CoCalc -- camellia

GitHub Repository: torvalds/linux
Path: blob/master/arch/sparc/crypto/camellia_asm.S
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/* SPDX-License-Identifier: GPL-2.0 */
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#include <linux/linkage.h>
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#include <asm/opcodes.h>
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#include <asm/visasm.h>
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#define CAMELLIA_6ROUNDS(KEY_BASE, I0, I1) \
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	CAMELLIA_F(KEY_BASE +  0, I1, I0, I1) \
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	CAMELLIA_F(KEY_BASE +  2, I0, I1, I0) \
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	CAMELLIA_F(KEY_BASE +  4, I1, I0, I1) \
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	CAMELLIA_F(KEY_BASE +  6, I0, I1, I0) \
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	CAMELLIA_F(KEY_BASE +  8, I1, I0, I1) \
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	CAMELLIA_F(KEY_BASE + 10, I0, I1, I0)
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#define CAMELLIA_6ROUNDS_FL_FLI(KEY_BASE, I0, I1) \
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	CAMELLIA_6ROUNDS(KEY_BASE, I0, I1) \
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	CAMELLIA_FL(KEY_BASE + 12, I0, I0) \
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	CAMELLIA_FLI(KEY_BASE + 14, I1, I1)
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	.data
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21
	.align	8
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SIGMA:	.xword	0xA09E667F3BCC908B
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	.xword	0xB67AE8584CAA73B2
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	.xword	0xC6EF372FE94F82BE
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	.xword	0x54FF53A5F1D36F1C
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	.xword	0x10E527FADE682D1D
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	.xword	0xB05688C2B3E6C1FD
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	.text
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	.align	32
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ENTRY(camellia_sparc64_key_expand)
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	/* %o0=in_key, %o1=encrypt_key, %o2=key_len, %o3=decrypt_key */
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	VISEntry
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	ld	[%o0 + 0x00], %f0	! i0, k[0]
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	ld	[%o0 + 0x04], %f1	! i1, k[1]
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	ld	[%o0 + 0x08], %f2	! i2, k[2]
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	ld	[%o0 + 0x0c], %f3	! i3, k[3]
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	std	%f0, [%o1 + 0x00]	! k[0, 1]
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	fsrc2	%f0, %f28
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	std	%f2, [%o1 + 0x08]	! k[2, 3]
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	cmp	%o2, 16
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	be	10f
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	 fsrc2	%f2, %f30
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	ld	[%o0 + 0x10], %f0
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	ld	[%o0 + 0x14], %f1
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	std	%f0, [%o1 + 0x20]	! k[8, 9]
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	cmp	%o2, 24
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	fone	%f10
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	be,a	1f
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	 fxor	%f10, %f0, %f2
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	ld	[%o0 + 0x18], %f2
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	ld	[%o0 + 0x1c], %f3
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1:
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	std	%f2, [%o1 + 0x28]	! k[10, 11]
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	fxor	%f28, %f0, %f0
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	fxor	%f30, %f2, %f2
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60
10:
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	sethi	%hi(SIGMA), %g3
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	or	%g3, %lo(SIGMA), %g3
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	ldd	[%g3 + 0x00], %f16
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	ldd	[%g3 + 0x08], %f18
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	ldd	[%g3 + 0x10], %f20
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	ldd	[%g3 + 0x18], %f22
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	ldd	[%g3 + 0x20], %f24
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	ldd	[%g3 + 0x28], %f26
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	CAMELLIA_F(16, 2, 0, 2)
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	CAMELLIA_F(18, 0, 2, 0)
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	fxor	%f28, %f0, %f0
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	fxor	%f30, %f2, %f2
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	CAMELLIA_F(20, 2, 0, 2)
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	CAMELLIA_F(22, 0, 2, 0)
