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https://github.com/Motorhead1991/qemu.git
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pull-loongarch_20250610
-----BEGIN PGP SIGNATURE----- iLMEAAEKAB0WIQS4/x2g0v3LLaCcbCxAov/yOSY+3wUCaEfZDQAKCRBAov/yOSY+ 3z/XA/4vGGLAiCX6EN+t4E9sh7BWrt8fgbxBFSZapXVLGaeHDV3Y4IUHlLGy9RZT 3OtfE+5qvXPt1iz5l4IygmJh6wk7kN05Qw7XkV18hO5TqmYINdbmeuwvK0vmH6x+ nTxSRke0CMmwYKg3bYDFVS1CRgfPX1zfRb1VKB1PnkKaZcHPNQ== =jC/2 -----END PGP SIGNATURE----- Merge tag 'pull-loongarch-20250610' of https://github.com/gaosong715/qemu into staging pull-loongarch_20250610 # -----BEGIN PGP SIGNATURE----- # # iLMEAAEKAB0WIQS4/x2g0v3LLaCcbCxAov/yOSY+3wUCaEfZDQAKCRBAov/yOSY+ # 3z/XA/4vGGLAiCX6EN+t4E9sh7BWrt8fgbxBFSZapXVLGaeHDV3Y4IUHlLGy9RZT # 3OtfE+5qvXPt1iz5l4IygmJh6wk7kN05Qw7XkV18hO5TqmYINdbmeuwvK0vmH6x+ # nTxSRke0CMmwYKg3bYDFVS1CRgfPX1zfRb1VKB1PnkKaZcHPNQ== # =jC/2 # -----END PGP SIGNATURE----- # gpg: Signature made Tue 10 Jun 2025 03:04:45 EDT # gpg: using RSA key B8FF1DA0D2FDCB2DA09C6C2C40A2FFF239263EDF # gpg: Good signature from "Song Gao <m17746591750@163.com>" [unknown] # 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: B8FF 1DA0 D2FD CB2D A09C 6C2C 40A2 FFF2 3926 3EDF * tag 'pull-loongarch-20250610' of https://github.com/gaosong715/qemu: hw/loongarch/virt: Remove global variables about memmap tables hw/loongarch/virt: Remove global variables about initrd target/loongarch: add check for fcond hw/loongarch/virt: inform guest of kvm hw/intc/loongarch_extioi: Fix typo issue about register EXTIOI_COREISR_END hw/intc/loongarch_pch: Convert to little endian with ID register hw/loongarch/virt: Fix big endian support with MCFG table Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
commit
8887c7d114
9 changed files with 87 additions and 48 deletions
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@ -82,7 +82,7 @@ static uint64_t pch_pic_read(void *opaque, hwaddr addr, uint64_t field_mask)
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addr -= offset;
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switch (addr) {
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case PCH_PIC_INT_ID:
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val = s->id.data;
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val = cpu_to_le64(s->id.data);
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break;
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case PCH_PIC_INT_MASK:
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val = s->int_mask;
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@ -35,12 +35,6 @@ struct loongarch_linux_hdr {
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uint32_t pe_header_offset;
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} QEMU_PACKED;
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struct memmap_entry *memmap_table;
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unsigned memmap_entries;
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ram_addr_t initrd_offset;
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uint64_t initrd_size;
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static const unsigned int slave_boot_code[] = {
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/* Configure reset ebase. */
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0x0400302c, /* csrwr $t0, LOONGARCH_CSR_EENTRY */
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@ -94,12 +88,16 @@ static inline void *guidcpy(void *dst, const void *src)
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return memcpy(dst, src, sizeof(efi_guid_t));
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}
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static void init_efi_boot_memmap(struct efi_system_table *systab,
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static void init_efi_boot_memmap(MachineState *ms,
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struct efi_system_table *systab,
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void *p, void *start)
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{
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unsigned i;
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struct efi_boot_memmap *boot_memmap = p;
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efi_guid_t tbl_guid = LINUX_EFI_BOOT_MEMMAP_GUID;
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LoongArchVirtMachineState *lvms = LOONGARCH_VIRT_MACHINE(ms);
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struct memmap_entry *memmap_table;
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unsigned int memmap_entries;
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/* efi_configuration_table 1 */
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guidcpy(&systab->tables[0].guid, &tbl_guid);
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@ -111,6 +109,8 @@ static void init_efi_boot_memmap(struct efi_system_table *systab,
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boot_memmap->map_size = 0;
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efi_memory_desc_t *map = p + sizeof(struct efi_boot_memmap);
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memmap_table = lvms->memmap_table;
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memmap_entries = lvms->memmap_entries;
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for (i = 0; i < memmap_entries; i++) {
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map = (void *)boot_memmap + sizeof(*map);
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map[i].type = memmap_table[i].type;
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@ -121,7 +121,8 @@ static void init_efi_boot_memmap(struct efi_system_table *systab,
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}
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}
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static void init_efi_initrd_table(struct efi_system_table *systab,
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static void init_efi_initrd_table(struct loongarch_boot_info *info,
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struct efi_system_table *systab,
