Update of /cvsroot/alsa/alsa-lib/src/pcm
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv1672
Modified Files:
pcm_dmix_i386.h
Log Message:
Cleanups, returned zero size checking
Index: pcm_dmix_i386.h
===================================================================
RCS file: /cvsroot/alsa/alsa-lib/src/pcm/pcm_dmix_i386.h,v
retrieving revision 1.11
retrieving revision 1.12
diff -u -r1.11 -r1.12
--- pcm_dmix_i386.h 4 Feb 2004 08:25:19 -0000 1.11
+++ pcm_dmix_i386.h 12 Mar 2004 12:41:06 -0000 1.12
@@ -52,7 +52,9 @@
"\tmovl %1, %%edi\n"
"\tmovl %2, %%esi\n"
"\tmovl %3, %%ebx\n"
- "\tjmp 2f\n"
+ "\tcmpl $0, %0\n"
+ "\tjnz 2f\n"
+ "\tjmp 7f\n"
/*
@@ -73,9 +75,8 @@
*/
"2:"
- "\txor %%ax, %%ax\n"
- "\tmovw %%ax, %%cx\n"
- "\tincw %%cx\n"
+ "\tmovw $0, %%ax\n"
+ "\tmovw $1, %%cx\n"
"\tmovl (%%ebx), %%edx\n"
"\t" LOCK_PREFIX "cmpxchgw %%cx, (%%edi)\n"
"\tmovswl (%%esi), %%ecx\n"
@@ -106,8 +107,8 @@
* while (size-- > 0)
*/
"\tdecl %0\n"
- "\tjz 7f\n"
- "\tjmp 1b\n"
+ "\tjnz 1b\n"
+ "\tjmp 7f\n"
/*
* sample > 0x7fff
@@ -171,7 +172,9 @@
"\tmovl %1, %%edi\n"
"\tmovl %2, %%esi\n"
"\tmovl %3, %%ebx\n"
- "\tjmp 2f\n"
+ "\tcmpl $0, %0\n"
+ "\tjnz 2f\n"
+ "\tjmp 5f\n"
"\t.p2align 4,,15\n"
"1:"
@@ -187,9 +190,8 @@
* sample -= sum_sample;
* xadd(*sum, sample);
*/
- "\txor %%ax, %%ax\n"
- "\tmovw %%ax, %%cx\n"
- "\tincw %%cx\n"
+ "\tmovw $0, %%ax\n"
+ "\tmovw $1, %%cx\n"
"\tmovl (%%ebx), %%edx\n"
"\t" LOCK_PREFIX "cmpxchgw %%cx, (%%edi)\n"
"\tmovswl (%%esi), %%ecx\n"
@@ -221,6 +223,7 @@
"\tdecl %0\n"
"\tjnz 1b\n"
"\temms\n"
+ "5:"
"\tpop %%ebx\n" /* ebx is GOT pointer (-fPIC) */
: /* no output regs */
@@ -255,6 +258,9 @@
"\tmovl %1, %%edi\n"
"\tmovl %2, %%esi\n"
"\tmovl %3, %%ebx\n"
+ "\tcmpl $0, %0\n"
+ "\tjnz 2f\n"
+ "\tjmp 6f\n"
"\t.p2align 4,,15\n"
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