Commit graph

495 commits

Author SHA1 Message Date
Richard Henderson
c26368532d target/sparc: Move UDIV, SDIV to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
4ee85ea94b target/sparc: Move UDIVX, SDIVX to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
dfebb950da target/sparc: Move SUBC to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
b5372650e2 target/sparc: Move UMUL, SMUL to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
22188d7da8 target/sparc: Move MULX to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
420a187d80 target/sparc: Move ADDC to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
428881deba target/sparc: Move basic arithmetic to decodetree
Move ADD, AND, OR, XOR, SUB, ANDN, ORN, XORN.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
2da789ded5 target/sparc: Remove cpu_hintp, cpu_htba, cpu_hver, cpu_ssr, cpu_ver
Use direct loads and stores to env instead.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
577efa4557 target/sparc: Remove cpu_tick_cmpr, cpu_stick_cmpr, cpu_hstick_cmpr
Use direct loads and stores to env instead.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
cd6269f7c9 target/sparc: Remove cpu_wim
Use direct loads and stores to env instead.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
bb97f2f5d7 target/sparc: Move WRTBR, WRHPR to decodetree
Implement htstate in the obvious way.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
9422278ef8 target/sparc: Move WRWIM, WRPR to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
25524734c6 target/sparc: Move WRPSR, SAVED, RESTORED to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
0faef01b39 target/sparc: Move WRASR to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
e8325dc02d target/sparc: Move RDTBR, FLUSHW to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
5d617bfba0 target/sparc: Move RDWIM, RDPR to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
668bb9b755 target/sparc: Move RDPSR, RDHPR to decodetree
Implement htstate in the obvious way.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/847
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
af25071c1d target/sparc: Move RDASR, STBAR, MEMBAR to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
3037663616 target/sparc: Move Tcc to decodetree
Use the new delay_exceptionv function in the implementation.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
6d2a076842 target/sparc: Move SETHI to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
9d4e2bc761 target/sparc: Pass DisasCompare to advance_jump_cond
Fold the condition into the branch or movcond when possible.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:13 -07:00
Richard Henderson
6b3e4cc685 target/sparc: Merge gen_branch_[an] with only caller
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
d547193616 target/sparc: Merge gen_fcond with only caller
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
1ea9c62a5e target/sparc: Merge gen_cond with only caller
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
45196ea4f4 target/sparc: Move FBPfcc and FBfcc to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
ab9ffe988a target/sparc: Move BPr to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
276567aaf6 target/sparc: Move BPcc and Bicc to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
23ada1b16f target/sparc: Move CALL to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
b1bc09ea6b target/sparc: Define AM_CHECK for sparc32
Define as false, which allows some ifdef removal.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
878cc6773a target/sparc: Add decodetree infrastructure
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
554abe47c7 target/sparc: Partition cpu features
In the sparc32 binaries, do not advertise features only available
to sparc64, so they cannot be enabled.  In the sparc64 binaries,
do not advertise features mandatory in v9, so they cannot be disabled.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
5f25b383a8 target/sparc: Remove sparcv7 cpu features
The oldest supported cpu is the microsparc 1; all other cpus
use CPU_DEFAULT_FEATURES.  Remove the features that must always
be present for sparcv7: FLOAT, SWAP, FLUSH, FSQRT, FMUL.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
de1f52032f target/sparc: Use CPU_FEATURE_BIT_* for cpu properties
Use symbols not integer constants for the bit positions.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
bd7ff659a7 target/sparc: Define features via cpu-feature.h.inc
Manage feature bits automatically.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
e0f46055a1 target/sparc: Set TCG_GUEST_DEFAULT_MO
Always use TSO, per the Oracle 2015 manual.
This is slightly less restrictive than the TCG_MO_ALL default,
and happens to match the i386 model, which will eliminate a few
extra barriers on that host.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
d9125cf27c target/sparc: Avoid helper_raise_exception in helper_st_asi
Always use cpu_raise_exception_ra with GETPC for unwind.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
186e78905a target/sparc: Implement check_align inline
Emit the exception at the end of the translation block,
so that the non-exception case can fall through.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Richard Henderson
930f1865cc target/sparc: Clear may_lookup for npc == DYNAMIC_PC
With pairs of jmp+rett, pc == DYNAMIC_PC_LOOKUP and
npc == DYNAMIC_PC.  Make sure that we exit for interrupts.

