Xuyi Wang
/
wolfSSL
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Diff: wolfcrypt/src/asm.c
- Revision:
- 17:ff9d1e86ad5f
- Parent:
- 16:048e5e270a58
--- a/wolfcrypt/src/asm.c Tue Nov 19 14:32:16 2019 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,1784 +0,0 @@
-/* asm.c
- *
- * Copyright (C) 2006-2017 wolfSSL Inc.
- *
- * This file is part of wolfSSL.
- *
- * wolfSSL is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * wolfSSL is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
- */
-
-
-#ifdef HAVE_CONFIG_H
- #include <config.h>
-#endif
-
-#include <wolfssl/wolfcrypt/settings.h>
-
-/*
- * Based on public domain TomsFastMath 0.10 by Tom St Denis, tomstdenis@iahu.ca,
- * http://math.libtomcrypt.com
- */
-
-
-/******************************************************************/
-/* fp_montgomery_reduce.c asm or generic */
-
-
-/* Each platform needs to query info type 1 from cpuid to see if aesni is
- * supported. Also, let's setup a macro for proper linkage w/o ABI conflicts
- */
-
-#if defined(HAVE_INTEL_MULX)
-#ifndef _MSC_VER
- #define cpuid(reg, leaf, sub)\
- __asm__ __volatile__ ("cpuid":\
- "=a" (reg[0]), "=b" (reg[1]), "=c" (reg[2]), "=d" (reg[3]) :\
- "a" (leaf), "c"(sub));
-
- #define XASM_LINK(f) asm(f)
-#else
-
- #include <intrin.h>
- #define cpuid(a,b,c) __cpuidex((int*)a,b,c)
-
- #define XASM_LINK(f)
-
-#endif /* _MSC_VER */
-
-#define EAX 0
-#define EBX 1
-#define ECX 2
-#define EDX 3
-
-#define CPUID_AVX1 0x1
-#define CPUID_AVX2 0x2
-#define CPUID_RDRAND 0x4
-#define CPUID_RDSEED 0x8
-#define CPUID_BMI2 0x10 /* MULX, RORX */
-#define CPUID_ADX 0x20 /* ADCX, ADOX */
-
-#define IS_INTEL_AVX1 (cpuid_flags&CPUID_AVX1)
-#define IS_INTEL_AVX2 (cpuid_flags&CPUID_AVX2)
-#define IS_INTEL_BMI2 (cpuid_flags&CPUID_BMI2)
-#define IS_INTEL_ADX (cpuid_flags&CPUID_ADX)
-#define IS_INTEL_RDRAND (cpuid_flags&CPUID_RDRAND)
-#define IS_INTEL_RDSEED (cpuid_flags&CPUID_RDSEED)
-#define SET_FLAGS
-
-static word32 cpuid_check = 0 ;
-static word32 cpuid_flags = 0 ;
-
-static word32 cpuid_flag(word32 leaf, word32 sub, word32 num, word32 bit) {
- int got_intel_cpu = 0;
- int got_amd_cpu = 0;
- unsigned int reg[5];
-
- reg[4] = '\0' ;
- cpuid(reg, 0, 0);
-
- /* check for intel cpu */
- if( memcmp((char *)&(reg[EBX]), "Genu", 4) == 0 &&
- memcmp((char *)&(reg[EDX]), "ineI", 4) == 0 &&
- memcmp((char *)&(reg[ECX]), "ntel", 4) == 0) {
- got_intel_cpu = 1;
- }
-
- /* check for AMD cpu */
- if( memcmp((char *)&(reg[EBX]), "Auth", 4) == 0 &&
- memcmp((char *)&(reg[EDX]), "enti", 4) == 0 &&
- memcmp((char *)&(reg[ECX]), "cAMD", 4) == 0) {
- got_amd_cpu = 1;
- }
- if (got_intel_cpu || got_amd_cpu) {
- cpuid(reg, leaf, sub);
- return((reg[num]>>bit)&0x1) ;
- }
- return 0 ;
-}
-
-WC_INLINE static int set_cpuid_flags(void) {
- if(cpuid_check == 0) {
- if(cpuid_flag(7, 0, EBX, 8)){ cpuid_flags |= CPUID_BMI2 ; }
- if(cpuid_flag(7, 0, EBX,19)){ cpuid_flags |= CPUID_ADX ; }
- cpuid_check = 1 ;
- return 0 ;
- }
- return 1 ;
-}
-
-#define RETURN return
-#define IF_HAVE_INTEL_MULX(func, ret) \
- if(cpuid_check==0)set_cpuid_flags() ; \
- if(IS_INTEL_BMI2 && IS_INTEL_ADX){ func; ret ; }
-
-#else
- #define IF_HAVE_INTEL_MULX(func, ret)
-#endif
-
-#if defined(TFM_X86) && !defined(TFM_SSE2)
-/* x86-32 code */
-
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
-__asm__( \
- "movl %5,%%eax \n\t" \
- "mull %4 \n\t" \
- "addl %1,%%eax \n\t" \
- "adcl $0,%%edx \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl $0,%%edx \n\t" \
- "movl %%edx,%1 \n\t" \
-:"=g"(_c[LO]), "=r"(cy) \
-:"0"(_c[LO]), "1"(cy), "r"(mu), "r"(*tmpm++) \
-: "%eax", "%edx", "cc")
-
-#define PROPCARRY \
-__asm__( \
- "addl %1,%0 \n\t" \
- "setb %%al \n\t" \
- "movzbl %%al,%1 \n\t" \
-:"=g"(_c[LO]), "=r"(cy) \
-:"0"(_c[LO]), "1"(cy) \
-: "%eax", "cc")
-
-/******************************************************************/
-#elif defined(TFM_X86_64)
-/* x86-64 code */
-
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
-__asm__( \
- "movq %5,%%rax \n\t" \
- "mulq %4 \n\t" \
- "addq %1,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "addq %%rax,%0 \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rdx,%1 \n\t" \
-:"=g"(_c[LO]), "=r"(cy) \
-:"0"(_c[LO]), "1"(cy), "r"(mu), "r"(*tmpm++) \
-: "%rax", "%rdx", "cc")
-
-#if defined(HAVE_INTEL_MULX)
-#define MULX_INNERMUL8(x,y,z,cy) \
- __asm__ volatile ( \
- "movq %[yn], %%rdx\n\t" \
- "xorq %%rcx, %%rcx\n\t" \
- "movq 0(%[c]), %%r8\n\t" \
- "movq 8(%[c]), %%r9\n\t" \
- "movq 16(%[c]), %%r10\n\t" \
- "movq 24(%[c]), %%r11\n\t" \
- "movq 32(%[c]), %%r12\n\t" \
- "movq 40(%[c]), %%r13\n\t" \
- "movq 48(%[c]), %%r14\n\t" \
- "movq 56(%[c]), %%r15\n\t" \
- \
- "mulx 0(%[xp]), %%rax, %%rcx\n\t" \
- "adcxq %[cy], %%r8\n\t" \
- "adoxq %%rax, %%r8\n\t" \
- "mulx 8(%[xp]), %%rax, %[cy]\n\t" \
- "adcxq %%rcx, %%r9\n\t" \
