diff options
Diffstat (limited to 'arch/powerpc/crypto/md5-asm.S')
| -rw-r--r-- | arch/powerpc/crypto/md5-asm.S | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/arch/powerpc/crypto/md5-asm.S b/arch/powerpc/crypto/md5-asm.S deleted file mode 100644 index fa6bc440cf4a..000000000000 --- a/arch/powerpc/crypto/md5-asm.S +++ /dev/null @@ -1,235 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Fast MD5 implementation for PPC - * - * Copyright (c) 2015 Markus Stockhausen <stockhausen@collogia.de> - */ -#include <asm/ppc_asm.h> -#include <asm/asm-offsets.h> -#include <asm/asm-compat.h> - -#define rHP r3 -#define rWP r4 - -#define rH0 r0 -#define rH1 r6 -#define rH2 r7 -#define rH3 r5 - -#define rW00 r8 -#define rW01 r9 -#define rW02 r10 -#define rW03 r11 -#define rW04 r12 -#define rW05 r14 -#define rW06 r15 -#define rW07 r16 -#define rW08 r17 -#define rW09 r18 -#define rW10 r19 -#define rW11 r20 -#define rW12 r21 -#define rW13 r22 -#define rW14 r23 -#define rW15 r24 - -#define rT0 r25 -#define rT1 r26 - -#define INITIALIZE \ - PPC_STLU r1,-INT_FRAME_SIZE(r1); \ - SAVE_GPRS(14, 26, r1) /* push registers onto stack */ - -#define FINALIZE \ - REST_GPRS(14, 26, r1); /* pop registers from stack */ \ - addi r1,r1,INT_FRAME_SIZE - -#ifdef __BIG_ENDIAN__ -#define LOAD_DATA(reg, off) \ - lwbrx reg,0,rWP; /* load data */ -#define INC_PTR \ - addi rWP,rWP,4; /* increment per word */ -#define NEXT_BLOCK /* nothing to do */ -#else -#define LOAD_DATA(reg, off) \ - lwz reg,off(rWP); /* load data */ -#define INC_PTR /* nothing to do */ -#define NEXT_BLOCK \ - addi rWP,rWP,64; /* increment per block */ -#endif - -#define R_00_15(a, b, c, d, w0, w1, p, q, off, k0h, k0l, k1h, k1l) \ - LOAD_DATA(w0, off) /* W */ \ - and rT0,b,c; /* 1: f = b and c */ \ - INC_PTR /* ptr++ */ \ - andc rT1,d,b; /* 1: f' = ~b and d */ \ - LOAD_DATA(w1, off+4) /* W */ \ - or rT0,rT0,rT1; /* 1: f = f or f' */ \ - addi w0,w0,k0l; /* 1: wk = w + k */ \ - add a,a,rT0; /* 1: a = a + f */ \ - addis w0,w0,k0h; /* 1: wk = w + k' */ \ - addis w1,w1,k1h; /* 2: wk = w + k */ \ - add a,a,w0; /* 1: a = a + wk */ \ - addi w1,w1,k1l; /* 2: wk = w + k' */ \ - rotrwi a,a,p; /* 1: a = a rotl x */ \ - add d,d,w1; /* 2: a = a + wk */ \ - add a,a,b; /* 1: a = a + b */ \ - and rT0,a,b; /* 2: f = b and c */ \ - andc rT1,c,a; /* 2: f' = ~b and d */ \ - or rT0,rT0,rT1; /* 2: f = f or f' */ \ - add d,d,rT0; /* 2: a = a + f */ \ - INC_PTR /* ptr++ */ \ - rotrwi d,d,q; /* 2: a = a rotl x */ \ - add d,d,a; /* 2: a = a + b */ - -#define R_16_31(a, b, c, d, w0, w1, p, q, k0h, k0l, k1h, k1l) \ - andc rT0,c,d; /* 1: f = c and ~d */ \ - and rT1,b,d; /* 1: f' = b and d */ \ - addi w0,w0,k0l; /* 1: wk = w + k */ \ - or rT0,rT0,rT1; /* 1: f = f or f' */ \ - addis w0,w0,k0h; /* 1: wk = w + k' */ \ - add a,a,rT0; /* 1: a = a + f */ \ - addi w1,w1,k1l; /* 2: wk = w + k */ \ - add a,a,w0; /* 1: a = a + wk */ \ - addis w1,w1,k1h; /* 2: wk = w + k' */ \ - andc rT0,b,c; /* 2: f = c and ~d */ \ - rotrwi a,a,p; /* 1: a = a rotl x */ \ - add a,a,b; /* 1: a = a + b */ \ - add d,d,w1; /* 2: a = a + wk */ \ - and rT1,a,c; /* 2: f' = b and d */ \ - or rT0,rT0,rT1; /* 2: f = f or f' */ \ - add d,d,rT0; /* 2: a = a + f */ \ - rotrwi d,d,q; /* 2: a = a rotl x */ \ - add d,d,a; /* 2: a = a +b */ - -#define R_32_47(a, b, c, d, w0, w1, p, q, k0h, k0l, k1h, k1l) \ - xor rT0,b,c; /* 1: f' = b xor c */ \ - addi w0,w0,k0l; /* 1: wk = w + k */ \ - xor rT1,rT0,d; /* 1: f = f xor f' */ \ - addis w0,w0,k0h; /* 1: wk = w + k' */ \ - add a,a,rT1; /* 1: a = a + f */ \ - addi w1,w1,k1l; /* 2: wk = w + k */ \ - add a,a,w0; /* 1: a = a + wk */ \ - addis w1,w1,k1h; /* 2: wk = w + k' */ \ - rotrwi a,a,p; /* 1: a = a rotl x */ \ - add d,d,w1; /* 2: a = a + wk */ \ - add a,a,b; /* 1: a = a + b */ \ - xor rT1,rT0,a; /* 2: f = b xor f' */ \ - add d,d,rT1; /* 2: a = a + f */ \ - rotrwi d,d,q; /* 2: a = a rotl x */ \ - add d,d,a; /* 2: a = a + b */ - -#define R_48_63(a, b, c, d, w0, w1, p, q, k0h, k0l, k1h, k1l) \ - addi w0,w0,k0l; /* 1: w = w + k */ \ - orc rT0,b,d; /* 1: f = b or ~d */ \ - addis w0,w0,k0h; /* 1: w = w + k' */ \ - xor rT0,rT0,c; /* 1: f = f xor c */ \ - add a,a,w0; /* 1: a = a + wk */ \ - addi w1,w1,k1l; /* 2: w = w + k */ \ - add a,a,rT0; /* 1: a = a + f */ \ - addis w1,w1,k1h; /* 2: w = w + k' */ \ - rotrwi a,a,p; /* 1: a = a rotl x */ \ - add a,a,b; /* 1: a = a + b */ \ - orc rT0,a,c; /* 2: f = b or ~d */ \ - add d,d,w1; /* 2: a = a + wk */ \ - xor rT0,rT0,b; /* 2: f = f xor c */ \ - add d,d,rT0; /* 2: a = a + f */ \ - rotrwi d,d,q; /* 2: a = a rotl x */ \ - add d,d,a; /* 2: a = a + b */ - -_GLOBAL(ppc_md5_transform) - INITIALIZE - - mtctr r5 - lwz rH0,0(rHP) - lwz rH1,4(rHP) - lwz rH2,8(rHP) - lwz rH3,12(rHP) - -ppc_md5_main: - R_00_15(rH0, rH1, rH2, rH3, rW00, rW01, 25, 20, 0, - 0xd76b, -23432, 0xe8c8, -18602) - R_00_15(rH2, rH3, rH0, rH1, rW02, rW03, 15, 10, 8, - 0x2420, 0x70db, 0xc1be, -12562) - R_00_15(rH0, rH1, rH2, rH3, rW04, rW05, 25, 20, 16, - 0xf57c, 0x0faf, 0x4788, -14806) - R_00_15(rH2, rH3, rH0, rH1, rW06, rW07, 15, 10, 24, - 0xa830, 0x4613, 0xfd47, -27391) - R_00_15(rH0, rH1, rH2, rH3, rW08, rW09, 25, 20, 32, - 0x6981, -26408, 