tools: make some stuff endianness-aware

This commit is contained in:
fgsfds 2020-06-14 02:28:59 +03:00
parent 2e03057182
commit f02c1cab49
7 changed files with 34 additions and 14 deletions

View file

@ -19,11 +19,19 @@ typedef unsigned int u32;
typedef unsigned long long u64; typedef unsigned long long u64;
typedef float f32; typedef float f32;
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define bswap16(x) (x)
# define bswap32(x) (x)
# define BSWAP16(x)
# define BSWAP32(x)
# define BSWAP16_MANY(x, n)
#else
# define bswap16(x) __builtin_bswap16(x) # define bswap16(x) __builtin_bswap16(x)
# define bswap32(x) __builtin_bswap32(x) # define bswap32(x) __builtin_bswap32(x)
# define BSWAP16(x) x = __builtin_bswap16(x) # define BSWAP16(x) x = __builtin_bswap16(x)
# define BSWAP32(x) x = __builtin_bswap32(x) # define BSWAP32(x) x = __builtin_bswap32(x)
# define BSWAP16_MANY(x, n) for (s32 _i = 0; _i < n; _i++) BSWAP16((x)[_i]) # define BSWAP16_MANY(x, n) for (s32 _i = 0; _i < n; _i++) BSWAP16((x)[_i])
#endif
#define NORETURN __attribute__((noreturn)) #define NORETURN __attribute__((noreturn))
#define UNUSED __attribute__((unused)) #define UNUSED __attribute__((unused))

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@ -15,8 +15,13 @@ typedef int s32;
typedef unsigned char u8; typedef unsigned char u8;
typedef unsigned int u32; typedef unsigned int u32;
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define BSWAP16(x)
# define BSWAP32(x)
#else
# define BSWAP16(x) x = __builtin_bswap16(x) # define BSWAP16(x) x = __builtin_bswap16(x)
# define BSWAP32(x) x = __builtin_bswap32(x) # define BSWAP32(x) x = __builtin_bswap32(x)
#endif
#define NORETURN __attribute__((noreturn)) #define NORETURN __attribute__((noreturn))
#define UNUSED __attribute__((unused)) #define UNUSED __attribute__((unused))

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@ -4,7 +4,7 @@ libaudiofile.a: audiofile.o
ar rcs libaudiofile.a audiofile.o ar rcs libaudiofile.a audiofile.o
audiofile.o: audiofile.cpp audiofile.h aupvlist.h audiofile.o: audiofile.cpp audiofile.h aupvlist.h
$(CXX) -O2 -I. -c audiofile.cpp $(CXX) -std=c++11 -O2 -I. -c audiofile.cpp
clean: clean:
rm -f audiofile.o libaudiofile.a rm -f audiofile.o libaudiofile.a

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@ -5075,7 +5075,7 @@ bool ModuleState::fileModuleHandlesSeeking() const
status ModuleState::setup(AFfilehandle file, Track *track) status ModuleState::setup(AFfilehandle file, Track *track)
{ {
AFframecount fframepos = llrint(track->nextvframe * track->f.sampleRate / track->v.sampleRate); AFframecount fframepos = std::llrint((long double)track->nextvframe * track->f.sampleRate / track->v.sampleRate);
bool isReading = file->m_access == _AF_READ_ACCESS; bool isReading = file->m_access == _AF_READ_ACCESS;
if (!track->v.isUncompressed()) if (!track->v.isUncompressed())
@ -5146,11 +5146,11 @@ status ModuleState::setup(AFfilehandle file, Track *track)
if (track->totalfframes == -1) if (track->totalfframes == -1)
track->totalvframes = -1; track->totalvframes = -1;
else else
track->totalvframes = llrint(track->totalfframes * track->totalvframes = std::llrint((long double)track->totalfframes *
(track->v.sampleRate / track->f.sampleRate)); (track->v.sampleRate / track->f.sampleRate));
track->nextfframe = fframepos; track->nextfframe = fframepos;
track->nextvframe = llrint(fframepos * track->v.sampleRate / track->f.sampleRate); track->nextvframe = std::llrint((long double)fframepos * track->v.sampleRate / track->f.sampleRate);
m_isDirty = false; m_isDirty = false;

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@ -18,8 +18,13 @@
#include <vector> #include <vector>
using namespace std; using namespace std;
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# define BSWAP32(x) ((((x) >> 24) & 0xff) | (((x) >> 8) & 0xff00) | (((x) << 8) & 0xff0000) | (((x) << 24) & 0xff000000U)) # define BSWAP32(x) ((((x) >> 24) & 0xff) | (((x) >> 8) & 0xff00) | (((x) << 8) & 0xff0000) | (((x) << 24) & 0xff000000U))
# define BSWAP16(x) ((((x) >> 8) & 0xff) | (((x) << 8) & 0xff00)) # define BSWAP16(x) ((((x) >> 8) & 0xff) | (((x) << 8) & 0xff00))
#else
# define BSWAP32(x) (x)
# define BSWAP16(x) (x)
#endif
const char* OUTPUT_FILE = "assets.json"; const char* OUTPUT_FILE = "assets.json";
const size_t CHUNK_SIZE = 16; const size_t CHUNK_SIZE = 16;

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@ -14,7 +14,7 @@ typedef unsigned long long u64;
typedef float f32; typedef float f32;
typedef double f64; typedef double f64;
#ifdef __sgi #if defined(__sgi) || (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
# define BSWAP16(x) # define BSWAP16(x)
# define BSWAP32(x) # define BSWAP32(x)
# define BSWAP16_MANY(x, n) # define BSWAP16_MANY(x, n)

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@ -387,7 +387,9 @@ void combine_skybox(const char *input, const char *output) {
uint32_t table[W*H]; uint32_t table[W*H];
if (fread(table, sizeof(table), 1, file) != 1) goto fail; if (fread(table, sizeof(table), 1, file) != 1) goto fail;
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
reverse_endian((unsigned char *) table, W*H*4); reverse_endian((unsigned char *) table, W*H*4);
#endif
uint32_t base = table[0]; uint32_t base = table[0];
for (int i = 0; i < W*H; i++) { for (int i = 0; i < W*H; i++) {