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author | 2023-02-21 18:24:12 -0800 | |
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committer | 2023-02-21 18:24:12 -0800 | |
commit | 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2 (patch) | |
tree | cc5c2d0a898769fd59549594fedb3ee6f84e59a0 /arch/powerpc/crypto/sha1-spe-asm.S | |
download | linux-5b7c4cabbb65f5c469464da6c5f614cbd7f730f2.tar.gz linux-5b7c4cabbb65f5c469464da6c5f614cbd7f730f2.zip |
Merge tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-nextgrafted
Pull networking updates from Jakub Kicinski:
"Core:
- Add dedicated kmem_cache for typical/small skb->head, avoid having
to access struct page at kfree time, and improve memory use.
- Introduce sysctl to set default RPS configuration for new netdevs.
- Define Netlink protocol specification format which can be used to
describe messages used by each family and auto-generate parsers.
Add tools for generating kernel data structures and uAPI headers.
- Expose all net/core sysctls inside netns.
- Remove 4s sleep in netpoll if carrier is instantly detected on
boot.
- Add configurable limit of MDB entries per port, and port-vlan.
- Continue populating drop reasons throughout the stack.
- Retire a handful of legacy Qdiscs and classifiers.
Protocols:
- Support IPv4 big TCP (TSO frames larger than 64kB).
- Add IP_LOCAL_PORT_RANGE socket option, to control local port range
on socket by socket basis.
- Track and report in procfs number of MPTCP sockets used.
- Support mixing IPv4 and IPv6 flows in the in-kernel MPTCP path
manager.
- IPv6: don't check net.ipv6.route.max_size and rely on garbage
collection to free memory (similarly to IPv4).
- Support Penultimate Segment Pop (PSP) flavor in SRv6 (RFC8986).
- ICMP: add per-rate limit counters.
- Add support for user scanning requests in ieee802154.
- Remove static WEP support.
- Support minimal Wi-Fi 7 Extremely High Throughput (EHT) rate
reporting.
- WiFi 7 EHT channel puncturing support (client & AP).
BPF:
- Add a rbtree data structure following the "next-gen data structure"
precedent set by recently added linked list, that is, by using
kfunc + kptr instead of adding a new BPF map type.
- Expose XDP hints via kfuncs with initial support for RX hash and
timestamp metadata.
- Add BPF_F_NO_TUNNEL_KEY extension to bpf_skb_set_tunnel_key to
better support decap on GRE tunnel devices not operating in collect
metadata.
- Improve x86 JIT's codegen for PROBE_MEM runtime error checks.
- Remove the need for trace_printk_lock for bpf_trace_printk and
bpf_trace_vprintk helpers.
- Extend libbpf's bpf_tracing.h support for tracing arguments of
kprobes/uprobes and syscall as a special case.
- Significantly reduce the search time for module symbols by
livepatch and BPF.
- Enable cpumasks to be used as kptrs, which is useful for tracing
programs tracking which tasks end up running on which CPUs in
different time intervals.
- Add support for BPF trampoline on s390x and riscv64.
- Add capability to export the XDP features supported by the NIC.
- Add __bpf_kfunc tag for marking kernel functions as kfuncs.
- Add cgroup.memory=nobpf kernel parameter option to disable BPF
memory accounting for container environments.
Netfilter:
- Remove the CLUSTERIP target. It has been marked as obsolete for
years, and we still have WARN splats wrt races of the out-of-band
/proc interface installed by this target.
- Add 'destroy' commands to nf_tables. They are identical to the
existing 'delete' commands, but do not return an error if the
referenced object (set, chain, rule...) did not exist.
Driver API:
- Improve cpumask_local_spread() locality to help NICs set the right
IRQ affinity on AMD platforms.
- Separate C22 and C45 MDIO bus transactions more clearly.
- Introduce new DCB table to control DSCP rewrite on egress.
- Support configuration of Physical Layer Collision Avoidance (PLCA)
Reconciliation Sublayer (RS) (802.3cg-2019). Modern version of
shared medium Ethernet.