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void *p, void *start)
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{
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efi_guid_t tbl_guid = LINUX_EFI_INITRD_MEDIA_GUID;
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@ -132,8 +133,8 @@ static void init_efi_initrd_table(struct efi_system_table *systab,
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systab->tables[1].table = (struct efi_configuration_table *)(p - start);
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systab->nr_tables = 2;
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initrd_table->base = initrd_offset;
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initrd_table->size = initrd_size;
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initrd_table->base = info->initrd_addr;
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initrd_table->size = info->initrd_size;
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}
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static void init_efi_fdt_table(struct efi_system_table *systab)
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@ -146,10 +147,12 @@ static void init_efi_fdt_table(struct efi_system_table *systab)
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systab->nr_tables = 3;
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}
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static void init_systab(struct loongarch_boot_info *info, void *p, void *start)
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static void init_systab(MachineState *ms,
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struct loongarch_boot_info *info, void *p, void *start)
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{
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void *bp_tables_start;
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struct efi_system_table *systab = p;
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LoongArchVirtMachineState *lvms = LOONGARCH_VIRT_MACHINE(ms);
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info->a2 = p - start;
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@ -166,10 +169,10 @@ static void init_systab(struct loongarch_boot_info *info, void *p, void *start)
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systab->tables = p;
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bp_tables_start = p;
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init_efi_boot_memmap(systab, p, start);
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init_efi_boot_memmap(ms, systab, p, start);
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p += ROUND_UP(sizeof(struct efi_boot_memmap) +
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sizeof(efi_memory_desc_t) * memmap_entries, 64 * KiB);
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init_efi_initrd_table(systab, p, start);
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sizeof(efi_memory_desc_t) * lvms->memmap_entries, 64 * KiB);
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init_efi_initrd_table(info, systab, p, start);
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p += ROUND_UP(sizeof(struct efi_initrd), 64 * KiB);
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init_efi_fdt_table(systab);
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@ -276,8 +279,8 @@ static ram_addr_t alloc_initrd_memory(struct loongarch_boot_info *info,
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static int64_t load_kernel_info(struct loongarch_boot_info *info)
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{
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uint64_t kernel_entry, kernel_low, kernel_high;
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ssize_t kernel_size;
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uint64_t kernel_entry, kernel_low, kernel_high, initrd_offset = 0;
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ssize_t kernel_size, initrd_size;
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kernel_size = load_elf(info->kernel_filename, NULL,
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cpu_loongarch_virt_to_phys, NULL,
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@ -313,8 +316,9 @@ static int64_t load_kernel_info(struct loongarch_boot_info *info)
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info->initrd_filename);
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exit(1);
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}
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} else {
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initrd_size = 0;
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info->initrd_addr = initrd_offset;
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info->initrd_size = initrd_size;
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}
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return kernel_entry;
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@ -369,17 +373,19 @@ static void loongarch_firmware_boot(LoongArchVirtMachineState *lvms,
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fw_cfg_add_kernel_info(info, lvms->fw_cfg);
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}
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static void init_boot_rom(struct loongarch_boot_info *info, void *p)
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static void init_boot_rom(MachineState *ms,
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struct loongarch_boot_info *info, void *p)
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{
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void *start = p;
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init_cmdline(info, p, start);
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p += COMMAND_LINE_SIZE;
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init_systab(info, p, start);
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init_systab(ms, info, p, start);
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}
