Author: diego Date: Tue Mar 18 13:32:55 2008 New Revision: 12487 Log: Check for and set HAVE_MMX2, it is used in several places. patch by Alexander Strange, astrange ithinksw com Modified: trunk/configure Modified: trunk/configure ============================================================================== --- trunk/configure (original) +++ trunk/configure Tue Mar 18 13:32:55 2008 @@ -699,6 +699,7 @@ ARCH_EXT_LIST=' iwmmxt mmi mmx + mmx2 ssse3 vis ' @@ -780,6 +781,7 @@ armv6_deps="armv4l" iwmmxt_deps="armv4l" mmi_deps="mips" mmx_deps="x86" +mmx2_deps="x86" ssse3_deps="x86" vis_deps="sparc" @@ -1517,8 +1519,9 @@ EOF # check wether EBX is available on x86 check_asm ebx_available '"":::"%ebx"' - # check whether binutils is new enough to compile SSSE3 + # check whether binutils is new enough to compile SSSE3/MMX2 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"' + enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"' check_asm bswap '"bswap %%eax" ::: "%eax"' fi
On Tue, Mar 18, 2008 at 01:32:55PM +0100, diego wrote:
Author: diego Date: Tue Mar 18 13:32:55 2008 New Revision: 12487
Log: Check for and set HAVE_MMX2, it is used in several places. patch by Alexander Strange, astrange ithinksw com [...] @@ -1517,8 +1519,9 @@ EOF # check wether EBX is available on x86 check_asm ebx_available '"":::"%ebx"'
- # check whether binutils is new enough to compile SSSE3 + # check whether binutils is new enough to compile SSSE3/MMX2 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
+ enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
this is not a mmx2 instruction [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I have often repented speaking, but never of holding my tongue. -- Xenocrates
Michael Niedermayer <michaelni at gmx.at> writes:
On Tue, Mar 18, 2008 at 01:32:55PM +0100, diego wrote:
Author: diego Date: Tue Mar 18 13:32:55 2008 New Revision: 12487
Log: Check for and set HAVE_MMX2, it is used in several places. patch by Alexander Strange, astrange ithinksw com [...] @@ -1517,8 +1519,9 @@ EOF # check wether EBX is available on x86 check_asm ebx_available '"":::"%ebx"'
- # check whether binutils is new enough to compile SSSE3 + # check whether binutils is new enough to compile SSSE3/MMX2 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
+ enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
this is not a mmx2 instruction
Can you suggest a good one to test? -- M?ns Rullg?rd mans at mansr.com
On Mon, Mar 09, 2009 at 11:17:41PM +0000, M?ns Rullg?rd wrote:
Michael Niedermayer <michaelni at gmx.at> writes:
On Tue, Mar 18, 2008 at 01:32:55PM +0100, diego wrote:
Author: diego Date: Tue Mar 18 13:32:55 2008 New Revision: 12487
Log: Check for and set HAVE_MMX2, it is used in several places. patch by Alexander Strange, astrange ithinksw com [...] @@ -1517,8 +1519,9 @@ EOF # check wether EBX is available on x86 check_asm ebx_available '"":::"%ebx"'
- # check whether binutils is new enough to compile SSSE3 + # check whether binutils is new enough to compile SSSE3/MMX2 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
+ enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
this is not a mmx2 instruction
Can you suggest a good one to test?
I can suggest a random one like pshufw $0x12, %mm0, %mm0 or pmaxub %mm0, %mm1 [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Rewriting code that is poorly written but fully understood is good. Rewriting code that one doesnt understand is a sign that one is less smart then the original author, trying to rewrite it will not make it better.
On Tue, Mar 10, 2009 at 12:24:47AM +0100, Michael Niedermayer wrote:
On Mon, Mar 09, 2009 at 11:17:41PM +0000, M?ns Rullg?rd wrote:
Michael Niedermayer <michaelni at gmx.at> writes:
On Tue, Mar 18, 2008 at 01:32:55PM +0100, diego wrote:
Log: Check for and set HAVE_MMX2, it is used in several places. patch by Alexander Strange, astrange ithinksw com
[...]
@@ -1517,8 +1519,9 @@ EOF
- # check whether binutils is new enough to compile SSSE3 + # check whether binutils is new enough to compile SSSE3/MMX2 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
+ enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
this is not a mmx2 instruction
Can you suggest a good one to test?
I can suggest a random one like pshufw $0x12, %mm0, %mm0 or pmaxub %mm0, %mm1
Fixed. Diego
participants (4)
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