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driver-i386.c: Turn on -mtune=native for AMDFAM10. 

2007-02-09  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>

	* config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
	(bit_SSE4a): New.

From-SVN: r121763
This commit is contained in:
Dwarakanath Rajagopal 2007-02-09 16:56:45 +00:00 committed by Harsha Jagasia
parent 3e19841a04
commit 35a63f2131
2 changed files with 14 additions and 2 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
(bit_SSE4a): New.
2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
Richard Sandiford <richard@codesourcery.com>

11
gcc/config/i386/driver-i386.c
View File

@ -1,5 +1,5 @@
/* Subroutines for the gcc driver.
Copyright (C) 2006 Free Software Foundation, Inc.
Copyright (C) 2006, 2007 Free Software Foundation, Inc.
This file is part of GCC.
@ -40,6 +40,7 @@ const char *host_detect_local_cpu (int argc, const char **argv);
#define bit_SSE3 (1 << 0)
#define bit_SSSE3 (1 << 9)
#define bit_SSE4a (1 << 6)
#define bit_CMPXCHG16B (1 << 13)
#define bit_3DNOW (1 << 31)
@ -68,7 +69,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
unsigned int ext_level;
unsigned char has_mmx = 0, has_3dnow = 0, has_3dnowp = 0, has_sse = 0;
unsigned char has_sse2 = 0, has_sse3 = 0, has_ssse3 = 0, has_cmov = 0;
unsigned char has_longmode = 0, has_cmpxchg8b = 0;
unsigned char has_longmode = 0, has_cmpxchg8b = 0, has_sse4a = 0;
unsigned char is_amd = 0;
unsigned int family = 0;
bool arch;
@ -120,6 +121,7 @@ const char *host_detect_local_cpu (int argc, const char **argv)
has_3dnow = !!(edx & bit_3DNOW);
has_3dnowp = !!(edx & bit_3DNOWP);
has_longmode = !!(edx & bit_LM);
has_sse4a = !!(ecx & bit_SSE4a);
}
is_amd = vendor == *(unsigned int*)"Auth";
@ -132,6 +134,8 @@ const char *host_detect_local_cpu (int argc, const char **argv)
processor = PROCESSOR_ATHLON;
if (has_sse2 || has_longmode)
processor = PROCESSOR_K8;
if (has_sse4a)
processor = PROCESSOR_AMDFAM10;
}
else
{
@ -266,6 +270,9 @@ const char *host_detect_local_cpu (int argc, const char **argv)
case PROCESSOR_NOCONA:
cpu = "nocona";
break;
case PROCESSOR_AMDFAM10:
cpu = "amdfam10";
break;
case PROCESSOR_GENERIC32:
case PROCESSOR_GENERIC64:
cpu = "generic";