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static void loongarch_direct_kernel_boot(struct loongarch_boot_info *info)
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static void loongarch_direct_kernel_boot(MachineState *ms,
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struct loongarch_boot_info *info)
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{
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void *p, *bp;
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int64_t kernel_addr = VIRT_FLASH0_BASE;
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@ -397,7 +403,7 @@ static void loongarch_direct_kernel_boot(struct loongarch_boot_info *info)
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/* Load cmdline and system tables at [0 - 1 MiB] */
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p = g_malloc0(1 * MiB);
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bp = p;
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init_boot_rom(info, p);
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init_boot_rom(ms, info, p);
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rom_add_blob_fixed_as("boot_info", bp, 1 * MiB, 0, &address_space_memory);
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/* Load slave boot code at pflash0 . */
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@ -437,6 +443,6 @@ void loongarch_load_kernel(MachineState *ms, struct loongarch_boot_info *info)
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if (lvms->bios_loaded) {
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loongarch_firmware_boot(lvms, info);
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} else {
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loongarch_direct_kernel_boot(info);
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loongarch_direct_kernel_boot(ms, info);
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}
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}
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@ -575,8 +575,8 @@ static void acpi_build(AcpiBuildTables *tables, MachineState *machine)
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acpi_add_table(table_offsets, tables_blob);
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{
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AcpiMcfgInfo mcfg = {
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.base = cpu_to_le64(VIRT_PCI_CFG_BASE),
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.size = cpu_to_le64(VIRT_PCI_CFG_SIZE),
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.base = VIRT_PCI_CFG_BASE,
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.size = VIRT_PCI_CFG_SIZE,
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};
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build_mcfg(tables_blob, tables->linker, &mcfg, lvms->oem_id,
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lvms->oem_table_id);
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@ -136,6 +136,10 @@ static void virt_build_smbios(LoongArchVirtMachineState *lvms)
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return;
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}
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if (kvm_enabled()) {
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product = "KVM Virtual Machine";
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}
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smbios_set_defaults("QEMU", product, mc->name);
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smbios_get_tables(ms, SMBIOS_ENTRY_POINT_TYPE_64,
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@ -168,8 +172,15 @@ static void virt_powerdown_req(Notifier *notifier, void *opaque)
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acpi_send_event(s->acpi_ged, ACPI_POWER_DOWN_STATUS);
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}
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static void memmap_add_entry(uint64_t address, uint64_t length, uint32_t type)
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static void memmap_add_entry(MachineState *ms, uint64_t address,
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uint64_t length, uint32_t type)
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{
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LoongArchVirtMachineState *lvms = LOONGARCH_VIRT_MACHINE(ms);
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struct memmap_entry *memmap_table;
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unsigned int memmap_entries;
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memmap_table = lvms->memmap_table;
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memmap_entries = lvms->memmap_entries;
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/* Ensure there are no duplicate entries. */
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for (unsigned i = 0; i < memmap_entries; i++) {
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assert(memmap_table[i].address != address);
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@ -182,6 +193,8 @@ static void memmap_add_entry(uint64_t address, uint64_t length, uint32_t type)
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memmap_table[memmap_entries].type = cpu_to_le32(type);
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memmap_table[memmap_entries].reserved = 0;
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memmap_entries++;
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lvms->memmap_table = memmap_table;
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lvms->memmap_entries = memmap_entries;
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}
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static DeviceState *create_acpi_ged(DeviceState *pch_pic,
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@ -619,13 +632,13 @@ static void fw_cfg_add_memory(MachineState *ms)
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}
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if (size >= gap) {
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memmap_add_entry(base, gap, 1);
