Merge tag 'pull-testing-for-7.2-011122-3' of https://github.com/stsquad/qemu into staging

testing and plugin updates for 7.2:

  - cleanup win32/64 docker files
  - update test-mingw test
  - add flex/bison to debian-all-test
  - handle --enable-static/--disable-pie in config
  - extend timeouts on x86_64 avocado tests
  - add flex/bison to debian-hexagon-cross
  - use regular semihosting for nios2 check-tcg
  - fix obscure linker error to nios2 softmmu tests
  - various windows portability fixes for tests
  - clean-up of MAINTAINERS
  - use -machine none when appropriate in avocado
  - make raspi2_initrd test detect shutdown
  - disable sh4 rd2 tests on gitlab
  - re-enable threadcount/linux-test for sh4
  - clean-up s390x handling of "ex" instruction
  - better handle new CPUs in execlog plugin
  - pass CONFIG_DEBUG_TCG to plugin builds
  - try and avoid races in test-io-channel-command
  - speed up ssh key checking for tests/vm

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* tag 'pull-testing-for-7.2-011122-3' of https://github.com/stsquad/qemu: (31 commits)
  tests/vm: use -o IdentitiesOnly=yes for ssh
  tests/unit: cleanups for test-io-channel-command
  contrib/plugins: protect execlog's last_exec expansion
  contrib/plugins: enable debug on CONFIG_DEBUG_TCG
  tests/tcg: include CONFIG_PLUGIN in config-host.mak
  target/s390x: fake instruction loading when handling 'ex'
  target/s390x: don't probe next pc for EXecuted insns
  target/s390x: don't use ld_code2 to probe next pc
  tests/tcg: re-enable threadcount for sh4
  tests/tcg: re-enable linux-test for sh4
  tests/avocado: disable sh4 rd2 tests on Gitlab
  tests/avocado: raspi2_initrd: Wait for guest shutdown message before stopping
  tests/avocado: set -machine none for userfwd and vnc tests
  MAINTAINERS: fix-up for check-tcg Makefile changes
  MAINTAINERS: add features_to_c.sh to gdbstub files
  MAINTAINERS: add entries for the key build bits
  hw/usb: dev-mtp: Use g_mkdir()
  block/vvfat: Unify the mkdir() call
  tcg: Avoid using hardcoded /tmp
  semihosting/arm-compat-semi: Avoid using hardcoded /tmp
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 10 insertions, 4 deletions

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 5798928473..03efccdf9f 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -6317,12 +6317,18 @@ static const DisasInsn *extract_insn(CPUS390XState *env, DisasContext *s)
     if (unlikely(s->ex_value)) {
         /* Drop the EX data now, so that it's clear on exception paths.  */
         TCGv_i64 zero = tcg_const_i64(0);
+        int i;
         tcg_gen_st_i64(zero, cpu_env, offsetof(CPUS390XState, ex_value));
         tcg_temp_free_i64(zero);
 
         /* Extract the values saved by EXECUTE.  */
         insn = s->ex_value & 0xffffffffffff0000ull;
         ilen = s->ex_value & 0xf;
+        /* register insn bytes with translator so plugins work */
+        for (i = 0; i < ilen; i++) {
+            uint8_t byte = extract64(insn, 56 - (i * 8), 8);
+            translator_fake_ldb(byte, pc + i);
+        }
         op = insn >> 56;
     } else {
         insn = ld_code2(env, s, pc);
@@ -6612,7 +6618,7 @@ static void s390x_tr_insn_start(DisasContextBase *dcbase, CPUState *cs)
 static target_ulong get_next_pc(CPUS390XState *env, DisasContext *s,
                                 uint64_t pc)
 {
-    uint64_t insn = ld_code2(env, s, pc);
+    uint64_t insn = cpu_lduw_code(env, pc);
 
     return pc + get_ilen((insn >> 8) & 0xff);
 }
@@ -6624,9 +6630,9 @@ static void s390x_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
 
     dc->base.is_jmp = translate_one(env, dc);
     if (dc->base.is_jmp == DISAS_NEXT) {
-        if (!is_same_page(dcbase, dc->base.pc_next) ||
-            !is_same_page(dcbase, get_next_pc(env, dc, dc->base.pc_next)) ||
-            dc->ex_value) {
+        if (dc->ex_value ||
+            !is_same_page(dcbase, dc->base.pc_next) ||
+            !is_same_page(dcbase, get_next_pc(env, dc, dc->base.pc_next))) {
             dc->base.is_jmp = DISAS_TOO_MANY;
         }
     }