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Delete junk comment.
[pf3gnuchains/gcc-fork.git] / gcc / hard-reg-set.h
diff --git a/gcc/hard-reg-set.h b/gcc/hard-reg-set.h
index b2bec47..5064dbc 100644 (file)
--- a/gcc/hard-reg-set.h
+++ b/gcc/hard-reg-set.h
@@ -123,6 +123,199 @@ typedef HARD_REG_ELT_TYPE HARD_REG_SET[HARD_REG_SET_LONGS];
   ((SET)[(BIT) / UHOST_BITS_PER_WIDE_INT]      \
    & (HARD_CONST (1) << ((BIT) % UHOST_BITS_PER_WIDE_INT)))
 
+#if FIRST_PSEUDO_REGISTER <= 2*HOST_BITS_PER_WIDE_INT
+#define CLEAR_HARD_REG_SET(TO)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
+     scan_tp_[0] = 0;                                          \
+     scan_tp_[1] = 0; } while (0)
+
+#define SET_HARD_REG_SET(TO)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
+     scan_tp_[0] = -1;                                         \
+     scan_tp_[1] = -1; } while (0)
+
+#define COPY_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM);  \
+     scan_tp_[0] = scan_fp_[0];                                        \
+     scan_tp_[1] = scan_fp_[1]; } while (0)
+
+#define COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] = ~ scan_fp_[0];                              \
+     scan_tp_[1] = ~ scan_fp_[1]; } while (0)
+
+#define AND_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] &= scan_fp_[0];                                       \
+     scan_tp_[1] &= scan_fp_[1]; } while (0)
+
+#define AND_COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] &= ~ scan_fp_[0];                             \
+     scan_tp_[1] &= ~ scan_fp_[1]; } while (0)
+
+#define IOR_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] |= scan_fp_[0];                               \
+     scan_tp_[1] |= scan_fp_[1]; } while (0)
+
+#define IOR_COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] |= ~ scan_fp_[0];                             \
+     scan_tp_[1] |= ~ scan_fp_[1]; } while (0)
+
+#define GO_IF_HARD_REG_SUBSET(X,Y,TO)  \
+do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
+     if ((0 == (scan_xp_[0] & ~ scan_yp_[0]))                  \
+        && (0 == (scan_xp_[1] & ~ scan_yp_[1])))               \
+       goto TO; } while (0)
+
+#define GO_IF_HARD_REG_EQUAL(X,Y,TO)  \
+do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
+     if ((scan_xp_[0] == scan_yp_[0])                          \
+        && (scan_xp_[1] == scan_yp_[1]))                       \
+       goto TO; } while (0)
+
+#else
+#if FIRST_PSEUDO_REGISTER <= 3*HOST_BITS_PER_WIDE_INT
+#define CLEAR_HARD_REG_SET(TO)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
+     scan_tp_[0] = 0;                                          \
+     scan_tp_[1] = 0;                                          \
+     scan_tp_[2] = 0; } while (0)
+
+#define SET_HARD_REG_SET(TO)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
+     scan_tp_[0] = -1;                                         \
+     scan_tp_[1] = -1;                                         \
+     scan_tp_[2] = -1; } while (0)
+
+#define COPY_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM);  \
+     scan_tp_[0] = scan_fp_[0];                                        \
+     scan_tp_[1] = scan_fp_[1];                                        \
+     scan_tp_[2] = scan_fp_[2]; } while (0)
+
+#define COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] = ~ scan_fp_[0];                              \
+     scan_tp_[1] = ~ scan_fp_[1];                              \
+     scan_tp_[2] = ~ scan_fp_[2]; } while (0)
+
+#define AND_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] &= scan_fp_[0];                                       \
+     scan_tp_[1] &= scan_fp_[1];                                       \
+     scan_tp_[2] &= scan_fp_[2]; } while (0)
+
+#define AND_COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] &= ~ scan_fp_[0];                             \
+     scan_tp_[1] &= ~ scan_fp_[1];                             \
+     scan_tp_[2] &= ~ scan_fp_[2]; } while (0)
+
+#define IOR_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] |= scan_fp_[0];                               \
+     scan_tp_[1] |= scan_fp_[1];                               \
+     scan_tp_[2] |= scan_fp_[2]; } while (0)
+
+#define IOR_COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] |= ~ scan_fp_[0];                             \
+     scan_tp_[1] |= ~ scan_fp_[1];                             \
+     scan_tp_[2] |= ~ scan_fp_[2]; } while (0)
+
+#define GO_IF_HARD_REG_SUBSET(X,Y,TO)  \