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memmap_add_entry(ms, base, gap, 1);
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size -= gap;
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base = VIRT_HIGHMEM_BASE;
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}
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if (size) {
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memmap_add_entry(base, size, 1);
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memmap_add_entry(ms, base, size, 1);
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base += size;
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}
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@ -640,7 +653,7 @@ static void fw_cfg_add_memory(MachineState *ms)
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* lowram: [base, +(gap - numa_info[0].node_mem))
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* highram: [VIRT_HIGHMEM_BASE, +(ram_size - gap))
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*/
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memmap_add_entry(base, gap - numa_info[0].node_mem, 1);
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memmap_add_entry(ms, base, gap - numa_info[0].node_mem, 1);
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size = ram_size - gap;
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base = VIRT_HIGHMEM_BASE;
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} else {
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@ -648,7 +661,7 @@ static void fw_cfg_add_memory(MachineState *ms)
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}
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if (size) {
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memmap_add_entry(base, size, 1);
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memmap_add_entry(ms, base, size, 1);
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}
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}
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@ -734,8 +747,8 @@ static void virt_init(MachineState *machine)
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rom_set_fw(lvms->fw_cfg);
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if (lvms->fw_cfg != NULL) {
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fw_cfg_add_file(lvms->fw_cfg, "etc/memmap",
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memmap_table,
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sizeof(struct memmap_entry) * (memmap_entries));
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lvms->memmap_table,
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sizeof(struct memmap_entry) * lvms->memmap_entries);
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}
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/* Initialize the IO interrupt subsystem */
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@ -35,7 +35,7 @@
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#define EXTIOI_ISR_START (0x700 - APIC_OFFSET)
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#define EXTIOI_ISR_END (0x720 - APIC_OFFSET)
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#define EXTIOI_COREISR_START (0x800 - APIC_OFFSET)
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#define EXTIOI_COREISR_END (0xB20 - APIC_OFFSET)
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#define EXTIOI_COREISR_END (0x820 - APIC_OFFSET)
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#define EXTIOI_COREMAP_START (0xC00 - APIC_OFFSET)
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#define EXTIOI_COREMAP_END (0xD00 - APIC_OFFSET)
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#define EXTIOI_SIZE 0x800
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@ -102,11 +102,10 @@ struct loongarch_boot_info {
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const char *kernel_cmdline;
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const char *initrd_filename;
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uint64_t a0, a1, a2;
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uint64_t initrd_addr;
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uint64_t initrd_size;
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};
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extern struct memmap_entry *memmap_table;
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extern unsigned memmap_entries;
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struct memmap_entry {
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uint64_t address;
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uint64_t length;
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|
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@ -63,6 +63,8 @@ struct LoongArchVirtMachineState {
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struct loongarch_boot_info bootinfo;
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DeviceState *ipi;
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DeviceState *extioi;
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struct memmap_entry *memmap_table;
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unsigned int memmap_entries;
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};
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#define TYPE_LOONGARCH_VIRT_MACHINE MACHINE_TYPE_NAME("virt")
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@ -4,10 +4,15 @@
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*/
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/* bit0(signaling/quiet) bit1(lt) bit2(eq) bit3(un) bit4(neq) */
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static uint32_t get_fcmp_flags(int cond)
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static uint32_t get_fcmp_flags(DisasContext *ctx, int cond)
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{
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uint32_t flags = 0;
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/*check cond , cond =[0-8,10,12] */
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if ((cond > 8) &&(cond != 10) && (cond != 12)) {
