import Unicorn2
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@@ -23,10 +23,20 @@
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef TCG_TARGET_MIPS
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#define TCG_TARGET_MIPS 1
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#ifndef MIPS_TCG_TARGET_H
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#define MIPS_TCG_TARGET_H
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#if _MIPS_SIM == _ABIO32
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# define TCG_TARGET_REG_BITS 32
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#elif _MIPS_SIM == _ABIN32 || _MIPS_SIM == _ABI64
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# define TCG_TARGET_REG_BITS 64
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#else
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# error "Unknown ABI"
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#endif
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#define TCG_TARGET_INSN_UNIT_SIZE 4
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#define TCG_TARGET_TLB_DISPLACEMENT_BITS 16
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#define TCG_TARGET_NB_REGS 32
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typedef enum {
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@@ -68,9 +78,13 @@ typedef enum {
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} TCGReg;
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/* used for function call generation */
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#define TCG_TARGET_STACK_ALIGN 8
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#define TCG_TARGET_CALL_STACK_OFFSET 16
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#define TCG_TARGET_CALL_ALIGN_ARGS 1
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#define TCG_TARGET_STACK_ALIGN 16
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#if _MIPS_SIM == _ABIO32
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# define TCG_TARGET_CALL_STACK_OFFSET 16
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#else
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# define TCG_TARGET_CALL_STACK_OFFSET 0
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#endif
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#define TCG_TARGET_CALL_ALIGN_ARGS 1
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/* MOVN/MOVZ instructions detection */
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#if (defined(__mips_isa_rev) && (__mips_isa_rev >= 1)) || \
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@@ -95,6 +109,13 @@ extern bool use_mips32_instructions;
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extern bool use_mips32r2_instructions;
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#endif
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/* MIPS32R6 instruction set detection */
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#if defined(__mips_isa_rev) && (__mips_isa_rev >= 6)
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#define use_mips32r6_instructions 1
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#else
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#define use_mips32r6_instructions 0
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#endif
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/* optional instructions */
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#define TCG_TARGET_HAS_div_i32 1
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#define TCG_TARGET_HAS_rem_i32 1
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@@ -104,34 +125,97 @@ extern bool use_mips32r2_instructions;
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#define TCG_TARGET_HAS_orc_i32 0
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#define TCG_TARGET_HAS_eqv_i32 0
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#define TCG_TARGET_HAS_nand_i32 0
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#define TCG_TARGET_HAS_mulu2_i32 1
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#define TCG_TARGET_HAS_muls2_i32 1
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#define TCG_TARGET_HAS_mulu2_i32 (!use_mips32r6_instructions)
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#define TCG_TARGET_HAS_muls2_i32 (!use_mips32r6_instructions)
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#define TCG_TARGET_HAS_muluh_i32 1
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#define TCG_TARGET_HAS_mulsh_i32 1
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#define TCG_TARGET_HAS_bswap32_i32 1
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#define TCG_TARGET_HAS_goto_ptr 1
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#define TCG_TARGET_HAS_direct_jump 1
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#if TCG_TARGET_REG_BITS == 64
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#define TCG_TARGET_HAS_add2_i32 0
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#define TCG_TARGET_HAS_sub2_i32 0
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#define TCG_TARGET_HAS_extrl_i64_i32 1
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#define TCG_TARGET_HAS_extrh_i64_i32 1
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#define TCG_TARGET_HAS_div_i64 1
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#define TCG_TARGET_HAS_rem_i64 1
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#define TCG_TARGET_HAS_not_i64 1
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#define TCG_TARGET_HAS_nor_i64 1
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#define TCG_TARGET_HAS_andc_i64 0
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#define TCG_TARGET_HAS_orc_i64 0
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#define TCG_TARGET_HAS_eqv_i64 0
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#define TCG_TARGET_HAS_nand_i64 0
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#define TCG_TARGET_HAS_add2_i64 0
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#define TCG_TARGET_HAS_sub2_i64 0
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#define TCG_TARGET_HAS_mulu2_i64 (!use_mips32r6_instructions)
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#define TCG_TARGET_HAS_muls2_i64 (!use_mips32r6_instructions)
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#define TCG_TARGET_HAS_muluh_i64 1
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#define TCG_TARGET_HAS_mulsh_i64 1
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#define TCG_TARGET_HAS_ext32s_i64 1
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#define TCG_TARGET_HAS_ext32u_i64 1
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#endif
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/* optional instructions detected at runtime */
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#define TCG_TARGET_HAS_movcond_i32 use_movnz_instructions
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#define TCG_TARGET_HAS_bswap16_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_bswap32_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_deposit_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_extract_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_sextract_i32 0
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#define TCG_TARGET_HAS_extract2_i32 0
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#define TCG_TARGET_HAS_ext8s_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_ext16s_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_rot_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_clz_i32 use_mips32r2_instructions
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#define TCG_TARGET_HAS_ctz_i32 0
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#define TCG_TARGET_HAS_ctpop_i32 0
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#if TCG_TARGET_REG_BITS == 64
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#define TCG_TARGET_HAS_movcond_i64 use_movnz_instructions
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#define TCG_TARGET_HAS_bswap16_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_bswap32_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_bswap64_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_deposit_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_extract_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_sextract_i64 0
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#define TCG_TARGET_HAS_extract2_i64 0
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#define TCG_TARGET_HAS_ext8s_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_ext16s_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_rot_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_clz_i64 use_mips32r2_instructions
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#define TCG_TARGET_HAS_ctz_i64 0
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#define TCG_TARGET_HAS_ctpop_i64 0
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#endif
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/* optional instructions automatically implemented */
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#define TCG_TARGET_HAS_neg_i32 0 /* sub rd, zero, rt */
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#define TCG_TARGET_HAS_ext8u_i32 0 /* andi rt, rs, 0xff */
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#define TCG_TARGET_HAS_ext16u_i32 0 /* andi rt, rs, 0xffff */
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#if TCG_TARGET_REG_BITS == 64
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#define TCG_TARGET_HAS_neg_i64 0 /* sub rd, zero, rt */
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#define TCG_TARGET_HAS_ext8u_i64 0 /* andi rt, rs, 0xff */
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#define TCG_TARGET_HAS_ext16u_i64 0 /* andi rt, rs, 0xffff */
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#endif
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#ifdef __OpenBSD__
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#include <machine/sysarch.h>
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#else
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#include <sys/cachectl.h>
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#endif
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#define TCG_TARGET_DEFAULT_MO (0)
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#define TCG_TARGET_HAS_MEMORY_BSWAP 1
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static inline void flush_icache_range(uintptr_t start, uintptr_t stop)
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{
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cacheflush ((void *)start, stop-start, ICACHE);
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}
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void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t);
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#ifdef CONFIG_SOFTMMU
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#define TCG_TARGET_NEED_LDST_LABELS
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#endif
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#endif
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