From 99edd1888221b15b6a85767e0e12cb57a829923d Mon Sep 17 00:00:00 2001
From: David Schleef <ds@schleef.org>
Date: Tue, 6 Nov 2001 12:49:01 +0000
Subject: [PATCH] Fixes to properly conditionally compile
 architecture-dependent code

Original commit message from CVS:
Fixes to properly conditionally compile architecture-dependent code
---
 libs/resample/Makefile.am | 12 +++++++++++-
 libs/resample/dtos.c      | 10 ++++++----
 libs/resample/resample.h  |  9 +++++++++
 3 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/libs/resample/Makefile.am b/libs/resample/Makefile.am
index 02c664d83a..fa31cb0823 100644
--- a/libs/resample/Makefile.am
+++ b/libs/resample/Makefile.am
@@ -15,5 +15,15 @@ test_SOURCES = test.c
 test_LDADD = libresample.la
 
 
-CFLAGS += -O2 -ffast-math
+if HAVE_CPU_I386
+ARCHCFLAGS = -march=i486
+else
+if HAVE_CPU_PPC
+ARCHCFLAGS = -Wa,-m7400
+else
+ARCHCFLAGS =
+endif
+endif
+
+CFLAGS += -O2 -ffast-math $(ARCHCFLAGS)
 
diff --git a/libs/resample/dtos.c b/libs/resample/dtos.c
index ce4a1c01c6..c02d0ef157 100644
--- a/libs/resample/dtos.c
+++ b/libs/resample/dtos.c
@@ -29,12 +29,12 @@
 
 
 #define short_to_double_table
-#define short_to_double_altivec
+//#define short_to_double_altivec
 #define short_to_double_unroll
 
 #ifdef short_to_double_table
-float ints_high[256];
-float ints_low[256];
+static float ints_high[256];
+static float ints_low[256];
 
 void conv_double_short_table(double *dest, short *src, int n)
 {
@@ -94,7 +94,7 @@ void conv_double_short_ref(double *dest, short *src, int n)
 	}
 }
 
-#ifdef short_to_double_altivec
+#ifdef HAVE_CPU_PPC
 static union { int i[4]; float f[4]; } av_tmp __attribute__ ((__aligned__ (16)));
 
 void conv_double_short_altivec(double *dest, short *src, int n)
@@ -141,6 +141,7 @@ void conv_short_double_ref(short *dest, double *src, int n)
 	}
 }
 
+#ifdef HAVE_CPU_PPC
 void conv_short_double_ppcasm(short *dest, double *src, int n)
 {
 	int tmp[2];
@@ -168,5 +169,6 @@ void conv_short_double_ppcasm(short *dest, double *src, int n)
 	: "r9", "r5" );
 
 }
+#endif
 
 
diff --git a/libs/resample/resample.h b/libs/resample/resample.h
index e5347f0868..4c1b2a5297 100644
--- a/libs/resample/resample.h
+++ b/libs/resample/resample.h
@@ -133,13 +133,22 @@ double functable_window_dboxcar(void *p, double x);
 void conv_double_short_table(double *dest, short *src, int n);
 void conv_double_short_unroll(double *dest, short *src, int n);
 void conv_double_short_ref(double *dest, short *src, int n);
+#ifdef HAVE_CPU_PPC
 void conv_double_short_altivec(double *dest, short *src, int n);
+#endif
 
 void conv_short_double_ref(short *dest, double *src, int n);
+#ifdef HAVE_CPU_PPC
 void conv_short_double_ppcasm(short *dest, double *src, int n);
+#endif
 
+#ifdef HAVE_CPU_PPC
 #define conv_double_short conv_double_short_table
 #define conv_short_double conv_short_double_ppcasm
+#else
+#define conv_double_short conv_double_short_ref
+#define conv_short_double conv_short_double_ref
+#endif
 
 #endif /* __RESAMPLE_H__ */