0x8b45, -2129) - R_00_15(rH2, rH3, rH0, rH1, rW10, rW11, 15, 10, 40, - 0xffff, 0x5bb1, 0x895d, -10306) - R_00_15(rH0, rH1, rH2, rH3, rW12, rW13, 25, 20, 48, - 0x6b90, 0x1122, 0xfd98, 0x7193) - R_00_15(rH2, rH3, rH0, rH1, rW14, rW15, 15, 10, 56, - 0xa679, 0x438e, 0x49b4, 0x0821) - - R_16_31(rH0, rH1, rH2, rH3, rW01, rW06, 27, 23, - 0x0d56, 0x6e0c, 0x1810, 0x6d2d) - R_16_31(rH2, rH3, rH0, rH1, rW11, rW00, 18, 12, - 0x9d02, -32109, 0x124c, 0x2332) - R_16_31(rH0, rH1, rH2, rH3, rW05, rW10, 27, 23, - 0x8ea7, 0x4a33, 0x0245, -18270) - R_16_31(rH2, rH3, rH0, rH1, rW15, rW04, 18, 12, - 0x8eee, -8608, 0xf258, -5095) - R_16_31(rH0, rH1, rH2, rH3, rW09, rW14, 27, 23, - 0x969d, -10697, 0x1cbe, -15288) - R_16_31(rH2, rH3, rH0, rH1, rW03, rW08, 18, 12, - 0x3317, 0x3e99, 0xdbd9, 0x7c15) - R_16_31(rH0, rH1, rH2, rH3, rW13, rW02, 27, 23, - 0xac4b, 0x7772, 0xd8cf, 0x331d) - R_16_31(rH2, rH3, rH0, rH1, rW07, rW12, 18, 12, - 0x6a28, 0x6dd8, 0x219a, 0x3b68) - - R_32_47(rH0, rH1, rH2, rH3, rW05, rW08, 28, 21, - 0x29cb, 0x28e5, 0x4218, -7788) - R_32_47(rH2, rH3, rH0, rH1, rW11, rW14, 16, 9, - 0x473f, 0x06d1, 0x3aae, 0x3036) - R_32_47(rH0, rH1, rH2, rH3, rW01, rW04, 28, 21, - 0xaea1, -15134, 0x640b, -11295) - R_32_47(rH2, rH3, rH0, rH1, rW07, rW10, 16, 9, - 0x8f4c, 0x4887, 0xbc7c, -22499) - R_32_47(rH0, rH1, rH2, rH3, rW13, rW00, 28, 21, - 0x7eb8, -27199, 0x00ea, 0x6050) - R_32_47(rH2, rH3, rH0, rH1, rW03, rW06, 16, 9, - 0xe01a, 0x22fe, 0x4447, 0x69c5) - R_32_47(rH0, rH1, rH2, rH3, rW09, rW12, 28, 21, - 0xb7f3, 0x0253, 0x59b1, 0x4d5b) - R_32_47(rH2, rH3, rH0, rH1, rW15, rW02, 16, 9, - 0x4701, -27017, 0xc7bd, -19859) - - R_48_63(rH0, rH1, rH2, rH3, rW00, rW07, 26, 22, - 0x0988, -1462, 0x4c70, -19401) - R_48_63(rH2, rH3, rH0, rH1, rW14, rW05, 17, 11, - 0xadaf, -5221, 0xfc99, 0x66f7) - R_48_63(rH0, rH1, rH2, rH3, rW12, rW03, 26, 22, - 0x7e80, -16418, 0xba1e, -25587) - R_48_63(rH2, rH3, rH0, rH1, rW10, rW01, 17, 11, - 0x4130, 0x380d, 0xe0c5, 0x738d) - lwz rW00,0(rHP) - R_48_63(rH0, rH1, rH2, rH3, rW08, rW15, 26, 22, - 0xe837, -30770, 0xde8a, 0x69e8) - lwz rW14,4(rHP) - R_48_63(rH2, rH3, rH0, rH1, rW06, rW13, 17, 11, - 0x9e79, 0x260f, 0x256d, -27941) - lwz rW12,8(rHP) - R_48_63(rH0, rH1, rH2, rH3, rW04, rW11, 26, 22, - 0xab75, -20775, 0x4f9e, -28397) - lwz rW10,12(rHP) - R_48_63(rH2, rH3, rH0, rH1, rW02, rW09, 17, 11, - 0x662b, 0x7c56, 0x11b2, 0x0358) - - add rH0,rH0,rW00 - stw rH0,0(rHP) - add rH1,rH1,rW14 - stw rH1,4(rHP) - add rH2,rH2,rW12 - stw rH2,8(rHP) - add rH3,rH3,rW10 - stw rH3,12(rHP) - NEXT_BLOCK - - bdnz ppc_md5_main - - FINALIZE - blr |