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#define ROTL128(S01, S23, TMP1, TMP2, N)	\
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	srlx	S01, (64 - N), TMP1;		\
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	sllx	S01, N, S01;			\
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	srlx	S23, (64 - N), TMP2;		\
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	sllx	S23, N, S23;			\
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	or	S01, TMP2, S01;			\
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	or	S23, TMP1, S23
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	cmp	%o2, 16
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	bne	1f
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	 nop
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	/* 128-bit key */
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	std	%f0, [%o1 + 0x10]	! k[ 4,  5]
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	std	%f2, [%o1 + 0x18]	! k[ 6,  7]
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	MOVDTOX_F0_O4
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	MOVDTOX_F2_O5
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x30]	! k[12, 13]
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	stx	%o5, [%o1 + 0x38]	! k[14, 15]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x40]	! k[16, 17]
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	stx	%o5, [%o1 + 0x48]	! k[18, 19]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x60]	! k[24, 25]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x70]	! k[28, 29]
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	stx	%o5, [%o1 + 0x78]	! k[30, 31]
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	ROTL128(%o4, %o5, %g2, %g3, 34)
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	stx	%o4, [%o1 + 0xa0]	! k[40, 41]
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	stx	%o5, [%o1 + 0xa8]	! k[42, 43]
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	ROTL128(%o4, %o5, %g2, %g3, 17)
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	stx	%o4, [%o1 + 0xc0]	! k[48, 49]
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	stx	%o5, [%o1 + 0xc8]	! k[50, 51]
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	ldx	[%o1 + 0x00], %o4	! k[ 0,  1]
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	ldx	[%o1 + 0x08], %o5	! k[ 2,  3]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x20]	! k[ 8,  9]
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	stx	%o5, [%o1 + 0x28]	! k[10, 11]
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	ROTL128(%o4, %o5, %g2, %g3, 30)
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	stx	%o4, [%o1 + 0x50]	! k[20, 21]
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	stx	%o5, [%o1 + 0x58]	! k[22, 23]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o5, [%o1 + 0x68]	! k[26, 27]
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	ROTL128(%o4, %o5, %g2, %g3, 17)
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	stx	%o4, [%o1 + 0x80]	! k[32, 33]
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	stx	%o5, [%o1 + 0x88]	! k[34, 35]
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	ROTL128(%o4, %o5, %g2, %g3, 17)
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	stx	%o4, [%o1 + 0x90]	! k[36, 37]
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	stx	%o5, [%o1 + 0x98]	! k[38, 39]
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	ROTL128(%o4, %o5, %g2, %g3, 17)
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	stx	%o4, [%o1 + 0xb0]	! k[44, 45]
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	stx	%o5, [%o1 + 0xb8]	! k[46, 47]
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130
	ba,pt	%xcc, 2f
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	 mov	(3 * 16 * 4), %o0
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1:
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	/* 192-bit or 256-bit key */
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	std	%f0, [%o1 + 0x30]	! k[12, 13]
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	std	%f2, [%o1 + 0x38]	! k[14, 15]
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	ldd	[%o1 + 0x20], %f4	! k[ 8,  9]
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	ldd	[%o1 + 0x28], %f6	! k[10, 11]
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	fxor	%f0, %f4, %f0
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	fxor	%f2, %f6, %f2
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	CAMELLIA_F(24, 2, 0, 2)
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	CAMELLIA_F(26, 0, 2, 0)
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	std	%f0, [%o1 + 0x10]	! k[ 4,  5]
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	std	%f2, [%o1 + 0x18]	! k[ 6,  7]
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	MOVDTOX_F0_O4
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	MOVDTOX_F2_O5
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	ROTL128(%o4, %o5, %g2, %g3, 30)
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	stx	%o4, [%o1 + 0x50]	! k[20, 21]
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	stx	%o5, [%o1 + 0x58]	! k[22, 23]
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	ROTL128(%o4, %o5, %g2, %g3, 30)
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	stx	%o4, [%o1 + 0xa0]	! k[40, 41]
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	stx	%o5, [%o1 + 0xa8]	! k[42, 43]