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return -1;
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}
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if (cond & 0x1) {
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flags |= FCMP_LT;
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}
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@ -26,9 +31,14 @@ static uint32_t get_fcmp_flags(int cond)
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static bool trans_fcmp_cond_s(DisasContext *ctx, arg_fcmp_cond_s *a)
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{
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TCGv var, src1, src2;
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uint32_t flags;
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uint32_t flags = get_fcmp_flags(ctx, a->fcond >>1);
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void (*fn)(TCGv, TCGv_env, TCGv, TCGv, TCGv_i32);
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if (flags == -1) {
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generate_exception(ctx, EXCCODE_INE);
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return true;
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}
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if (!avail_FP_SP(ctx)) {
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return false;
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}
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|
@ -39,8 +49,6 @@ static bool trans_fcmp_cond_s(DisasContext *ctx, arg_fcmp_cond_s *a)
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src1 = get_fpr(ctx, a->fj);
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src2 = get_fpr(ctx, a->fk);
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fn = (a->fcond & 1 ? gen_helper_fcmp_s_s : gen_helper_fcmp_c_s);
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flags = get_fcmp_flags(a->fcond >> 1);
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fn(var, tcg_env, src1, src2, tcg_constant_i32(flags));
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tcg_gen_st8_tl(var, tcg_env, offsetof(CPULoongArchState, cf[a->cd]));
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|
|
@ -50,9 +58,14 @@ static bool trans_fcmp_cond_s(DisasContext *ctx, arg_fcmp_cond_s *a)
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static bool trans_fcmp_cond_d(DisasContext *ctx, arg_fcmp_cond_d *a)
|
||||
{
|
||||
TCGv var, src1, src2;
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uint32_t flags;
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uint32_t flags = get_fcmp_flags(ctx, a->fcond >> 1);
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||||
void (*fn)(TCGv, TCGv_env, TCGv, TCGv, TCGv_i32);
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if (flags == -1) {
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generate_exception(ctx, EXCCODE_INE);
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return true;
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}
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||||
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if (!avail_FP_DP(ctx)) {
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return false;
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||||
}
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||||
|
|
@ -63,8 +76,6 @@ static bool trans_fcmp_cond_d(DisasContext *ctx, arg_fcmp_cond_d *a)
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src1 = get_fpr(ctx, a->fj);
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||||
src2 = get_fpr(ctx, a->fk);
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fn = (a->fcond & 1 ? gen_helper_fcmp_s_d : gen_helper_fcmp_c_d);
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flags = get_fcmp_flags(a->fcond >> 1);
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||||
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fn(var, tcg_env, src1, src2, tcg_constant_i32(flags));
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||||
|
||||
tcg_gen_st8_tl(var, tcg_env, offsetof(CPULoongArchState, cf[a->cd]));
|
||||
|
|
|
|||
|
|
@ -4655,19 +4655,23 @@ TRANS(xvslti_du, LASX, do_xcmpi, MO_64, TCG_COND_LTU)
|
|||
|
||||
static bool do_vfcmp_cond_s(DisasContext *ctx, arg_vvv_fcond *a, uint32_t sz)
|
||||
{
|
||||
uint32_t flags;
|
||||
uint32_t flags = get_fcmp_flags(ctx, a->fcond >> 1);
|
||||
void (*fn)(TCGv_env, TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32);
|
||||
TCGv_i32 vd = tcg_constant_i32(a->vd);
|
||||
TCGv_i32 vj = tcg_constant_i32(a->vj);
|
||||
TCGv_i32 vk = tcg_constant_i32(a->vk);
|
||||
TCGv_i32 oprsz = tcg_constant_i32(sz);
|
||||
|
||||
if(flags == -1){
|
||||
generate_exception(ctx, EXCCODE_INE);
|
||||
return true;
|
||||
}
|
||||
|
||||
if (!check_vec(ctx, sz)) {
|
||||
return true;
|
||||
}
|
||||
|
||||
fn = (a->fcond & 1 ? gen_helper_vfcmp_s_s : gen_helper_vfcmp_c_s);
|
||||
flags = get_fcmp_flags(a->fcond >> 1);
|
||||
fn(tcg_env, oprsz, vd, vj, vk, tcg_constant_i32(flags));
|
||||
|
||||
return true;
|
||||
|
|
@ -4675,19 +4679,23 @@ static bool do_vfcmp_cond_s(DisasContext *ctx, arg_vvv_fcond *a, uint32_t sz)
|
|||
|
||||
static bool do_vfcmp_cond_d(DisasContext *ctx, arg_vvv_fcond *a, uint32_t sz)
|
||||
{
|
||||
uint32_t flags;
|
||||
uint32_t flags = get_fcmp_flags(ctx, a->fcond >> 1);
|
||||
void (*fn)(TCGv_env, TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32);
|
||||
TCGv_i32 vd = tcg_constant_i32(a->vd);
|
||||
TCGv_i32 vj = tcg_constant_i32(a->vj);
|
||||
TCGv_i32 vk = tcg_constant_i32(a->vk);
|
||||
TCGv_i32 oprsz = tcg_constant_i32(sz);
|
||||
|
||||
if (flags == -1) {
|
||||
generate_exception(ctx, EXCCODE_INE);
|
||||
return true;
|
||||
}
|
||||
|
||||
if (!check_vec(ctx, sz)) {
|
||||
return true;
|
||||
}
|
||||
|
||||
fn = (a->fcond & 1 ? gen_helper_vfcmp_s_d : gen_helper_vfcmp_c_d);
|
||||
flags = get_fcmp_flags(a->fcond >> 1);
|
||||
fn(tcg_env, oprsz, vd, vj, vk, tcg_constant_i32(flags));
|
||||
|
||||
return true;
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue