riscv-tests.git
6 years agoadd VL arg to macro
Luke Kenneth Casson Leighton [Tue, 30 Oct 2018 04:10:31 +0000 (04:10 +0000)]
add VL arg to macro

6 years agoadd isvec args to test elwidth macros
Luke Kenneth Casson Leighton [Tue, 30 Oct 2018 03:50:56 +0000 (03:50 +0000)]
add isvec args to test elwidth macros

6 years agoadd sv store elementwidth test
Luke Kenneth Casson Leighton [Mon, 29 Oct 2018 08:10:13 +0000 (08:10 +0000)]
add sv store elementwidth test

6 years agoadd extra ld elwidth tests, add #defines for elwidths
Luke Kenneth Casson Leighton [Mon, 29 Oct 2018 05:57:22 +0000 (05:57 +0000)]
add extra ld elwidth tests, add #defines for elwidths

6 years agoadd extra tests, change data (unsigned in places)
Luke Kenneth Casson Leighton [Mon, 29 Oct 2018 04:51:30 +0000 (04:51 +0000)]
add extra tests, change data (unsigned in places)

6 years agoadd sv_ld_elwidth test
Luke Kenneth Casson Leighton [Mon, 29 Oct 2018 04:16:16 +0000 (04:16 +0000)]
add sv_ld_elwidth test

6 years agoadd in TODO list
Luke Kenneth Casson Leighton [Mon, 29 Oct 2018 01:35:46 +0000 (01:35 +0000)]
add in TODO list

6 years agoextend addw bitwidth test to 3 registers
Luke Kenneth Casson Leighton [Fri, 26 Oct 2018 21:16:53 +0000 (22:16 +0100)]
extend addw bitwidth test to 3 registers

6 years agoput in stuff that should not be overwritten
Luke Kenneth Casson Leighton [Fri, 26 Oct 2018 07:03:10 +0000 (08:03 +0100)]
put in stuff that should not be overwritten

put a5a5... into addw elwidth target registers to test if it gets
overwritten

6 years agocorrect addw elwidth test
Luke Kenneth Casson Leighton [Fri, 26 Oct 2018 06:57:59 +0000 (07:57 +0100)]
correct addw elwidth test

6 years agosv addw variable elwidth unit test
Luke Kenneth Casson Leighton [Fri, 26 Oct 2018 06:43:51 +0000 (07:43 +0100)]
sv addw variable elwidth unit test

6 years agosort out registers and add extra unit tests for add-variable-elwidth
Luke Kenneth Casson Leighton [Fri, 26 Oct 2018 06:17:09 +0000 (07:17 +0100)]
sort out registers and add extra unit tests for add-variable-elwidth

6 years agoadd sv_add_elwidth unit test
Luke Kenneth Casson Leighton [Fri, 26 Oct 2018 05:46:11 +0000 (06:46 +0100)]
add sv_add_elwidth unit test

6 years agomodified VL and MVL CSRs to range from 1-XLEN rather than 0-(XLEN-1)
Luke Kenneth Casson Leighton [Tue, 16 Oct 2018 22:41:20 +0000 (23:41 +0100)]
modified VL and MVL CSRs to range from 1-XLEN rather than 0-(XLEN-1)

6 years agoadd sv vectorised predicated beq test
Luke Kenneth Casson Leighton [Tue, 9 Oct 2018 18:34:27 +0000 (19:34 +0100)]
add sv vectorised predicated beq test

6 years agoalter unit tests to match change in CSR table format
Luke Kenneth Casson Leighton [Tue, 9 Oct 2018 10:40:16 +0000 (11:40 +0100)]
alter unit tests to match change in CSR table format

6 years agoadd cleanup and comments to sv lwsp pred test
Luke Kenneth Casson Leighton [Sun, 7 Oct 2018 06:12:55 +0000 (07:12 +0100)]
add cleanup and comments to sv lwsp pred test

6 years agoadd predicated version of c.lwsp sv unit test
Luke Kenneth Casson Leighton [Sun, 7 Oct 2018 05:51:29 +0000 (06:51 +0100)]
add predicated version of c.lwsp sv unit test

6 years agoadd 3rd register to c.swsp
Luke Kenneth Casson Leighton [Sun, 7 Oct 2018 03:53:18 +0000 (04:53 +0100)]
add 3rd register to c.swsp

