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| author | Christian Svensson <blue@cmd.nu> | 2015-05-28 18:48:31 -0700 |
|---|---|---|
| committer | Christian Svensson <blue@cmd.nu> | 2015-05-28 18:48:31 -0700 |
| commit | 067b5664913766f4f4c4f798882267880ee62041 (patch) | |
| tree | f3cdb4f37f8d1c78a863cd5ea886bb2f1f291246 | |
| parent | 7ce676bd82d7f5d4a3523dea10949a8248b6cfd4 (diff) | |
| download | nspr-hg-067b5664913766f4f4c4f798882267880ee62041.tar.gz | |
Bug 1169185 - Add support for OpenRISC (or1k). r=wtc.
| -rw-r--r-- | pr/include/md/_linux.cfg | 45 | ||||
| -rw-r--r-- | pr/include/md/_linux.h | 14 |
2 files changed, 59 insertions, 0 deletions
diff --git a/pr/include/md/_linux.cfg b/pr/include/md/_linux.cfg index b7d55b00..72e9debc 100644 --- a/pr/include/md/_linux.cfg +++ b/pr/include/md/_linux.cfg @@ -972,6 +972,51 @@ #define PR_BYTES_PER_WORD_LOG2 2 #define PR_BYTES_PER_DWORD_LOG2 3 +#elif defined(__or1k__) + +#undef IS_LITTLE_ENDIAN +#define IS_BIG_ENDIAN 1 + +#define PR_BYTES_PER_BYTE 1 +#define PR_BYTES_PER_SHORT 2 +#define PR_BYTES_PER_INT 4 +#define PR_BYTES_PER_INT64 8 +#define PR_BYTES_PER_LONG 4 +#define PR_BYTES_PER_FLOAT 4 +#define PR_BYTES_PER_DOUBLE 8 +#define PR_BYTES_PER_WORD 4 +#define PR_BYTES_PER_DWORD 8 + +#define PR_BITS_PER_BYTE 8 +#define PR_BITS_PER_SHORT 16 +#define PR_BITS_PER_INT 32 +#define PR_BITS_PER_INT64 64 +#define PR_BITS_PER_LONG 32 +#define PR_BITS_PER_FLOAT 32 +#define PR_BITS_PER_DOUBLE 64 +#define PR_BITS_PER_WORD 32 + +#define PR_BITS_PER_BYTE_LOG2 3 +#define PR_BITS_PER_SHORT_LOG2 4 +#define PR_BITS_PER_INT_LOG2 5 +#define PR_BITS_PER_INT64_LOG2 6 +#define PR_BITS_PER_LONG_LOG2 5 +#define PR_BITS_PER_FLOAT_LOG2 5 +#define PR_BITS_PER_DOUBLE_LOG2 6 +#define PR_BITS_PER_WORD_LOG2 5 + +#define PR_ALIGN_OF_SHORT 2 +#define PR_ALIGN_OF_INT 4 +#define PR_ALIGN_OF_LONG 4 +#define PR_ALIGN_OF_INT64 4 +#define PR_ALIGN_OF_FLOAT 4 +#define PR_ALIGN_OF_DOUBLE 4 +#define PR_ALIGN_OF_POINTER 4 +#define PR_ALIGN_OF_WORD 4 + +#define PR_BYTES_PER_WORD_LOG2 2 +#define PR_BYTES_PER_DWORD_LOG2 3 + #else #error "Unknown CPU architecture" diff --git a/pr/include/md/_linux.h b/pr/include/md/_linux.h index 278f90cd..2a2ad53d 100644 --- a/pr/include/md/_linux.h +++ b/pr/include/md/_linux.h @@ -55,6 +55,8 @@ #define _PR_SI_ARCHITECTURE "avr32" #elif defined(__m32r__) #define _PR_SI_ARCHITECTURE "m32r" +#elif defined(__or1k__) +#define _PR_SI_ARCHITECTURE "or1k" #else #error "Unknown CPU architecture" #endif @@ -123,6 +125,18 @@ extern PRInt32 _PR_x86_64_AtomicSet(PRInt32 *val, PRInt32 newval); #define _MD_ATOMIC_SET _PR_x86_64_AtomicSet #endif +#if defined(__or1k__) +#if defined(__GNUC__) +/* Use GCC built-in functions */ +#define _PR_HAVE_ATOMIC_OPS +#define _MD_INIT_ATOMIC() +#define _MD_ATOMIC_INCREMENT(ptr) __sync_add_and_fetch(ptr, 1) +#define _MD_ATOMIC_DECREMENT(ptr) __sync_sub_and_fetch(ptr, 1) +#define _MD_ATOMIC_ADD(ptr, i) __sync_add_and_fetch(ptr, i) +#define _MD_ATOMIC_SET(ptr, nv) __sync_lock_test_and_set(ptr, nv) +#endif +#endif + #if defined(__powerpc__) && !defined(__powerpc64__) #define _PR_HAVE_ATOMIC_OPS #define _MD_INIT_ATOMIC() |