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-rw-r--r--mp3lib/dct64_altivec.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/mp3lib/dct64_altivec.c b/mp3lib/dct64_altivec.c
index fa252da20c..62299e274a 100644
--- a/mp3lib/dct64_altivec.c
+++ b/mp3lib/dct64_altivec.c
@@ -13,6 +13,10 @@
#ifdef HAVE_ALTIVEC
+#ifndef SYS_DARWIN
+#include <altivec.h>
+#endif
+
// used to build registers permutation vectors (vcprm)
// the 's' are for words in the _s_econd vector
#define WORD_0 0x00,0x01,0x02,0x03
@@ -24,7 +28,11 @@
#define WORD_s2 0x18,0x19,0x1a,0x1b
#define WORD_s3 0x1c,0x1d,0x1e,0x1f
+#ifdef SYS_DARWIN
#define vcprm(a,b,c,d) (const vector unsigned char)(WORD_ ## a, WORD_ ## b, WORD_ ## c, WORD_ ## d)
+#else
+#define vcprm(a,b,c,d) (const vector unsigned char){WORD_ ## a, WORD_ ## b, WORD_ ## c, WORD_ ## d}
+#endif
// vcprmle is used to keep the same index as in the SSE version.
// it's the same as vcprm, with the index inversed
@@ -36,7 +44,17 @@
#define FLOAT_n -1.
#define FLOAT_p 1.
+#ifdef SYS_DARWIN
#define vcii(a,b,c,d) (const vector float)(FLOAT_ ## a, FLOAT_ ## b, FLOAT_ ## c, FLOAT_ ## d)
+#else
+#define vcii(a,b,c,d) (const vector float){FLOAT_ ## a, FLOAT_ ## b, FLOAT_ ## c, FLOAT_ ## d}
+#endif
+
+#ifdef SYS_DARWIN
+#define FOUROF(a) (a)
+#else
+#define FOUROF(a) {a,a,a,a}
+#endif
void dct64_altivec(real *a,real *b,real *c)
{
@@ -47,7 +65,7 @@ void dct64_altivec(real *a,real *b,real *c)
real *out1 = b;
real *samples = c;
- const vector float vczero = (const vector float)(0.);
+ const vector float vczero = (const vector float)FOUROF(0.);
const vector unsigned char reverse = (const vector unsigned char)vcprm(3,2,1,0);
@@ -521,5 +539,5 @@ void dct64_altivec(real *a,real *b,real *c)
out1[0x10*15] = b1[0x1F];
}
-#endif HAVE_ALTIVEC
+#endif /* HAVE_ALTIVEC */