- Support for MAC Merge layer (IEEE 802.3-2018 clause 99). Allowing
preemption of low priority frames by high priority frames.
- Add support for controlling MACSec offload using netlink SET.
- Rework devlink instance refcounts to allow registration and
de-registration under the instance lock. Split the code into
multiple files, drop some of the unnecessarily granular locks and
factor out common parts of netlink operation handling.
- Add TX frame aggregation parameters (for USB drivers).
- Add a new attr TCA_EXT_WARN_MSG to report TC (offload) warning
messages with notifications for debug.
- Allow offloading of UDP NEW connections via act_ct.
- Add support for per action HW stats in TC.
- Support hardware miss to TC action (continue processing in SW from
a specific point in the action chain).
- Warn if old Wireless Extension user space interface is used with
modern cfg80211/mac80211 drivers. Do not support Wireless
Extensions for Wi-Fi 7 devices at all. Everyone should switch to
using nl80211 interface instead.
- Improve the CAN bit timing configuration. Use extack to return
error messages directly to user space, update the SJW handling,
including the definition of a new default value that will benefit
CAN-FD controllers, by increasing their oscillator tolerance.
New hardware / drivers:
- Ethernet:
- nVidia BlueField-3 support (control traffic driver)
- Ethernet support for imx93 SoCs
- Motorcomm yt8531 gigabit Ethernet PHY
- onsemi NCN26000 10BASE-T1S PHY (with support for PLCA)
- Microchip LAN8841 PHY (incl. cable diagnostics and PTP)
- Amlogic gxl MDIO mux
- WiFi:
- RealTek RTL8188EU (rtl8xxxu)
- Qualcomm Wi-Fi 7 devices (ath12k)
- CAN:
- Renesas R-Car V4H
Drivers:
- Bluetooth:
- Set Per Platform Antenna Gain (PPAG) for Intel controllers.
- Ethernet NICs:
- Intel (1G, igc):
- support TSN / Qbv / packet scheduling features of i226 model
- Intel (100G, ice):
- use GNSS subsystem instead of TTY
- multi-buffer XDP support
- extend support for GPIO pins to E823 devices
- nVidia/Mellanox:
- update the shared buffer configuration on PFC commands
- implement PTP adjphase function for HW offset control
- TC support for Geneve and GRE with VF tunnel offload
- more efficient crypto key management method
- multi-port eswitch support
- Netronome/Corigine:
- add DCB IEEE support
- support IPsec offloading for NFP3800
- Freescale/NXP (enetc):
- support XDP_REDIRECT for XDP non-linear buffers
- improve reconfig, avoid link flap and waiting for idle
- support MAC Merge layer
- Other NICs:
- sfc/ef100: add basic devlink support for ef100
- ionic: rx_push mode operation (writing descriptors via MMIO)
- bnxt: use the auxiliary bus abstraction for RDMA
- r8169: disable ASPM and reset bus in case of tx timeout
- cpsw: support QSGMII mode for J721e CPSW9G
- cpts: support pulse-per-second output
- ngbe: add an mdio bus driver
- usbnet: optimize usbnet_bh() by avoiding unnecessary queuing
- r8152: handle devices with FW with NCM support
- amd-xgbe: support 10Mbps, 2.5GbE speeds and rx-adaptation
- virtio-net: support multi buffer XDP
- virtio/vsock: replace virtio_vsock_pkt with sk_buff
- tsnep: XDP support
- Ethernet high-speed switches:
- nVidia/Mellanox (mlxsw):
- add support for latency TLV (in FW control messages)
- Microchip (sparx5):
- separate explicit and implicit traffic forwarding rules, make
the implicit rules always active
- add support for egress DSCP rewrite
- IS0 VCAP support (Ingress Classification)
- IS2 VCAP filters (protos, L3 addrs, L4 ports, flags, ToS
etc.)