+do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
+     if ((0 == (scan_xp_[0] & ~ scan_yp_[0]))                  \
+        && (0 == (scan_xp_[1] & ~ scan_yp_[1]))                \
+        && (0 == (scan_xp_[2] & ~ scan_yp_[2])))               \
+       goto TO; } while (0)
+
+#define GO_IF_HARD_REG_EQUAL(X,Y,TO)  \
+do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
+     if ((scan_xp_[0] == scan_yp_[0])                          \
+        && (scan_xp_[1] == scan_yp_[1])                        \
+        && (scan_xp_[2] == scan_yp_[2]))                       \
+       goto TO; } while (0)
+
+#else
+#if FIRST_PSEUDO_REGISTER <= 4*HOST_BITS_PER_WIDE_INT
+#define CLEAR_HARD_REG_SET(TO)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
+     scan_tp_[0] = 0;                                          \
+     scan_tp_[1] = 0;                                          \
+     scan_tp_[2] = 0;                                          \
+     scan_tp_[3] = 0; } while (0)
+
+#define SET_HARD_REG_SET(TO)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
+     scan_tp_[0] = -1;                                         \
+     scan_tp_[1] = -1;                                         \
+     scan_tp_[2] = -1;                                         \
+     scan_tp_[3] = -1; } while (0)
+
+#define COPY_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM);  \
+     scan_tp_[0] = scan_fp_[0];                                        \
+     scan_tp_[1] = scan_fp_[1];                                        \
+     scan_tp_[2] = scan_fp_[2];                                        \
+     scan_tp_[3] = scan_fp_[3]; } while (0)
+
+#define COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] = ~ scan_fp_[0];                              \
+     scan_tp_[1] = ~ scan_fp_[1];                              \
+     scan_tp_[2] = ~ scan_fp_[2];                              \
+     scan_tp_[3] = ~ scan_fp_[3]; } while (0)
+
+#define AND_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] &= scan_fp_[0];                                       \
+     scan_tp_[1] &= scan_fp_[1];                                       \
+     scan_tp_[2] &= scan_fp_[2];                                       \
+     scan_tp_[3] &= scan_fp_[3]; } while (0)
+
+#define AND_COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] &= ~ scan_fp_[0];                             \
+     scan_tp_[1] &= ~ scan_fp_[1];                             \
+     scan_tp_[2] &= ~ scan_fp_[2];                             \
+     scan_tp_[3] &= ~ scan_fp_[3]; } while (0)
+
+#define IOR_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] |= scan_fp_[0];                               \
+     scan_tp_[1] |= scan_fp_[1];                               \
+     scan_tp_[2] |= scan_fp_[2];                               \
+     scan_tp_[3] |= scan_fp_[3]; } while (0)
+
+#define IOR_COMPL_HARD_REG_SET(TO, FROM)  \
+do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO), *scan_fp_ = (FROM); \
+     scan_tp_[0] |= ~ scan_fp_[0];                             \
+     scan_tp_[1] |= ~ scan_fp_[1];                             \
+     scan_tp_[2] |= ~ scan_fp_[2];                             \
+     scan_tp_[3] |= ~ scan_fp_[3]; } while (0)
+
+#define GO_IF_HARD_REG_SUBSET(X,Y,TO)  \
+do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
+     if ((0 == (scan_xp_[0] & ~ scan_yp_[0]))                  \
+        && (0 == (scan_xp_[1] & ~ scan_yp_[1]))                \
+        && (0 == (scan_xp_[2] & ~ scan_yp_[2]))                \
+        && (0 == (scan_xp_[3] & ~ scan_yp_[3])))               \
+       goto TO; } while (0)
+
+#define GO_IF_HARD_REG_EQUAL(X,Y,TO)  \
+do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
+     if ((scan_xp_[0] == scan_yp_[0])                          \
+        && (scan_xp_[1] == scan_yp_[1])                        \
+        && (scan_xp_[2] == scan_yp_[2])                        \
+        && (scan_xp_[3] == scan_yp_[3]))                       \
+       goto TO; } while (0)
+
+#else /* FIRST_PSEUDO_REGISTER > 3*HOST_BITS_PER_WIDE_INT */
+
 #define CLEAR_HARD_REG_SET(TO)  \
 do { register HARD_REG_ELT_TYPE *scan_tp_ = (TO);              \
      register int i;                                           \
@@ -186,6 +379,9 @@ do { register HARD_REG_ELT_TYPE *scan_xp_ = (X), *scan_yp_ = (Y); \
      if (i == HARD_REG_SET_LONGS) goto TO; } while (0)
 
 #endif
+#endif
+#endif
+#endif
 
 /* Define some standard sets of registers.  */
 
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