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	ROTL128(%o4, %o5, %g2, %g3, 51)
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	stx	%o4, [%o1 + 0x100]	! k[64, 65]
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	stx	%o5, [%o1 + 0x108]	! k[66, 67]
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	ldx	[%o1 + 0x20], %o4	! k[ 8,  9]
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	ldx	[%o1 + 0x28], %o5	! k[10, 11]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x20]	! k[ 8,  9]
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	stx	%o5, [%o1 + 0x28]	! k[10, 11]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x40]	! k[16, 17]
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	stx	%o5, [%o1 + 0x48]	! k[18, 19]
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	ROTL128(%o4, %o5, %g2, %g3, 30)
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	stx	%o4, [%o1 + 0x90]	! k[36, 37]
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	stx	%o5, [%o1 + 0x98]	! k[38, 39]
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	ROTL128(%o4, %o5, %g2, %g3, 34)
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	stx	%o4, [%o1 + 0xd0]	! k[52, 53]
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	stx	%o5, [%o1 + 0xd8]	! k[54, 55]
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	ldx	[%o1 + 0x30], %o4	! k[12, 13]
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	ldx	[%o1 + 0x38], %o5	! k[14, 15]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x30]	! k[12, 13]
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	stx	%o5, [%o1 + 0x38]	! k[14, 15]
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	ROTL128(%o4, %o5, %g2, %g3, 30)
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	stx	%o4, [%o1 + 0x70]	! k[28, 29]
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	stx	%o5, [%o1 + 0x78]	! k[30, 31]
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	srlx	%o4, 32, %g2
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	srlx	%o5, 32, %g3
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	stw	%o4, [%o1 + 0xc0]	! k[48]
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	stw	%g3, [%o1 + 0xc4]	! k[49]
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	stw	%o5, [%o1 + 0xc8]	! k[50]
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	stw	%g2, [%o1 + 0xcc]	! k[51]
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	ROTL128(%o4, %o5, %g2, %g3, 49)
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	stx	%o4, [%o1 + 0xe0]	! k[56, 57]
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	stx	%o5, [%o1 + 0xe8]	! k[58, 59]
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	ldx	[%o1 + 0x00], %o4	! k[ 0,  1]
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	ldx	[%o1 + 0x08], %o5	! k[ 2,  3]
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	ROTL128(%o4, %o5, %g2, %g3, 45)
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	stx	%o4, [%o1 + 0x60]	! k[24, 25]
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	stx	%o5, [%o1 + 0x68]	! k[26, 27]
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	ROTL128(%o4, %o5, %g2, %g3, 15)
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	stx	%o4, [%o1 + 0x80]	! k[32, 33]
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	stx	%o5, [%o1 + 0x88]	! k[34, 35]
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	ROTL128(%o4, %o5, %g2, %g3, 17)
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	stx	%o4, [%o1 + 0xb0]	! k[44, 45]
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	stx	%o5, [%o1 + 0xb8]	! k[46, 47]
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	ROTL128(%o4, %o5, %g2, %g3, 34)
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	stx	%o4, [%o1 + 0xf0]	! k[60, 61]
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	stx	%o5, [%o1 + 0xf8]	! k[62, 63]
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	mov	(4 * 16 * 4), %o0
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2:
203
	add	%o1, %o0, %o1
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	ldd	[%o1 + 0x00], %f0
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	ldd	[%o1 + 0x08], %f2
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	std	%f0, [%o3 + 0x00]
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	std	%f2, [%o3 + 0x08]
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	add	%o3, 0x10, %o3
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1:
210
	sub	%o1, (16 * 4), %o1
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	ldd	[%o1 + 0x38], %f0
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	ldd	[%o1 + 0x30], %f2
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	ldd	[%o1 + 0x28], %f4
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	ldd	[%o1 + 0x20], %f6
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	ldd	[%o1 + 0x18], %f8
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	ldd	[%o1 + 0x10], %f10
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	std	%f0, [%o3 + 0x00]
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	std	%f2, [%o3 + 0x08]
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	std	%f4, [%o3 + 0x10]
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	std	%f6, [%o3 + 0x18]
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	std	%f8, [%o3 + 0x20]
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	std	%f10, [%o3 + 0x28]
223

