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* target/arm: Implement ARMv8.5-RNGRichard Henderson2019-05-223-0/+50
| | | | | | | Use the newly introduced infrastructure for guest random numbers. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* target/arm: Put all PAC keys into a structureRichard Henderson2019-05-225-34/+32Star
| | | | | | | | This allows us to use a single syscall to initialize them all. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* hw/misc/exynos4210_rng: Use qemu_guest_getrandomRichard Henderson2019-05-221-7/+4Star
| | | | | | | | | The random number is intended for use by the guest. As such, we should honor the -seed argument for reproducibility. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* hw/misc/bcm2835_rng: Use qemu_guest_getrandom_nofailRichard Henderson2019-05-221-19/+15Star
| | | | | | | | | | The random number is intended for use by the guest. As such, we should honor the -seed argument for reproducibility. Use the *_nofail routine instead of rolling our own error handling locally. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* hw/misc/nrf51_rng: Use qemu_guest_getrandom_nofailRichard Henderson2019-05-221-2/+2
| | | | | | | | | | The random number is intended for use by the guest. As such, we should honor the -seed argument for reproducibility. Use the *_nofail routine instead of error_abort directly. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Joel Stanley <joel@jms.id.au> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* aspeed/scu: Use qemu_guest_getrandom_nofailRichard Henderson2019-05-221-8/+2Star
| | | | | | | | | | | | The random number is intended for use by the guest. As such, we should honor the -seed argument for reproducibility. Use the *_nofail routine instead of rolling our own error handling locally. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Cédric Le Goater <clg@kaod.org> Reviewed-by: Joel Stanley <joel@jms.id.au> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* linux-user: Remove srand callRichard Henderson2019-05-221-11/+0Star
| | | | | | | | We no longer use rand() within linux-user. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* linux-user/aarch64: Use qemu_guest_getrandom for PAUTH keysRichard Henderson2019-05-223-30/+32
| | | | | | | | Use a better interface for random numbers than rand() * 3. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* linux-user: Use qemu_guest_getrandom_nofail for AT_RANDOMRichard Henderson2019-05-221-5/+3Star
| | | | | | | | Use a better interface for random numbers than rand * 16. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* linux-user: Call qcrypto_init if not using -seedRichard Henderson2019-05-221-9/+19
| | | | | | | | | When not using -seed, we will use the crypto subsystem for random numbers. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* linux-user: Initialize pseudo-random seeds for all guest cpusRichard Henderson2019-05-222-11/+22
| | | | | | | | | | | When the -seed option is given, call qemu_guest_random_seed_main, putting the subsystem into deterministic mode. Pass derived seeds to each cpu created during clone; which is a no-op unless the subsystem is in deterministic mode. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* cpus: Initialize pseudo-random seeds for all guest cpusRichard Henderson2019-05-224-0/+24
| | | | | | | | | | | | When the -seed option is given, call qemu_guest_random_seed_main, putting the subsystem into deterministic mode. Pass derived seeds to each cpu created; which is a no-op unless the subsystem is in deterministic mode. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* util: Add qemu_guest_getrandom and associated routinesRichard Henderson2019-05-223-0/+162
| | | | | | | | | | | | This routine is intended to produce high-quality random numbers to the guest. Normally, such numbers are crypto quality from the host, but a command-line option can force the use of a fully deterministic sequence for use while debugging. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* ui/vnc: Use gcrypto_random_bytes for start_auth_vncRichard Henderson2019-05-221-11/+11
| | | | | | | | | | Use a better interface for random numbers than rand(). Fail gracefully if for some reason we cannot use the crypto system. Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* ui/vnc: Split out authentication_failedRichard Henderson2019-05-221-22/+15Star
