mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-11-02 09:01:48 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

- save RBX register.

Browse source
This commit is contained in:
Takashi Iwai 2004-02-09 18:07:47 +00:00
parent 4f8254f654
commit 0d810e14e1
1 changed files with 5 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/pcm/pcm_dmix_x86_64.h
View file

@ -46,6 +46,7 @@ static void MIX_AREAS1(unsigned int size,
__asm__ __volatile__ (
"\n"
"\tpush %%rbx\n"
/*
* initialization, load ESI, EDI, EBX registers
*/
@ -110,6 +111,7 @@ static void MIX_AREAS1(unsigned int size,
"6:"
"\temms\n"
"\tpop %%rbx\n"
: /* no output regs */
: "m" (size), "m" (dst), "m" (src), "m" (sum), "m" (dst_step), "m" (src_step), "m" (sum_step)
@ -136,6 +138,7 @@ static void MIX_AREAS2(unsigned int size,
__asm__ __volatile__ (
"\n"
"\tpush %%rbx\n"
/*
* initialization, load ESI, EDI, EBX registers
*/
@ -220,6 +223,8 @@ static void MIX_AREAS2(unsigned int size,
// "\tjmp 6f\n"
"6:"
"\tpop %%rbx\n"
: /* no output regs */
: "m" (size), "m" (dst), "m" (src), "m" (sum), "m" (dst_step), "m" (src_step), "m" (sum_step)
: "rsi", "rdi", "edx", "ecx", "rbx", "eax"