224
	ldd	[%o1 + 0x08], %f0
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	ldd	[%o1 + 0x00], %f2
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	std	%f0, [%o3 + 0x30]
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	std	%f2, [%o3 + 0x38]
228
	subcc	%o0, (16 * 4), %o0
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	bne,pt	%icc, 1b
230
	 add	%o3, (16 * 4), %o3
231

232
	std	%f2, [%o3 - 0x10]
233
	std	%f0, [%o3 - 0x08]
234

235
	retl
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	 VISExit
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ENDPROC(camellia_sparc64_key_expand)
238

239
	.align	32
240
ENTRY(camellia_sparc64_crypt)
241
	/* %o0=key, %o1=input, %o2=output, %o3=key_len */
242
	VISEntry
243

244
	ld	[%o1 + 0x00], %f0
245
	ld	[%o1 + 0x04], %f1
246
	ld	[%o1 + 0x08], %f2
247
	ld	[%o1 + 0x0c], %f3
248

249
	ldd	[%o0 + 0x00], %f4
250
	ldd	[%o0 + 0x08], %f6
251

252
	cmp	%o3, 16
253
	fxor	%f4, %f0, %f0
254
	be	1f
255
	 fxor	%f6, %f2, %f2
256

257
	ldd	[%o0 + 0x10], %f8
258
	ldd	[%o0 + 0x18], %f10
259
	ldd	[%o0 + 0x20], %f12
260
	ldd	[%o0 + 0x28], %f14
261
	ldd	[%o0 + 0x30], %f16
262
	ldd	[%o0 + 0x38], %f18
263
	ldd	[%o0 + 0x40], %f20
264
	ldd	[%o0 + 0x48], %f22
265
	add	%o0, 0x40, %o0
266

267
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
268

269
1:
270
	ldd	[%o0 + 0x10], %f8
271
	ldd	[%o0 + 0x18], %f10
272
	ldd	[%o0 + 0x20], %f12
273
	ldd	[%o0 + 0x28], %f14
274
	ldd	[%o0 + 0x30], %f16
275
	ldd	[%o0 + 0x38], %f18
276
	ldd	[%o0 + 0x40], %f20
277
	ldd	[%o0 + 0x48], %f22
278
	ldd	[%o0 + 0x50], %f24
279
	ldd	[%o0 + 0x58], %f26
280
	ldd	[%o0 + 0x60], %f28
281
	ldd	[%o0 + 0x68], %f30
282
	ldd	[%o0 + 0x70], %f32
283
	ldd	[%o0 + 0x78], %f34
284
	ldd	[%o0 + 0x80], %f36
285
	ldd	[%o0 + 0x88], %f38
286
	ldd	[%o0 + 0x90], %f40
287
	ldd	[%o0 + 0x98], %f42
288
	ldd	[%o0 + 0xa0], %f44
289
	ldd	[%o0 + 0xa8], %f46
290
	ldd	[%o0 + 0xb0], %f48
291
	ldd	[%o0 + 0xb8], %f50
292
	ldd	[%o0 + 0xc0], %f52
293
	ldd	[%o0 + 0xc8], %f54
294

295
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
296
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
297
	CAMELLIA_6ROUNDS(40, 0, 2)
298
	fxor	%f52, %f2, %f2
299
	fxor	%f54, %f0, %f0
300

301
	st	%f2, [%o2 + 0x00]
302
	st	%f3, [%o2 + 0x04]
303
	st	%f0, [%o2 + 0x08]
304
	st	%f1, [%o2 + 0x0c]
305

