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MIPS: Add MIPS64 R6 port.

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Contributed by Hua Zhang, YunQiang Su from Wave Computing,
and Radovan Birdic from RT-RK.
Sponsored by Wave Computing.
This commit is contained in:
Mike Pall
2020-01-20 22:15:45 +01:00
parent dfa692b746
commit 94d0b53004
15 changed files with 1297 additions and 348 deletions
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29
src/lj_arch.h
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@@ -330,18 +330,38 @@
#elif LUAJIT_TARGET == LUAJIT_ARCH_MIPS32 || LUAJIT_TARGET == LUAJIT_ARCH_MIPS64
#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL)
#if __mips_isa_rev >= 6
#define LJ_TARGET_MIPSR6 1
#define LJ_TARGET_UNALIGNED 1
#endif
#if LUAJIT_TARGET == LUAJIT_ARCH_MIPS32
#if LJ_TARGET_MIPSR6
#define LJ_ARCH_NAME "mips32r6el"
#else
#define LJ_ARCH_NAME "mipsel"
#endif
#else
#if LJ_TARGET_MIPSR6
#define LJ_ARCH_NAME "mips64r6el"
#else
#define LJ_ARCH_NAME "mips64el"
#endif
#endif
#define LJ_ARCH_ENDIAN LUAJIT_LE
#else
#if LUAJIT_TARGET == LUAJIT_ARCH_MIPS32
#if LJ_TARGET_MIPSR6
#define LJ_ARCH_NAME "mips32r6"
#else
#define LJ_ARCH_NAME "mips"
#endif
#else
#if LJ_TARGET_MIPSR6
#define LJ_ARCH_NAME "mips64r6"
#else
#define LJ_ARCH_NAME "mips64"
#endif
#endif
#define LJ_ARCH_ENDIAN LUAJIT_BE
#endif
@@ -377,7 +397,9 @@
#define LJ_TARGET_UNIFYROT 2 /* Want only IR_BROR. */
#define LJ_ARCH_NUMMODE LJ_NUMMODE_DUAL
#if _MIPS_ARCH_MIPS32R2 || _MIPS_ARCH_MIPS64R2
#if LJ_TARGET_MIPSR6
#define LJ_ARCH_VERSION 60
#elif _MIPS_ARCH_MIPS32R2 || _MIPS_ARCH_MIPS64R2
#define LJ_ARCH_VERSION 20
#else
#define LJ_ARCH_VERSION 10
@@ -453,8 +475,13 @@
#if !((defined(_MIPS_SIM_ABI32) && _MIPS_SIM == _MIPS_SIM_ABI32) || (defined(_ABIO32) && _MIPS_SIM == _ABIO32))
#error "Only o32 ABI supported for MIPS32"
#endif
#if LJ_TARGET_MIPSR6
/* Not that useful, since most available r6 CPUs are 64 bit. */
#error "No support for MIPS32R6"
#endif
#elif LJ_TARGET_MIPS64
#if !((defined(_MIPS_SIM_ABI64) && _MIPS_SIM == _MIPS_SIM_ABI64) || (defined(_ABI64) && _MIPS_SIM == _ABI64))
/* MIPS32ON64 aka n32 ABI support might be desirable, but difficult. */
#error "Only n64 ABI supported for MIPS64"
#endif
#endif