- ES2 VCAP support (Egress Access Control)
- support for Per-Stream Filtering and Policing (802.1Q,
8.6.5.1)
- Ethernet embedded switches:
- Marvell (mv88e6xxx):
- add MAB (port auth) offload support
- enable PTP receive for mv88e6390
- NXP (ocelot):
- support MAC Merge layer
- support for the the vsc7512 internal copper phys
- Microchip:
- lan9303: convert to PHYLINK
- lan966x: support TC flower filter statistics
- lan937x: PTP support for KSZ9563/KSZ8563 and LAN937x
- lan937x: support Credit Based Shaper configuration
- ksz9477: support Energy Efficient Ethernet
- other:
- qca8k: convert to regmap read/write API, use bulk operations
- rswitch: Improve TX timestamp accuracy
- Intel WiFi (iwlwifi):
- EHT (Wi-Fi 7) rate reporting
- STEP equalizer support: transfer some STEP (connection to radio
on platforms with integrated wifi) related parameters from the
BIOS to the firmware.
- Qualcomm 802.11ax WiFi (ath11k):
- IPQ5018 support
- Fine Timing Measurement (FTM) responder role support
- channel 177 support
- MediaTek WiFi (mt76):
- per-PHY LED support
- mt7996: EHT (Wi-Fi 7) support
- Wireless Ethernet Dispatch (WED) reset support
- switch to using page pool allocator
- RealTek WiFi (rtw89):
- support new version of Bluetooth co-existance
- Mobile:
- rmnet: support TX aggregation"
* tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1872 commits)
page_pool: add a comment explaining the fragment counter usage
net: ethtool: fix __ethtool_dev_mm_supported() implementation
ethtool: pse-pd: Fix double word in comments
xsk: add linux/vmalloc.h to xsk.c
sefltests: netdevsim: wait for devlink instance after netns removal
selftest: fib_tests: Always cleanup before exit
net/mlx5e: Align IPsec ASO result memory to be as required by hardware
net/mlx5e: TC, Set CT miss to the specific ct action instance
net/mlx5e: Rename CHAIN_TO_REG to MAPPED_OBJ_TO_REG
net/mlx5: Refactor tc miss handling to a single function
net/mlx5: Kconfig: Make tc offload depend on tc skb extension
net/sched: flower: Support hardware miss to tc action
net/sched: flower: Move filter handle initialization earlier
net/sched: cls_api: Support hardware miss to tc action
net/sched: Rename user cookie and act cookie
sfc: fix builds without CONFIG_RTC_LIB
sfc: clean up some inconsistent indentings
net/mlx4_en: Introduce flexible array to silence overflow warning
net: lan966x: Fix possible deadlock inside PTP
net/ulp: Remove redundant ->clone() test in inet_clone_ulp().
...
Diffstat (limited to 'arch/powerpc/crypto/sha1-spe-asm.S')