6 years agoadd 3 registers to sv c.lwsp
Luke Kenneth Casson Leighton [Sun, 7 Oct 2018 03:51:42 +0000 (04:51 +0100)]
add 3 registers to sv c.lwsp

6 years agoadd s.swsp sv test
Luke Kenneth Casson Leighton [Sun, 7 Oct 2018 03:50:37 +0000 (04:50 +0100)]
add s.swsp sv test

6 years agoadd sv c_lwsp unit test
Luke Kenneth Casson Leighton [Sat, 6 Oct 2018 15:50:27 +0000 (16:50 +0100)]
add sv c_lwsp unit test

6 years agowhoops overwrote x2
Luke Kenneth Casson Leighton [Fri, 5 Oct 2018 04:09:49 +0000 (05:09 +0100)]
whoops overwrote x2

6 years agoadd twin-predicated sv c_mv unit test (no zeroing)
Luke Kenneth Casson Leighton [Thu, 4 Oct 2018 14:38:52 +0000 (15:38 +0100)]
add twin-predicated sv c_mv unit test (no zeroing)

6 years agoadd sv c.mv twin-predication unit test
Luke Kenneth Casson Leighton [Thu, 4 Oct 2018 14:18:20 +0000 (15:18 +0100)]
add sv c.mv twin-predication unit test

6 years agoactually sv vector-vector add worked fine
Luke Kenneth Casson Leighton [Tue, 2 Oct 2018 11:22:33 +0000 (12:22 +0100)]
actually sv vector-vector add worked fine

(forgot to set CSR on 2nd register)

6 years agoadd rv64ud sv fadd test, shows flaw in loop for 3-arg operands
Luke Kenneth Casson Leighton [Tue, 2 Oct 2018 07:32:34 +0000 (08:32 +0100)]
add rv64ud sv fadd test, shows flaw in loop for 3-arg operands

6 years agoadd vector-vector sv add
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 13:58:03 +0000 (14:58 +0100)]
add vector-vector sv add

6 years agoadd sv addi predicated unit test, including inversion and zeroing
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 13:41:45 +0000 (14:41 +0100)]
add sv addi predicated unit test, including inversion and zeroing

6 years agoadd extra sv test comments
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 11:12:10 +0000 (12:12 +0100)]
add extra sv test comments

6 years agoupdate sv test comments
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 11:02:56 +0000 (12:02 +0100)]
update sv test comments

6 years agoadd sv scalar src test which highlighted flaw in spike-sv
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 11:00:31 +0000 (12:00 +0100)]
add sv scalar src test which highlighted flaw in spike-sv

6 years agoadd redirection sv unit test
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 10:49:12 +0000 (11:49 +0100)]
add redirection sv unit test

6 years agoaugment sv_addi test using macros
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 08:54:19 +0000 (09:54 +0100)]
augment sv_addi test using macros

6 years agoadd first unit test for simple-v
Luke Kenneth Casson Leighton [Mon, 1 Oct 2018 08:15:05 +0000 (09:15 +0100)]
add first unit test for simple-v

6 years agobump env master
Andrew Waterman [Mon, 24 Sep 2018 04:12:23 +0000 (21:12 -0700)]
bump env

6 years agoAssert if HiFive1 program is too large.
Tim Newsome [Thu, 13 Sep 2018 23:02:22 +0000 (16:02 -0700)]
Assert if HiFive1 program is too large.

6 years agoPut debug test stack in data instead of text
Tim Newsome [Thu, 13 Sep 2018 22:55:17 +0000 (15:55 -0700)]
Put debug test stack in data instead of text

6 years agoMerge branch 'tommythorn-master'
Andrew Waterman [Sat, 8 Sep 2018 22:10:44 +0000 (15:10 -0700)]
Merge branch 'tommythorn-master'

6 years agoRV64 s{ll,ra,rl}w tests with non-canonical values
Tommy Thorn [Sat, 8 Sep 2018 16:00:04 +0000 (09:00 -0700)]
RV64 s{ll,ra,rl}w tests with non-canonical values

6 years agoRevert "breakpoint.S: Don't assume trigger is hardwired to breakpoint (#158) (#159)"
Andrew Waterman [Fri, 7 Sep 2018 01:45:14 +0000 (18:45 -0700)]
Revert "breakpoint.S: Don't assume trigger is hardwired to breakpoint (#158) (#159)"

This reverts commit 901a2694d5384e4ef9af8e4fb0c9a07eb24d0028,
under the advisement of @tommythorn in #158.

