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Add Aarch64 support
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Upstream-Status: Submitted https://bugzilla.mozilla.org/show_bug.cgi?id=827271
---
configure.in | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
--- a/pr/include/md/_linux.cfg
+++ b/pr/include/md/_linux.cfg
@@ -861,6 +861,59 @@
#define PR_BYTES_PER_WORD_LOG2 2
#define PR_BYTES_PER_DWORD_LOG2 3
+#elif defined(__aarch64__)
+
+#ifdef __AARCH64EB__
+#undef IS_LITTLE_ENDIAN
+#define IS_BIG_ENDIAN 1
+#elif defined(__AARCH64EL__)
+#define IS_LITTLE_ENDIAN 1
+#undef IS_BIG_ENDIAN
+#else
+#error "Unknown Aarch64 endianness."
+#endif
+#define IS_64
+
+#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 8
+#define PR_BYTES_PER_FLOAT 4
+#define PR_BYTES_PER_DOUBLE 8
+#define PR_BYTES_PER_WORD 8
+#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 64
+#define PR_BITS_PER_FLOAT 32
+#define PR_BITS_PER_DOUBLE 64
+#define PR_BITS_PER_WORD 64
+
+#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 6
+#define PR_BITS_PER_FLOAT_LOG2 5
+#define PR_BITS_PER_DOUBLE_LOG2 6
+#define PR_BITS_PER_WORD_LOG2 6
+
+#define PR_ALIGN_OF_SHORT 2
+#define PR_ALIGN_OF_INT 4
+#define PR_ALIGN_OF_LONG 8
+#define PR_ALIGN_OF_INT64 8
+#define PR_ALIGN_OF_FLOAT 4
+#define PR_ALIGN_OF_DOUBLE 8
+#define PR_ALIGN_OF_POINTER 8
+#define PR_ALIGN_OF_WORD 8
+
+#define PR_BYTES_PER_WORD_LOG2 3
+#define PR_BYTES_PER_DWORD_LOG2 3
+
#else
#error "Unknown CPU architecture"
--- a/pr/include/md/_linux.h
+++ b/pr/include/md/_linux.h
@@ -53,6 +53,8 @@
#define _PR_SI_ARCHITECTURE "avr32"
#elif defined(__m32r__)
#define _PR_SI_ARCHITECTURE "m32r"
+#elif defined(__aarch64__)
+#define _PR_SI_ARCHITECTURE "aarch64"
#else
#error "Unknown CPU architecture"
#endif
@@ -186,7 +188,7 @@
})
#endif
-#if defined(__arm__)
+#if defined(__arm__) || defined(__aarch64__)
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
/* Use GCC built-in functions */
#define _PR_HAVE_ATOMIC_OPS
@@ -242,6 +244,10 @@
#endif
#endif /* __arm__ */
+#if defined(__aarch64__)
+#define _MD_MINIMUM_STACK_SIZE 0x20000
+#endif
+
#define USE_SETJMP
#if (defined(__GLIBC__) && __GLIBC__ >= 2) || defined(ANDROID)
#define _PR_POLL_AVAILABLE
|
