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-rw-r--r--src/mesa/drivers/dri/intel/intel_tex.c89
1 files changed, 0 insertions, 89 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_tex.c b/src/mesa/drivers/dri/intel/intel_tex.c
index 743a0432e4..2c21ea0576 100644
--- a/src/mesa/drivers/dri/intel/intel_tex.c
+++ b/src/mesa/drivers/dri/intel/intel_tex.c
@@ -61,88 +61,6 @@ intelFreeTextureImageData(struct gl_context * ctx, struct gl_texture_image *texI
}
}
-
-/* The system memcpy (at least on ubuntu 5.10) has problems copying
- * to agp (writecombined) memory from a source which isn't 64-byte
- * aligned - there is a 4x performance falloff.
- *
- * The x86 __memcpy is immune to this but is slightly slower
- * (10%-ish) than the system memcpy.
- *
- * The sse_memcpy seems to have a slight cliff at 64/32 bytes, but
- * isn't much faster than x86_memcpy for agp copies.
- *
- * TODO: switch dynamically.
- */
-static void *
-do_memcpy(void *dest, const void *src, size_t n)
-{
- if ((((unsigned long) src) & 63) || (((unsigned long) dest) & 63)) {
- return __memcpy(dest, src, n);
- }
- else
- return memcpy(dest, src, n);
-}
-
-
-#if DO_DEBUG && !defined(__ia64__)
-
-#ifndef __x86_64__
-static unsigned
-fastrdtsc(void)
-{
- unsigned eax;
- __asm__ volatile ("\t"
- "pushl %%ebx\n\t"
- "cpuid\n\t" ".byte 0x0f, 0x31\n\t"
- "popl %%ebx\n":"=a" (eax)
- :"0"(0)
- :"ecx", "edx", "cc");
-
- return eax;
-}
-#else
-static unsigned
-fastrdtsc(void)
-{
- unsigned eax;
- __asm__ volatile ("\t" "cpuid\n\t" ".byte 0x0f, 0x31\n\t":"=a" (eax)
- :"0"(0)
- :"ecx", "edx", "ebx", "cc");
-
- return eax;
-}
-#endif
-
-static unsigned
-time_diff(unsigned t, unsigned t2)
-{
- return ((t < t2) ? t2 - t : 0xFFFFFFFFU - (t - t2 - 1));
-}
-
-
-static void *
-timed_memcpy(void *dest, const void *src, size_t n)
-{
- void *ret;
- unsigned t1, t2;
- double rate;
-
- if ((((unsigned) src) & 63) || (((unsigned) dest) & 63))
- printf("Warning - non-aligned texture copy!\n");
-
- t1 = fastrdtsc();
- ret = do_memcpy(dest, src, n);
- t2 = fastrdtsc();
-
- rate = time_diff(t1, t2);
- rate /= (double) n;
- printf("timed_memcpy: %u %u --> %f clocks/byte\n", t1, t2, rate);
- return ret;
-}
-#endif /* DO_DEBUG */
-
-
/**
* Called via ctx->Driver.GenerateMipmap()
* This is basically a wrapper for _mesa_meta_GenerateMipmap() which checks
@@ -202,11 +120,4 @@ intelInitTextureFuncs(struct dd_function_table *functions)
functions->NewTextureImage = intelNewTextureImage;
functions->DeleteTexture = intelDeleteTextureObject;
functions->FreeTexImageData = intelFreeTextureImageData;
-
-#if DO_DEBUG && !defined(__ia64__)
- if (INTEL_DEBUG & DEBUG_BUFMGR)
- functions->TextureMemCpy = timed_memcpy;
- else
-#endif
- functions->TextureMemCpy = do_memcpy;
}