306
	retl
307
	 VISExit
308
ENDPROC(camellia_sparc64_crypt)
309

310
	.align	32
311
ENTRY(camellia_sparc64_load_keys)
312
	/* %o0=key, %o1=key_len */
313
	VISEntry
314
	ldd	[%o0 + 0x00], %f4
315
	ldd	[%o0 + 0x08], %f6
316
	ldd	[%o0 + 0x10], %f8
317
	ldd	[%o0 + 0x18], %f10
318
	ldd	[%o0 + 0x20], %f12
319
	ldd	[%o0 + 0x28], %f14
320
	ldd	[%o0 + 0x30], %f16
321
	ldd	[%o0 + 0x38], %f18
322
	ldd	[%o0 + 0x40], %f20
323
	ldd	[%o0 + 0x48], %f22
324
	ldd	[%o0 + 0x50], %f24
325
	ldd	[%o0 + 0x58], %f26
326
	ldd	[%o0 + 0x60], %f28
327
	ldd	[%o0 + 0x68], %f30
328
	ldd	[%o0 + 0x70], %f32
329
	ldd	[%o0 + 0x78], %f34
330
	ldd	[%o0 + 0x80], %f36
331
	ldd	[%o0 + 0x88], %f38
332
	ldd	[%o0 + 0x90], %f40
333
	ldd	[%o0 + 0x98], %f42
334
	ldd	[%o0 + 0xa0], %f44
335
	ldd	[%o0 + 0xa8], %f46
336
	ldd	[%o0 + 0xb0], %f48
337
	ldd	[%o0 + 0xb8], %f50
338
	ldd	[%o0 + 0xc0], %f52
339
	retl
340
	 ldd	[%o0 + 0xc8], %f54
341
ENDPROC(camellia_sparc64_load_keys)
342

343
	.align	32
344
ENTRY(camellia_sparc64_ecb_crypt_3_grand_rounds)
345
	/* %o0=input, %o1=output, %o2=len, %o3=key */
346
1:	ldd	[%o0 + 0x00], %f0
347
	ldd	[%o0 + 0x08], %f2
348
	add	%o0, 0x10, %o0
349
	fxor	%f4, %f0, %f0
350
	fxor	%f6, %f2, %f2
351
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
352
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
353
	CAMELLIA_6ROUNDS(40, 0, 2)
354
	fxor	%f52, %f2, %f2
355
	fxor	%f54, %f0, %f0
356
	std	%f2, [%o1 + 0x00]
357
	std	%f0, [%o1 + 0x08]
358
	subcc	%o2, 0x10, %o2
359
	bne,pt	%icc, 1b
360
	 add	%o1, 0x10, %o1
361
	retl
362
	 nop
363
ENDPROC(camellia_sparc64_ecb_crypt_3_grand_rounds)
364

365
	.align	32
366
ENTRY(camellia_sparc64_ecb_crypt_4_grand_rounds)
367
	/* %o0=input, %o1=output, %o2=len, %o3=key */
368
1:	ldd	[%o0 + 0x00], %f0
369
	ldd	[%o0 + 0x08], %f2
370
	add	%o0, 0x10, %o0
371
	fxor	%f4, %f0, %f0
372
	fxor	%f6, %f2, %f2
373
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
374
	ldd	[%o3 + 0xd0], %f8
375
	ldd	[%o3 + 0xd8], %f10
376
	ldd	[%o3 + 0xe0], %f12
377
	ldd	[%o3 + 0xe8], %f14
378
	ldd	[%o3 + 0xf0], %f16
379
	ldd	[%o3 + 0xf8], %f18
380
	ldd	[%o3 + 0x100], %f20
381
	ldd	[%o3 + 0x108], %f22
382
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
383
	CAMELLIA_6ROUNDS_FL_FLI(40, 0, 2)
384
	CAMELLIA_F(8, 2, 0, 2)
385
	CAMELLIA_F(10, 0, 2, 0)
386
	ldd	[%o3 + 0x10], %f8
387
	ldd	[%o3 + 0x18], %f10
388
	CAMELLIA_F(12, 2, 0, 2)
389
	CAMELLIA_F(14, 0, 2, 0)
390
	ldd	[%o3 + 0x20], %f12
391
	ldd	[%o3 + 0x28], %f14
392
	CAMELLIA_F(16, 2, 0, 2)
393
	CAMELLIA_F(18, 0, 2, 0)
394
	ldd	[%o3 + 0x30], %f16
395
	ldd	[%o3 + 0x38], %f18
396
	fxor	%f20, %f2, %f2
397
	fxor	%f22, %f0, %f0
398
	ldd	[%o3 + 0x40], %f20
399
	ldd	[%o3 + 0x48], %f22
400
	std	%f2, [%o1 + 0x00]
401
	std	%f0, [%o1 + 0x08]
402
	subcc	%o2, 0x10, %o2
403
	bne,pt	%icc, 1b
404
	 add	%o1, 0x10, %o1
405
	retl
406
	 nop
407
ENDPROC(camellia_sparc64_ecb_crypt_4_grand_rounds)
408