- "adoxq %%rax, %%r9\n\t" \
- "mulx 16(%[xp]), %%rax, %%rcx\n\t" \
- "adcxq %[cy], %%r10\n\t" \
- "adoxq %%rax, %%r10\n\t" \
- "mulx 24(%[xp]), %%rax, %[cy]\n\t" \
- "adcxq %%rcx, %%r11\n\t" \
- "adoxq %%rax, %%r11\n\t" \
- "mulx 32(%[xp]), %%rax, %%rcx\n\t" \
- "adcxq %[cy], %%r12\n\t" \
- "adoxq %%rax, %%r12\n\t" \
- "mulx 40(%[xp]), %%rax, %[cy]\n\t" \
- "adcxq %%rcx, %%r13\n\t" \
- "adoxq %%rax, %%r13\n\t" \
- "mulx 48(%[xp]), %%rax, %%rcx\n\t" \
- "adcxq %[cy], %%r14\n\t" \
- "adoxq %%rax, %%r14\n\t" \
- "adcxq %%rcx, %%r15\n\t" \
- "mulx 56(%[xp]), %%rax, %[cy]\n\t" \
- "movq $0, %%rdx\n\t" \
- "adoxq %%rdx, %%rax\n\t" \
- "adcxq %%rdx, %[cy]\n\t" \
- "adoxq %%rdx, %[cy]\n\t" \
- "addq %%rax, %%r15\n\t" \
- "adcq $0, %[cy]\n\t" \
- \
- "movq %%r8, 0(%[c])\n\t" \
- "movq %%r9, 8(%[c])\n\t" \
- "movq %%r10, 16(%[c])\n\t" \
- "movq %%r11, 24(%[c])\n\t" \
- "movq %%r12, 32(%[c])\n\t" \
- "movq %%r13, 40(%[c])\n\t" \
- "movq %%r14, 48(%[c])\n\t" \
- "movq %%r15, 56(%[c])\n\t" \
- : [cy] "+r" (cy) \
- : [xp] "r" (x), [c] "r" (c_mulx), [yn] "rm" (y) \
- :"%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15", \
- "%rdx", "%rax", "%rcx" \
- )
-
-#define INNERMUL8_MULX \
-{\
- MULX_INNERMUL8(tmpm, mu, _c, cy);\
-}
-#endif
-
-#define INNERMUL8 \
- __asm__( \
- "movq 0(%5),%%rax \n\t" \
- "movq 0(%2),%%r10 \n\t" \
- "movq 0x8(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x8(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "movq 0x10(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x10(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x8(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "movq 0x18(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x18(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x10(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "movq 0x20(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x20(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x18(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "movq 0x28(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x28(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x20(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "movq 0x30(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x30(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x28(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "movq 0x38(%5),%%r11 \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq 0x38(%2),%%r10 \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x30(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
- "movq %%r11,%%rax \n\t" \
- "mulq %4 \n\t" \
- "addq %%r10,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "addq %3,%%rax \n\t" \
- "adcq $0,%%rdx \n\t" \
- "movq %%rax,0x38(%0) \n\t" \
- "movq %%rdx,%1 \n\t" \
- \
-:"=r"(_c), "=r"(cy) \
-: "0"(_c), "1"(cy), "g"(mu), "r"(tmpm)\
-: "%rax", "%rdx", "%r10", "%r11", "cc")
-
-#define PROPCARRY \
-__asm__( \
- "addq %1,%0 \n\t" \
- "setb %%al \n\t" \
- "movzbq %%al,%1 \n\t" \
-:"=g"(_c[LO]), "=r"(cy) \
-:"0"(_c[LO]), "1"(cy) \
-: "%rax", "cc")
-
-/******************************************************************/
-#elif defined(TFM_SSE2)
-/* SSE2 code (assumes 32-bit fp_digits) */
-/* XMM register assignments:
- * xmm0 *tmpm++, then Mu * (*tmpm++)
- * xmm1 c[x], then Mu
- * xmm2 mp
- * xmm3 cy
- * xmm4 _c[LO]
- */
-
-#define MONT_START \
- __asm__("movd %0,%%mm2"::"g"(mp))
-
-#define MONT_FINI \
- __asm__("emms")
-
-#define LOOP_START \
-__asm__( \
-"movd %0,%%mm1 \n\t" \
-"pxor %%mm3,%%mm3 \n\t" \
-"pmuludq %%mm2,%%mm1 \n\t" \
-:: "g"(c[x]))
-
-/* pmuludq on mmx registers does a 32x32->64 multiply. */
-#define INNERMUL \
-__asm__( \
- "movd %1,%%mm4 \n\t" \
- "movd %2,%%mm0 \n\t" \
- "paddq %%mm4,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm0 \n\t" \
- "paddq %%mm0,%%mm3 \n\t" \
- "movd %%mm3,%0 \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-:"=g"(_c[LO]) : "0"(_c[LO]), "g"(*tmpm++) );
-
-#define INNERMUL8 \
-__asm__( \
- "movd 0(%1),%%mm4 \n\t" \
- "movd 0(%2),%%mm0 \n\t" \
- "paddq %%mm4,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm0 \n\t" \
- "movd 4(%2),%%mm5 \n\t" \
- "paddq %%mm0,%%mm3 \n\t" \
- "movd 4(%1),%%mm6 \n\t" \
- "movd %%mm3,0(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm6,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm5 \n\t" \
- "movd 8(%2),%%mm6 \n\t" \
- "paddq %%mm5,%%mm3 \n\t" \
- "movd 8(%1),%%mm7 \n\t" \
- "movd %%mm3,4(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm7,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm6 \n\t" \
- "movd 12(%2),%%mm7 \n\t" \
- "paddq %%mm6,%%mm3 \n\t" \
- "movd 12(%1),%%mm5 \n\t" \
- "movd %%mm3,8(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm5,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm7 \n\t" \
- "movd 16(%2),%%mm5 \n\t" \
- "paddq %%mm7,%%mm3 \n\t" \