| | | | | | | | | | | There were 3 copies of this code, one of which used the wrong data size for the failure indicator. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* crypto: Change the qcrypto_random_bytes buffer type to void*Richard Henderson2019-05-224-5/+5
| | | | | | | | | | Using uint8_t* merely requires useless casts for use with other types to be filled with randomness. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* crypto: Use getrandom for qcrypto_random_bytesRichard Henderson2019-05-222-6/+49
| | | | | | | | Prefer it to direct use of /dev/urandom. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* crypto: Use O_CLOEXEC in qcrypto_random_initRichard Henderson2019-05-221-2/+2
| | | | | | | | | Avoids leaking the /dev/urandom fd into any child processes. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* crypto: Do not fail for EINTR during qcrypto_random_bytesRichard Henderson2019-05-221-21/+15Star
| | | | | | | | | | | | We can always get EINTR for read; /dev/urandom is no exception. Rearrange the order of tests for likelihood; allow degenerate buflen==0 case to perform a no-op zero-length read. This means that the normal success path is a straight line with a single test for success. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* crypto: Reverse code blocks in random-platform.cRichard Henderson2019-05-221-18/+17Star
| | | | | | | | | | Use #ifdef _WIN32 instead of #ifndef _WIN32. This will make other tests easier to sequence. Reviewed-by: Laurent Vivier <lvivier@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* build: Link user-only with crypto random number objectsRichard Henderson2019-05-225-16/+14Star
| | | | | | | | | | | | | For user-only, we require only the random number bits of the crypto subsystem. Rename crypto-aes-obj-y to crypto-user-obj-y, and add the random number objects, plus init.o to handle any extra stuff the crypto library requires. Move the crypto libraries from libs_softmmu and libs_tools to LIBS, so that they are universally used. Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* configure: Link test before auto-enabling crypto librariesRichard Henderson2019-05-221-28/+44
| | | | | | | | | | | At least ubuntu 18.04 does not package static gnutls libraries. At least Fedora 30 does not ship static nettle and gcrypt libraries. Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Laurent Vivier <lvivier@redhat.com> Tested-by: Laurent Vivier <lvivier@redhat.com> Message-Id: <20190510012458.22706-2-richard.henderson@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
* Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20190521-3' into stagingPeter Maydell2019-05-2160-163/+3454
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | s390x update: - have the bios tolerate bootmap signature entries - next chunk of vector instruction support in tcg - a headers update against Linux 5.2-rc1 - add more facilities and gen15 machines to the cpu model # gpg: Signature made Tue 21 May 2019 16:09:35 BST # gpg: using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF # gpg: issuer "cohuck@redhat.com" # gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown] # gpg: aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full] # gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full] # gpg: aka "Cornelia Huck <cohuck@kernel.org>" [unknown] # gpg: aka "Cornelia Huck <cohuck@redhat.com>" [unknown] # Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0 18CE DECF 6B93 C6F0 2FAF * remotes/cohuck/tags/s390x-20190521-3: (55 commits) s390x/cpumodel: wire up 8561 and 8562 as gen15 machines s390x/cpumodel: add gen15 defintions s390x/cpumodel: add Deflate-conversion facility s390x/cpumodel: enhanced sort facility s390x/cpumodel: vector enhancements s390x/cpumodel: msa9 facility s390x/cpumodel: Miscellaneous-Instruction-Extensions Facility 3 s390x/cpumodel: ignore csske for expansion linux headers: update against Linux 5.2-rc1 update-linux-headers: handle new header file s390x/tcg: Implement VECTOR TEST UNDER MASK s390x/tcg: Implement VECTOR SUM ACROSS WORD s390x/tcg: Implement VECTOR SUM ACROSS QUADWORD s390x/tcg: Implement VECTOR SUM ACROSS DOUBLEWORD s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATION s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW INDICATION s390x/tcg: Implement VECTOR SUBTRACT COMPUTE BORROW INDICATION s390x/tcg: Implement VECTOR SUBTRACT s390x/tcg: Implement VECTOR SHIFT RIGHT LOGICAL * s390x/tcg: Implement VECTOR SHIFT RIGHT ARITHMETIC ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| * s390x/cpumodel: wire up 8561 and 8562 as gen15 machinesChristian Borntraeger2019-05-211-4/+5
