mips.md (JOIN_MODE): New mode iterator.

[gcc.git] / gcc / config / mips / mips.h

diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h
index 0ea4e6db693524ba72b91b5d69a3c73f7a6968be..2fa47249b5463cfbcc747a2c0a9732d1a1f787d2 100644 (file)
--- a/gcc/config/mips/mips.h
+++ b/gcc/config/mips/mips.h
@@ -3162,3 +3162,10 @@ extern GTY(()) struct target_globals *mips16_globals;
 #define STANDARD_STARTFILE_PREFIX_1 "/lib64/"
 #define STANDARD_STARTFILE_PREFIX_2 "/usr/lib64/"
 #endif
+
+/* Load store bonding is not supported by micromips and fix_24k.  The
+   performance can be degraded for those targets.  Hence, do not bond for
+   micromips or fix_24k.  */
+#define ENABLE_LD_ST_PAIRS \
+  (TARGET_LOAD_STORE_PAIRS && TUNE_P5600 \
+   && !TARGET_MICROMIPS && !TARGET_FIX_24K)