Merge tag 'pull-request-2023-01-31' of https://gitlab.com/thuth/qemu into staging

* qtest improvements
* Remove the deprecated OTP config of sifive_u
* Add libfdt to some of our CI jobs that were still missing it
* Use __builtin_bswap() everywhere (all compiler versions support it now)
* Deprecate the HAXM accelerator
* Document PCI devices handling on s390x
* Make Audiodev introspectable
* Improve the runtime of some CI jobs

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# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2023-01-31' of https://gitlab.com/thuth/qemu: (27 commits)
  gitlab-ci.d/buildtest: Merge the --without-default-* jobs
  tests/qtest/display-vga-test: Add proper checks if a device is available
  gitlab-ci.d/buildtest: Remove ppc-softmmu from the clang-system job
  qapi, audio: Make introspection reflect build configuration more closely
  qapi, audio: add query-audiodev command
  docs/s390x/pcidevices: document pci devices on s390x
  tests/qtest/boot-serial-test: Constify tests[] array
  tests/qtest/vnc-display-test: Disable on Darwin
  tests/qtest/vnc-display-test: Use the 'none' machine
  tests/qtest/vnc-display-test: Suppress build warnings on Windows
  tests/tcg: Do not build/run TCG tests if TCG is disabled
  docs/about/deprecated: Mark HAXM in QEMU as deprecated
  MAINTAINERS: Abort HAXM maintenance
  qemu/bswap: Use compiler __builtin_bswap() on NetBSD
  qemu/bswap: Use compiler __builtin_bswap() on FreeBSD
  qemu/bswap: Use compiler __builtin_bswap() on Haiku
  qemu/bswap: Remove <byteswap.h> dependency
  qemu/bswap: Replace bswapXXs() by compiler __builtin_bswap()
  qemu/bswap: Replace bswapXX() by compiler __builtin_bswap()
  tests/docker/dockerfiles: Add libfdt to the i386 and to the riscv64 container
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 15 insertions, 68 deletions

diff --git a/include/qemu/bswap.h b/include/qemu/bswap.h
index 346d05f2aa..3cbe52246b 100644
--- a/include/qemu/bswap.h
+++ b/include/qemu/bswap.h
@@ -1,97 +1,44 @@
 #ifndef BSWAP_H
 #define BSWAP_H
 
-#ifdef CONFIG_MACHINE_BSWAP_H
-# include <sys/endian.h>
-# include <machine/bswap.h>
-#elif defined(__FreeBSD__)
-# include <sys/endian.h>
-#elif defined(__HAIKU__)
-# include <endian.h>
-#elif defined(CONFIG_BYTESWAP_H)
-# include <byteswap.h>
-#define BSWAP_FROM_BYTESWAP
-# else
-#define BSWAP_FROM_FALLBACKS
-#endif /* ! CONFIG_MACHINE_BSWAP_H */
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#ifdef BSWAP_FROM_BYTESWAP
-static inline uint16_t bswap16(uint16_t x)
-{
-    return bswap_16(x);
-}
-
-static inline uint32_t bswap32(uint32_t x)
-{
-    return bswap_32(x);
-}
-
-static inline uint64_t bswap64(uint64_t x)
-{
-    return bswap_64(x);
-}
-#endif
-
-#ifdef BSWAP_FROM_FALLBACKS
-static inline uint16_t bswap16(uint16_t x)
-{
-    return (((x & 0x00ff) << 8) |
-            ((x & 0xff00) >> 8));
-}
-
-static inline uint32_t bswap32(uint32_t x)
-{
-    return (((x & 0x000000ffU) << 24) |
-            ((x & 0x0000ff00U) <<  8) |
-            ((x & 0x00ff0000U) >>  8) |
-            ((x & 0xff000000U) >> 24));
-}
-
-static inline uint64_t bswap64(uint64_t x)
-{
-    return (((x & 0x00000000000000ffULL) << 56) |
-            ((x & 0x000000000000ff00ULL) << 40) |
-            ((x & 0x0000000000ff0000ULL) << 24) |
-            ((x & 0x00000000ff000000ULL) <<  8) |
-            ((x & 0x000000ff00000000ULL) >>  8) |
-            ((x & 0x0000ff0000000000ULL) >> 24) |
-            ((x & 0x00ff000000000000ULL) >> 40) |
-            ((x & 0xff00000000000000ULL) >> 56));
-}
-#endif
-
-#undef BSWAP_FROM_BYTESWAP
-#undef BSWAP_FROM_FALLBACKS
+#undef  bswap16
+#define bswap16(_x) __builtin_bswap16(_x)
+#undef  bswap32
+#define bswap32(_x) __builtin_bswap32(_x)
+#undef  bswap64
+#define bswap64(_x) __builtin_bswap64(_x)
 
 static inline void bswap16s(uint16_t *s)
 {
-    *s = bswap16(*s);
+    *s = __builtin_bswap16(*s);
 }
 
 static inline void bswap32s(uint32_t *s)
 {
-    *s = bswap32(*s);
+    *s = __builtin_bswap32(*s);
 }
 
 static inline void bswap64s(uint64_t *s)
 {
-    *s = bswap64(*s);
+    *s = __builtin_bswap64(*s);
 }
 
 #if HOST_BIG_ENDIAN
 #define be_bswap(v, size) (v)
-#define le_bswap(v, size) glue(bswap, size)(v)
+#define le_bswap(v, size) glue(__builtin_bswap, size)(v)
 #define be_bswaps(v, size)
-#define le_bswaps(p, size) do { *p = glue(bswap, size)(*p); } while(0)
+#define le_bswaps(p, size) \
+            do { *p = glue(__builtin_bswap, size)(*p); } while (0)
 #else
 #define le_bswap(v, size) (v)
-#define be_bswap(v, size) glue(bswap, size)(v)
+#define be_bswap(v, size) glue(__builtin_bswap, size)(v)
 #define le_bswaps(v, size)
-#define be_bswaps(p, size) do { *p = glue(bswap, size)(*p); } while(0)
+#define be_bswaps(p, size) \
+            do { *p = glue(__builtin_bswap, size)(*p); } while (0)
 #endif
 
 /**