08x;", i, kValues[i]);

83 }

84

85 // Note that below source creates two different typed arrays with the same

86 // elements kind to get coverage for both (on heap/with external backing

87 // store) access patterns.

88 const char* source =

89 "(function(a) {"

90 " var x = (a = new %sArray(%d)); %s;"

91 " var y = (a = new %sArray(%d)); %s; %%TypedArrayGetBuffer(y);"

92 " if (!%%HasFixed%sElements(x)) %%AbortJS('x');"

93 " if (!%%HasFixed%sElements(y)) %%AbortJS('y');"

94 " function f(a,b) {"

95 " a = a \| 0; b = b \| 0;"

96 " var t = x[a];"

97 " x[a] = y[b];"

98 " y[b] = t;"

99 " t = y[b];"

100 " y[b] = x[a];"

101 " x[a] = t;"

102 " return x[a] + y[b];"

103 " }"

104 " return f;"

105 "})()";

106 EmbeddedVector<char, 2048> source_buffer;

107 SNPrintF(source_buffer, source, array_type, arraysize(kValues),

108 values_buffer.start(), array_type, arraysize(kValues),

109 values_buffer.start(), array_type, array_type);

110

111 FunctionTester T(source_buffer.start(),

112 CompilationInfo::kFunctionContextSpecializing \|

113 CompilationInfo::kTypingEnabled);

114 for (size_t i = 0; i < arraysize(kValues); ++i) {

115 for (size_t j = 0; j < arraysize(kValues); ++j) {

116 volatile U value_a = static_cast<U>(kValues[i]);

117 volatile U value_b = static_cast<U>(kValues[j]);

118 double expected =

119 static_cast<double>(value_a) + static_cast<double>(value_b);

120 T.CheckCall(T.Val(expected), T.Val(static_cast<double>(i)),

121 T.Val(static_cast<double>(j)));

122 }

123 }

124 }

125

126

127 TEST(TypedArrayStore) {

128 FLAG_typed_array_max_size_in_heap = 256;

129 TypedArrayStoreHelper<int8_t>("Int8");

130 TypedArrayStoreHelper<uint8_t>("Uint8");

131 TypedArrayStoreHelper<int16_t>("Int16");

132 TypedArrayStoreHelper<uint16_t>("Uint16");

133 TypedArrayStoreHelper<int32_t>("Int32");

134 TypedArrayStoreHelper<uint32_t>("Uint32");

135 TypedArrayStoreHelper<float>("Float32");

136 TypedArrayStoreHelper<double>("Float64");

137 // TODO(mstarzinger): Add tests for ClampedUint8.

138 }

139

140 } // namespace compiler

141 } // namespace internal

142 } // namespace v8

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