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author | neonloop | 2022-08-16 23:47:42 +0000 |
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committer | neonloop | 2022-08-16 23:47:42 +0000 |
commit | bf61547f8ce8967c73c0568c05bfaa3d71c07f53 (patch) | |
tree | 1bc122b198865cc3311dee690d9387917fb0a5ee /source/arm_dynarec/map_rwx.c | |
parent | 479872a8d30b092671ed49868748e48830bc36da (diff) | |
parent | ce34e879e348cecd4e21329be5974cc4162fa6c4 (diff) | |
download | snes9x2005-performance.tar.gz snes9x2005-performance.tar.bz2 snes9x2005-performance.zip |
Merge branch 'dynarec' into performanceperformance
Diffstat (limited to 'source/arm_dynarec/map_rwx.c')
-rw-r--r-- | source/arm_dynarec/map_rwx.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/source/arm_dynarec/map_rwx.c b/source/arm_dynarec/map_rwx.c new file mode 100644 index 0000000..d4373f7 --- /dev/null +++ b/source/arm_dynarec/map_rwx.c @@ -0,0 +1,16 @@ +#define _GNU_SOURCE /* MAP_ANONYMOUS */ + +#include <sys/mman.h> +#include <stdlib.h> + +void *MapRWX(void *target, size_t size) { + void *buf = mmap(target, size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0); + + if (buf == MAP_FAILED) + { + perror("mmap"); + return NULL; + } + + return buf; +} |