/* synth_stereo_x86_64_s32: SSE optimized synth for x86-64 (stereo specific, s32 output version) copyright 1995-2009 by the mpg123 project - free software under the terms of the LGPL 2.1 see COPYING and AUTHORS files in distribution or http://mpg123.org initially written by Taihei Monma */ #include "mangle.h" #ifdef IS_MSABI /* short *window; */ #define WINDOW %rsi /* short *b0l; */ #define B0L %rdx /* short *b0r; */ #define B0R %r8 /* short *samples; */ #define SAMPLES %rdi #else /* real *window; */ #define WINDOW %rdi /* real *b0l; */ #define B0L %rsi /* real *b0r; */ #define B0R %rdx /* real *samples; */ #define SAMPLES %r8 #endif #define XMMREG_SCALE (%r9) /* {65536.0, 65536.0, 65536.0, 65536.0} */ #define XMMREG_MAX (%r10) /* {32767.999, 32767.999, 32767.999, 32767.999} */ #define XMMREG_MIN (%r11) /* {-32768.0, -32768.0, -32768.0, -32768.0} */ #define TEMP_CLIP (%rsp) /* int synth_1to1_s32_s_x86_64_asm(real *window, real *b0l, real *b0r, int32_t *samples, int bo1); return value: number of clipped samples */ #ifndef __APPLE__ .section .rodata #else .data #endif ALIGN32 ASM_NAME(scale_s32): .long 1199570944 .long 1199570944 .long 1199570944 .long 1199570944 ALIGN16 ASM_NAME(maxmin_s32): .long 1191182335 .long 1191182335 .long 1191182335 .long 1191182335 .long -956301312 .long -956301312 .long -956301312 .long -956301312 .text ALIGN16 .globl ASM_NAME(synth_1to1_s32_s_x86_64_asm) ASM_NAME(synth_1to1_s32_s_x86_64_asm): #ifdef IS_MSABI /* should save xmm6-15 */ movl 40(%rsp), %eax /* 5th argument; placed after 32-byte shadow space */ pushq %rsi pushq %rdi subq $184, %rsp /* stack alignment + 10 xmm registers + temp */ movaps %xmm6, 16(%rsp) movaps %xmm7, 32(%rsp) movaps %xmm8, 48(%rsp) movaps %xmm9, 64(%rsp) movaps %xmm10, 80(%rsp) movaps %xmm11, 96(%rsp) movaps %xmm12, 112(%rsp) movaps %xmm13, 128(%rsp) movaps %xmm14, 144(%rsp) movaps %xmm15, 160(%rsp) #else subq $24, %rsp /* stack alignment + temp */ #endif #ifdef IS_MSABI shlq $32, %rax shrq $30, %rax movq %rcx, %rsi movq %r9, %rdi #else movq %r8, %rax shlq $32, %rax shrq $30, %rax movq %rcx, %r8 #endif leaq 64(WINDOW), WINDOW subq %rax, WINDOW leaq ASM_NAME(scale_s32)(%rip), %r9 leaq ASM_NAME(maxmin_s32)(%rip), %r10 leaq 16(%r10), %r11 xorps %xmm0, %xmm0 movaps %xmm0, TEMP_CLIP movl $4, %ecx ALIGN16 1: movups (WINDOW), %xmm8 movups 16(WINDOW), %xmm1 movups 32(WINDOW), %xmm2 movups 48(WINDOW), %xmm3 