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vdr/ac3dec/downmix_i386.S

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2001-08-09 11:41:39 +02:00
/* This is basicly gcc generated.
* Only the floating point rounding mode loads and saves
* are removed in the stream_sample_to_s16 functions.
*/
#ifdef __i386__
.file "downmix.c"
.version "01.01"
gcc2_compiled.:
.text
.align 4
.globl stream_sample_2ch_to_s16_i386
.type stream_sample_2ch_to_s16_i386,@function
stream_sample_2ch_to_s16_i386:
pushl %ebp
movl %esp,%ebp
subl $28,%esp
pushl %edi
pushl %esi
pushl %ebx
movl 8(%ebp),%edx
movl 12(%ebp),%ebx
movl 16(%ebp),%ecx
movl $255,%esi
.p2align 4,,7
.L373:
flds (%ebx)
fistpl -8(%ebp)
movl -8(%ebp),%eax
movw %ax,(%edx)
addl $2,%edx
addl $4,%ebx
flds (%ecx)
fistpl -8(%ebp)
movl -8(%ebp),%eax
movw %ax,(%edx)
addl $4,%ecx
addl $2,%edx
decl %esi
jns .L373
popl %ebx
popl %esi
popl %edi
leave
ret
.Lfe6:
.size stream_sample_2ch_to_s16_i386,.Lfe6-stream_sample_2ch_to_s16_i386
.section .rodata
.align 4
.LC46:
.long 0x3f350481
.text
.align 4
.globl stream_sample_1ch_to_s16_i386
.type stream_sample_1ch_to_s16_i386,@function
stream_sample_1ch_to_s16_i386:
pushl %ebp
movl %esp,%ebp
subl $16,%esp
pushl %esi
pushl %ebx
movl 8(%ebp),%edx
movl 12(%ebp),%ecx
flds .LC46
movl $255,%ebx
.p2align 4,,7
.L379:
flds (%ecx)
fmul %st(1),%st
fistpl -8(%ebp)
movl -8(%ebp),%eax
movw %ax,-2(%ebp)
addl $4,%ecx
flds -2(%ebp)
fistpl -8(%ebp)
movl -8(%ebp),%eax
movw %ax,(%edx)
addl $2,%edx
movw %ax,(%edx)
addl $2,%edx
decl %ebx
jns .L379
fstp %st(0)
popl %ebx
popl %esi
leave
ret
.Lfe7:
.size stream_sample_1ch_to_s16_i386,.Lfe7-stream_sample_1ch_to_s16_i386
.ident "GCC: (GNU) 2.95.3 19991030 (prerelease)"
#endif