Adjust ASM tabbing
This commit is contained in:
Natt Akuma
parent
59bc00e36e
commit
a02a3006ad
158
extern/ESFMu/esfm.c
vendored
158
extern/ESFMu/esfm.c
vendored
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@ -1779,58 +1779,58 @@ ESFM_process_feedback(esfm_chip *chip)
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// ASM optimizaions!
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#if defined(__GNUC__) && defined(__x86_64__)
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asm (
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"movzbq %[wave], %%r8 \n\t"
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"shll $11, %%r8d \n\t"
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"leaq %[sinrom], %%rax \n\t"
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"addq %%rax, %%r8 \n\t"
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"leaq %[exprom], %%r9 \n\t"
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"movzwl %[eg_out], %%r10d \n\t"
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"shll $3, %%r10d \n\t"
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"xorl %%r11d, %%r11d \n\t"
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"movl %%r11d, %[out] \n\t"
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"movl $29, %%edx \n"
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"1: \n\t"
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"movzbq %[wave], %%r8 \n\t"
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"shll $11, %%r8d \n\t"
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"leaq %[sinrom], %%rax \n\t"
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"addq %%rax, %%r8 \n\t"
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"leaq %[exprom], %%r9 \n\t"
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"movzwl %[eg_out], %%r10d \n\t"
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"shll $3, %%r10d \n\t"
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"xorl %%r11d, %%r11d \n\t"
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"movl %%r11d, %[out] \n\t"
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"movl $29, %%edx \n"
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"1: \n\t"
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// phase_feedback = (wave_out + wave_last) >> 2;
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"movl %[out], %[p_fb] \n\t"
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"addl %%r11d, %[p_fb] \n\t"
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"sarl $2, %[p_fb] \n\t"
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"movl %[out], %[p_fb] \n\t"
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"addl %%r11d, %[p_fb] \n\t"
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"sarl $2, %[p_fb] \n\t"
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// wave_last = wave_out
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"movl %[out], %%r11d \n\t"
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"movl %[out], %%r11d \n\t"
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// phase = phase_feedback >> mod_in_shift;
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"movl %[p_fb], %%eax \n\t"
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"movb %[mod_in], %%cl \n\t"
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"sarl %%cl, %%eax \n\t"
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"movl %[p_fb], %%eax \n\t"
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"movb %[mod_in], %%cl \n\t"
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"sarl %%cl, %%eax \n\t"
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// phase += phase_acc >> 9;
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"movl %[p_acc], %%ebx \n\t"
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"sarl $9, %%ebx \n\t"
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"addl %%ebx, %%eax \n\t"
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"movl %[p_acc], %%ebx \n\t"
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"sarl $9, %%ebx \n\t"
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"addl %%ebx, %%eax \n\t"
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// lookup = logsinrom[(waveform << 10) | (phase & 0x3ff)];
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"andq $0x3ff, %%rax \n\t"
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"movzwl (%%r8, %%rax, 2), %%ebx \n\t"
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"movl %%ebx, %%eax \n\t"
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"andq $0x3ff, %%rax \n\t"
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"movzwl (%%r8, %%rax, 2), %%ebx \n\t"
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"movl %%ebx, %%eax \n\t"
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// level = (lookup & 0x1fff) + (envelope << 3);
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"movl $0x1fff, %%ecx \n\t"
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"andl %%ecx, %%eax \n\t"
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"addl %%r10d, %%eax \n\t"
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"movl $0x1fff, %%ecx \n\t"
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"andl %%ecx, %%eax \n\t"
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"addl %%r10d, %%eax \n\t"
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// if (level > 0x1fff) level = 0x1fff;
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"cmpl %%ecx, %%eax \n\t"
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"cmoval %%ecx, %%eax \n\t"
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"cmpl %%ecx, %%eax \n\t"
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"cmoval %%ecx, %%eax \n\t"
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// wave_out = exprom[level & 0xff] >> (level >> 8);
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"movb %%ah, %%cl \n\t"
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"movzbl %%al, %%eax \n\t"
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"movzwl (%%r9, %%rax, 2), %[out] \n\t"
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"shrl %%cl, %[out] \n\t"
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"movb %%ah, %%cl \n\t"
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"movzbl %%al, %%eax \n\t"
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"movzwl (%%r9, %%rax, 2), %[out] \n\t"
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"shrl %%cl, %[out] \n\t"
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// if (lookup & 0x8000) wave_out = -wave_out;
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// in other words, lookup is negative
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"movl %[out], %%ecx \n\t"
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"negl %%ecx \n\t"
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"testw %%bx, %%bx \n\t"
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"cmovsl %%ecx, %[out] \n\t"
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"movl %[out], %%ecx \n\t"
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"negl %%ecx \n\t"
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"testw %%bx, %%bx \n\t"
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"cmovsl %%ecx, %[out] \n\t"
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// phase_acc += phase_offset
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"addl %[p_off], %[p_acc] \n\t"
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"addl %[p_off], %[p_acc] \n\t"
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// loop
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"decl %%edx \n\t"
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"jne 1b \n\t"
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"decl %%edx \n\t"
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"jne 1b \n\t"
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: [p_fb] "=&r" (phase_feedback),