| | | | | | | | | | | | | | | | | | | | | | 8561 and 8562 will be gen15 machines. There is no name yet, let us use gen15a and gen15b as base name. Later on we can provide aliases with the proper name. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Message-Id: <20190429090250.7648-10-borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: add gen15 defintionsChristian Borntraeger2019-05-211-0/+37
| | | | | | | | | | | | | | | | | | | | | | | | | | | | add several new features (msa9, sort, deflate, additional vector instructions, new general purpose instructions) to generation 15. Also disable csske and bpb from the default and base models >=15. This will allow to migrate gen15 machines to future machines that do not have these features. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Message-Id: <20190429090250.7648-9-borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: add Deflate-conversion facilityChristian Borntraeger2019-05-215-0/+35
| | | | | | | | | | | | | | | | | | add the deflate conversion facility. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Message-Id: <20190429090250.7648-8-borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: enhanced sort facilityChristian Borntraeger2019-05-215-0/+39
| | | | | | | | | | | | | | | | | | add the enhanced sort facility. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Message-Id: <20190429090250.7648-7-borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: vector enhancementsChristian Borntraeger2019-05-212-0/+4
| | | | | | | | | | | | | | | | | | Add vector enhancements to the cpu model. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Message-Id: <20190429090250.7648-6-borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: msa9 facilityChristian Borntraeger2019-05-216-0/+114
| | | | | | | | | | | | | | | | | | | | | | | | Provide the MSA9 facility (stfle.155). This also contains pckmo subfunctions for key wrapping. Keep them in a separate group to disable those as a block if necessary. This is for example needed when disabling key wrapping via the HMC. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Message-Id: <20190429090250.7648-5-borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: Miscellaneous-Instruction-Extensions Facility 3Christian Borntraeger2019-05-212-0/+2
| | | | | | | | | | | | | | | | | | | | Provide the "Miscellaneous-Instruction-Extensions Facility 3" via stfle.61. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Message-Id: <20190429090250.7648-4-borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * s390x/cpumodel: ignore csske for expansionChristian Borntraeger2019-05-211-0/+2
| | | | | | | | | | | | | | | | | | | | | | csske will be removed in a future machine. Ignore it for expanding the cpu model. Otherwise qemu falls back to z9. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Cc: qemu-stable@nongnu.org Reviewed-by: David Hildenbrand <david@redhat.com> Message-Id: <20190429090250.7648-3-borntraeger@de.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * linux headers: update against Linux 5.2-rc1Cornelia Huck2019-05-2136-144/+907
| | | | | | | | | | | | commit a188339ca5a396acc588e5851ed7e19f66b0ebd9 Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * update-linux-headers: handle new header fileCornelia Huck2019-05-211-0/+3
| | | | | | | | | | | | We need to copy sve_context.h for aarch64. Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| * Merge tag 's390x-tcg-2019-05-17-2' into s390-next-stagingCornelia Huck2019-05-179-1/+2261
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Implement all Vector Integer Instructions introduced with the "Vector Facility" for s390x TCG. # gpg: Signature made Fri 17 May 2019 01:37:40 PM CEST # gpg: using RSA key 4DDE10F700FF835A # gpg: Good signature from "David Hildenbrand <david@redhat.com>" [full] # gpg: aka "David Hildenbrand <davidhildenbrand@gmail.com>" [full] * tag 's390x-tcg-2019-05-17-2': (40 commits) s390x/tcg: Implement VECTOR TEST UNDER MASK s390x/tcg: Implement VECTOR SUM ACROSS WORD s390x/tcg: Implement VECTOR SUM ACROSS QUADWORD s390x/tcg: Implement VECTOR SUM ACROSS DOUBLEWORD s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATION s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW INDICATION s390x/tcg: Implement VECTOR SUBTRACT COMPUTE BORROW INDICATION s390x/tcg: Implement VECTOR SUBTRACT s390x/tcg: Implement VECTOR SHIFT RIGHT LOGICAL * s390x/tcg: Implement VECTOR SHIFT RIGHT ARITHMETIC s390x/tcg: Implement VECTOR SHIFT LEFT DOUBLE BY BYTE s390x/tcg: Implement VECTOR SHIFT LEFT (BY BYTE) s390x/tcg: Implement VECTOR ELEMENT SHIFT s390x/tcg: Implement VECTOR ELEMENT ROTATE AND INSERT UNDER MASK s390x/tcg: Implement VECTOR ELEMENT ROTATE LEFT LOGICAL s390x/tcg: Implement VECTOR POPULATION COUNT s390x/tcg: Implement VECTOR OR WITH COMPLEMENT s390x/tcg: Implement VECTOR OR s390x/tcg: Implement VECTOR NOT EXCLUSIVE OR s390x/tcg: Implement VECTOR NOR ... Signed-off-by: Cornelia Huck <cohuck@redhat.com>