- "movd 16(%1),%%mm6 \n\t" \
- "movd %%mm3,12(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm6,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm5 \n\t" \
- "movd 20(%2),%%mm6 \n\t" \
- "paddq %%mm5,%%mm3 \n\t" \
- "movd 20(%1),%%mm7 \n\t" \
- "movd %%mm3,16(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm7,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm6 \n\t" \
- "movd 24(%2),%%mm7 \n\t" \
- "paddq %%mm6,%%mm3 \n\t" \
- "movd 24(%1),%%mm5 \n\t" \
- "movd %%mm3,20(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm5,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm7 \n\t" \
- "movd 28(%2),%%mm5 \n\t" \
- "paddq %%mm7,%%mm3 \n\t" \
- "movd 28(%1),%%mm6 \n\t" \
- "movd %%mm3,24(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-\
- "paddq %%mm6,%%mm3 \n\t" \
- "pmuludq %%mm1,%%mm5 \n\t" \
- "paddq %%mm5,%%mm3 \n\t" \
- "movd %%mm3,28(%0) \n\t" \
- "psrlq $32, %%mm3 \n\t" \
-:"=r"(_c) : "0"(_c), "r"(tmpm) );
-
-/* TAO switched tmpm from "g" to "r" after gcc tried to index the indexed stack
- pointer */
-
-#define LOOP_END \
-__asm__( "movd %%mm3,%0 \n" :"=r"(cy))
-
-#define PROPCARRY \
-__asm__( \
- "addl %1,%0 \n\t" \
- "setb %%al \n\t" \
- "movzbl %%al,%1 \n\t" \
-:"=g"(_c[LO]), "=r"(cy) \
-:"0"(_c[LO]), "1"(cy) \
-: "%eax", "cc")
-
-/******************************************************************/
-#elif defined(TFM_ARM)
- /* ARMv4 code */
-
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-
-#ifdef __thumb__
-
-#define INNERMUL \
-__asm__( \
- " LDR r0,%1 \n\t" \
- " ADDS r0,r0,%0 \n\t" \
- " ITE CS \n\t" \
- " MOVCS %0,#1 \n\t" \
- " MOVCC %0,#0 \n\t" \
- " UMLAL r0,%0,%3,%4 \n\t" \
- " STR r0,%1 \n\t" \
-:"=r"(cy),"=m"(_c[0]):"0"(cy),"r"(mu),"r"(*tmpm++),"m"(_c[0]):"r0","cc");
-
-#define PROPCARRY \
-__asm__( \
- " LDR r0,%1 \n\t" \
- " ADDS r0,r0,%0 \n\t" \
- " STR r0,%1 \n\t" \
- " ITE CS \n\t" \
- " MOVCS %0,#1 \n\t" \
- " MOVCC %0,#0 \n\t" \
-:"=r"(cy),"=m"(_c[0]):"0"(cy),"m"(_c[0]):"r0","cc");
-
-
-/* TAO thumb mode uses ite (if then else) to detect carry directly
- * fixed unmatched constraint warning by changing 1 to m */
-
-#else /* __thumb__ */
-
-#define INNERMUL \
-__asm__( \
- " LDR r0,%1 \n\t" \
- " ADDS r0,r0,%0 \n\t" \
- " MOVCS %0,#1 \n\t" \
- " MOVCC %0,#0 \n\t" \
- " UMLAL r0,%0,%3,%4 \n\t" \
- " STR r0,%1 \n\t" \
-:"=r"(cy),"=m"(_c[0]):"0"(cy),"r"(mu),"r"(*tmpm++),"1"(_c[0]):"r0","cc");
-
-#define PROPCARRY \
-__asm__( \
- " LDR r0,%1 \n\t" \
- " ADDS r0,r0,%0 \n\t" \
- " STR r0,%1 \n\t" \
- " MOVCS %0,#1 \n\t" \
- " MOVCC %0,#0 \n\t" \
-:"=r"(cy),"=m"(_c[0]):"0"(cy),"1"(_c[0]):"r0","cc");
-
-#endif /* __thumb__ */
-
-#elif defined(TFM_PPC32)
-
-/* PPC32 */
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
-__asm__( \
- " mullw 16,%3,%4 \n\t" \
- " mulhwu 17,%3,%4 \n\t" \
- " addc 16,16,%2 \n\t" \
- " addze 17,17 \n\t" \
- " addc %1,16,%5 \n\t" \
- " addze %0,17 \n\t" \
-:"=r"(cy),"=r"(_c[0]):"0"(cy),"r"(mu),"r"(tmpm[0]),"1"(_c[0]):"16", "17", "cc"); ++tmpm;
-
-#define PROPCARRY \
-__asm__( \
- " addc %1,%3,%2 \n\t" \
- " xor %0,%2,%2 \n\t" \
- " addze %0,%2 \n\t" \
-:"=r"(cy),"=r"(_c[0]):"0"(cy),"1"(_c[0]):"cc");
-
-#elif defined(TFM_PPC64)
-
-/* PPC64 */
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
-__asm__( \
- " mulld r16,%3,%4 \n\t" \
- " mulhdu r17,%3,%4 \n\t" \
- " addc r16,16,%0 \n\t" \
- " addze r17,r17 \n\t" \
- " ldx r18,0,%1 \n\t" \
- " addc r16,r16,r18 \n\t" \
- " addze %0,r17 \n\t" \
- " sdx r16,0,%1 \n\t" \
-:"=r"(cy),"=m"(_c[0]):"0"(cy),"r"(mu),"r"(tmpm[0]),"1"(_c[0]):"r16", "r17", "r18","cc"); ++tmpm;
-
-#define PROPCARRY \
-__asm__( \
- " ldx r16,0,%1 \n\t" \
- " addc r16,r16,%0 \n\t" \
- " sdx r16,0,%1 \n\t" \
- " xor %0,%0,%0 \n\t" \
- " addze %0,%0 \n\t" \
-:"=r"(cy),"=m"(_c[0]):"0"(cy),"1"(_c[0]):"r16","cc");
-
-/******************************************************************/
-
-#elif defined(TFM_AVR32)
-
-/* AVR32 */
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
-__asm__( \
- " ld.w r2,%1 \n\t" \
- " add r2,%0 \n\t" \
- " eor r3,r3 \n\t" \
- " acr r3 \n\t" \
- " macu.d r2,%3,%4 \n\t" \
- " st.w %1,r2 \n\t" \
- " mov %0,r3 \n\t" \
-:"=r"(cy),"=r"(_c):"0"(cy),"r"(mu),"r"(*tmpm++),"1"(_c):"r2","r3");
-
-#define PROPCARRY \
-__asm__( \
- " ld.w r2,%1 \n\t" \
- " add r2,%0 \n\t" \
- " st.w %1,r2 \n\t" \
- " eor %0,%0 \n\t" \
- " acr %0 \n\t" \
-:"=r"(cy),"=r"(&_c[0]):"0"(cy),"1"(&_c[0]):"r2","cc");
-
-/******************************************************************/
-#elif defined(TFM_MIPS)
-
-/* MIPS */
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
-__asm__( \
- " multu %3,%4 \n\t" \
- " mflo $12 \n\t" \
- " mfhi $13 \n\t" \
- " addu $12,$12,%0 \n\t" \
- " sltu $10,$12,%0 \n\t" \
- " addu $13,$13,$10 \n\t" \
- " lw $10,%1 \n\t" \
- " addu $12,$12,$10 \n\t" \
- " sltu $10,$12,$10 \n\t" \
