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Diffstat (limited to 'src/os/unix/ngx_atomic.h')
-rw-r--r--src/os/unix/ngx_atomic.h18
1 files changed, 16 insertions, 2 deletions
diff --git a/src/os/unix/ngx_atomic.h b/src/os/unix/ngx_atomic.h
index ec90855ae..22b8b0144 100644
--- a/src/os/unix/ngx_atomic.h
+++ b/src/os/unix/ngx_atomic.h
@@ -87,10 +87,17 @@ ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old,
ngx_atomic_int_t
ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add);
+/*
+ * Sun Studio 12 exits with segmentation fault on '__asm ("pause")',
+ * so ngx_cpu_pause is declared in src/os/unix/ngx_sunpro_x86.il
+ */
+
+void
+ngx_cpu_pause(void);
+
/* the code in src/os/unix/ngx_sunpro_x86.il */
#define ngx_memory_barrier() __asm (".volatile"); __asm (".nonvolatile")
-#define ngx_cpu_pause() __asm ("pause")
#else /* ( __GNUC__ || __INTEL_COMPILER ) */
@@ -121,10 +128,17 @@ ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old,
ngx_atomic_int_t
ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add);
+/*
+ * Sun Studio 12 exits with segmentation fault on '__asm ("pause")',
+ * so ngx_cpu_pause is declared in src/os/unix/ngx_sunpro_amd64.il
+ */
+
+void
+ngx_cpu_pause(void);
+
/* the code in src/os/unix/ngx_sunpro_amd64.il */
#define ngx_memory_barrier() __asm (".volatile"); __asm (".nonvolatile")
-#define ngx_cpu_pause() __asm ("pause")
#else /* ( __GNUC__ || __INTEL_COMPILER ) */