| | * s390x/tcg: Implement VECTOR TEST UNDER MASKDavid Hildenbrand2019-05-174-0/+45
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Let's return the cc value directly via cpu_env. Unfortunately there isn't a simple way to calculate the value lazily - one would have to calculate and store e.g. the population count of the mask and the result so it can be evaluated in a cc helper. But as VTM only sets the cc, we can assume the value will be needed soon either way. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUM ACROSS WORDDavid Hildenbrand2019-05-172-0/+31
| | | | | | | | | | | | | | | | | | | | | Similar to VECTOR SUM ACROSS DOUBLEWORD. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUM ACROSS QUADWORDDavid Hildenbrand2019-05-172-0/+34
| | | | | | | | | | | | | | | | | | | | | | | | Similar to VECTOR SUM ACROSS DOUBLEWORD, however without a loop and using 128-bit calculations. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUM ACROSS DOUBLEWORDDavid Hildenbrand2019-05-172-0/+31
| | | | | | | | | | | | | | | | | | | | | | | | Perform the calculations without a helper. Only 16 bit or 32 bit values have to be added. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATIONDavid Hildenbrand2019-05-172-0/+36
| | | | | | | | | | | | | | | | | | | | | Mostly courtesy of Richard H. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUBTRACT WITH BORROW INDICATIONDavid Hildenbrand2019-05-172-0/+28
| | | | | | | | | | | | | | | | | | | | | | | | Fairly easy as only 128-bit handling is required. Simply perform the subtraction and then subtract the borrow. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUBTRACT COMPUTE BORROW INDICATIONDavid Hildenbrand2019-05-174-0/+72
| | | | | | | | | | | | | | | | | | | | | | | | Let's keep it simple for now and handle 8/16 bit elements via helpers. Especially for 8/16, we could come up with some bit tricks. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SUBTRACTDavid Hildenbrand2019-05-172-0/+19
| | | | | | | | | | | | | | | | | | | | | | | | We can use tcg_gen_sub2_i64() to do 128-bit subtraction and otherwise existing gvec helpers. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SHIFT RIGHT LOGICAL *David Hildenbrand2019-05-174-0/+28
| | | | | | | | | | | | | | | | | | | | | Similar to VECTOR SHIFT RIGHT ARITHMETICAL. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SHIFT RIGHT ARITHMETICDavid Hildenbrand2019-05-174-0/+48
| | | | | | | | | | | | | | | | | | | | | | | | Similar to VECTOR SHIFT LEFT ARITHMETIC. Add s390_vec_sar() similar to s390_vec_shr(). Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SHIFT LEFT DOUBLE BY BYTEDavid Hildenbrand2019-05-172-0/+31
| | | | | | | | | | | | | | | | | | | | | Inline expansion courtesy of Richard H. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR SHIFT LEFT (BY BYTE)David Hildenbrand2019-05-174-0/+31
| | | | | | | | | | | | | | | | | | | | | We can reuse the existing 128-bit shift utility function. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR ELEMENT SHIFTDavid Hildenbrand2019-05-172-0/+93
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We can use all the fancy new vector helpers implemented by Richard. One important thing to take care of is always to properly mask of unused bits from the shift count. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR ELEMENT ROTATE AND INSERT UNDER MASKDavid Hildenbrand2019-05-174-0/+75
| | | | | | | | | | | | | | | | | | | | | Use the new vector expansion for GVecGen3i. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR ELEMENT ROTATE LEFT LOGICALDavid Hildenbrand2019-05-174-0/+98
| | | | | | | | | | | | | | | | | | | | | | | | | | | Take care of properly taking the modulo of the count. We might later want to come back and create a variant of VERLL where the base register is 0, resulting in an immediate. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
| | * s390x/tcg: Implement VECTOR POPULATION COUNTDavid Hildenbrand2019-05-174-0/+37
| | | | | | | | | | | | | | | | | | | | | Similar to VECTOR COUNT TRAILING ZEROES. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-12-22 15:59:06 +0100