- " addu %0,$13,$10 \n\t" \
- " sw $12,%1 \n\t" \
-:"+r"(cy),"+m"(_c[0]):""(cy),"r"(mu),"r"(tmpm[0]),""(_c[0]):"$10","$12","$13"); ++tmpm;
-
-#define PROPCARRY \
-__asm__( \
- " lw $10,%1 \n\t" \
- " addu $10,$10,%0 \n\t" \
- " sw $10,%1 \n\t" \
- " sltu %0,$10,%0 \n\t" \
-:"+r"(cy),"+m"(_c[0]):""(cy),""(_c[0]):"$10");
-
-/******************************************************************/
-#else
-
-/* ISO C code */
-#define MONT_START
-#define MONT_FINI
-#define LOOP_END
-#define LOOP_START \
- mu = c[x] * mp
-
-#define INNERMUL \
- do { fp_word t; \
- t = ((fp_word)_c[0] + (fp_word)cy) + \
- (((fp_word)mu) * ((fp_word)*tmpm++)); \
- _c[0] = (fp_digit)t; \
- cy = (fp_digit)(t >> DIGIT_BIT); \
- } while (0)
-
-#define PROPCARRY \
- do { fp_digit t = _c[0] += cy; cy = (t < cy); } while (0)
-
-#endif
-/******************************************************************/
-
-
-#define LO 0
-/* end fp_montogomery_reduce.c asm */
-
-
-/* start fp_sqr_comba.c asm */
-#if defined(TFM_X86)
-
-/* x86-32 optimized */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-#define SQRADD(i, j) \
-__asm__( \
- "movl %6,%%eax \n\t" \
- "mull %%eax \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "m"(i) :"%eax","%edx","cc");
-
-#define SQRADD2(i, j) \
-__asm__( \
- "movl %6,%%eax \n\t" \
- "mull %7 \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "m"(i), "m"(j) :"%eax","%edx", "cc");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- "movl %3,%%eax \n\t" \
- "mull %4 \n\t" \
- "movl %%eax,%0 \n\t" \
- "movl %%edx,%1 \n\t" \
- "xorl %2,%2 \n\t" \
- :"=r"(sc0), "=r"(sc1), "=r"(sc2): "g"(i), "g"(j) :"%eax","%edx","cc");
-
-#define SQRADDAC(i, j) \
-__asm__( \
- "movl %6,%%eax \n\t" \
- "mull %7 \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(sc0), "=r"(sc1), "=r"(sc2): "0"(sc0), "1"(sc1), "2"(sc2), "g"(i), "g"(j) :"%eax","%edx","cc");
-
-#define SQRADDDB \
-__asm__( \
- "addl %6,%0 \n\t" \
- "adcl %7,%1 \n\t" \
- "adcl %8,%2 \n\t" \
- "addl %6,%0 \n\t" \
- "adcl %7,%1 \n\t" \
- "adcl %8,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2) : "0"(c0), "1"(c1), "2"(c2), "r"(sc0), "r"(sc1), "r"(sc2) : "cc");
-
-#elif defined(TFM_X86_64)
-/* x86-64 optimized */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-#define SQRADD(i, j) \
-__asm__( \
- "movq %6,%%rax \n\t" \
- "mulq %%rax \n\t" \
- "addq %%rax,%0 \n\t" \
- "adcq %%rdx,%1 \n\t" \
- "adcq $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "x"(i) :"%rax","%rdx","cc");
-
-#define SQRADD2(i, j) \
-__asm__( \
- "movq %6,%%rax \n\t" \
- "mulq %7 \n\t" \
- "addq %%rax,%0 \n\t" \
- "adcq %%rdx,%1 \n\t" \
- "adcq $0,%2 \n\t" \
- "addq %%rax,%0 \n\t" \
- "adcq %%rdx,%1 \n\t" \
- "adcq $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "g"(i), "g"(j) :"%rax","%rdx","cc");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- "movq %3,%%rax \n\t" \
- "mulq %4 \n\t" \
- "movq %%rax,%0 \n\t" \
- "movq %%rdx,%1 \n\t" \
- "xorq %2,%2 \n\t" \
- :"=r"(sc0), "=r"(sc1), "=r"(sc2): "g"(i), "g"(j) :"%rax","%rdx","cc");
-
-#define SQRADDAC(i, j) \
-__asm__( \
- "movq %6,%%rax \n\t" \
- "mulq %7 \n\t" \
- "addq %%rax,%0 \n\t" \
- "adcq %%rdx,%1 \n\t" \
- "adcq $0,%2 \n\t" \
- :"=r"(sc0), "=r"(sc1), "=r"(sc2): "0"(sc0), "1"(sc1), "2"(sc2), "g"(i), "g"(j) :"%rax","%rdx","cc");
-
-#define SQRADDDB \
-__asm__( \
- "addq %6,%0 \n\t" \
- "adcq %7,%1 \n\t" \
- "adcq %8,%2 \n\t" \
- "addq %6,%0 \n\t" \
- "adcq %7,%1 \n\t" \
- "adcq %8,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2) : "0"(c0), "1"(c1), "2"(c2), "r"(sc0), "r"(sc1), "r"(sc2) : "cc");
-
-#elif defined(TFM_SSE2)
-
-/* SSE2 Optimized */
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI \
- __asm__("emms");
-
-#define SQRADD(i, j) \
-__asm__( \
- "movd %6,%%mm0 \n\t" \
- "pmuludq %%mm0,%%mm0\n\t" \
- "movd %%mm0,%%eax \n\t" \
- "psrlq $32,%%mm0 \n\t" \
- "addl %%eax,%0 \n\t" \
- "movd %%mm0,%%eax \n\t" \
- "adcl %%eax,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "m"(i) :"%eax","cc");
-
-#define SQRADD2(i, j) \
-__asm__( \
- "movd %6,%%mm0 \n\t" \
- "movd %7,%%mm1 \n\t" \
- "pmuludq %%mm1,%%mm0\n\t" \
- "movd %%mm0,%%eax \n\t" \
- "psrlq $32,%%mm0 \n\t" \
- "movd %%mm0,%%edx \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "m"(i), "m"(j) :"%eax","%edx","cc");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- "movd %3,%%mm0 \n\t" \
- "movd %4,%%mm1 \n\t" \
- "pmuludq %%mm1,%%mm0\n\t" \
- "movd %%mm0,%0 \n\t" \
- "psrlq $32,%%mm0 \n\t" \
- "movd %%mm0,%1 \n\t" \
- "xorl %2,%2 \n\t" \
- :"=r"(sc0), "=r"(sc1), "=r"(sc2): "m"(i), "m"(j));
-
-/* TAO removed sc0,1,2 as input to remove warning so %6,%7 become %3,%4 */
-
-#define SQRADDAC(i, j) \
-__asm__( \
- "movd %6,%%mm0 \n\t" \
- "movd %7,%%mm1 \n\t" \
- "pmuludq %%mm1,%%mm0\n\t" \
- "movd %%mm0,%%eax \n\t" \
- "psrlq $32,%%mm0 \n\t" \