movups 128(WINDOW), %xmm9 movups 144(WINDOW), %xmm5 movups 160(WINDOW), %xmm6 movups 176(WINDOW), %xmm7 movaps %xmm8, %xmm0 movaps %xmm1, %xmm4 movaps %xmm2, %xmm10 movaps %xmm3, %xmm11 movaps %xmm9, %xmm12 movaps %xmm5, %xmm13 movaps %xmm6, %xmm14 movaps %xmm7, %xmm15 mulps (B0L), %xmm8 mulps 16(B0L), %xmm1 mulps 32(B0L), %xmm2 mulps 48(B0L), %xmm3 mulps 64(B0L), %xmm9 mulps 80(B0L), %xmm5 mulps 96(B0L), %xmm6 mulps 112(B0L), %xmm7 mulps (B0R), %xmm0 mulps 16(B0R), %xmm4 mulps 32(B0R), %xmm10 mulps 48(B0R), %xmm11 mulps 64(B0R), %xmm12 mulps 80(B0R), %xmm13 mulps 96(B0R), %xmm14 mulps 112(B0R), %xmm15 addps %xmm1, %xmm8 addps %xmm2, %xmm3 addps %xmm4, %xmm0 addps %xmm11, %xmm10 addps %xmm5, %xmm9 addps %xmm7, %xmm6 addps %xmm13, %xmm12 addps %xmm15, %xmm14 addps %xmm3, %xmm8 addps %xmm6, %xmm9 addps %xmm10, %xmm0 addps %xmm12, %xmm14 movaps %xmm0, %xmm12 movaps %xmm14, %xmm13 leaq 256(WINDOW), WINDOW leaq 128(B0L), B0L leaq 128(B0R), B0R movups (WINDOW), %xmm10 movups 16(WINDOW), %xmm1 movups 32(WINDOW), %xmm2 movups 48(WINDOW), %xmm3 movups 128(WINDOW), %xmm11 movups 144(WINDOW), %xmm5 movups 160(WINDOW), %xmm6 movups 176(WINDOW), %xmm7 movaps %xmm10, %xmm0 movaps %xmm1, %xmm4 movaps %xmm2, %xmm14 movaps %xmm3, %xmm15 mulps (B0L), %xmm10 mulps 16(B0L), %xmm1 mulps 32(B0L), %xmm2 mulps 48(B0L), %xmm3 mulps (B0R), %xmm0 mulps 16(B0R), %xmm4 mulps 32(B0R), %xmm14 mulps 48(B0R), %xmm15 addps %xmm1, %xmm10 addps %xmm2, %xmm3 addps %xmm4, %xmm0 addps %xmm15, %xmm14 movaps %xmm11, %xmm1 movaps %xmm5, %xmm2 movaps %xmm6, %xmm4 movaps %xmm7, %xmm15 mulps 64(B0L), %xmm11 mulps 80(B0L), %xmm5 mulps 96(B0L), %xmm6 mulps 112(B0L), %xmm7 mulps 64(B0R), %xmm1 mulps 80(B0R), %xmm2 mulps 96(B0R), %xmm4 mulps 112(B0R), %xmm15 addps %xmm5, %xmm11 addps %xmm7, %xmm6 addps %xmm2, %xmm1 addps %xmm15, %xmm4 addps %xmm3, %xmm10 addps %xmm6, %xmm11 addps %xmm0, %xmm14 addps %xmm4, %xmm1 movaps %xmm1, %xmm15 leaq 256(WINDOW), WINDOW leaq 128(B0L), B0L leaq 128(B0R), B0R movaps %xmm8, %xmm0 movaps %xmm10, %xmm1 movaps %xmm12, %xmm4 movaps %xmm14, %xmm5 unpcklps %xmm9, %xmm8 unpcklps %xmm11, %xmm10 unpckhps %xmm9, %xmm0 unpckhps %xmm11, %xmm1 unpcklps %xmm13, %xmm12 unpcklps %xmm15, %xmm14 unpckhps %xmm13, %xmm4 unpckhps %xmm15, %xmm5 movaps %xmm8, %xmm2 movaps %xmm0, %xmm3 movaps %xmm12, %xmm6 movaps %xmm4, %xmm7 movlhps %xmm10, %xmm8 movhlps %xmm2, %xmm10 movlhps %xmm1, %xmm0 movhlps %xmm3, %xmm1 movlhps %xmm14, %xmm12 movhlps %xmm6, %xmm14 movlhps %xmm5, %xmm4 movhlps %xmm7, %xmm5 subps %xmm10, %xmm8 subps %xmm1, %xmm0 subps %xmm14, %xmm12 subps %xmm5, %xmm4 addps %xmm8, %xmm0 addps %xmm12, %xmm4 movaps %xmm0, %xmm2 movaps %xmm0, %xmm3 movaps %xmm4, %xmm5 movaps %xmm4, %xmm6 mulps XMMREG_SCALE, %xmm0 mulps XMMREG_SCALE, %xmm4 cmpnleps XMMREG_MAX, %xmm2 cmpltps XMMREG_MIN, %xmm3 cmpnleps XMMREG_MAX, %xmm5 cmpltps XMMREG_MIN, %xmm6 cvtps2dq %xmm0, %xmm0 cvtps2dq %xmm4, %xmm4 xorps %xmm2, %xmm0 xorps %xmm5, %xmm4 movaps %xmm0, %xmm1 unpcklps %xmm4, %xmm0 unpckhps %xmm4, %xmm1 movups %xmm0, (SAMPLES) movups %xmm1, 16(SAMPLES) packssdw %xmm5, %xmm2 packssdw %xmm6, %xmm3 psrlw $15, %xmm2 psrlw $15, %xmm3 paddw %xmm3, %xmm2 paddw TEMP_CLIP, %xmm2 movaps %xmm2, TEMP_CLIP leaq 32(SAMPLES), SAMPLES decl %ecx jnz 1b movl $4, %ecx ALIGN16 1: movups (WINDOW), %xmm8 movups 16(WINDOW), %xmm1 movups 32(WINDOW), %xmm2 movups 48(WINDOW), %xmm3 movups 128(WINDOW), %xmm9 movups 144(WINDOW), %xmm5 movups 160(WINDOW), %xmm6 movups 176(WINDOW), %xmm7 movaps %xmm8, %xmm0 movaps %xmm1, %xmm4 movaps %xmm2, %xmm10 movaps %xmm3, %xmm11 movaps %xmm9, %xmm12 movaps %xmm5, %xmm13 movaps %xmm6, %xmm14 movaps %xmm7, %xmm15 mulps (B0L), %xmm8 mulps 16(B0L), %xmm1 mulps 32(B0L), %xmm2 mulps 48(B0L), %xmm3 mulps -64(B0L), %xmm9 mulps -48(B0L), %xmm5 mulps -32(B0L), %xmm6 mulps -16(B0L), %xmm7 mulps (B0R), %xmm0 mulps 16(B0R), %xmm4 mulps 32(B0R), %xmm10 mulps 48(B0R), %xmm11 mulps -64(B0R), %xmm12 mulps -48(B0R), %xmm13 mulps -32(B0R), %xmm14 mulps -16(B0R), %xmm15 addps %xmm1, %xmm8 addps %xmm2, %xmm3 addps %xmm4, %xmm0 addps %xmm11, %xmm10 addps %xmm5, %xmm9 addps %xmm7, %xmm6 addps %xmm13, %xmm12 addps %xmm15, %xmm14 addps %xmm3, %xmm8 addps %xmm6, %xmm9 addps %xmm10, %xmm0 addps %xmm12, %xmm14 movaps %xmm0, %xmm12 movaps %xmm14, %xmm13 leaq 256(WINDOW), WINDOW leaq -128(B0L), B0L leaq -128(B0R), B0R movups (WINDOW), %xmm10 movups 16(WINDOW), %xmm1 movups 32(WINDOW), %xmm2 movups 48(WINDOW), %xmm3 movups 128(WINDOW), %xmm11 movups 144(WINDOW), %xmm5 movups 160(WINDOW), %xmm6 movups 176(WINDOW), %xmm7 movaps %xmm10, %xmm0 movaps %xmm1, %xmm4 movaps %xmm2, %xmm14 movaps %xmm3, %xmm15 mulps (B0L), %xmm10 mulps 16(B0L), %xmm1 mulps 32(B0L), %xmm2 mulps 48(B0L), %xmm3 mulps (B0R), %xmm0 mulps 16(B0R), %xmm4 mulps 32(B0R), %xmm14 mulps 48(B0R), %xmm15 addps %xmm1, %xmm10 