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* fix VM build jobs on CirrusCI

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* fix MMX instructions clobbering x87 state before raising #NM
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* fix VM build jobs on CirrusCI
* fix MMX instructions clobbering x87 state before raising #NM

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# gpg: Signature made Fri 04 Aug 2023 05:01:48 AM PDT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  ci: install meson in CirrusCI KVM build environment
  target/i386: Check CR0.TS before enter_mmx

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-08-04 14:47:00 -07:00
commit 6db03ccc7f
2 changed files with 7 additions and 5 deletions
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2
.gitlab-ci.d/cirrus/kvm-build.yml
View File

@ -15,7 +15,7 @@ env:
folder: $HOME/.cache/qemu-vm
install_script:
- dnf update -y
- dnf install -y git make openssh-clients qemu-img qemu-system-x86 wget
- dnf install -y git make openssh-clients qemu-img qemu-system-x86 wget meson
clone_script:
- git clone --depth 100 "$CI_REPOSITORY_URL" .
- git fetch origin "$CI_COMMIT_REF_NAME"

10
target/i386/tcg/decode-new.c.inc
View File

@ -1803,16 +1803,18 @@ static void disas_insn_new(DisasContext *s, CPUState *cpu, int b)
}
break;
case X86_SPECIAL_MMX:
if (!(s->prefix & (PREFIX_REPZ | PREFIX_REPNZ | PREFIX_DATA))) {
gen_helper_enter_mmx(cpu_env);
}
default:
break;
}
if (!validate_vex(s, &decode)) {
return;
}
if (decode.e.special == X86_SPECIAL_MMX &&
!(s->prefix & (PREFIX_REPZ | PREFIX_REPNZ | PREFIX_DATA))) {
gen_helper_enter_mmx(cpu_env);
}
if (decode.op[0].has_ea || decode.op[1].has_ea || decode.op[2].has_ea) {
gen_load_ea(s, &decode.mem, decode.e.vex_class == 12);
}