https://github.com/shader-slang/slang
Tip revision: 11d43642008905ac69a3832eb8a9b2ae7b785f86 authored by Yong He on 14 September 2021, 18:36:44 UTC
Avoid upcasting to f32 in 16bit float-uint bit cast. (#1938)
Avoid upcasting to f32 in 16bit float-uint bit cast. (#1938)
Tip revision: 11d4364
slang-common.h
#ifndef SLANG_CORE_COMMON_H
#define SLANG_CORE_COMMON_H
#include "../../slang.h"
#include <assert.h>
#include <stdint.h>
#ifdef __GNUC__
#define CORE_LIB_ALIGN_16(x) x __attribute__((aligned(16)))
#else
#define CORE_LIB_ALIGN_16(x) __declspec(align(16)) x
#endif
#define VARIADIC_TEMPLATE
namespace Slang
{
typedef int32_t Int32;
typedef uint32_t UInt32;
typedef int64_t Int64;
typedef uint64_t UInt64;
// Define
typedef SlangUInt UInt;
typedef SlangInt Int;
// typedef unsigned short Word;
typedef intptr_t PtrInt;
// Type used for indexing, in arrays/views etc
typedef Int Index;
template <typename T>
inline T&& _Move(T & obj)
{
return static_cast<T&&>(obj);
}
template <typename T>
inline void Swap(T & v0, T & v1)
{
T tmp = _Move(v0);
v0 = _Move(v1);
v1 = _Move(tmp);
}
#ifdef _MSC_VER
# define SLANG_RETURN_NEVER __declspec(noreturn)
//#elif SLANG_CLANG
//# define SLANG_RETURN_NEVER [[noreturn]]
#else
# define SLANG_RETURN_NEVER [[noreturn]]
//# define SLANG_RETURN_NEVER /* empty */
#endif
#ifdef _MSC_VER
#define UNREACHABLE_RETURN(x)
#define UNREACHABLE(x)
#else
#define UNREACHABLE_RETURN(x) return x;
#define UNREACHABLE(x) x;
#endif
SLANG_RETURN_NEVER void signalUnexpectedError(char const* message);
}
#define SLANG_UNEXPECTED(reason) \
Slang::signalUnexpectedError("unexpected: " reason)
#define SLANG_UNIMPLEMENTED_X(what) \
Slang::signalUnexpectedError("unimplemented: " what)
#define SLANG_UNREACHABLE(msg) \
Slang::signalUnexpectedError("unreachable code executed: " msg)
#ifdef _DEBUG
#define SLANG_EXPECT(VALUE, MSG) if(VALUE) {} else Slang::signalUnexpectedError("assertion failed: '" MSG "'")
#define SLANG_ASSERT(VALUE) SLANG_EXPECT(VALUE, #VALUE)
#else
#define SLANG_EXPECT(VALUE, MSG) do {} while(0)
#define SLANG_ASSERT(VALUE) do {} while(0)
#endif
#define SLANG_RELEASE_ASSERT(VALUE) if(VALUE) {} else Slang::signalUnexpectedError("assertion failed")
#define SLANG_RELEASE_EXPECT(VALUE, WHAT) if(VALUE) {} else SLANG_UNEXPECTED(WHAT)
template<typename T> void slang_use_obj(T&) {}
#define SLANG_UNREFERENCED_PARAMETER(P) slang_use_obj(P)
#define SLANG_UNREFERENCED_VARIABLE(P) slang_use_obj(P)
#endif