6 years agobreakpoint.S: Don't assume trigger is hardwired to breakpoint (#158) (#159)
Tommy Thorn [Thu, 6 Sep 2018 18:07:42 +0000 (11:07 -0700)]
breakpoint.S: Don't assume trigger is hardwired to breakpoint (#158) (#159)

6 years agoMerge pull request #156 from riscv/PrivChange
Tim Newsome [Mon, 3 Sep 2018 22:03:50 +0000 (15:03 -0700)]
Merge pull request #156 from riscv/PrivChange

Reset address translation/perms before PrivChange

6 years agoFix CustomRegisterTest.
Tim Newsome [Fri, 31 Aug 2018 19:53:25 +0000 (12:53 -0700)]
Fix CustomRegisterTest.

gdb in riscv-tools doesn't automatically create a "custom" group like
mainline gdb does.

6 years agoAdd test case for `riscv expose_custom`.
Tim Newsome [Mon, 27 Aug 2018 20:17:51 +0000 (13:17 -0700)]
Add test case for `riscv expose_custom`.

Only works against spike, where I've implemented some custom debug
registers to test against.

6 years agoReset address translation/perms before PrivChange
Tim Newsome [Tue, 28 Aug 2018 20:56:25 +0000 (13:56 -0700)]
Reset address translation/perms before PrivChange

We already did this for PrivTest.

Hopefully solves #155, but I haven't been able to reproduce it.

6 years agoNeuter TriggerStoreAddressInstant
Tim Newsome [Tue, 28 Aug 2018 00:02:37 +0000 (17:02 -0700)]
Neuter TriggerStoreAddressInstant

Now that OpenOCD can tell gdb exactly which watchpoint was hit, this
test exposes another problem:
https://github.com/riscv/riscv-openocd/issues/295

For now neuter the test so the testsuite can still be useful.

6 years agoMake pylint happy.
Tim Newsome [Mon, 27 Aug 2018 20:58:09 +0000 (13:58 -0700)]
Make pylint happy.

6 years agoTemporarily disabling PrivChange test
Andrew Waterman [Sat, 25 Aug 2018 11:33:01 +0000 (04:33 -0700)]
Temporarily disabling PrivChange test

@timsifive we are debugging intermittent failures.

6 years agoMake pylint happy with change d1d2d953b5016b465.
Tim Newsome [Fri, 24 Aug 2018 00:08:18 +0000 (17:08 -0700)]
Make pylint happy with change d1d2d953b5016b465.

6 years agoGet all of the log into the final log file
Tim Newsome [Fri, 24 Aug 2018 00:04:57 +0000 (17:04 -0700)]
Get all of the log into the final log file

This allows me to see the final valgrind output on OpenOCD, so I can
watch for memory leaks when using --server_cmd "valgrind
--leak-check=full openocd".

6 years agoMerge pull request #153 from dmitryryzhov/rtos-switch-active-thread
Tim Newsome [Thu, 23 Aug 2018 23:52:39 +0000 (16:52 -0700)]
Merge pull request #153 from dmitryryzhov/rtos-switch-active-thread

Add debug test, which checks that openocd correctly switch active thread on any hart halt.

6 years agoMerge branch 'master' of https://github.com/riscv/riscv-tests
Tim Newsome [Wed, 22 Aug 2018 20:47:26 +0000 (13:47 -0700)]
Merge branch 'master' of https://github.com/riscv/riscv-tests

6 years agoDisable MulticoreRunHaltStepiTest
Tim Newsome [Wed, 22 Aug 2018 20:46:32 +0000 (13:46 -0700)]
Disable MulticoreRunHaltStepiTest

It's failing (intermittently?). See eg.
https://travis-ci.org/riscv/riscv-tools/builds/418928412?utm_source=github_status&utm_medium=notification

6 years agoAdd debug test, which checks that openocd correctly switch active thread on any hart...
Dmitry Ryzhov [Wed, 22 Aug 2018 15:09:33 +0000 (18:09 +0300)]
Add debug test, which checks that openocd correctly switch active thread on any hart halt.

6 years agoChanging the register mstatus is read into (#152)
Srivatsa Yogendra [Tue, 21 Aug 2018 20:14:07 +0000 (13:14 -0700)]
Changing the register mstatus is read into (#152)

The mstatus reading overwrites the expected user mode cause value.

6 years agoRevert "Fix to solve the failing tests shamt, csr and scall (#151)"
Andrew Waterman [Tue, 21 Aug 2018 02:10:05 +0000 (19:10 -0700)]
Revert "Fix to solve the failing tests shamt, csr and scall (#151)"

This reverts commit 31a91823b7c7becacd06c9c32e44180eea5e4fe7.

These changes should be made to the test environment, not the tests
themselves.

6 years agoFix to solve the failing tests shamt, csr and scall (#151)
Srivatsa Yogendra [Sat, 18 Aug 2018 01:49:16 +0000 (18:49 -0700)]
Fix to solve the failing tests shamt, csr and scall (#151)

* making mtvec_handler global

* Adding the pmp configuration inst

The PMP config instructions are added as the test jumps to user mode

* Adding pmp config inst

Adding pmp config instructions as the test jumps to user mode

* changing to PMP macros

* changing to PMP Macros

* moving the #endif after pmp initialization

* Removing the unwanted label

6 years agomaking mtvec_handler global (#150)
Srivatsa Yogendra [Fri, 17 Aug 2018 19:02:57 +0000 (12:02 -0700)]
making mtvec_handler global (#150)

6 years agoAdd jump/hbreak test.
Tim Newsome [Wed, 8 Aug 2018 21:33:50 +0000 (14:33 -0700)]
Add jump/hbreak test.

6 years agoCheck that SC yields the load reservation
Andrew Waterman [Mon, 9 Jul 2018 21:25:46 +0000 (14:25 -0700)]
Check that SC yields the load reservation

https://github.com/riscv/riscv-isa-manual/commit/03a5e722fc0fe7b94dd0a49f550ff7b41a63f612

6 years agorwatch/watch on explicit address
Tim Newsome [Tue, 3 Jul 2018 20:54:13 +0000 (13:54 -0700)]
rwatch/watch on explicit address

Newer gdb requires more debug info in order to "watch data" in this
test. I'm not sure how to make that debug info happen, so instead we
tell it the address to use.

6 years agoAdd reproduce line to the end of debug test logs
Tim Newsome [Mon, 18 Jun 2018 22:03:05 +0000 (15:03 -0700)]
Add reproduce line to the end of debug test logs

6 years agoMerge pull request #141 from riscv/mrhstest
Tim Newsome [Mon, 21 May 2018 18:56:39 +0000 (11:56 -0700)]
Merge pull request #141 from riscv/mrhstest

Fix MulticoreRunHaltStepiTest

6 years agoFix MulticoreRunHaltStepiTest
Tim Newsome [Sat, 19 May 2018 01:12:00 +0000 (18:12 -0700)]
Fix MulticoreRunHaltStepiTest

The test actually wasn't checking interrupt counts at all. Fixing it
required some other changes:
Make sure all harts get to run
Add some retries, since on a loaded machine against spike both harts
might not get to run, even if you give spike a generous amount of time
to do so.

6 years agoMerge pull request #139 from riscv/debug-tests-more-single
Megan Wachs [Tue, 15 May 2018 17:19:08 +0000 (10:19 -0700)]
Merge pull request #139 from riscv/debug-tests-more-single

Mark more Debug tests as "Single Hart"

6 years agoMerge remote-tracking branch 'origin/downloadtest' into debug-tests-more-single
Megan Wachs [Mon, 14 May 2018 23:04:10 +0000 (16:04 -0700)]
Merge remote-tracking branch 'origin/downloadtest' into debug-tests-more-single

6 years agoMake DownloadTest properly park other harts.
Tim Newsome [Mon, 14 May 2018 22:14:47 +0000 (15:14 -0700)]
Make DownloadTest properly park other harts.

6 years agodebug: remove some unintentionally added newlines
Megan Wachs [Mon, 14 May 2018 21:34:58 +0000 (14:34 -0700)]
debug: remove some unintentionally added newlines

6 years agodebug: Fixing the non-RTOS behavior for DownloadTest
Megan Wachs [Mon, 14 May 2018 15:46:03 +0000 (08:46 -0700)]
debug: Fixing the non-RTOS behavior for DownloadTest

6 years agodebug: mark more tests as single-hart tests
Megan Wachs [Fri, 11 May 2018 16:40:10 +0000 (09:40 -0700)]
debug: mark more tests as single-hart tests

6 years agodebug: output some more useful info into the post-mortem data
Megan Wachs [Fri, 11 May 2018 16:39:48 +0000 (09:39 -0700)]
debug: output some more useful info into the post-mortem data

6 years ago[rv64ua/lrsc] Initialize memory read out. (#135)
Christopher Celio [Tue, 1 May 2018 00:03:50 +0000 (17:03 -0700)]
[rv64ua/lrsc] Initialize memory read out. (#135)

* [rv64ua/lrsc] Initialize memory read out.

Even though the load contents are discarded, this un-initialized memory value
can lead to a divergence for co-simulation between two different RISC-V designs.

* [rv64ua/lrsc] Use .skip instead of .align.

6 years agoFix formatting to make pylint happy.
Tim Newsome [Mon, 30 Apr 2018 19:54:03 +0000 (12:54 -0700)]
Fix formatting to make pylint happy.

6 years agoMerge pull request #132 from riscv/debug-clear-satp
Megan Wachs [Sun, 29 Apr 2018 03:38:37 +0000 (20:38 -0700)]
Merge pull request #132 from riscv/debug-clear-satp

debug: need to clear satp before changing priv

6 years agodebug: need to clear satp before changing priv
Megan Wachs [Fri, 27 Apr 2018 23:52:43 +0000 (16:52 -0700)]
debug: need to clear satp before changing priv

ISA Manual does not require this register to be reset, and attempting to execute code with VM on when VM hasn't been set up is going to just lead to sadness.

6 years agoMerge pull request #125 from riscv/debug-delete-sim
Megan Wachs [Fri, 27 Apr 2018 22:18:57 +0000 (15:18 -0700)]
Merge pull request #125 from riscv/debug-delete-sim

Delete E300Sim.py

6 years agoMerge pull request #130 from riscv/trap_entry_align-1
Megan Wachs [Fri, 27 Apr 2018 22:18:44 +0000 (15:18 -0700)]
Merge pull request #130 from riscv/trap_entry_align-1

debug: add missing align directive on trap_entry

6 years agodebug: add missing align directive on trap_entry
Megan Wachs [Fri, 27 Apr 2018 21:42:34 +0000 (14:42 -0700)]
debug: add missing align directive on trap_entry

6 years agoFix race when making logs directory
Tim Newsome [Tue, 24 Apr 2018 18:21:27 +0000 (11:21 -0700)]
Fix race when making logs directory

6 years agoDelete E300Sim.py
Megan Wachs [Thu, 19 Apr 2018 17:46:23 +0000 (10:46 -0700)]
Delete E300Sim.py

This file is wrong (the .cfg file isn't right) and not used by anything.

6 years agoMerge pull request #123 from riscv/gdb_timeout
Tim Newsome [Mon, 16 Apr 2018 19:14:13 +0000 (12:14 -0700)]
Merge pull request #123 from riscv/gdb_timeout

Compute gdb command timeout based on ops estimate

6 years agoCompute gdb command timeout based on ops estimate
Tim Newsome [Mon, 9 Apr 2018 20:09:55 +0000 (13:09 -0700)]
Compute gdb command timeout based on ops estimate

The caller of gdb.command() should estimate how much work gdb needs to
do, and testlib then scales this up proportional to the general gdb
timeout we configured. This hopefully allows us to configure a tighter
timeout, so we don't have to have a multi-hour timeout just for
something that takes long like `load` on a really slow simulator.

Hopefully this addresses #122.

