2007-06-06 Eric Christopher <echristo@apple.com>

[pf3gnuchains/gcc-fork.git] / gcc / config / i386 / darwin.h

diff --git a/gcc/config/i386/darwin.h b/gcc/config/i386/darwin.h
index e489134..f8732c5 100644 (file)
--- a/gcc/config/i386/darwin.h
+++ b/gcc/config/i386/darwin.h
@@ -131,6 +131,19 @@ extern void darwin_x86_file_end (void);
 #undef TARGET_SUBTARGET_DEFAULT
 #define TARGET_SUBTARGET_DEFAULT (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS | MASK_128BIT_LONG_DOUBLE)
 
+/* For darwin we want to target specific processor features as a minimum,
+   but these unfortunately don't correspond to a specific processor.  */
+#undef TARGET_SUBTARGET32_ISA_DEFAULT
+#define TARGET_SUBTARGET32_ISA_DEFAULT (OPTION_MASK_ISA_MMX            \
+                                       | OPTION_MASK_ISA_SSE           \
+                                       | OPTION_MASK_ISA_SSE2)
+
+#undef TARGET_SUBTARGET64_ISA_DEFAULT
+#define TARGET_SUBTARGET64_ISA_DEFAULT (OPTION_MASK_ISA_MMX            \
+                                       | OPTION_MASK_ISA_SSE           \
+                                       | OPTION_MASK_ISA_SSE2          \
+                                       | OPTION_MASK_ISA_SSE3)
+
 /* For now, disable dynamic-no-pic.  We'll need to go through i386.c
    with a fine-tooth comb looking for refs to flag_pic!  */
 #define MASK_MACHO_DYNAMIC_NO_PIC 0