- "movd %%mm0,%%edx \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(sc0), "=r"(sc1), "=r"(sc2): "0"(sc0), "1"(sc1), "2"(sc2), "m"(i), "m"(j) :"%eax","%edx","cc");
-
-#define SQRADDDB \
-__asm__( \
- "addl %6,%0 \n\t" \
- "adcl %7,%1 \n\t" \
- "adcl %8,%2 \n\t" \
- "addl %6,%0 \n\t" \
- "adcl %7,%1 \n\t" \
- "adcl %8,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2) : "0"(c0), "1"(c1), "2"(c2), "r"(sc0), "r"(sc1), "r"(sc2) : "cc");
-
-#elif defined(TFM_ARM)
-
-/* ARM code */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-/* multiplies point i and j, updates carry "c1" and digit c2 */
-#define SQRADD(i, j) \
-__asm__( \
-" UMULL r0,r1,%6,%6 \n\t" \
-" ADDS %0,%0,r0 \n\t" \
-" ADCS %1,%1,r1 \n\t" \
-" ADC %2,%2,#0 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "0"(c0), "1"(c1), "2"(c2), "r"(i) : "r0", "r1", "cc");
-
-/* for squaring some of the terms are doubled... */
-#define SQRADD2(i, j) \
-__asm__( \
-" UMULL r0,r1,%6,%7 \n\t" \
-" ADDS %0,%0,r0 \n\t" \
-" ADCS %1,%1,r1 \n\t" \
-" ADC %2,%2,#0 \n\t" \
-" ADDS %0,%0,r0 \n\t" \
-" ADCS %1,%1,r1 \n\t" \
-" ADC %2,%2,#0 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j) : "r0", "r1", "cc");
-
-#define SQRADDSC(i, j) \
-__asm__( \
-" UMULL %0,%1,%3,%4 \n\t" \
-" SUB %2,%2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2) : "r"(i), "r"(j) : "cc");
-
-/* TAO removed sc0,1,2 as input to remove warning so %6,%7 become %3,%4 */
-
-#define SQRADDAC(i, j) \
-__asm__( \
-" UMULL r0,r1,%6,%7 \n\t" \
-" ADDS %0,%0,r0 \n\t" \
-" ADCS %1,%1,r1 \n\t" \
-" ADC %2,%2,#0 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2) : "0"(sc0), "1"(sc1), "2"(sc2), "r"(i), "r"(j) : "r0", "r1", "cc");
-
-#define SQRADDDB \
-__asm__( \
-" ADDS %0,%0,%3 \n\t" \
-" ADCS %1,%1,%4 \n\t" \
-" ADC %2,%2,%5 \n\t" \
-" ADDS %0,%0,%3 \n\t" \
-" ADCS %1,%1,%4 \n\t" \
-" ADC %2,%2,%5 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "r"(sc0), "r"(sc1), "r"(sc2), "0"(c0), "1"(c1), "2"(c2) : "cc");
-
-#elif defined(TFM_PPC32)
-
-/* PPC32 */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-/* multiplies point i and j, updates carry "c1" and digit c2 */
-#define SQRADD(i, j) \
-__asm__( \
- " mullw 16,%6,%6 \n\t" \
- " addc %0,%0,16 \n\t" \
- " mulhwu 16,%6,%6 \n\t" \
- " adde %1,%1,16 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i):"16","cc");
-
-/* for squaring some of the terms are doubled... */
-#define SQRADD2(i, j) \
-__asm__( \
- " mullw 16,%6,%7 \n\t" \
- " mulhwu 17,%6,%7 \n\t" \
- " addc %0,%0,16 \n\t" \
- " adde %1,%1,17 \n\t" \
- " addze %2,%2 \n\t" \
- " addc %0,%0,16 \n\t" \
- " adde %1,%1,17 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"16", "17","cc");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- " mullw %0,%6,%7 \n\t" \
- " mulhwu %1,%6,%7 \n\t" \
- " xor %2,%2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i),"r"(j) : "cc");
-
-#define SQRADDAC(i, j) \
-__asm__( \
- " mullw 16,%6,%7 \n\t" \
- " addc %0,%0,16 \n\t" \
- " mulhwu 16,%6,%7 \n\t" \
- " adde %1,%1,16 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i), "r"(j):"16", "cc");
-
-#define SQRADDDB \
-__asm__( \
- " addc %0,%0,%3 \n\t" \
- " adde %1,%1,%4 \n\t" \
- " adde %2,%2,%5 \n\t" \
- " addc %0,%0,%3 \n\t" \
- " adde %1,%1,%4 \n\t" \
- " adde %2,%2,%5 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "r"(sc0), "r"(sc1), "r"(sc2), "0"(c0), "1"(c1), "2"(c2) : "cc");
-
-#elif defined(TFM_PPC64)
-/* PPC64 */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-/* multiplies point i and j, updates carry "c1" and digit c2 */
-#define SQRADD(i, j) \
-__asm__( \
- " mulld r16,%6,%6 \n\t" \
- " addc %0,%0,r16 \n\t" \
- " mulhdu r16,%6,%6 \n\t" \
- " adde %1,%1,r16 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i):"r16","cc");
-
-/* for squaring some of the terms are doubled... */
-#define SQRADD2(i, j) \
-__asm__( \
- " mulld r16,%6,%7 \n\t" \
- " mulhdu r17,%6,%7 \n\t" \
- " addc %0,%0,r16 \n\t" \
- " adde %1,%1,r17 \n\t" \
- " addze %2,%2 \n\t" \
- " addc %0,%0,r16 \n\t" \
- " adde %1,%1,r17 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"r16", "r17","cc");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- " mulld %0,%6,%7 \n\t" \
- " mulhdu %1,%6,%7 \n\t" \
- " xor %2,%2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i),"r"(j) : "cc");
-
-#define SQRADDAC(i, j) \
-__asm__( \
- " mulld r16,%6,%7 \n\t" \
- " addc %0,%0,r16 \n\t" \
- " mulhdu r16,%6,%7 \n\t" \
- " adde %1,%1,r16 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i), "r"(j):"r16", "cc");
-
-#define SQRADDDB \
-__asm__( \
- " addc %0,%0,%3 \n\t" \
- " adde %1,%1,%4 \n\t" \
- " adde %2,%2,%5 \n\t" \
- " addc %0,%0,%3 \n\t" \
- " adde %1,%1,%4 \n\t" \
- " adde %2,%2,%5 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "r"(sc0), "r"(sc1), "r"(sc2), "0"(c0), "1"(c1), "2"(c2) : "cc");
-
-
-#elif defined(TFM_AVR32)
