Merge tag 'pull-riscv-to-apply-20220610' of github.com:alistair23/qemu into staging

Fourth RISC-V PR for QEMU 7.1

* Update MAINTAINERS
* Add support for Zmmul extension
* Fixup FDT errors when supplying device tree from the command line for virt machine
* Avoid overflowing the addr_config buffer in the SiFive PLIC
* Support -device loader addresses above 2GB
* Correctly wake from WFI on VS-level external interrupts
* Fixes for RV128 support
* Support Vector extension tail agnostic setting elements' bits to all 1s
* Don't expose the CPU properties on named CPUs
* Fix vector extension assert for RV32

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# gpg:                using RSA key F6C4AC46D4934868D3B8CE8F21E10D29DF977054
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* tag 'pull-riscv-to-apply-20220610' of github.com:alistair23/qemu: (25 commits)
  target/riscv: trans_rvv: Avoid assert for RV32 and e64
  target/riscv: Don't expose the CPU properties on names CPUs
  target/riscv: rvv: Add option 'rvv_ta_all_1s' to enable optional tail agnostic behavior
  target/riscv: rvv: Add tail agnostic for vector permutation instructions
  target/riscv: rvv: Add tail agnostic for vector mask instructions
  target/riscv: rvv: Add tail agnostic for vector reduction instructions
  target/riscv: rvv: Add tail agnostic for vector floating-point instructions
  target/riscv: rvv: Add tail agnostic for vector fix-point arithmetic instructions
  target/riscv: rvv: Add tail agnostic for vector integer merge and move instructions
  target/riscv: rvv: Add tail agnostic for vector integer comparison instructions
  target/riscv: rvv: Add tail agnostic for vector integer shift instructions
  target/riscv: rvv: Add tail agnostic for vx, vvm, vxm instructions
  target/riscv: rvv: Add tail agnostic for vector load / store instructions
  target/riscv: rvv: Add tail agnostic for vv instructions
  target/riscv: rvv: Early exit when vstart >= vl
  target/riscv: rvv: Rename ambiguous esz
  target/riscv: rvv: Prune redundant access_type parameter passed
  target/riscv: rvv: Prune redundant ESZ, DSZ parameter passed
  target/riscv/debug.c: keep experimental rv128 support working
  target/riscv: Wake on VS-level external interrupts
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 28 insertions, 27 deletions

diff --git a/include/hw/loader.h b/include/hw/loader.h
index 5572108..70248e0 100644
--- a/include/hw/loader.h
+++ b/include/hw/loader.h
@@ -40,8 +40,8 @@ ssize_t load_image_size(const char *filename, void *addr, size_t size);
  *
  * Returns the size of the loaded image on success, -1 otherwise.
  */
-int load_image_targphys_as(const char *filename,
-                           hwaddr addr, uint64_t max_sz, AddressSpace *as);
+ssize_t load_image_targphys_as(const char *filename,
+                               hwaddr addr, uint64_t max_sz, AddressSpace *as);
 
 /**load_targphys_hex_as:
  * @filename: Path to the .hex file
@@ -53,14 +53,15 @@ int load_image_targphys_as(const char *filename,
  *
  * Returns the size of the loaded .hex file on success, -1 otherwise.
  */
-int load_targphys_hex_as(const char *filename, hwaddr *entry, AddressSpace *as);
+ssize_t load_targphys_hex_as(const char *filename, hwaddr *entry,
+                             AddressSpace *as);
 
 /** load_image_targphys:
  * Same as load_image_targphys_as(), but doesn't allow the caller to specify
  * an AddressSpace.
  */
-int load_image_targphys(const char *filename, hwaddr,
-                        uint64_t max_sz);
+ssize_t load_image_targphys(const char *filename, hwaddr,
+                            uint64_t max_sz);
 
 /**
  * load_image_mr: load an image into a memory region
@@ -73,7 +74,7 @@ int load_image_targphys(const char *filename, hwaddr,
  * If the file is larger than the memory region's size the call will fail.
  * Returns -1 on failure, or the size of the file.
  */
-int load_image_mr(const char *filename, MemoryRegion *mr);
+ssize_t load_image_mr(const char *filename, MemoryRegion *mr);
 
 /* This is the limit on the maximum uncompressed image size that
  * load_image_gzipped_buffer() and load_image_gzipped() will read. It prevents
@@ -81,9 +82,9 @@ int load_image_mr(const char *filename, MemoryRegion *mr);
  */
 #define LOAD_IMAGE_MAX_GUNZIP_BYTES (256 << 20)
 
