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| author | Mike Pall <mike> | 2016-06-08 10:24:00 +0200 |
|---|---|---|
| committer | Mike Pall <mike> | 2016-06-08 10:24:00 +0200 |
| commit | 287a5347cfe452d44748327fb7c27f6ce57f5dc2 (patch) | |
| tree | 72ee534bbad2ff069408977f0cb2787527dcdbc2 /src/lib_jit.c | |
| parent | f5983437a6b08c140bdeb2fc15fa30d7f3b0daad (diff) | |
| download | luajit-287a5347cfe452d44748327fb7c27f6ce57f5dc2.tar.gz luajit-287a5347cfe452d44748327fb7c27f6ce57f5dc2.tar.bz2 luajit-287a5347cfe452d44748327fb7c27f6ce57f5dc2.zip | |
MIPS: Support MIPS16 interlinking.
Diffstat (limited to 'src/lib_jit.c')
| -rw-r--r-- | src/lib_jit.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/lib_jit.c b/src/lib_jit.c index 1655f0c5..592538bd 100644 --- a/src/lib_jit.c +++ b/src/lib_jit.c | |||
| @@ -721,8 +721,12 @@ static uint32_t jit_cpudetect(lua_State *L) | |||
| 721 | #if defined(__GNUC__) | 721 | #if defined(__GNUC__) |
| 722 | if (!(flags & JIT_F_MIPSXXR2)) { | 722 | if (!(flags & JIT_F_MIPSXXR2)) { |
| 723 | int x; | 723 | int x; |
| 724 | #ifdef __mips16 | ||
| 725 | x = 0; /* Runtime detection is difficult. Ensure optimal -march flags. */ | ||
| 726 | #else | ||
| 724 | /* On MIPS32R1 rotr is treated as srl. rotr r2,r2,1 -> srl r2,r2,1. */ | 727 | /* On MIPS32R1 rotr is treated as srl. rotr r2,r2,1 -> srl r2,r2,1. */ |
| 725 | __asm__("li $2, 1\n\t.long 0x00221042\n\tmove %0, $2" : "=r"(x) : : "$2"); | 728 | __asm__("li $2, 1\n\t.long 0x00221042\n\tmove %0, $2" : "=r"(x) : : "$2"); |
| 729 | #endif | ||
| 726 | if (x) flags |= JIT_F_MIPSXXR2; /* Either 0x80000000 (R2) or 0 (R1). */ | 730 | if (x) flags |= JIT_F_MIPSXXR2; /* Either 0x80000000 (R2) or 0 (R1). */ |
| 727 | } | 731 | } |
| 728 | #endif | 732 | #endif |