6 years agoFix #120: Instructions 'sll' are replaced with 'slli' in rv64ui/slli.S (#121)
Andrei Tatarnikov [Mon, 9 Apr 2018 18:24:04 +0000 (21:24 +0300)]
Fix #120: Instructions 'sll' are replaced with 'slli' in rv64ui/slli.S (#121)

6 years agoUse `gdb_report_register_access_error enable`
Tim Newsome [Mon, 2 Apr 2018 21:56:45 +0000 (14:56 -0700)]
Use `gdb_report_register_access_error enable`

6 years agoTest debug authentication.
Tim Newsome [Tue, 27 Feb 2018 22:28:26 +0000 (14:28 -0800)]
Test debug authentication.

Also halt instead of reset spike targets, which tests a more complicated
code path.

6 years agoPrint log filename at the end of the log.
Tim Newsome [Fri, 23 Mar 2018 20:27:52 +0000 (13:27 -0700)]
Print log filename at the end of the log.

This makes it much easier to look at a log if you see a failure
scrolling by on your terminal.

6 years agoMake misa.C test conform to Hauser proposal
Andrew Waterman [Wed, 21 Mar 2018 23:54:08 +0000 (16:54 -0700)]
Make misa.C test conform to Hauser proposal

See https://github.com/riscv/riscv-isa-manual/commit/0472bcdd166f45712492829a250e228bb45fa5e7

6 years agoMerge pull request #119 from rishikhan/master
Palmer Dabbelt [Wed, 21 Mar 2018 01:14:18 +0000 (18:14 -0700)]
Merge pull request #119 from rishikhan/master

Update Makefile to allow for RISCV_PREFIX to be set by the configure

6 years agoUpdate Makefile to allow for RISCV_PREFIX to be set by the configure --target
rishi [Mon, 19 Mar 2018 16:02:53 +0000 (12:02 -0400)]
Update Makefile to allow for RISCV_PREFIX to be set by the configure --target

6 years agoTest debugging with/without a program buffer
Tim Newsome [Mon, 19 Feb 2018 21:31:40 +0000 (13:31 -0800)]
Test debugging with/without a program buffer

6 years agoEnsure an error when reading a non-existent CSR.
Tim Newsome [Thu, 1 Mar 2018 23:05:45 +0000 (15:05 -0800)]
Ensure an error when reading a non-existent CSR.

6 years agoAdd test for clearing misa.C while PC is misaligned (#117)
Andrew Waterman [Tue, 27 Feb 2018 07:25:34 +0000 (01:25 -0600)]
Add test for clearing misa.C while PC is misaligned (#117)

See https://github.com/riscv/riscv-isa-manual/pull/139

6 years agoTest resuming from a trigger.
Tim Newsome [Fri, 9 Feb 2018 16:54:59 +0000 (08:54 -0800)]
Test resuming from a trigger.

6 years agoLink scripts shouldn't be executable.
Tim Newsome [Wed, 7 Feb 2018 21:48:54 +0000 (13:48 -0800)]
Link scripts shouldn't be executable.

6 years agoDeal with gdb reporting pmpcfg0 not existing.
Tim Newsome [Mon, 8 Jan 2018 20:36:49 +0000 (12:36 -0800)]
Deal with gdb reporting pmpcfg0 not existing.

It's an optional register.

6 years agoAdd test for multicore failure
Tim Newsome [Fri, 5 Jan 2018 22:25:57 +0000 (14:25 -0800)]
Add test for multicore failure

Specifically, make sure that after resuming all cores, and halting core
0, that OpenOCD's poll() doesn't mess up the currently selected hart to
the point where memory accesses intended for core 0 go to core 1.

6 years agoTest access exception behavior for illegal addresses (#111)
Andrew Waterman [Wed, 3 Jan 2018 05:13:38 +0000 (21:13 -0800)]
Test access exception behavior for illegal addresses (#111)

OK'd by @palmer-dabbelt

6 years agoTest FPRs that aren't XLEN in size.
Tim Newsome [Wed, 27 Dec 2017 23:41:45 +0000 (15:41 -0800)]
Test FPRs that aren't XLEN in size.

Cover all combinations of 32,64 bit XLEN with F and FD extensions.

Finishes Issue https://github.com/riscv/riscv-openocd/issues/110

6 years agoAdd all-tests target.
Tim Newsome [Fri, 22 Dec 2017 00:00:01 +0000 (16:00 -0800)]
Add all-tests target.

I hope to use this in riscv-tools' regression.sh.