-
-/* AVR32 */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-/* multiplies point i and j, updates carry "c1" and digit c2 */
-#define SQRADD(i, j) \
-__asm__( \
- " mulu.d r2,%6,%6 \n\t" \
- " add %0,%0,r2 \n\t" \
- " adc %1,%1,r3 \n\t" \
- " acr %2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i):"r2","r3");
-
-/* for squaring some of the terms are doubled... */
-#define SQRADD2(i, j) \
-__asm__( \
- " mulu.d r2,%6,%7 \n\t" \
- " add %0,%0,r2 \n\t" \
- " adc %1,%1,r3 \n\t" \
- " acr %2, \n\t" \
- " add %0,%0,r2 \n\t" \
- " adc %1,%1,r3 \n\t" \
- " acr %2, \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"r2", "r3");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- " mulu.d r2,%6,%7 \n\t" \
- " mov %0,r2 \n\t" \
- " mov %1,r3 \n\t" \
- " eor %2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i),"r"(j) : "r2", "r3");
-
-#define SQRADDAC(i, j) \
-__asm__( \
- " mulu.d r2,%6,%7 \n\t" \
- " add %0,%0,r2 \n\t" \
- " adc %1,%1,r3 \n\t" \
- " acr %2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i), "r"(j):"r2", "r3");
-
-#define SQRADDDB \
-__asm__( \
- " add %0,%0,%3 \n\t" \
- " adc %1,%1,%4 \n\t" \
- " adc %2,%2,%5 \n\t" \
- " add %0,%0,%3 \n\t" \
- " adc %1,%1,%4 \n\t" \
- " adc %2,%2,%5 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "r"(sc0), "r"(sc1), "r"(sc2), "0"(c0), "1"(c1), "2"(c2) : "cc");
-
-#elif defined(TFM_MIPS)
-
-/* MIPS */
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-/* multiplies point i and j, updates carry "c1" and digit c2 */
-#define SQRADD(i, j) \
-__asm__( \
- " multu %6,%6 \n\t" \
- " mflo $12 \n\t" \
- " mfhi $13 \n\t" \
- " addu %0,%0,$12 \n\t" \
- " sltu $12,%0,$12 \n\t" \
- " addu %1,%1,$13 \n\t" \
- " sltu $13,%1,$13 \n\t" \
- " addu %1,%1,$12 \n\t" \
- " sltu $12,%1,$12 \n\t" \
- " addu %2,%2,$13 \n\t" \
- " addu %2,%2,$12 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i):"$12","$13");
-
-/* for squaring some of the terms are doubled... */
-#define SQRADD2(i, j) \
-__asm__( \
- " multu %6,%7 \n\t" \
- " mflo $12 \n\t" \
- " mfhi $13 \n\t" \
- \
- " addu %0,%0,$12 \n\t" \
- " sltu $14,%0,$12 \n\t" \
- " addu %1,%1,$13 \n\t" \
- " sltu $15,%1,$13 \n\t" \
- " addu %1,%1,$14 \n\t" \
- " sltu $14,%1,$14 \n\t" \
- " addu %2,%2,$15 \n\t" \
- " addu %2,%2,$14 \n\t" \
- \
- " addu %0,%0,$12 \n\t" \
- " sltu $14,%0,$12 \n\t" \
- " addu %1,%1,$13 \n\t" \
- " sltu $15,%1,$13 \n\t" \
- " addu %1,%1,$14 \n\t" \
- " sltu $14,%1,$14 \n\t" \
- " addu %2,%2,$15 \n\t" \
- " addu %2,%2,$14 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"$12", "$13", "$14", "$15");
-
-#define SQRADDSC(i, j) \
-__asm__( \
- " multu %6,%7 \n\t" \
- " mflo %0 \n\t" \
- " mfhi %1 \n\t" \
- " xor %2,%2,%2 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i),"r"(j) : "cc");
-
-#define SQRADDAC(i, j) \
-__asm__( \
- " multu %6,%7 \n\t" \
- " mflo $12 \n\t" \
- " mfhi $13 \n\t" \
- " addu %0,%0,$12 \n\t" \
- " sltu $12,%0,$12 \n\t" \
- " addu %1,%1,$13 \n\t" \
- " sltu $13,%1,$13 \n\t" \
- " addu %1,%1,$12 \n\t" \
- " sltu $12,%1,$12 \n\t" \
- " addu %2,%2,$13 \n\t" \
- " addu %2,%2,$12 \n\t" \
-:"=r"(sc0), "=r"(sc1), "=r"(sc2):"0"(sc0), "1"(sc1), "2"(sc2), "r"(i), "r"(j):"$12", "$13", "$14");
-
-#define SQRADDDB \
-__asm__( \
- " addu %0,%0,%3 \n\t" \
- " sltu $10,%0,%3 \n\t" \
- " addu %1,%1,$10 \n\t" \
- " sltu $10,%1,$10 \n\t" \
- " addu %1,%1,%4 \n\t" \
- " sltu $11,%1,%4 \n\t" \
- " addu %2,%2,$10 \n\t" \
- " addu %2,%2,$11 \n\t" \
- " addu %2,%2,%5 \n\t" \
- \
- " addu %0,%0,%3 \n\t" \
- " sltu $10,%0,%3 \n\t" \
- " addu %1,%1,$10 \n\t" \
- " sltu $10,%1,$10 \n\t" \
- " addu %1,%1,%4 \n\t" \
- " sltu $11,%1,%4 \n\t" \
- " addu %2,%2,$10 \n\t" \
- " addu %2,%2,$11 \n\t" \
- " addu %2,%2,%5 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "r"(sc0), "r"(sc1), "r"(sc2), "0"(c0), "1"(c1), "2"(c2) : "$10", "$11");
-
-#else
-
-#define TFM_ISO
-
-/* ISO C portable code */
-
-#define COMBA_START
-
-#define CLEAR_CARRY \
- c0 = c1 = c2 = 0;
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define CARRY_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_FINI
-
-/* multiplies point i and j, updates carry "c1" and digit c2 */
-#define SQRADD(i, j) \
- do { fp_word t; \
- t = c0 + ((fp_word)i) * ((fp_word)j); c0 = (fp_digit)t; \
- t = c1 + (t >> DIGIT_BIT); c1 = (fp_digit)t; \
- c2 +=(fp_digit) (t >> DIGIT_BIT); \
- } while (0);
-
-
-/* for squaring some of the terms are doubled... */
-#define SQRADD2(i, j) \
- do { fp_word t; \
- t = ((fp_word)i) * ((fp_word)j); \
- tt = (fp_word)c0 + t; c0 = (fp_digit)tt; \
- tt = (fp_word)c1 + (tt >> DIGIT_BIT); c1 = (fp_digit)tt; \
- c2 +=(fp_digit)(tt >> DIGIT_BIT); \
- tt = (fp_word)c0 + t; c0 = (fp_digit)tt; \
- tt = (fp_word)c1 + (tt >> DIGIT_BIT); c1 = (fp_digit)tt; \
- c2 +=(fp_digit)(tt >> DIGIT_BIT); \
- } while (0);
-
