1
This bug seemed worth fixing for 8.0 since we need an rc4 anyway:
1
Squashed in a trivial fix for 32-bit hosts:
2
we were using uninitialized data for the guarded bit when
3
combining stage 1 and stage 2 attrs.
4
2
5
thanks
3
--- a/target/arm/mve_helper.c
4
+++ b/target/arm/mve_helper.c
5
@@ -XXX,XX +XXX,XX @@ DO_LDAV(vmlsldavxsw, 4, int32_t, true, +=, -=)
6
acc = EVENACC(acc, TO128(n[H##ESIZE(e + 1 * XCHG)] * \
7
m[H##ESIZE(e)])); \
8
} \
9
- acc = int128_add(acc, 1 << 7); \
10
+ acc = int128_add(acc, int128_make64(1 << 7)); \
11
} \
12
} \
13
mve_advance_vpt(env); \
14
6
-- PMM
15
-- PMM
7
16
8
The following changes since commit 08dede07030973c1053868bc64de7e10bfa02ad6:
17
The following changes since commit 53f306f316549d20c76886903181413d20842423:
9
18
10
Merge tag 'pull-ppc-20230409' of https://github.com/legoater/qemu into staging (2023-04-10 11:47:52 +0100)
19
Merge remote-tracking branch 'remotes/ehabkost-gl/tags/x86-next-pull-request' into staging (2021-06-21 11:26:04 +0100)
11
20
12
are available in the Git repository at:
21
are available in the Git repository at:
13
22
14
https://git.linaro.org/people/pmaydell/qemu-arm.git tags/pull-target-arm-20230410
23
https://git.linaro.org/people/pmaydell/qemu-arm.git tags/pull-target-arm-20210624
15
24
16
for you to fetch changes up to 8539dc00552e8ea60420856fc1262c8299bc6308:
25
for you to fetch changes up to 90a76c6316cfe6416fc33814a838fb3928f746ee:
17
26
18
target/arm: Copy guarded bit in combine_cacheattrs (2023-04-10 14:31:40 +0100)
27
docs/system: arm: Add nRF boards description (2021-06-24 14:58:48 +0100)
19
28
20
----------------------------------------------------------------
29
----------------------------------------------------------------
21
target-arm: Fix bug where we weren't initializing
30
target-arm queue:
22
guarded bit state when combining S1/S2 attrs
31
* Don't require 'virt' board to be compiled in for ACPI GHES code
32
* docs: Document which architecture extensions we emulate
33
* Fix bugs in M-profile FPCXT_NS accesses
34
* First slice of MVE patches
35
* Implement MTE3
36
* docs/system: arm: Add nRF boards description
23
37
24
----------------------------------------------------------------
38
----------------------------------------------------------------
25
Richard Henderson (2):
39
Alexandre Iooss (1):
26
target/arm: PTE bit GP only applies to stage1
40
docs/system: arm: Add nRF boards description
27
target/arm: Copy guarded bit in combine_cacheattrs
28
41
29
target/arm/ptw.c | 11 ++++++-----
42
Peter Collingbourne (1):
30
1 file changed, 6 insertions(+), 5 deletions(-)
43
target/arm: Implement MTE3
44
45
Peter Maydell (55):
46
hw/acpi: Provide stub version of acpi_ghes_record_errors()
47
hw/acpi: Provide function acpi_ghes_present()
48
target/arm: Use acpi_ghes_present() to see if we report ACPI memory errors
49
docs/system/arm: Document which architecture extensions we emulate
50
target/arm/translate-vfp.c: Whitespace fixes
51
target/arm: Handle FPU being disabled in FPCXT_NS accesses
52
target/arm: Don't NOCP fault for FPCXT_NS accesses
53
target/arm: Handle writeback in VLDR/VSTR sysreg with no memory access
54
target/arm: Factor FP context update code out into helper function
55
target/arm: Split vfp_access_check() into A and M versions
56
target/arm: Handle FPU check for FPCXT_NS insns via vfp_access_check_m()
57
target/arm: Implement MVE VLDR/VSTR (non-widening forms)
58
target/arm: Implement widening/narrowing MVE VLDR/VSTR insns
59
target/arm: Implement MVE VCLZ
60
target/arm: Implement MVE VCLS
61
target/arm: Implement MVE VREV16, VREV32, VREV64
62
target/arm: Implement MVE VMVN (register)
63
target/arm: Implement MVE VABS
64
target/arm: Implement MVE VNEG
65
tcg: Make gen_dup_i32/i64() public as tcg_gen_dup_i32/i64
66
target/arm: Implement MVE VDUP
67
target/arm: Implement MVE VAND, VBIC, VORR, VORN, VEOR
68
target/arm: Implement MVE VADD, VSUB, VMUL
69
target/arm: Implement MVE VMULH
70
target/arm: Implement MVE VRMULH
71
target/arm: Implement MVE VMAX, VMIN
72
target/arm: Implement MVE VABD
73
target/arm: Implement MVE VHADD, VHSUB
74
target/arm: Implement MVE VMULL
75
target/arm: Implement MVE VMLALDAV
76
target/arm: Implement MVE VMLSLDAV
77
target/arm: Implement MVE VRMLALDAVH, VRMLSLDAVH
78
target/arm: Implement MVE VADD (scalar)
79
target/arm: Implement MVE VSUB, VMUL (scalar)
80
target/arm: Implement MVE VHADD, VHSUB (scalar)
81
target/arm: Implement MVE VBRSR
82
target/arm: Implement MVE VPST
83
target/arm: Implement MVE VQADD and VQSUB
84
target/arm: Implement MVE VQDMULH and VQRDMULH (scalar)