409
	.align	32
410
ENTRY(camellia_sparc64_cbc_encrypt_3_grand_rounds)
411
	/* %o0=input, %o1=output, %o2=len, %o3=key, %o4=IV */
412
	ldd	[%o4 + 0x00], %f60
413
	ldd	[%o4 + 0x08], %f62
414
1:	ldd	[%o0 + 0x00], %f0
415
	ldd	[%o0 + 0x08], %f2
416
	add	%o0, 0x10, %o0
417
	fxor	%f60, %f0, %f0
418
	fxor	%f62, %f2, %f2
419
	fxor	%f4, %f0, %f0
420
	fxor	%f6, %f2, %f2
421
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
422
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
423
	CAMELLIA_6ROUNDS(40, 0, 2)
424
	fxor	%f52, %f2, %f60
425
	fxor	%f54, %f0, %f62
426
	std	%f60, [%o1 + 0x00]
427
	std	%f62, [%o1 + 0x08]
428
	subcc	%o2, 0x10, %o2
429
	bne,pt	%icc, 1b
430
	 add	%o1, 0x10, %o1
431
	std	%f60, [%o4 + 0x00]
432
	retl
433
	 std	%f62, [%o4 + 0x08]
434
ENDPROC(camellia_sparc64_cbc_encrypt_3_grand_rounds)
435

436
	.align	32
437
ENTRY(camellia_sparc64_cbc_encrypt_4_grand_rounds)
438
	/* %o0=input, %o1=output, %o2=len, %o3=key, %o4=IV */
439
	ldd	[%o4 + 0x00], %f60
440
	ldd	[%o4 + 0x08], %f62
441
1:	ldd	[%o0 + 0x00], %f0
442
	ldd	[%o0 + 0x08], %f2
443
	add	%o0, 0x10, %o0
444
	fxor	%f60, %f0, %f0
445
	fxor	%f62, %f2, %f2
446
	fxor	%f4, %f0, %f0
447
	fxor	%f6, %f2, %f2
448
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
449
	ldd	[%o3 + 0xd0], %f8
450
	ldd	[%o3 + 0xd8], %f10
451
	ldd	[%o3 + 0xe0], %f12
452
	ldd	[%o3 + 0xe8], %f14
453
	ldd	[%o3 + 0xf0], %f16
454
	ldd	[%o3 + 0xf8], %f18
455
	ldd	[%o3 + 0x100], %f20
456
	ldd	[%o3 + 0x108], %f22
457
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
458
	CAMELLIA_6ROUNDS_FL_FLI(40, 0, 2)
459
	CAMELLIA_F(8, 2, 0, 2)
460
	CAMELLIA_F(10, 0, 2, 0)
461
	ldd	[%o3 + 0x10], %f8
462
	ldd	[%o3 + 0x18], %f10
463
	CAMELLIA_F(12, 2, 0, 2)
464
	CAMELLIA_F(14, 0, 2, 0)
465
	ldd	[%o3 + 0x20], %f12
466
	ldd	[%o3 + 0x28], %f14
467
	CAMELLIA_F(16, 2, 0, 2)
468
	CAMELLIA_F(18, 0, 2, 0)
469
	ldd	[%o3 + 0x30], %f16
470
	ldd	[%o3 + 0x38], %f18
471
	fxor	%f20, %f2, %f60
472
	fxor	%f22, %f0, %f62
473
	ldd	[%o3 + 0x40], %f20
474
	ldd	[%o3 + 0x48], %f22
475
	std	%f60, [%o1 + 0x00]
476
	std	%f62, [%o1 + 0x08]
477
	subcc	%o2, 0x10, %o2
478
	bne,pt	%icc, 1b
479
	 add	%o1, 0x10, %o1
480
	std	%f60, [%o4 + 0x00]
481
	retl
482
	 std	%f62, [%o4 + 0x08]
483
ENDPROC(camellia_sparc64_cbc_encrypt_4_grand_rounds)
484