-#define SQRADDSC(i, j) \
- do { fp_word t; \
- t = ((fp_word)i) * ((fp_word)j); \
- sc0 = (fp_digit)t; sc1 = (t >> DIGIT_BIT); sc2 = 0; \
- } while (0);
-
-#define SQRADDAC(i, j) \
- do { fp_word t; \
- t = sc0 + ((fp_word)i) * ((fp_word)j); sc0 = (fp_digit)t; \
- t = sc1 + (t >> DIGIT_BIT); sc1 = (fp_digit)t; \
- sc2 += (fp_digit)(t >> DIGIT_BIT); \
- } while (0);
-
-#define SQRADDDB \
- do { fp_word t; \
- t = ((fp_word)sc0) + ((fp_word)sc0) + c0; c0 = (fp_digit)t; \
- t = ((fp_word)sc1) + ((fp_word)sc1) + c1 + (t >> DIGIT_BIT); \
- c1 = (fp_digit)t; \
- c2 = c2 + (fp_digit)(((fp_word)sc2) + ((fp_word)sc2) + (t >> DIGIT_BIT)); \
- } while (0);
-
-#endif
-
-#ifdef TFM_SMALL_SET
- #include "fp_sqr_comba_small_set.i"
-#endif
-
-#if defined(TFM_SQR3) && FP_SIZE >= 6
- #include "fp_sqr_comba_3.i"
-#endif
-#if defined(TFM_SQR4) && FP_SIZE >= 8
- #include "fp_sqr_comba_4.i"
-#endif
-#if defined(TFM_SQR6) && FP_SIZE >= 12
- #include "fp_sqr_comba_6.i"
-#endif
-#if defined(TFM_SQR7) && FP_SIZE >= 14
- #include "fp_sqr_comba_7.i"
-#endif
-#if defined(TFM_SQR8) && FP_SIZE >= 16
- #include "fp_sqr_comba_8.i"
-#endif
-#if defined(TFM_SQR9) && FP_SIZE >= 18
- #include "fp_sqr_comba_9.i"
-#endif
-#if defined(TFM_SQR12) && FP_SIZE >= 24
- #include "fp_sqr_comba_12.i"
-#endif
-#if defined(TFM_SQR17) && FP_SIZE >= 34
- #include "fp_sqr_comba_17.i"
-#endif
-#if defined(TFM_SQR20) && FP_SIZE >= 40
- #include "fp_sqr_comba_20.i"
-#endif
-#if defined(TFM_SQR24) && FP_SIZE >= 48
- #include "fp_sqr_comba_24.i"
-#endif
-#if defined(TFM_SQR28) && FP_SIZE >= 56
- #include "fp_sqr_comba_28.i"
-#endif
-#if defined(TFM_SQR32) && FP_SIZE >= 64
- #include "fp_sqr_comba_32.i"
-#endif
-#if defined(TFM_SQR48) && FP_SIZE >= 96
- #include "fp_sqr_comba_48.i"
-#endif
-#if defined(TFM_SQR64) && FP_SIZE >= 128
- #include "fp_sqr_comba_64.i"
-#endif
-/* end fp_sqr_comba.c asm */
-
-/* start fp_mul_comba.c asm */
-/* these are the combas. Worship them. */
-#if defined(TFM_X86)
-/* Generic x86 optimized code */
-
-/* anything you need at the start */
-#define COMBA_START
-
-/* clear the chaining variables */
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-/* forward the carry to the next digit */
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-/* store the first sum */
-#define COMBA_STORE(x) \
- x = c0;
-
-/* store the second sum [carry] */
-#define COMBA_STORE2(x) \
- x = c1;
-
-/* anything you need at the end */
-#define COMBA_FINI
-
-/* this should multiply i and j */
-#define MULADD(i, j) \
-__asm__( \
- "movl %6,%%eax \n\t" \
- "mull %7 \n\t" \
- "addl %%eax,%0 \n\t" \
- "adcl %%edx,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "m"(i), "m"(j) :"%eax","%edx","cc");
-
-#elif defined(TFM_X86_64)
-/* x86-64 optimized */
-
-/* anything you need at the start */
-#define COMBA_START
-
-/* clear the chaining variables */
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-/* forward the carry to the next digit */
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-/* store the first sum */
-#define COMBA_STORE(x) \
- x = c0;
-
-/* store the second sum [carry] */
-#define COMBA_STORE2(x) \
- x = c1;
-
-/* anything you need at the end */
-#define COMBA_FINI
-
-/* this should multiply i and j */
-#define MULADD(i, j) \
-__asm__ ( \
- "movq %6,%%rax \n\t" \
- "mulq %7 \n\t" \
- "addq %%rax,%0 \n\t" \
- "adcq %%rdx,%1 \n\t" \
- "adcq $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "g"(i), "g"(j) :"%rax","%rdx","cc");
-
-
-#if defined(HAVE_INTEL_MULX)
-#define MULADD_BODY(a,b,c) \
- __asm__ volatile( \
- "movq %[a0],%%rdx\n\t" \
- "xorq %%rcx, %%rcx\n\t" \
- "movq 0(%[cp]),%%r8\n\t" \
- "movq 8(%[cp]),%%r9\n\t" \
- "movq 16(%[cp]),%%r10\n\t" \
- "movq 24(%[cp]),%%r11\n\t" \
- "movq 32(%[cp]),%%r12\n\t" \
- "movq 40(%[cp]),%%r13\n\t" \
- \
- "mulx (%[bp]),%%rax, %%rbx\n\t" \
- "adoxq %%rax, %%r8\n\t" \
- "mulx 8(%[bp]),%%rax, %%rcx\n\t" \
- "adcxq %%rbx, %%r9\n\t" \
- "adoxq %%rax, %%r9\n\t" \
- "mulx 16(%[bp]),%%rax, %%rbx\n\t" \
- "adcxq %%rcx, %%r10\n\t" \
- "adoxq %%rax, %%r10\n\t" \
- "mulx 24(%[bp]),%%rax, %%rcx\n\t" \
- "adcxq %%rbx, %%r11\n\t" \
- "adoxq %%rax, %%r11\n\t" \
- "adcxq %%rcx, %%r12\n\t" \
- "mov $0, %%rdx\n\t" \
- "adox %%rdx, %%r12\n\t" \
- "adcx %%rdx, %%r13\n\t" \
- \
- "movq %%r8, 0(%[cp])\n\t" \
- "movq %%r9, 8(%[cp])\n\t" \
- "movq %%r10, 16(%[cp])\n\t" \
- "movq %%r11, 24(%[cp])\n\t" \
- "movq %%r12, 32(%[cp])\n\t" \
- "movq %%r13, 40(%[cp])\n\t" \
- : \
- : [a0] "r" (a->dp[ix]), [bp] "r" (&(b->dp[iy])), \
- [cp] "r" (&(c->dp[iz])) \
- : "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", \
- "%rdx", "%rax", "%rcx", "%rbx" \
- )
-
-#define TFM_INTEL_MUL_COMBA(a, b, c) \
- for (iz=0; iz<pa; iz++) c->dp[iz] = 0; \
- for (ix=0; ix<a->used; ix++) { \
- for (iy=0; iy<b->used; iy+=4) { \
- iz = ix + iy; \
- MULADD_BODY(a, b, c); \
- } \
- }
-#endif
-
-#elif defined(TFM_SSE2)
-/* use SSE2 optimizations */
-
-/* anything you need at the start */
-#define COMBA_START
-
-/* clear the chaining variables */
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-/* forward the carry to the next digit */
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-/* store the first sum */
-#define COMBA_STORE(x) \
- x = c0;
-
-/* store the second sum [carry] */
-#define COMBA_STORE2(x) \
- x = c1;
-
-/* anything you need at the end */
-#define COMBA_FINI \
- __asm__("emms");
-
-/* this should multiply i and j */
-#define MULADD(i, j) \
-__asm__( \
- "movd %6,%%mm0 \n\t" \
- "movd %7,%%mm1 \n\t" \
- "pmuludq %%mm1,%%mm0\n\t" \
- "movd %%mm0,%%eax \n\t" \
- "psrlq $32,%%mm0 \n\t" \
- "addl %%eax,%0 \n\t" \
- "movd %%mm0,%%eax \n\t" \
- "adcl %%eax,%1 \n\t" \
- "adcl $0,%2 \n\t" \
- :"=r"(c0), "=r"(c1), "=r"(c2): "0"(c0), "1"(c1), "2"(c2), "m"(i), "m"(j) :"%eax","cc");
-
-#elif defined(TFM_ARM)
-/* ARM code */
-
-#define COMBA_START
-
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define COMBA_FINI
-
-#define MULADD(i, j) \
-__asm__( \
-" UMULL r0,r1,%6,%7 \n\t" \
-" ADDS %0,%0,r0 \n\t" \
-" ADCS %1,%1,r1 \n\t" \
-" ADC %2,%2,#0 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2) : "0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j) : "r0", "r1", "cc");
-
-#elif defined(TFM_PPC32)
-/* For 32-bit PPC */
-
-#define COMBA_START
-
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define COMBA_FINI
-
-/* untested: will mulhwu change the flags? Docs say no */
-#define MULADD(i, j) \
-__asm__( \
- " mullw 16,%6,%7 \n\t" \
- " addc %0,%0,16 \n\t" \
- " mulhwu 16,%6,%7 \n\t" \
- " adde %1,%1,16 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"16");
-
-#elif defined(TFM_PPC64)
-/* For 64-bit PPC */
-
-#define COMBA_START
-
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define COMBA_FINI
-
-/* untested: will mulhdu change the flags? Docs say no */
-#define MULADD(i, j) \
-____asm__( \
- " mulld r16,%6,%7 \n\t" \
- " addc %0,%0,16 \n\t" \
- " mulhdu r16,%6,%7 \n\t" \
- " adde %1,%1,16 \n\t" \
- " addze %2,%2 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"r16");
-
-#elif defined(TFM_AVR32)
-
-/* ISO C code */
-
-#define COMBA_START
-
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define COMBA_FINI
-
-#define MULADD(i, j) \
-____asm__( \
- " mulu.d r2,%6,%7 \n\t"\
- " add %0,r2 \n\t"\
- " adc %1,%1,r3 \n\t"\
- " acr %2 \n\t"\
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"r2","r3");
-
-#elif defined(TFM_MIPS)
-
-/* MIPS */
-#define COMBA_START
-
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define COMBA_FINI
-
-#define MULADD(i, j) \
-__asm__( \
- " multu %6,%7 \n\t" \
- " mflo $12 \n\t" \
- " mfhi $13 \n\t" \
- " addu %0,%0,$12 \n\t" \
- " sltu $12,%0,$12 \n\t" \
- " addu %1,%1,$13 \n\t" \
- " sltu $13,%1,$13 \n\t" \
- " addu %1,%1,$12 \n\t" \
- " sltu $12,%1,$12 \n\t" \
- " addu %2,%2,$13 \n\t" \
- " addu %2,%2,$12 \n\t" \
-:"=r"(c0), "=r"(c1), "=r"(c2):"0"(c0), "1"(c1), "2"(c2), "r"(i), "r"(j):"$12","$13");
-
-#else
-/* ISO C code */
-
-#define COMBA_START
-
-#define COMBA_CLEAR \
- c0 = c1 = c2 = 0;
-
-#define COMBA_FORWARD \
- do { c0 = c1; c1 = c2; c2 = 0; } while (0);
-
-#define COMBA_STORE(x) \
- x = c0;
-
-#define COMBA_STORE2(x) \
- x = c1;
-
-#define COMBA_FINI
-
-#define MULADD(i, j) \
- do { fp_word t; \
- t = (fp_word)c0 + ((fp_word)i) * ((fp_word)j); \
- c0 = (fp_digit)t; \
- t = (fp_word)c1 + (t >> DIGIT_BIT); \
- c1 = (fp_digit)t; \
- c2 += (fp_digit)(t >> DIGIT_BIT); \
- } while (0);
-
-#endif
-
-
-#ifdef TFM_SMALL_SET
- #include "fp_mul_comba_small_set.i"
-#endif
-
-#if defined(TFM_MUL3) && FP_SIZE >= 6
- #include "fp_mul_comba_3.i"
-#endif
-#if defined(TFM_MUL4) && FP_SIZE >= 8
- #include "fp_mul_comba_4.i"
-#endif
-#if defined(TFM_MUL6) && FP_SIZE >= 12
- #include "fp_mul_comba_6.i"
-#endif
-#if defined(TFM_MUL7) && FP_SIZE >= 14
- #include "fp_mul_comba_7.i"
-#endif
-#if defined(TFM_MUL8) && FP_SIZE >= 16
- #include "fp_mul_comba_8.i"
-#endif
-#if defined(TFM_MUL9) && FP_SIZE >= 18
- #include "fp_mul_comba_9.i"
-#endif
-#if defined(TFM_MUL12) && FP_SIZE >= 24
- #include "fp_mul_comba_12.i"
-#endif
-#if defined(TFM_MUL17) && FP_SIZE >= 34
- #include "fp_mul_comba_17.i"
-#endif
-#if defined(TFM_MUL20) && FP_SIZE >= 40
- #include "fp_mul_comba_20.i"
-#endif
-#if defined(TFM_MUL24) && FP_SIZE >= 48
- #include "fp_mul_comba_24.i"
-#endif
-#if defined(TFM_MUL28) && FP_SIZE >= 56
- #include "fp_mul_comba_28.i"
-#endif
-#if defined(TFM_MUL32) && FP_SIZE >= 64
- #include "fp_mul_comba_32.i"
-#endif
-#if defined(TFM_MUL48) && FP_SIZE >= 96
- #include "fp_mul_comba_48.i"
-#endif
-#if defined(TFM_MUL64) && FP_SIZE >= 128
- #include "fp_mul_comba_64.i"
-#endif
-
-/* end fp_mul_comba.c asm */
-
-