85
target/arm: Implement MVE VQDMULL scalar
86
target/arm: Implement MVE VQDMULH, VQRDMULH (vector)
87
target/arm: Implement MVE VQADD, VQSUB (vector)
88
target/arm: Implement MVE VQSHL (vector)
89
target/arm: Implement MVE VQRSHL
90
target/arm: Implement MVE VSHL insn
91
target/arm: Implement MVE VRSHL
92
target/arm: Implement MVE VQDMLADH and VQRDMLADH
93
target/arm: Implement MVE VQDMLSDH and VQRDMLSDH
94
target/arm: Implement MVE VQDMULL (vector)
95
target/arm: Implement MVE VRHADD
96
target/arm: Implement MVE VADC, VSBC
97
target/arm: Implement MVE VCADD
98
target/arm: Implement MVE VHCADD
99
target/arm: Implement MVE VADDV
100
target/arm: Make VMOV scalar <-> gpreg beatwise for MVE
101
102
docs/system/arm/emulation.rst | 103 ++++
103
docs/system/arm/nrf.rst | 51 ++
104
docs/system/target-arm.rst | 7 +
105
include/hw/acpi/ghes.h | 9 +
106
include/tcg/tcg-op.h | 8 +
107
include/tcg/tcg.h | 1 -
108
target/arm/helper-mve.h | 357 +++++++++++++
109
target/arm/helper.h | 2 +
110
target/arm/internals.h | 11 +
111
target/arm/translate-a32.h | 3 +
112
target/arm/translate.h | 10 +
113
target/arm/m-nocp.decode | 24 +
114
target/arm/mve.decode | 240 +++++++++
115
target/arm/vfp.decode | 14 -
116
hw/acpi/ghes-stub.c | 22 +
117
hw/acpi/ghes.c | 17 +
118
target/arm/cpu64.c | 2 +-
119
target/arm/kvm64.c | 6 +-
120
target/arm/mte_helper.c | 82 +--
121
target/arm/mve_helper.c | 1160 +++++++++++++++++++++++++++++++++++++++++
122
target/arm/translate-m-nocp.c | 550 +++++++++++++++++++
123
target/arm/translate-mve.c | 759 +++++++++++++++++++++++++++
124
target/arm/translate-vfp.c | 741 +++++++-------------------
125
tcg/tcg-op-gvec.c | 20 +-
126
MAINTAINERS | 1 +
127
hw/acpi/meson.build | 6 +-
128
target/arm/meson.build | 1 +
129
27 files changed, 3578 insertions(+), 629 deletions(-)
130
create mode 100644 docs/system/arm/emulation.rst
131
create mode 100644 docs/system/arm/nrf.rst
132
create mode 100644 target/arm/helper-mve.h
133
create mode 100644 hw/acpi/ghes-stub.c
134
create mode 100644 target/arm/mve_helper.c
135
diff view generated by jsdifflib
Deleted patch
1
From: Richard Henderson <richard.henderson@linaro.org>
2
1
3
Only perform the extract of GP during the stage1 walk.
4
5
Reported-by: Peter Maydell <peter.maydell@linaro.org>
6
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
7
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
8
Message-id: 20230407185149.3253946-2-richard.henderson@linaro.org
9
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
10
---
11
target/arm/ptw.c | 10 +++++-----
12
1 file changed, 5 insertions(+), 5 deletions(-)
13
14
diff --git a/target/arm/ptw.c b/target/arm/ptw.c
15
index XXXXXXX..XXXXXXX 100644
16
--- a/target/arm/ptw.c
17
+++ b/target/arm/ptw.c
18
@@ -XXX,XX +XXX,XX @@ static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw,
19
result->f.attrs.secure = false;
20
}
21
22
- /* When in aarch64 mode, and BTI is enabled, remember GP in the TLB. */
23
- if (aarch64 && cpu_isar_feature(aa64_bti, cpu)) {
24
- result->f.guarded = extract64(attrs, 50, 1); /* GP */
25
- }
26
-
27
if (regime_is_stage2(mmu_idx)) {
28
result->cacheattrs.is_s2_format = true;
29
result->cacheattrs.attrs = extract32(attrs, 2, 4);
30
@@ -XXX,XX +XXX,XX @@ static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw,
31
assert(attrindx <= 7);
32
result->cacheattrs.is_s2_format = false;
33
result->cacheattrs.attrs = extract64(mair, attrindx * 8, 8);
34
+
35
+ /* When in aarch64 mode, and BTI is enabled, remember GP in the TLB. */
36
+ if (aarch64 && cpu_isar_feature(aa64_bti, cpu)) {
37
+ result->f.guarded = extract64(attrs, 50, 1); /* GP */
38
+ }
39
}
40
41
/*
42
--
43
2.34.1
diff view generated by jsdifflib
Deleted patch
1
From: Richard Henderson <richard.henderson@linaro.org>
2
1
3
The guarded bit comes from the stage1 walk.
4
5
Fixes: Coverity CID 1507929
6
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
7
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
8
Message-id: 20230407185149.3253946-3-richard.henderson@linaro.org
9
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
10
---
11
target/arm/ptw.c | 1 +
12
1 file changed, 1 insertion(+)
13
14
diff --git a/target/arm/ptw.c b/target/arm/ptw.c
15
index XXXXXXX..XXXXXXX 100644
16
--- a/target/arm/ptw.c
17
+++ b/target/arm/ptw.c
18
@@ -XXX,XX +XXX,XX @@ static ARMCacheAttrs combine_cacheattrs(uint64_t hcr,
19
20
assert(!s1.is_s2_format);
21
ret.is_s2_format = false;
22
+ ret.guarded = s1.guarded;
23
24
if (s1.attrs == 0xf0) {
25
tagged = true;
26
--
27
2.34.1
diff view generated by jsdifflib