Cc: qemu-stable@nongnu.org
Fixes: 633c42834c ("target/sparc: Introduce DYNAMIC_PC_LOOKUP")
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-25 01:01:12 -07:00
Philippe Mathieu-Daudé
01c85e60a4 meson: Rename target_softmmu_arch -> target_system_arch
Finish the convertion started with commit de6cd7599b
("meson: Replace softmmu_ss -> system_ss"). If the
$target_type is 'system', then use the target_system_arch[]
source set :)

Mechanical change doing:

  $ sed -i -e s/target_softmmu_arch/target_system_arch/g \
      $(git grep -l target_softmmu_arch)

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20231004090629.37473-13-philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-10-07 19:03:07 +02:00
Richard Henderson
8fa08d7ec7 accel/tcg: Remove cpu_set_cpustate_pointers
This function is now empty, so remove it.  In the case of
m68k and tricore, this empties the class instance initfn,
so remove those as well.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-04 11:03:54 -07:00
Richard Henderson
b77af26e97 accel/tcg: Replace CPUState.env_ptr with cpu_env()
Reviewed-by: Anton Johansson <anjo@rev.ng>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-04 11:03:54 -07:00
Richard Henderson
ad75a51e84 tcg: Rename cpu_env to tcg_env
Allow the name 'cpu_env' to be used for something else.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03 08:01:02 -07:00
Richard Henderson
3b3d7df545 accel/tcg: Move CPUNegativeOffsetState into CPUState
Retain the separate structure to emphasize its importance.
Enforce CPUArchState always follows CPUState without padding.

Reviewed-by: Anton Johansson <anjo@rev.ng>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03 08:01:02 -07:00
Richard Henderson
f669c99241 target/*: Add instance_align to all cpu base classes
The omission of alignment has technically been wrong since
269bd5d8f6, where QEMU_ALIGNED was added to CPUTLBDescFast.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03 08:01:02 -07:00
Philippe Mathieu-Daudé
026ad97e07 target/translate: Remove unnecessary 'exec/cpu_ldst.h' header
All these files only access the translator_ld/st API declared
in "exec/translator.h". The CPU ld/st API from declared in
"exec/cpu_ldst.h" is not used, remove it.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230828221314.18435-5-philmd@linaro.org>
2023-08-31 19:47:43 +02:00
Richard Henderson
e3ebbade58 target/sparc: Use tcg_gen_movcond_i64 in gen_edge
The setcond + neg + or sequence is a complex method of
performing a conditional move.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-08-24 11:22:42 -07:00
Peter Maydell
0b58dc4561 trivial-patches 25-07-2023
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Merge tag 'pull-trivial-patches' of https://gitlab.com/mjt0k/qemu into staging

trivial-patches 25-07-2023

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# gpg: Signature made Tue 25 Jul 2023 15:23:52 BST
# gpg:                using RSA key 7B73BAD68BE7A2C289314B22701B4F6B1A693E59
# gpg:                issuer "mjt@tls.msk.ru"
# gpg: Good signature from "Michael Tokarev <mjt@tls.msk.ru>" [full]
# gpg:                 aka "Michael Tokarev <mjt@corpit.ru>" [full]
# gpg:                 aka "Michael Tokarev <mjt@debian.org>" [full]
# Primary key fingerprint: 6EE1 95D1 886E 8FFB 810D  4324 457C E0A0 8044 65C5
#      Subkey fingerprint: 7B73 BAD6 8BE7 A2C2 8931  4B22 701B 4F6B 1A69 3E59

* tag 'pull-trivial-patches' of https://gitlab.com/mjt0k/qemu:
  qapi: Correct "eg." to "e.g." in documentation
  hw/pci: add comment to explain checking for available function 0 in pci hotplug
  target/tricore: Rename tricore_feature
  hw/9pfs: spelling fixes
  other architectures: spelling fixes
  arm: spelling fixes
  s390x: spelling fixes
  migration: spelling fixes

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-07-25 16:30:52 +01:00
Michael Tokarev
8b81968c1c other architectures: spelling fixes
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
2023-07-25 17:14:07 +03:00
Peter Maydell
ca4d5d862d target/sparc: Handle FPRS correctly on big-endian hosts
In CPUSparcState we define the fprs field as uint64_t.  However we
then refer to it in translate.c via a TCGv_i32 which we set up with
tcg_global_mem_new_ptr().  This means that on a big-endian host when
the guest does something to writo te the FPRS register this value
ends up in the wrong half of the uint64_t, and the QEMU C code that
refers to env->fprs sees the wrong value.  The effect of this is that
guest code that enables the FPU crashes with spurious FPU Disabled
exceptions.  In particular, this is why
 tests/avocado/machine_sparc64_sun4u.py:Sun4uMachine.test_sparc64_sun4u
times out on an s390 host.

There are multiple ways we could fix this; since there are actually
only three bits in the FPRS register and the code in translate.c
would be a bit painful to convert to dealing with a TCGv_i64, change
the type of the CPU state struct field to match what translate.c is
expecting.

(None of the other fields referenced by the r32[] array in
sparc_tcg_init() have the wrong type.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20230717103544.637453-1-peter.maydell@linaro.org>
2023-07-25 14:42:00 +02:00
Richard Henderson
bef6f008b9 accel/tcg: Return bool from page_check_range
Replace the 0/-1 result with true/false.
Invert the sense of the test of all callers.
Document the function.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230707204054.8792-25-richard.henderson@linaro.org>
2023-07-15 08:02:32 +01:00