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unicorn/qemu/target
Mateja Marjanovic c356f78e89
target/mips: Improve performance of certain MSA instructions
Eliminate loops for better performance.

Following MSA instructions from "UNOP" group are affected:

- NLZC.<B|H|W|D>
- NLOC.<B|H|W|D>
- PCNT.<B|H|W|D>

Following MSA instructions from "BINOP" group are affected:

- ADD_A.<B|H|W|D>
- ADDS_A.<B|H|W|D>
- ADDS_S.<B|H|W|D>
- ADDS_U.<B|H|W|D>
- ADDV.<B|H|W|D>
- ASUB_S.<B|H|W|D>
- ASUB_U.<B|H|W|D>
- AVE_S.<B|H|W|D>
- AVE_U.<B|H|W|D>
- AVER_S.<B|H|W|D>
- AVER_U.<B|H|W|D>
- BCLR.<B|H|W|D>
- BNEG.<B|H|W|D>
- BSET.<B|H|W|D>
- CEQ.<B|H|W|D>
- CLE_S.<B|H|W|D>
- CLE_U.<B|H|W|D>
- CLT_S.<B|H|W|D>
- CLT_U.<B|H|W|D>
- DIV_S.<B|H|W|D>
- DIV_U.<B|H|W|D>
- DOTP_S.<B|H|W|D>
- DOTP_U.<B|H|W|D>
- HADD_S.<B|H|W|D>
- HADD_U.<B|H|W|D>
- HSUB_S.<B|H|W|D>
- HSUB_U.<B|H|W|D>
- MAX_A.<B|H|W|D>
- MAX_S.<B|H|W|D>
- MAX_U.<B|H|W|D>
- MIN_A.<B|H|W|D>
- MIN_S.<B|H|W|D>
- MIN_U.<B|H|W|D>
- MOD_S.<B|H|W|D>
- MOD_U.<B|H|W|D>
- MUL_Q.<B|H|W|D>
- MULR_Q.<B|H|W|D>
- MULV.<B|H|W|D>
- SLL.<B|H|W|D>
- SRA.<B|H|W|D>
- SRAR.<B|H|W|D>
- SRL.<B|H|W|D>
- SRLR.<B|H|W|D>
- SUBS_S.<B|H|W|D>
- SUBS_U.<B|H|W|D>
- SUBSUS_U.<B|H|W|D>
- SUBSUU_S.<B|H|W|D>
- SUBV.<B|H|W|D>

Following MSA instructions from "TEROP" group are affected:

- BINSL.<B|H|W|D>
- BINSR.<B|H|W|D>
- DPADD_S.<B|H|W|D>
- DPADD_U.<B|H|W|D>
- DPSUB_S.<B|H|W|D>
- DPSUB_U.<B|H|W|D>
- MADD_Q.<B|H|W|D>
- MADDR_Q.<B|H|W|D>
- MADDV.<B|H|W|D>
- MSUB_Q.<B|H|W|D>
- MSUBR_Q.<B|H|W|D>
- MSUBV.<B|H|W|D>

Additionally, following MSA instructionas are also affected:

- ILVL.<B|H|W|D>
- ILVR.<B|H|W|D>
- ILVEV.<B|H|W|D>
- ILVOD.<B|H|W|D>
- PCKEV.<B|H|W|D>
- PCKOD.<B|H|W|D>

Backports commit 0df911fd7f482b796c9f10aa8e086fb3fb9f0f18 from qemu
2019-06-03 11:21:05 -04:00
..
arm target/arm: Fix vector operation segfault 2019-05-24 18:02:32 -04:00
i386 target/i386: Implement CPUID_EXT_RDRAND 2019-05-23 15:12:50 -04:00
m68k target/m68k: Optimize rotate_x() using extract_i32() 2019-05-17 12:07:07 -04:00
mips target/mips: Improve performance of certain MSA instructions 2019-06-03 11:21:05 -04:00
riscv target/riscv: Only flush TLB if SATP.ASID changes 2019-05-28 19:22:51 -04:00
sparc tcg: Use CPUClass::tlb_fill in cputlb.c 2019-05-16 17:35:37 -04:00