%define LOOP_ALIGN
INIT_MMX
AC3_EXPONENT_MIN mmx
-%ifdef HAVE_MMX2
+%if HAVE_MMX2
%define PMINUB PMINUB_MMXEXT
%define LOOP_ALIGN ALIGN 16
AC3_EXPONENT_MIN mmxext
%endif
-%ifdef HAVE_SSE
+%if HAVE_SSE
INIT_XMM
AC3_EXPONENT_MIN sse2
%endif
pabsd %1, %1
%endmacro
-%ifdef HAVE_AMD3DNOW
+%if HAVE_AMD3DNOW
INIT_MMX
cglobal ac3_extract_exponents_3dnow, 3,3,0, exp, coef, len
add expq, lenq
REP_RET
%endmacro
-%ifdef HAVE_SSE
+%if HAVE_SSE
INIT_XMM
%define PABSD PABSD_MMX
AC3_EXTRACT_EXPONENTS sse2
-%ifdef HAVE_SSSE3
+%if HAVE_SSSE3
%define PABSD PABSD_SSSE3
AC3_EXTRACT_EXPONENTS ssse3
%endif