gallium: remove support for GCC older than 4.1.0

Signed-off-by: Timothy Arceri <t_arceri@yahoo.com.au>
Reviewed-By: Jose Fonseca <jfonseca@vmware.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>

diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h
index 0113fb1a0c66ec68fbdd5ae57c64d3e7848bb618..19c7343b171dfc96130b0df850acc137ab11e24f 100644 (file)
--- a/src/gallium/auxiliary/util/u_math.h
+++ b/src/gallium/auxiliary/util/u_math.h
@@ -541,7 +541,7 @@ unsigned ffs( unsigned u )
 static INLINE unsigned
 util_last_bit(unsigned u)
 {
-#if defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 304)
+#if defined(__GNUC__)
    return u == 0 ? 0 : 32 - __builtin_clz(u);
 #else
    unsigned r = 0;
@@ -658,7 +658,7 @@ float_to_byte_tex(float f)
 static INLINE unsigned
 util_logbase2(unsigned n)
 {
-#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 304)
+#if defined(PIPE_CC_GCC)
    return ((sizeof(unsigned) * 8 - 1) - __builtin_clz(n | 1));
 #else
    unsigned pos = 0;
@@ -678,7 +678,7 @@ util_logbase2(unsigned n)
 static INLINE unsigned
 util_next_power_of_two(unsigned x)
 {
-#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 304)
+#if defined(PIPE_CC_GCC)
    if (x <= 1)
        return 1;
 
@@ -710,7 +710,7 @@ util_next_power_of_two(unsigned x)
 static INLINE unsigned
 util_bitcount(unsigned n)
 {
-#if defined(PIPE_CC_GCC) && (PIPE_CC_GCC_VERSION >= 304)
+#if defined(PIPE_CC_GCC)
    return __builtin_popcount(n);
 #else
    /* K&R classic bitcount.

diff --git a/src/gallium/state_trackers/xa/xa_priv.h b/src/gallium/state_trackers/xa/xa_priv.h
index b67337995a8480619f3fd1e6183bcbf422d5627d..f71c06c6c1996b82ca4277d4c0d5cbe32a5aacb8 100644 (file)
--- a/src/gallium/state_trackers/xa/xa_priv.h
+++ b/src/gallium/state_trackers/xa/xa_priv.h
@@ -40,7 +40,7 @@
 
 #include "util/u_math.h"
 
-#if defined(__GNUC__) && __GNUC__ >= 4
+#if defined(__GNUC__)
 #define XA_EXPORT __attribute__ ((visibility("default")))
 #else
 #define XA_EXPORT