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[p_acc] "+r" (phase_acc),
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[out] "=&r" (wave_out)
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@ -1844,57 +1844,57 @@ ESFM_process_feedback(esfm_chip *chip)
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);
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#elif defined(__GNUC__) && defined(__i386__)
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asm (
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"movzbl %b[wave], %%eax \n\t"
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"shll $11, %%eax \n\t"
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"leal %[sinrom], %%edi \n\t"
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"addl %%eax, %%edi \n\t"
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"shlw $3, %[eg_out] \n\t"
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"xorl %[out], %[out] \n\t"
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"movl %[out], %[last] \n\t"
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"movl $29, %[i] \n"
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"1: \n\t"
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"movzbl %b[wave], %%eax \n\t"
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"shll $11, %%eax \n\t"
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"leal %[sinrom], %%edi \n\t"
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"addl %%eax, %%edi \n\t"
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"shlw $3, %[eg_out] \n\t"
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"xorl %[out], %[out] \n\t"
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"movl %[out], %[last] \n\t"
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"movl $29, %[i] \n"
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"1: \n\t"
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// phase_feedback = (wave_out + wave_last) >> 2;
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"movl %[out], %%eax \n\t"
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"addl %[last], %%eax \n\t"
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"sarl $2, %%eax \n\t"
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"movl %%eax, %[p_fb] \n\t"
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"movl %[out], %%eax \n\t"
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"addl %[last], %%eax \n\t"
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"sarl $2, %%eax \n\t"
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"movl %%eax, %[p_fb] \n\t"
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// wave_last = wave_out
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"movl %[out], %[last] \n\t"
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"movl %[out], %[last] \n\t"
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// phase = phase_feedback >> mod_in_shift;
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"movb %[mod_in], %%cl \n\t"
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"sarl %%cl, %%eax \n\t"
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"movb %[mod_in], %%cl \n\t"
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"sarl %%cl, %%eax \n\t"
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// phase += phase_acc >> 9;
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"movl %[p_acc], %%ebx \n\t"
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"shrl $9, %%ebx \n\t"
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"addl %%ebx, %%eax \n\t"
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"movl %[p_acc], %%ebx \n\t"
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"shrl $9, %%ebx \n\t"
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"addl %%ebx, %%eax \n\t"
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// lookup = logsinrom[(waveform << 10) | (phase & 0x3ff)];
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"andl $0x3ff, %%eax \n\t"
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"movzwl (%%edi, %%eax, 2), %%ebx \n\t"
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"movl %%ebx, %%eax \n\t"
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"andl $0x3ff, %%eax \n\t"
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"movzwl (%%edi, %%eax, 2), %%ebx \n\t"
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"movl %%ebx, %%eax \n\t"
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// level = (lookup & 0x1fff) + (envelope << 3);
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"movl $0x1fff, %%ecx \n\t"
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"andl %%ecx, %%eax \n\t"
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"addw %[eg_out], %%ax \n\t"
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"movl $0x1fff, %%ecx \n\t"
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"andl %%ecx, %%eax \n\t"
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"addw %[eg_out], %%ax \n\t"
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// if (level > 0x1fff) level = 0x1fff;
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"cmpl %%ecx, %%eax \n\t"
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"cmoval %%ecx, %%eax \n\t"
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"cmpl %%ecx, %%eax \n\t"
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"cmoval %%ecx, %%eax \n\t"
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// wave_out = exprom[level & 0xff] >> (level >> 8);
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"movb %%ah, %%cl \n\t"
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"movzbl %%al, %%eax \n\t"
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"leal %[exprom], %[out] \n\t"
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"movzwl (%[out], %%eax, 2), %[out] \n\t"
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"shrl %%cl, %[out] \n\t"
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"movb %%ah, %%cl \n\t"
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"movzbl %%al, %%eax \n\t"
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"leal %[exprom], %[out] \n\t"
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"movzwl (%[out], %%eax, 2), %[out] \n\t"
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"shrl %%cl, %[out] \n\t"
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// if (lookup & 0x8000) wave_out = -wave_out;
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// in other words, lookup is negative
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"movl %[out], %%ecx \n\t"
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"negl %%ecx \n\t"
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"testw %%bx, %%bx \n\t"
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"cmovsl %%ecx, %[out] \n\t"
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"movl %[out], %%ecx \n\t"
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"negl %%ecx \n\t"
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"testw %%bx, %%bx \n\t"
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"cmovsl %%ecx, %[out] \n\t"
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// phase_acc += phase_offset
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"addl %[p_off], %[p_acc] \n\t"
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"addl %[p_off], %[p_acc] \n\t"
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// loop
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"decl %[i] \n\t"
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"jne 1b \n\t"
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"decl %[i] \n\t"
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"jne 1b \n\t"
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: [p_fb] "=&m" (phase_feedback),
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[p_acc] "+r" (phase_acc),
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[out] "=&r" (wave_out),
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