target/xtensa fixes for v4.0:

- fix translation of FLIX bundles with multiple references to the same
   register;
 - don't announce exit simcall;
 - clean up tests/tcg/xtensa.
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Merge remote-tracking branch 'remotes/xtensa/tags/20190326-xtensa' into staging

target/xtensa fixes for v4.0:

- fix translation of FLIX bundles with multiple references to the same
  register;
- don't announce exit simcall;
- clean up tests/tcg/xtensa.

# gpg: Signature made Tue 26 Mar 2019 17:58:59 GMT
# gpg:                using RSA key 2B67854B98E5327DCDEB17D851F9CC91F83FA044
# gpg:                issuer "jcmvbkbc@gmail.com"
# gpg: Good signature from "Max Filippov <filippov@cadence.com>" [unknown]
# gpg:                 aka "Max Filippov <max.filippov@cogentembedded.com>" [full]
# gpg:                 aka "Max Filippov <jcmvbkbc@gmail.com>" [full]
# Primary key fingerprint: 2B67 854B 98E5 327D CDEB  17D8 51F9 CC91 F83F A044

* remotes/xtensa/tags/20190326-xtensa:
  tests/tcg/xtensa: clean up test set
  target/xtensa: don't announce exit simcall
  target/xtensa: fix break_dependency for repeated resources

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2019-03-28 08:00:22 +00:00
commit 2fc8d6f8e4
6 changed files with 18 additions and 169 deletions

View file

@ -1041,7 +1041,6 @@ static bool break_dependency(struct slot_prop *a,
copy[n].resource = b->in[j].resource;
copy[n].arg = b->arg + index;
++n;
++i;
++j;
rv = true;
}

View file

@ -202,7 +202,6 @@ void HELPER(simcall)(CPUXtensaState *env)
switch (regs[2]) {
case TARGET_SYS_exit:
qemu_log("exit(%d) simcall\n", regs[3]);
exit(regs[3]);
break;

View file

@ -8,7 +8,7 @@ XTENSA_SRC = $(SRC_PATH)/tests/tcg/xtensa
XTENSA_ALL = $(filter-out $(XTENSA_SRC)/linker.ld.S,$(wildcard $(XTENSA_SRC)/*.S))
XTENSA_TESTS = $(patsubst $(XTENSA_SRC)/%.S, %, $(XTENSA_ALL))
# Filter out common blobs and broken tests
XTENSA_BROKEN_TESTS = crt vectors test_boolean test_pipeline test_fail
XTENSA_BROKEN_TESTS = crt vectors
XTENSA_USABLE_TESTS = $(filter-out $(XTENSA_BROKEN_TESTS), $(XTENSA_TESTS))
# add to the list of tests

View file

@ -1,9 +0,0 @@
#include "macros.inc"
test_suite fail
test fail
test_fail
test_end
test_suite_end

View file

@ -55,6 +55,23 @@ test sum
.previous
test_end
test rep_dependency
{
movi a2, 1
movi a3, 2
nop
}
{
or a2, a3, a3
or a3, a2, a2
nop
}
assert eqi, a2, 2
assert eqi, a3, 1
test_end
#endif
test_suite_end

View file

@ -1,157 +0,0 @@
#include "macros.inc"
.purgem test
.macro test name
movi a2, 1f
movi a3, 99f
0:
ipf a2, 0
ipf a2, 4
ipf a2, 8
ipf a2, 12
addi a2, a2, 16
blt a2, a3, 0b
j 1f
.align 4
1:
.endm
test_suite pipeline
test register_no_stall
rsr a3, ccount
add a5, a6, a6
add a6, a5, a5
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 3
test_end
test register_stall
l32i a5, a1, 0 /* data cache preload */
nop
rsr a3, ccount
l32i a5, a1, 0
add a6, a5, a5 /* M-to-E interlock */
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 4
test_end
test j0_stall
rsr a3, ccount
j 1f /* E + 2-cycle penalty */
1:
rsr a4, ccount /* E */
sub a3, a4, a3
assert eqi, a3, 4
test_end
test j1_stall
rsr a3, ccount
j 1f
nop
1:
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 4
test_end
test j5_stall
rsr a3, ccount
j 1f
nop
nop
nop
nop
nop
1:
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 4
test_end
test b_no_stall
movi a5, 1
rsr a3, ccount
beqi a5, 2, 1f
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 2
1:
test_end
test b1_stall
movi a5, 1
rsr a3, ccount
beqi a5, 1, 1f
nop
1:
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 4
test_end
test b5_stall
movi a5, 1
rsr a3, ccount
beqi a5, 1, 1f
nop
nop
nop
nop
nop
1:
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 4
test_end
/* PS *SYNC */
test ps_dsync
rsr a5, ps
isync
rsr a3, ccount
wsr a5, ps
dsync
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 5
test_end
test ps_esync
rsr a5, ps
isync
rsr a3, ccount
wsr a5, ps
esync
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 5
test_end
test ps_rsync
rsr a5, ps
isync
rsr a3, ccount
wsr a5, ps
rsync
rsr a4, ccount
sub a3, a4, a3
assert eqi, a3, 5
test_end
test ps_isync
rsr a5, ps
isync
rsr a3, ccount
wsr a5, ps
isync
rsr a4, ccount
sub a3, a4, a3
movi a4, 9
assert eq, a3, a4
test_end
test_suite_end