mirror of
https://github.com/alsa-project/alsa-lib.git
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pcm: dmix: assembly: change the token by symbolic names
It eases the refactoring of assembly chunk since we can now add/remove/move entries without worrying about maintaining the token numbering in the template. Note: does not impact the binary output. Signed-off-by: Frédéric Recoules <frederic.recoules@orange.fr> Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Frédéric Recoules
Takashi Iwai
parent
21e2fc3857
commit
b315f21bf7
2 changed files with 124 additions and 116 deletions
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@ -47,14 +47,14 @@ static void MIX_AREAS_16(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovl %%ebx, %7\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %%ebx, %[old_ebx]\n" /* ebx is GOT pointer (-fPIC) */
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/*
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* initialization, load ESI, EDI, EBX registers
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*/
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"\tmovl %1, %%edi\n"
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"\tmovl %2, %%esi\n"
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"\tmovl %3, %%ebx\n"
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"\tcmpl $0, %0\n"
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"\tmovl %[dst], %%edi\n"
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"\tmovl %[src], %%esi\n"
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"\tmovl %[sum], %%ebx\n"
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"\tcmpl $0, %[size]\n"
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"\tjnz 2f\n"
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"\tjmp 7f\n"
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@ -64,9 +64,9 @@ static void MIX_AREAS_16(unsigned int size,
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*/
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"\t.p2align 4,,15\n"
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"1:"
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"\tadd %4, %%edi\n"
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"\tadd %5, %%esi\n"
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"\tadd %6, %%ebx\n"
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"\tadd %[dst_step], %%edi\n"
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"\tadd %[src_step], %%esi\n"
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"\tadd %[sum_step], %%ebx\n"
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/*
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* sample = *src;
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@ -108,7 +108,7 @@ static void MIX_AREAS_16(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tdecl %0\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"\tjmp 7f\n"
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@ -122,7 +122,7 @@ static void MIX_AREAS_16(unsigned int size,
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"\tmovw $0x7fff, (%%edi)\n"
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"\tcmpl %%ecx,(%%ebx)\n"
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"\tjnz 4b\n"
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"\tdecl %0\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"\tjmp 7f\n"
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@ -136,16 +136,17 @@ static void MIX_AREAS_16(unsigned int size,
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"\tmovw $-0x8000, (%%edi)\n"
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"\tcmpl %%ecx, (%%ebx)\n"
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"\tjnz 4b\n"
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"\tdecl %0\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"7:"
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"\tmovl %7, %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %[old_ebx], %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_ebx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_ebx] "m" (old_ebx)
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: "esi", "edi", "edx", "ecx", "eax"
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);
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}
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@ -171,22 +172,22 @@ static void MIX_AREAS_16_MMX(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovl %%ebx, %7\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %%ebx, %[old_ebx]\n" /* ebx is GOT pointer (-fPIC) */
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/*
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* initialization, load ESI, EDI, EBX registers
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*/
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"\tmovl %1, %%edi\n"
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"\tmovl %2, %%esi\n"
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"\tmovl %3, %%ebx\n"
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"\tcmpl $0, %0\n"
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"\tmovl %[dst], %%edi\n"
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"\tmovl %[src], %%esi\n"
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"\tmovl %[sum], %%ebx\n"
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"\tcmpl $0, %[size]\n"
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"\tjnz 2f\n"
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"\tjmp 5f\n"
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"\t.p2align 4,,15\n"
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"1:"
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"\tadd %4, %%edi\n"
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"\tadd %5, %%esi\n"
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"\tadd %6, %%ebx\n"
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"\tadd %[dst_step], %%edi\n"
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"\tadd %[src_step], %%esi\n"
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"\tadd %[sum_step], %%ebx\n"
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"2:"
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/*
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@ -226,16 +227,17 @@ static void MIX_AREAS_16_MMX(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tdecl %0\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"\temms\n"
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"5:"
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"\tmovl %7, %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %[old_ebx], %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_ebx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_ebx] "m" (old_ebx)
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: "esi", "edi", "edx", "ecx", "eax"
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);
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}
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@ -261,14 +263,14 @@ static void MIX_AREAS_32(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovl %%ebx, %7\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %%ebx, %[old_ebx]\n" /* ebx is GOT pointer (-fPIC) */
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/*
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* initialization, load ESI, EDI, EBX registers
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*/
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"\tmovl %1, %%edi\n"
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"\tmovl %2, %%esi\n"