-int load_image_gzipped_buffer(const char *filename, uint64_t max_sz,
-                              uint8_t **buffer);
-int load_image_gzipped(const char *filename, hwaddr addr, uint64_t max_sz);
+ssize_t load_image_gzipped_buffer(const char *filename, uint64_t max_sz,
+                                  uint8_t **buffer);
+ssize_t load_image_gzipped(const char *filename, hwaddr addr, uint64_t max_sz);
 
 #define ELF_LOAD_FAILED       -1
 #define ELF_LOAD_NOT_ELF      -2
@@ -183,8 +184,8 @@ ssize_t load_elf(const char *filename,
  */
 void load_elf_hdr(const char *filename, void *hdr, bool *is64, Error **errp);
 
-int load_aout(const char *filename, hwaddr addr, int max_sz,
-              int bswap_needed, hwaddr target_page_size);
+ssize_t load_aout(const char *filename, hwaddr addr, int max_sz,
+                  int bswap_needed, hwaddr target_page_size);
 
 #define LOAD_UIMAGE_LOADADDR_INVALID (-1)
 
@@ -205,19 +206,19 @@ int load_aout(const char *filename, hwaddr addr, int max_sz,
  *
  * Returns the size of the loaded image on success, -1 otherwise.
  */
-int load_uimage_as(const char *filename, hwaddr *ep,
-                   hwaddr *loadaddr, int *is_linux,
-                   uint64_t (*translate_fn)(void *, uint64_t),
-                   void *translate_opaque, AddressSpace *as);
+ssize_t load_uimage_as(const char *filename, hwaddr *ep,
+                       hwaddr *loadaddr, int *is_linux,
+                       uint64_t (*translate_fn)(void *, uint64_t),
+                       void *translate_opaque, AddressSpace *as);
 
 /** load_uimage:
  * Same as load_uimage_as(), but doesn't allow the caller to specify an
  * AddressSpace.
  */
-int load_uimage(const char *filename, hwaddr *ep,
-                hwaddr *loadaddr, int *is_linux,
-                uint64_t (*translate_fn)(void *, uint64_t),
-                void *translate_opaque);
+ssize_t load_uimage(const char *filename, hwaddr *ep,
+                    hwaddr *loadaddr, int *is_linux,
+                    uint64_t (*translate_fn)(void *, uint64_t),
+                    void *translate_opaque);
 
 /**
  * load_ramdisk_as:
@@ -232,15 +233,15 @@ int load_uimage(const char *filename, hwaddr *ep,
  *
  * Returns the size of the loaded image on success, -1 otherwise.
  */
-int load_ramdisk_as(const char *filename, hwaddr addr, uint64_t max_sz,
-                    AddressSpace *as);
+ssize_t load_ramdisk_as(const char *filename, hwaddr addr, uint64_t max_sz,
+                        AddressSpace *as);
 
 /**
  * load_ramdisk:
  * Same as load_ramdisk_as(), but doesn't allow the caller to specify
  * an AddressSpace.
  */
-int load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz);
+ssize_t load_ramdisk(const char *filename, hwaddr addr, uint64_t max_sz);
 
 ssize_t gunzip(void *dst, size_t dstlen, uint8_t *src, size_t srclen);
 
@@ -253,9 +254,9 @@ void pstrcpy_targphys(const char *name,
 extern bool option_rom_has_mr;
 extern bool rom_file_has_mr;
 
-int rom_add_file(const char *file, const char *fw_dir,
-                 hwaddr addr, int32_t bootindex,
-                 bool option_rom, MemoryRegion *mr, AddressSpace *as);
+ssize_t rom_add_file(const char *file, const char *fw_dir,
+                     hwaddr addr, int32_t bootindex,
+                     bool option_rom, MemoryRegion *mr, AddressSpace *as);
 MemoryRegion *rom_add_blob(const char *name, const void *blob, size_t len,
                            size_t max_len, hwaddr addr,
                            const char *fw_file_name,
@@ -336,8 +337,8 @@ void hmp_info_roms(Monitor *mon, const QDict *qdict);
 #define rom_add_blob_fixed_as(_f, _b, _l, _a, _as)      \
     rom_add_blob(_f, _b, _l, _l, _a, NULL, NULL, NULL, _as, true)
 
-int rom_add_vga(const char *file);
-int rom_add_option(const char *file, int32_t bootindex);
+ssize_t rom_add_vga(const char *file);
+ssize_t rom_add_option(const char *file, int32_t bootindex);
 
 /* This is the usual maximum in uboot, so if a uImage overflows this, it would
  * overflow on real hardware too. */