addps %xmm2, %xmm3 addps %xmm4, %xmm0 addps %xmm15, %xmm14 movaps %xmm11, %xmm1 movaps %xmm5, %xmm2 movaps %xmm6, %xmm4 movaps %xmm7, %xmm15 mulps -64(B0L), %xmm11 mulps -48(B0L), %xmm5 mulps -32(B0L), %xmm6 mulps -16(B0L), %xmm7 mulps -64(B0R), %xmm1 mulps -48(B0R), %xmm2 mulps -32(B0R), %xmm4 mulps -16(B0R), %xmm15 addps %xmm5, %xmm11 addps %xmm7, %xmm6 addps %xmm2, %xmm1 addps %xmm15, %xmm4 addps %xmm3, %xmm10 addps %xmm6, %xmm11 addps %xmm0, %xmm14 addps %xmm4, %xmm1 movaps %xmm1, %xmm15 leaq 256(WINDOW), WINDOW leaq -128(B0L), B0L leaq -128(B0R), B0R movaps %xmm8, %xmm0 movaps %xmm10, %xmm1 movaps %xmm12, %xmm4 movaps %xmm14, %xmm5 unpcklps %xmm9, %xmm8 unpcklps %xmm11, %xmm10 unpckhps %xmm9, %xmm0 unpckhps %xmm11, %xmm1 unpcklps %xmm13, %xmm12 unpcklps %xmm15, %xmm14 unpckhps %xmm13, %xmm4 unpckhps %xmm15, %xmm5 movaps %xmm8, %xmm2 movaps %xmm0, %xmm3 movaps %xmm12, %xmm6 movaps %xmm4, %xmm7 movlhps %xmm10, %xmm8 movhlps %xmm2, %xmm10 movlhps %xmm1, %xmm0 movhlps %xmm3, %xmm1 movlhps %xmm14, %xmm12 movhlps %xmm6, %xmm14 movlhps %xmm5, %xmm4 movhlps %xmm7, %xmm5 addps %xmm10, %xmm8 addps %xmm1, %xmm0 addps %xmm14, %xmm12 addps %xmm5, %xmm4 addps %xmm8, %xmm0 addps %xmm12, %xmm4 movaps %xmm0, %xmm2 movaps %xmm0, %xmm3 movaps %xmm4, %xmm5 movaps %xmm4, %xmm6 mulps XMMREG_SCALE, %xmm0 mulps XMMREG_SCALE, %xmm4 cmpnleps XMMREG_MAX, %xmm2 cmpltps XMMREG_MIN, %xmm3 cmpnleps XMMREG_MAX, %xmm5 cmpltps XMMREG_MIN, %xmm6 cvtps2dq %xmm0, %xmm0 cvtps2dq %xmm4, %xmm4 xorps %xmm2, %xmm0 xorps %xmm5, %xmm4 movaps %xmm0, %xmm1 unpcklps %xmm4, %xmm0 unpckhps %xmm4, %xmm1 movups %xmm0, (SAMPLES) movups %xmm1, 16(SAMPLES) packssdw %xmm5, %xmm2 packssdw %xmm6, %xmm3 psrlw $15, %xmm2 psrlw $15, %xmm3 paddw %xmm3, %xmm2 paddw TEMP_CLIP, %xmm2 movaps %xmm2, TEMP_CLIP leaq 32(SAMPLES), SAMPLES decl %ecx jnz 1b movaps TEMP_CLIP, %xmm4 movhlps %xmm4, %xmm0 paddw %xmm4, %xmm0 pshuflw $0x55, %xmm0, %xmm1 pshuflw $0xaa, %xmm0, %xmm2 pshuflw $0xff, %xmm0, %xmm3 paddw %xmm1, %xmm0 paddw %xmm2, %xmm0 paddw %xmm3, %xmm0 movd %xmm0, %eax andl $0xffff, %eax #ifdef IS_MSABI movaps (%rsp), %xmm6 movaps 16(%rsp), %xmm7 movaps 32(%rsp), %xmm8 movaps 48(%rsp), %xmm9 movaps 64(%rsp), %xmm10 movaps 80(%rsp), %xmm11 movaps 96(%rsp), %xmm12 movaps 112(%rsp), %xmm13 movaps 128(%rsp), %xmm14 movaps 144(%rsp), %xmm15 addq $184, %rsp popq %rdi popq %rsi #else addq $24, %rsp #endif ret NONEXEC_STACK