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"\tmovl %3, %%ebx\n"
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"\tcmpl $0, %0\n"
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"\tmovl %[dst], %%edi\n"
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"\tmovl %[src], %%esi\n"
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"\tmovl %[sum], %%ebx\n"
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"\tcmpl $0, %[size]\n"
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"\tjnz 1f\n"
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"\tjmp 6f\n"
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@ -335,20 +337,21 @@ static void MIX_AREAS_32(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tdecl %0\n"
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"\tdecl %[size]\n"
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"\tjz 6f\n"
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"\tadd %4, %%edi\n"
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"\tadd %5, %%esi\n"
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"\tadd %6, %%ebx\n"
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"\tadd %[dst_step], %%edi\n"
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"\tadd %[src_step], %%esi\n"
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"\tadd %[sum_step], %%ebx\n"
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"\tjmp 1b\n"
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"6:"
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"\tmovl %7, %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %[old_ebx], %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_ebx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_ebx] "m" (old_ebx)
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: "esi", "edi", "edx", "ecx", "eax"
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);
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}
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@ -374,14 +377,14 @@ static void MIX_AREAS_24(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovl %%ebx, %7\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %%ebx, %[old_ebx]\n" /* ebx is GOT pointer (-fPIC) */
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/*
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* initialization, load ESI, EDI, EBX registers
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*/
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"\tmovl %1, %%edi\n"
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"\tmovl %2, %%esi\n"
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"\tmovl %3, %%ebx\n"
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"\tcmpl $0, %0\n"
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"\tmovl %[dst], %%edi\n"
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"\tmovl %[src], %%esi\n"
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"\tmovl %[sum], %%ebx\n"
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"\tcmpl $0, %[size]\n"
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"\tjnz 1f\n"
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"\tjmp 6f\n"
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@ -441,20 +444,21 @@ static void MIX_AREAS_24(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tdecl %0\n"
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"\tdecl %[size]\n"
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"\tjz 6f\n"
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"\tadd %4, %%edi\n"
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"\tadd %5, %%esi\n"
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"\tadd %6, %%ebx\n"
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"\tadd %[dst_step], %%edi\n"
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"\tadd %[src_step], %%esi\n"
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"\tadd %[sum_step], %%ebx\n"
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"\tjmp 1b\n"
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"6:"
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"\tmovl %7, %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %[old_ebx], %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_ebx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_ebx] "m" (old_ebx)
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: "esi", "edi", "edx", "ecx", "eax"
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);
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}
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@ -480,14 +484,14 @@ static void MIX_AREAS_24_CMOV(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovl %%ebx, %7\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %%ebx, %[old_ebx]\n" /* ebx is GOT pointer (-fPIC) */
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/*
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* initialization, load ESI, EDI, EBX registers
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*/
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"\tmovl %1, %%edi\n"
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"\tmovl %2, %%esi\n"
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"\tmovl %3, %%ebx\n"
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"\tcmpl $0, %0\n"
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"\tmovl %[dst], %%edi\n"
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"\tmovl %[src], %%esi\n"
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"\tmovl %[sum], %%ebx\n"
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"\tcmpl $0, %[size]\n"
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"\tjz 6f\n"
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"\t.p2align 4,,15\n"
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@ -541,19 +545,20 @@ static void MIX_AREAS_24_CMOV(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tadd %4, %%edi\n"
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"\tadd %5, %%esi\n"
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"\tadd %6, %%ebx\n"
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"\tdecl %0\n"
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"\tadd %[dst_step], %%edi\n"
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"\tadd %[src_step], %%esi\n"
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"\tadd %[sum_step], %%ebx\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"6:"
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"\tmovl %7, %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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"\tmovl %[old_ebx], %%ebx\n" /* ebx is GOT pointer (-fPIC) */
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_ebx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_ebx] "m" (old_ebx)
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: "esi", "edi", "edx", "ecx", "eax"
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);
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}
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@ -48,18 +48,18 @@ static void MIX_AREAS_16(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovq %%rbx, %7\n"
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"\tmovq %%rbx, %[old_rbx]\n"
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/*
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* initialization, load RSI, RDI, RBX registers
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*/
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"\tmovq %1, %%rdi\n"
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"\tmovq %2, %%rsi\n"