485
	.align	32
486
ENTRY(camellia_sparc64_cbc_decrypt_3_grand_rounds)
487
	/* %o0=input, %o1=output, %o2=len, %o3=key, %o4=IV */
488
	ldd	[%o4 + 0x00], %f60
489
	ldd	[%o4 + 0x08], %f62
490
1:	ldd	[%o0 + 0x00], %f56
491
	ldd	[%o0 + 0x08], %f58
492
	add	%o0, 0x10, %o0
493
	fxor	%f4, %f56, %f0
494
	fxor	%f6, %f58, %f2
495
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
496
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
497
	CAMELLIA_6ROUNDS(40, 0, 2)
498
	fxor	%f52, %f2, %f2
499
	fxor	%f54, %f0, %f0
500
	fxor	%f60, %f2, %f2
501
	fxor	%f62, %f0, %f0
502
	fsrc2	%f56, %f60
503
	fsrc2	%f58, %f62
504
	std	%f2, [%o1 + 0x00]
505
	std	%f0, [%o1 + 0x08]
506
	subcc	%o2, 0x10, %o2
507
	bne,pt	%icc, 1b
508
	 add	%o1, 0x10, %o1
509
	std	%f60, [%o4 + 0x00]
510
	retl
511
	 std	%f62, [%o4 + 0x08]
512
ENDPROC(camellia_sparc64_cbc_decrypt_3_grand_rounds)
513

514
	.align	32
515
ENTRY(camellia_sparc64_cbc_decrypt_4_grand_rounds)
516
	/* %o0=input, %o1=output, %o2=len, %o3=key, %o4=IV */
517
	ldd	[%o4 + 0x00], %f60
518
	ldd	[%o4 + 0x08], %f62
519
1:	ldd	[%o0 + 0x00], %f56
520
	ldd	[%o0 + 0x08], %f58
521
	add	%o0, 0x10, %o0
522
	fxor	%f4, %f56, %f0
523
	fxor	%f6, %f58, %f2
524
	CAMELLIA_6ROUNDS_FL_FLI( 8, 0, 2)
525
	ldd	[%o3 + 0xd0], %f8
526
	ldd	[%o3 + 0xd8], %f10
527
	ldd	[%o3 + 0xe0], %f12
528
	ldd	[%o3 + 0xe8], %f14
529
	ldd	[%o3 + 0xf0], %f16
530
	ldd	[%o3 + 0xf8], %f18
531
	ldd	[%o3 + 0x100], %f20
532
	ldd	[%o3 + 0x108], %f22
533
	CAMELLIA_6ROUNDS_FL_FLI(24, 0, 2)
534
	CAMELLIA_6ROUNDS_FL_FLI(40, 0, 2)
535
	CAMELLIA_F(8, 2, 0, 2)
536
	CAMELLIA_F(10, 0, 2, 0)
537
	ldd	[%o3 + 0x10], %f8
538
	ldd	[%o3 + 0x18], %f10
539
	CAMELLIA_F(12, 2, 0, 2)
540
	CAMELLIA_F(14, 0, 2, 0)
541
	ldd	[%o3 + 0x20], %f12
542
	ldd	[%o3 + 0x28], %f14
543
	CAMELLIA_F(16, 2, 0, 2)
544
	CAMELLIA_F(18, 0, 2, 0)
545
	ldd	[%o3 + 0x30], %f16
546
	ldd	[%o3 + 0x38], %f18
547
	fxor	%f20, %f2, %f2
548
	fxor	%f22, %f0, %f0
549
	ldd	[%o3 + 0x40], %f20
550
	ldd	[%o3 + 0x48], %f22
551
	fxor	%f60, %f2, %f2
552
	fxor	%f62, %f0, %f0
553
	fsrc2	%f56, %f60
554
	fsrc2	%f58, %f62
555
	std	%f2, [%o1 + 0x00]
556
	std	%f0, [%o1 + 0x08]
557
	subcc	%o2, 0x10, %o2
558
	bne,pt	%icc, 1b
559
	 add	%o1, 0x10, %o1
560
	std	%f60, [%o4 + 0x00]
561
	retl
562
	 std	%f62, [%o4 + 0x08]
563
ENDPROC(camellia_sparc64_cbc_decrypt_4_grand_rounds)
564

565
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