-rw-r--r-- | arch/powerpc/crypto/sha1-spe-asm.S | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/arch/powerpc/crypto/sha1-spe-asm.S b/arch/powerpc/crypto/sha1-spe-asm.S new file mode 100644 index 000000000..0f447523b --- /dev/null +++ b/arch/powerpc/crypto/sha1-spe-asm.S @@ -0,0 +1,294 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Fast SHA-1 implementation for SPE instruction set (PPC) + * + * This code makes use of the SPE SIMD instruction set as defined in + * http://cache.freescale.com/files/32bit/doc/ref_manual/SPEPIM.pdf + * Implementation is based on optimization guide notes from + * http://cache.freescale.com/files/32bit/doc/app_note/AN2665.pdf + * + * Copyright (c) 2015 Markus Stockhausen <stockhausen@collogia.de> + */ + +#include <asm/ppc_asm.h> +#include <asm/asm-offsets.h> + +#define rHP r3 /* pointer to hash value */ +#define rWP r4 /* pointer to input */ +#define rKP r5 /* pointer to constants */ + +#define rW0 r14 /* 64 bit round words */ +#define rW1 r15 +#define rW2 r16 +#define rW3 r17 +#define rW4 r18 +#define rW5 r19 +#define rW6 r20 +#define rW7 r21 + +#define rH0 r6 /* 32 bit hash values */ +#define rH1 r7 +#define rH2 r8 +#define rH3 r9 +#define rH4 r10 + +#define rT0 r22 /* 64 bit temporary */ +#define rT1 r0 /* 32 bit temporaries */ +#define rT2 r11 +#define rT3 r12 + +#define rK r23 /* 64 bit constant in volatile register */ + +#define LOAD_K01 + +#define LOAD_K11 \ + evlwwsplat rK,0(rKP); + +#define LOAD_K21 \ + evlwwsplat rK,4(rKP); + +#define LOAD_K31 \ + evlwwsplat rK,8(rKP); + +#define LOAD_K41 \ + evlwwsplat rK,12(rKP); + +#define INITIALIZE \ + stwu r1,-128(r1); /* create stack frame */ \ + evstdw r14,8(r1); /* We must save non volatile */ \ + evstdw r15,16(r1); /* registers. Take the chance */ \ + evstdw r16,24(r1); /* and save the SPE part too */ \ + evstdw r17,32(r1); \ + evstdw r18,40(r1); \ + evstdw r19,48(r1); \ + evstdw r20,56(r1); \ + evstdw r21,64(r1); \ + evstdw r22,72(r1); \ + evstdw r23,80(r1); + + +#define FINALIZE \ + evldw r14,8(r1); /* restore SPE registers */ \ + evldw r15,16(r1); \ + evldw r16,24(r1); \ + evldw r17,32(r1); \ + evldw r18,40(r1); \ + evldw r19,48(r1); \ + evldw r20,56(r1); \ + evldw r21,64(r1); \ + evldw r22,72(r1); \ + evldw r23,80(r1); \ + xor r0,r0,r0; \ + stw r0,8(r1); /* Delete sensitive data */ \ + stw r0,16(r1); /* that we might have pushed */ \ + stw r0,24(r1); /* from other context that runs */ \ + stw r0,32(r1); /* the same code. Assume that */ \ + stw r0,40(r1); /* the lower part of the GPRs */ \ + stw r0,48(r1); /* were already overwritten on */ \ + stw r0,56(r1); /* the way down to here */ \ + stw r0,64(r1); \ + stw r0,72(r1); \ + stw r0,80(r1); \ + addi r1,r1,128; /* cleanup stack frame */ + +#ifdef __BIG_ENDIAN__ +#define LOAD_DATA(reg, off) \ + lwz reg,off(rWP); /* load data */ +#define NEXT_BLOCK \ + addi rWP,rWP,64; /* increment per block */ +#else +#define LOAD_DATA(reg, off) \ + lwbrx reg,0,rWP; /* load data */ \ + addi rWP,rWP,4; /* increment per word */ +#define NEXT_BLOCK /* nothing to do */ +#endif + +#define R_00_15(a, b, c, d, e, w0, w1, k, off) \ + LOAD_DATA(w0, off) /* 1: W */ \ + and rT2,b,c; /* 1: F' = B and C */ \ + LOAD_K##k##1 \ + andc rT1,d,b; /* 1: F" = ~B and D */ \ + rotrwi rT0,a,27; /* 1: A' = A rotl 5 */ \ + or rT2,rT2,rT1; /* 1: F = F' or F" */ \ + add e,e,rT0; /* 1: E = E + A' */ \ + rotrwi b,b,2; /* 1: B = B rotl 30 */ \ + add e,e,w0; /* 1: E = E + W */ \ + LOAD_DATA(w1, off+4) /* 2: W */ \ + add e,e,rT2; /* 1: E = E + F */ \ + and rT1,a,b; /* 2: F' = B and C */ \ + add e,e,rK; /* 1: E = E + K */ \ + andc rT2,c,a; /* 2: F" = ~B and D */ \ + add d,d,rK; /* 2: E = E + K */ \ + or rT2,rT2,rT1; /* 2: F = F' or F" */ \ + rotrwi rT0,e,27; /* 2: A' = A rotl 5 */ \ + add d,d,w1; /* 2: E = E + W */ \ + rotrwi a,a,2; /* 2: B = B rotl 30 */ \ + add d,d,rT0; /* 2: E = E + A' */ \ + evmergelo w1,w1,w0; /* mix W[0]/W[1] */ \ + add d,d,rT2 /* 2: E = E + F */ + +#define R_16_19(a, b, c, d, e, w0, w1, w4, w6, w7, k) \ + and rT2,b,c; /* 1: F' = B and C */ \ + evmergelohi rT0,w7,w6; /* W[-3] */ \ + andc rT1,d,b; /* 1: F" = ~B and D */ \ + evxor w0,w0,rT0; /* W = W[-16] xor W[-3] */ \ + or rT1,rT1,rT2; /* 1: F = F' or F" */ \ + evxor w0,w0,w4; /* W = W xor W[-8] */ \ + add e,e,rT1; /* 1: E = E + F */ \ + evxor w0,w0,w1; /* W = W xor W[-14] */ \ + rotrwi rT2,a,27; /* 1: A' = A rotl 5 */ \ + evrlwi w0,w0,1; /* W = W rotl 1 */ \ + add e,e,rT2; /* 1: E = E + A' */ \ + evaddw rT0,w0,rK; /* WK = W + K */ \ + rotrwi b,b,2; /* 1: B = B rotl 30 */ \ + LOAD_K##k##1 \ + evmergehi rT1,rT1,rT0; /* WK1/WK2 */ \ + add e,e,rT0; /* 1: E = E + WK */ \ + add d,d,rT1; /* 2: E = E + WK */ \ + and rT2,a,b; /* 2: F' = B and C */ \ + andc rT1,c,a; /* 2: F" = ~B and D */ \ + rotrwi rT0,e,27; /* 2: A' = A rotl 5 */ \ + or rT1,rT1,rT2; /* 2: F = F' or F" */ \ + add d,d,rT0; /* 2: E = E + A' */ \ + rotrwi a,a,2; /* 2: B = B rotl 30 */ \ + add d,d,rT1 /* 2: E = E + F */ + +#define R_20_39(a, b, c, d, e, w0, w1, w4, w6, w7, k) \ + evmergelohi rT0,w7,w6; /* W[-3] */ \ + xor rT2,b,c; /* 1: F' = B xor C */ \ + evxor w0,w0,rT0; /* W = W[-16] xor W[-3] */ \ + xor rT2,rT2,d; /* 1: F = F' xor D */ \ + evxor w0,w0,w4; /* W = W xor W[-8] */ \ + add e,e,rT2; /* 1: E = E + F */ \ + evxor w0,w0,w1; /* W = W xor W[-14] */ \ + rotrwi rT2,a,27; /* 1: A' = A rotl 5 */ \ + evrlwi w0,w0,1; /* W = W rotl 1 */ \ + add e,e,rT2; /* 1: E = E + A' */ \ + evaddw rT0,w0,rK; /* WK = W + K */ \ + rotrwi b,b,2; /* 1: B = B rotl 30 */ \ + LOAD_K##k##1 \ + evmergehi rT1,rT1,rT0; /* WK1/WK2 */ \ + add e,e,rT0; /* 1: E = E + WK */ \ + xor rT2,a,b; /* 2: F' = B xor C */ \ + add d,d,rT1; /* 2: E = E + WK */ \ + xor rT2,rT2,c; /* 2: F = F' xor D */ \ + rotrwi rT0,e,27; /* 2: A' = A rotl 5 */ \ + add d,d,rT2; /* 2: E = E + F */ \ + rotrwi a,a,2; /* 2: B = B rotl 30 */ \ + add d,d,rT0 /* 2: E = E + A' */ + +#define R_40_59(a, b, c, d, e, w0, w1, w4, w6, w7, k) \ + and rT2,b,c; /* 1: F' = B and C */ \ + evmergelohi rT0,w7,w6; /* W[-3] */ \ + or rT1,b,c; /* 1: F" = B or C */ \ + evxor w0,w0,rT0; /* W = W[-16] xor W[-3] */ \ + and rT1,d,rT1; /* 1: F" = F" and D */ \ + evxor w0,w0,w4; /* W = W xor W[-8] */ \ + or rT2,rT2,rT1; /* 1: F = F' or F" */ \ + evxor w0,w0,w1; /* W = W xor W[-14] */ \ + add e,e,rT2; /* 1: E = E + F */ \ + evrlwi w0,w0,1; /* W = W rotl 1 */ \ + rotrwi rT2,a,27; /* 1: A' = A rotl 5 */ \ + evaddw rT0,w0,rK; /* WK = W + K */ \ + add e,e,rT2; /* 1: E = E + A' */ \ + LOAD_K##k##1 \ + evmergehi rT1,rT1,rT0; /* WK1/WK2 */ \ + rotrwi b,b,2; /* 1: B = B rotl 30 */ \ + add e,e,rT0; /* 1: E = E + WK */ \ + and rT2,a,b; /* 2: F' = B and C */ \ + or rT0,a,b; /* 2: F" = B or C */ \ + add d,d,rT1; /* 2: E = E + WK */ \ + and rT0,c,rT0; /* 2: F" = F" and D */ \ + rotrwi a,a,2; /* 2: B = B rotl 30 */ \ + or rT2,rT2,rT0; /* 2: F = F' or F" */ \ + rotrwi rT0,e,27; /* 2: A' = A rotl 5 */ \ + add d,d,rT2; /* 2: E = E + F */ \ + add d,d,rT0 /* 2: E = E + A' */ + +#define R_60_79(a, b, c, d, e, w0, w1, w4, w6, w7, k) \ + R_20_39(a, b, c, d, e, w0, w1, w4, w6, w7, k) + +_GLOBAL(ppc_spe_sha1_transform) + INITIALIZE + + lwz rH0,0(rHP) + lwz rH1,4(rHP) + mtctr r5 + lwz rH2,8(rHP) + lis rKP,PPC_SPE_SHA1_K@h + lwz rH3,12(rHP) + ori rKP,rKP,PPC_SPE_SHA1_K@l + lwz rH4,16(rHP) + +ppc_spe_sha1_main: + R_00_15(rH0, rH1, rH2, rH3, rH4, rW1, rW0, 1, 0) + R_00_15(rH3, rH4, rH0, rH1, rH2, rW2, rW1, 0, 8) + R_00_15(rH1, rH2, rH3, rH4, rH0, rW3, rW2, 0, 16) + R_00_15(rH4, rH0, rH1, rH2, rH3, rW4, rW3, 0, 24) + R_00_15(rH2, rH3, rH4, rH0, rH1, rW5, rW4, 0, 32) + R_00_15(rH0, rH1, rH2, rH3, rH4, rW6, rW5, 0, 40) + R_00_15(rH3, rH4, rH0, rH1, rH2, rT3, rW6, 0, 48) + R_00_15(rH1, rH2, rH3, rH4, rH0, rT3, rW7, 0, 56) + + R_16_19(rH4, rH0, rH1, rH2, rH3, rW0, rW1, rW4, rW6, rW7, 0) + R_16_19(rH2, rH3, rH4, rH0, rH1, rW1, rW2, rW5, rW7, rW0, 2) + + R_20_39(rH0, rH1, rH2, rH3, rH4, rW2, rW3, rW6, rW0, rW1, 0) + R_20_39(rH3, rH4, rH0, rH1, rH2, rW3, rW4, rW7, rW1, rW2, 0) + R_20_39(rH1, rH2, rH3, rH4, rH0, rW4, rW5, rW0, rW2, rW3, 0) + R_20_39(rH4, rH0, rH1, rH2, rH3, rW5, rW6, rW1, rW3, rW4, 0) + R_20_39(rH2, rH3, rH4, rH0, rH1, rW6, rW7, rW2, rW4, rW5, 0) + R_20_39(rH0, rH1, rH2, rH3, rH4, rW7, rW0, rW3, rW5, rW6, 0) + R_20_39(rH3, rH4, rH0, rH1, rH2, rW0, rW1, rW4, rW6, rW7, 0) + R_20_39(rH1, rH2, rH3, rH4, rH0, rW1, rW2, rW5, rW7, rW0, 0) + R_20_39(rH4, rH0, rH1, rH2, rH3, rW2, rW3, rW6, rW0, rW1, 0) + R_20_39(rH2, rH3, rH4, rH0, rH1, rW3, rW4, rW7, rW1, rW2, 3) + + R_40_59(rH0, rH1, rH2, rH3, rH4, rW4, rW5, rW0, rW2, rW3, 0) + R_40_59(rH3, rH4, rH0, rH1, rH2, rW5, rW6, rW1, rW3, rW4, 0) + R_40_59(rH1, rH2, rH3, rH4, rH0, rW6, rW7, rW2, rW4, rW5, 0) + R_40_59(rH4, rH0, rH1, rH2, rH3, rW7, rW0, rW3, rW5, rW6, 0) + R_40_59(rH2, rH3, rH4, rH0, rH1, rW0, rW1, rW4, rW6, rW7, 0) + R_40_59(rH0, rH1, rH2, rH3, rH4, rW1, rW2, rW5, rW7, rW0, 0) + R_40_59(rH3, rH4, rH0, rH1, rH2, rW2, rW3, rW6, rW0, rW1, 0) + R_40_59(rH1, rH2, rH3, rH4, rH0, rW3, rW4, rW7, rW1, rW2, 0) + R_40_59(rH4, rH0, rH1, rH2, rH3, rW4, rW5, rW0, rW2, rW3, 0) + R_40_59(rH2, rH3, rH4, rH0, rH1, rW5, rW6, rW1, rW3, rW4, 4) + + R_60_79(rH0, rH1, rH2, rH3, rH4, rW6, rW7, rW2, rW4, rW5, 0) + R_60_79(rH3, rH4, rH0, rH1, rH2, rW7, rW0, rW3, rW5, rW6, 0) + R_60_79(rH1, rH2, rH3, rH4, rH0, rW0, rW1, rW4, rW6, rW7, 0) + R_60_79(rH4, rH0, rH1, rH2, rH3, rW1, rW2, rW5, rW7, rW0, 0) + R_60_79(rH2, rH3, rH4, rH0, rH1, rW2, rW3, rW6, rW0, rW1, 0) + R_60_79(rH0, rH1, rH2, rH3, rH4, rW3, rW4, rW7, rW1, rW2, 0) + R_60_79(rH3, rH4, rH0, rH1, rH2, rW4, rW5, rW0, rW2, rW3, 0) + lwz rT3,0(rHP) + R_60_79(rH1, rH2, rH3, rH4, rH0, rW5, rW6, rW1, rW3, rW4, 0) + lwz rW1,4(rHP) + R_60_79(rH4, rH0, rH1, rH2, rH3, rW6, rW7, rW2, rW4, rW5, 0) + lwz rW2,8(rHP) + R_60_79(rH2, rH3, rH4, rH0, rH1, rW7, rW0, rW3, rW5, rW6, 0) + lwz rW3,12(rHP) + NEXT_BLOCK + lwz rW4,16(rHP) + + add rH0,rH0,rT3 + stw rH0,0(rHP) + add rH1,rH1,rW1 + stw rH1,4(rHP) + add rH2,rH2,rW2 + stw rH2,8(rHP) + add rH3,rH3,rW3 + stw rH3,12(rHP) + add rH4,rH4,rW4 + stw rH4,16(rHP) + + bdnz ppc_spe_sha1_main + + FINALIZE + blr + +.data +.align 4 +PPC_SPE_SHA1_K: + .long 0x5A827999,0x6ED9EBA1,0x8F1BBCDC,0xCA62C1D6 |