FilesExpand file tree

 main

/

WasmOpcodeOrigin.cpp

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

81 lines (68 loc) · 2.57 KB

 main

/

WasmOpcodeOrigin.cpp

Top

File metadata and controls

• Code
• Blame

81 lines (68 loc) · 2.57 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

/*

* Copyright (C) 2017-2022 Apple Inc. All rights reserved.

*

* Redistribution and use in source and binary forms, with or without

* modification, are permitted provided that the following conditions

* are met:

* 1. Redistributions of source code must retain the above copyright

* notice, this list of conditions and the following disclaimer.

* 2. Redistributions in binary form must reproduce the above copyright

* notice, this list of conditions and the following disclaimer in the

* documentation and/or other materials provided with the distribution.

*

* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY

* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR

* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

#include "config.h"

#include "WasmOpcodeOrigin.h"

#include "B3Origin.h"

#include <wtf/text/MakeString.h>

#if ENABLE(WEBASSEMBLY)

namespace JSC { namespace Wasm {

#if ENABLE(WEBASSEMBLY_OMGJIT)

OpcodeOrigin::OpcodeOrigin(B3::Origin origin)

{

ASSERT(origin.isPackedWasmOrigin());

packedData = origin.m_data.bits();

}

B3::Origin OpcodeOrigin::asB3Origin()

{

return B3::Origin(packedData);

}

#endif

ASCIILiteral OpcodeOrigin::opcodeString() const

{

switch (opcode()) {

#if USE(JSVALUE64)

case OpType::ExtGC:

return makeString(gcOpcode());

case OpType::Ext1:

return makeString(ext1Opcode());

case OpType::ExtSIMD:

return makeString(simdOpcode());

case OpType::ExtAtomic:

return makeString(atomicOpcode());

#endif

default:

return makeString(opcode());

}

}

void OpcodeOrigin::dump(PrintStream& out) const

{

out.print("{opcode: ", opcodeString(), ", location: ", RawHex(location()), "}");

}

static_assert(sizeof(OpcodeOrigin) == sizeof(uint64_t), "this packing doesn't work if this isn't the case");

#if ENABLE(WEBASSEMBLY_OMGJIT)

static_assert(sizeof(B3::Origin) == sizeof(uint64_t), "this packing doesn't work if this isn't the case");

#endif

} } // namespace JSC::Wasm

#endif // ENABLE(WEBASSEMBLY)