sh: Provide the FPSCR init through AT_FPUCW.

[safe/jmp/linux-2.6] / include / asm-sh / elf.h

diff --git a/include/asm-sh/elf.h b/include/asm-sh/elf.h
index 9a95f8c..e00a58c 100644 (file)
--- a/include/asm-sh/elf.h
+++ b/include/asm-sh/elf.h
@@ -169,13 +169,22 @@ extern void __kernel_vsyscall;
 #define VSYSCALL_AUX_ENT
 #endif /* CONFIG_VSYSCALL */
 
+#ifdef CONFIG_SH_FPU
+#define FPU_AUX_ENT    NEW_AUX_ENT(AT_FPUCW, FPSCR_INIT)
+#else
+#define FPU_AUX_ENT
+#endif
+
 extern int l1i_cache_shape, l1d_cache_shape, l2_cache_shape;
 
 /* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */
 #define ARCH_DLINFO                                            \
 do {                                                           \
+       /* Optional FPU initialization */                       \
+       FPU_AUX_ENT;                                            \
+                                                               \
        /* Optional vsyscall entry */                           \
-       VSYSCALL_AUX_ENT                                        \
+       VSYSCALL_AUX_ENT;                                       \
                                                                \
        /* Cache desc */                                        \
        NEW_AUX_ENT(AT_L1I_CACHESHAPE, l1i_cache_shape);        \