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target-arm queue:

Browse source 
* Implement emulation of SME2p1 and SVE2p1
  * Correctly enforce alignment checks for v8M loads and
    stores done via helper functions
  * Mark the "highbank" and the "midway" machine as deprecated
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Merge tag 'pull-target-arm-20250704' of https://gitlab.com/pm215/qemu into staging

target-arm queue:
 * Implement emulation of SME2p1 and SVE2p1
 * Correctly enforce alignment checks for v8M loads and
   stores done via helper functions
 * Mark the "highbank" and the "midway" machine as deprecated

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# gpg: Signature made Fri 04 Jul 2025 12:23:47 EDT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [unknown]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* tag 'pull-target-arm-20250704' of https://gitlab.com/pm215/qemu: (119 commits)
  linux-user/aarch64: Set hwcap bits for SME2p1/SVE2p1
  target/arm: Enable FEAT_SME2p1 on -cpu max
  target/arm: Implement SME2 BFMOPA (non-widening)
  target/arm: Implement FMOPA (non-widening) for fp16
  target/arm: Support FPCR.AH in SME FMOPS, BFMOPS
  target/arm: Rename BFMOPA to BFMOPA_w
  target/arm: Rename FMOPA_h to FMOPA_w_h
  target/arm: Implement LUTI2, LUTI4 for SME2/SME2p1
  target/arm: Implement MOVAZ for SME2p1
  target/arm: Implement LD1Q, ST1Q for SVE2p1
  target/arm: Implement {LD, ST}[234]Q for SME2p1/SVE2p1
  target/arm: Move ld1qq and st1qq primitives to sve_ldst_internal.h
  target/arm: Implement {LD1, ST1}{W, D} (128-bit element) for SVE2p1
  target/arm: Split the ST_zpri and ST_zprr patterns
  target/arm: Implement SME2 counted predicate register load/store
  target/arm: Implement TBLQ, TBXQ for SME2p1/SVE2p1
  target/arm: Implement ZIPQ, UZPQ for SME2p1/SVE2p1
  target/arm: Implement PMOV for SME2p1/SVE2p1
  target/arm: Implement EXTQ for SME2p1/SVE2p1
  target/arm: Implement DUPQ for SME2p1/SVE2p1
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2025-07-07 09:22:41 -04:00
commit df6fe2abf2
36 changed files with 7605 additions and 779 deletions
Download patch file Download diff file Expand all files Collapse all files

4
linux-user/aarch64/signal.c
View file

@ -248,7 +248,7 @@ static void target_setup_za_record(struct target_za_context *za,
for (i = 0; i < vl; ++i) {
uint64_t *z = (void *)za + TARGET_ZA_SIG_ZAV_OFFSET(vq, i);
for (j = 0; j < vq * 2; ++j) {
__put_user_e(env->zarray[i].d[j], z + j, le);
__put_user_e(env->za_state.za[i].d[j], z + j, le);
}
}
}
@ -397,7 +397,7 @@ static bool target_restore_za_record(CPUARMState *env,
for (i = 0; i < vl; ++i) {
uint64_t *z = (void *)za + TARGET_ZA_SIG_ZAV_OFFSET(vq, i);
for (j = 0; j < vq * 2; ++j) {
__get_user_e(env->zarray[i].d[j], z + j, le);
__get_user_e(env->za_state.za[i].d[j], z + j, le);
}
}
return true;

8
linux-user/elfload.c
View file

@ -915,6 +915,14 @@ uint64_t get_elf_hwcap2(void)
GET_FEATURE_ID(aa64_sme_fa64, ARM_HWCAP2_A64_SME_FA64);
GET_FEATURE_ID(aa64_hbc, ARM_HWCAP2_A64_HBC);
GET_FEATURE_ID(aa64_mops, ARM_HWCAP2_A64_MOPS);
GET_FEATURE_ID(aa64_sve2p1, ARM_HWCAP2_A64_SVE2P1);
GET_FEATURE_ID(aa64_sme2, (ARM_HWCAP2_A64_SME2 |
ARM_HWCAP2_A64_SME_I16I32 |
ARM_HWCAP2_A64_SME_BI32I32));
GET_FEATURE_ID(aa64_sme2p1, ARM_HWCAP2_A64_SME2P1);
GET_FEATURE_ID(aa64_sme_b16b16, ARM_HWCAP2_A64_SME_B16B16);
GET_FEATURE_ID(aa64_sme_f16f16, ARM_HWCAP2_A64_SME_F16F16);
GET_FEATURE_ID(aa64_sve_b16b16, ARM_HWCAP2_A64_SVE_B16B16);
return hwcaps;
}