devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

Removed msvc-style x86 inline asm. Now the iriver win32 sim builds again.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7713 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2005-11-01 21:17:41 +00:00
parent b12df7eaff
commit 2f4327f760
1 changed files with 1 additions and 92 deletions
Download patch file Download diff file Expand all files Collapse all files

93
apps/codecs/libfaad/fixed.h
View file

@ -59,98 +59,7 @@ typedef int32_t real_t;
#define Q2_PRECISION (1 << Q2_BITS)
#define Q2_CONST(A) (((A) >= 0) ? ((real_t)((A)*(Q2_PRECISION)+0.5)) : ((real_t)((A)*(Q2_PRECISION)-0.5)))
#if defined(_WIN32) && !defined(_WIN32_WCE)
/* multiply with real shift */
static INLINE real_t MUL_R(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
shrd eax,edx,REAL_BITS
}
}
/* multiply with coef shift */
static INLINE real_t MUL_C(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
shrd eax,edx,COEF_BITS
}
}
static INLINE real_t MUL_Q2(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
shrd eax,edx,Q2_BITS
}
}
static INLINE real_t MUL_SHIFT6(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
shrd eax,edx,6
}
}
static INLINE real_t MUL_SHIFT23(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
shrd eax,edx,23
}
}
#if 1
static INLINE real_t _MulHigh(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
mov eax,edx
}
}
/* multiply with fractional shift */
static INLINE real_t MUL_F(real_t A, real_t B)
{
return _MulHigh(A,B) << (FRAC_SIZE-FRAC_BITS);
}
/* Complex multiplication */
static INLINE void ComplexMult(real_t *y1, real_t *y2,
real_t x1, real_t x2, real_t c1, real_t c2)
{
*y1 = (_MulHigh(x1, c1) + _MulHigh(x2, c2))<<(FRAC_SIZE-FRAC_BITS);
*y2 = (_MulHigh(x2, c1) - _MulHigh(x1, c2))<<(FRAC_SIZE-FRAC_BITS);
}
#else
static INLINE real_t MUL_F(real_t A, real_t B)
{
_asm {
mov eax,A
imul B
shrd eax,edx,FRAC_BITS
}
}
/* Complex multiplication */
static INLINE void ComplexMult(real_t *y1, real_t *y2,
real_t x1, real_t x2, real_t c1, real_t c2)
{
*y1 = MUL_F(x1, c1) + MUL_F(x2, c2);
*y2 = MUL_F(x2, c1) - MUL_F(x1, c2);
}
#endif
#elif defined(__GNUC__) && defined (__arm__)
#if defined(__GNUC__) && defined (__arm__)
/* taken from MAD */
#define arm_mul(x, y, SCALEBITS) \