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"\tmovq %3, %%rbx\n"
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"\tmovq %[dst], %%rdi\n"
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"\tmovq %[src], %%rsi\n"
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"\tmovq %[sum], %%rbx\n"
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/*
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* while (size-- > 0) {
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*/
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"\tcmpl $0, %0\n"
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"\tcmpl $0, %[size]\n"
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"jz 6f\n"
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"\t.p2align 4,,15\n"
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@ -103,21 +103,22 @@ static void MIX_AREAS_16(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tadd %4, %%rdi\n"
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"\tadd %5, %%rsi\n"
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"\tadd %6, %%rbx\n"
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"\tdecl %0\n"
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"\tadd %[dst_step], %%rdi\n"
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"\tadd %[src_step], %%rsi\n"
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"\tadd %[sum_step], %%rbx\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"6:"
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"\temms\n"
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"\tmovq %7, %%rbx\n"
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"\tmovq %[old_rbx], %%rbx\n"
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_rbx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_rbx] "m" (old_rbx)
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: "rsi", "rdi", "edx", "ecx", "eax"
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);
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}
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@ -143,18 +144,18 @@ static void MIX_AREAS_32(unsigned int size,
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__asm__ __volatile__ (
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"\n"
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"\tmovq %%rbx, %7\n"
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"\tmovq %%rbx, %[old_rbx]\n"
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/*
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* initialization, load ESI, EDI, EBX registers
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* initialization, load RSI, RDI, RBX registers
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*/
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"\tmovq %1, %%rdi\n"
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"\tmovq %2, %%rsi\n"
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"\tmovq %3, %%rbx\n"
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"\tmovq %[dst], %%rdi\n"
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"\tmovq %[src], %%rsi\n"
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"\tmovq %[sum], %%rbx\n"
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/*
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* while (size-- > 0) {
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*/
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"\tcmpl $0, %0\n"
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"\tcmpl $0, %[size]\n"
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"jz 6f\n"
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"\t.p2align 4,,15\n"
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@ -220,19 +221,20 @@ static void MIX_AREAS_32(unsigned int size,
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/*
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* while (size-- > 0)
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*/
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"\tadd %4, %%rdi\n"
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"\tadd %5, %%rsi\n"
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"\tadd %6, %%rbx\n"
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"\tdecl %0\n"
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"\tadd %[dst_step], %%rdi\n"
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"\tadd %[src_step], %%rsi\n"
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"\tadd %[sum_step], %%rbx\n"
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"\tdecl %[size]\n"
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"\tjnz 1b\n"
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"6:"
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"\tmovq %7, %%rbx\n"
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"\tmovq %[old_rbx], %%rbx\n"
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: /* no output regs */
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: "m" (size), "m" (dst), "m" (src),
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"m" (sum), "m" (dst_step), "m" (src_step),
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"m" (sum_step), "m" (old_rbx)
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: [size] "m" (size),
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[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
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[dst_step] "m" (dst_step), [src_step] "m" (src_step),
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[sum_step] "m" (sum_step), [old_rbx] "m" (old_rbx)
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: "rsi", "rdi", "edx", "ecx", "eax"
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);
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}
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||||
|
|
@ -258,18 +260,18 @@ static void MIX_AREAS_24(unsigned int size,
|
|||
__asm__ __volatile__ (
|
||||
"\n"
|
||||
|
||||
"\tmovq %%rbx, %7\n"
|
||||
"\tmovq %%rbx, %[old_rbx]\n"
|
||||
/*
|
||||
* initialization, load ESI, EDI, EBX registers
|
||||
* initialization, load RSI, RDI, RBX registers
|
||||
*/
|
||||
"\tmovq %1, %%rdi\n"
|
||||
"\tmovq %2, %%rsi\n"
|
||||
"\tmovq %3, %%rbx\n"
|
||||
"\tmovq %[dst], %%rdi\n"
|
||||
"\tmovq %[src], %%rsi\n"
|
||||
"\tmovq %[sum], %%rbx\n"
|
||||
|
||||
/*
|
||||
* while (size-- > 0) {
|
||||
*/
|
||||
"\tcmpl $0, %0\n"
|
||||
"\tcmpl $0, %[size]\n"
|
||||
"jz 6f\n"
|
||||
|
||||
"\t.p2align 4,,15\n"
|
||||
|
|
@ -316,26 +318,27 @@ static void MIX_AREAS_24(unsigned int size,
|
|||
"\tmovw %%ax, (%%rdi)\n"
|
||||
"\tshrl $16, %%eax\n"
|
||||
"\tmovb %%al, 2(%%rdi)\n"
|
||||
|
||||
|
||||
"\tcmpl %%ecx, (%%rbx)\n"
|
||||
"\tjnz 3b\n"
|
||||
|
||||
/*
|
||||
* while (size-- > 0)
|
||||
*/
|
||||
"\tadd %4, %%rdi\n"
|
||||
"\tadd %5, %%rsi\n"
|
||||
"\tadd %6, %%rbx\n"
|
||||
"\tdecl %0\n"
|
||||
"\tadd %[dst_step], %%rdi\n"
|
||||
"\tadd %[src_step], %%rsi\n"
|
||||
"\tadd %[sum_step], %%rbx\n"
|
||||
"\tdecl %[size]\n"
|
||||
"\tjnz 1b\n"
|
||||
|
||||
|
||||
"6:"
|
||||
"\tmovq %7, %%rbx\n"
|
||||
"\tmovq %[old_rbx], %%rbx\n"
|
||||
|
||||
: /* no output regs */
|
||||
: "m" (size), "m" (dst), "m" (src),
|
||||
"m" (sum), "m" (dst_step), "m" (src_step),
|
||||
"m" (sum_step), "m" (old_rbx)
|
||||
: [size] "m" (size),
|
||||
[dst] "m" (dst), [src] "m" (src), [sum] "m" (sum),
|
||||
[dst_step] "m" (dst_step), [src_step] "m" (src_step),
|
||||
[sum_step] "m" (sum_step), [old_rbx] "m" (old_rbx)
|
||||
: "rsi", "rdi", "edx", "ecx", "eax"
|
||||
);
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue