Revert bogus commit.

[pf3gnuchains/gcc-fork.git] / gcc / rtl.h

diff --git a/gcc/rtl.h b/gcc/rtl.h
index ef4c5f8..a11bf9b 100644 (file)
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -255,6 +255,7 @@ struct rtvec_def {
   (GET_CODE (X) == LABEL_REF || GET_CODE (X) == SYMBOL_REF             \
    || GET_CODE (X) == CONST_INT || GET_CODE (X) == CONST_DOUBLE                \
    || GET_CODE (X) == CONST || GET_CODE (X) == HIGH                    \
+   || GET_CODE (X) == CONST_VECTOR                                     \
    || GET_CODE (X) == CONSTANT_P_RTX)
 
 /* General accessor macros for accessing the fields of an rtx.  */
@@ -823,6 +824,12 @@ extern const char * const note_insn_name[NOTE_INSN_MAX - NOTE_INSN_BIAS];
 /* Link for chain of all CONST_DOUBLEs in use in current function.  */
 #define CONST_DOUBLE_CHAIN(r) XCEXP (r, 0, CONST_DOUBLE)
 
+/* For a CONST_VECTOR, return element #n.  */
+#define CONST_VECTOR_ELT(RTX, N) XCVECEXP (RTX, 0, N, CONST_VECTOR)
+
+/* For a CONST_VECTOR, return the number of elements in a vector.  */
+#define CONST_VECTOR_NUNITS(RTX) XCVECLEN (RTX, 0, CONST_VECTOR)
+
 /* For a SUBREG rtx, SUBREG_REG extracts the value we want a subreg of.
    SUBREG_BYTE extracts the byte-number.  */
 
@@ -846,7 +853,16 @@ extern unsigned int subreg_regno   PARAMS ((rtx));
    when assigning to SUBREG_REG.  */
 
 #define SUBREG_PROMOTED_VAR_P(RTX) ((RTX)->in_struct)
-#define SUBREG_PROMOTED_UNSIGNED_P(RTX) ((RTX)->unchanging)
+#define SUBREG_PROMOTED_UNSIGNED_SET(RTX, VAL) \
+do {                                           \
+  if ((VAL) < 0)                               \
+    (RTX)->volatil = 1;                                \
+  else {                                       \
+    (RTX)->volatil = 0;                                \
+    (RTX)->unchanging = (VAL);                 \
+  }                                            \
+} while (0)
+#define SUBREG_PROMOTED_UNSIGNED_P(RTX) ((RTX)->volatil ? -1 : (RTX)->unchanging)
 
 /* Access various components of an ASM_OPERANDS rtx.  */
 
@@ -1294,6 +1310,7 @@ extern rtx force_const_mem                PARAMS ((enum machine_mode, rtx));
 
 /* In varasm.c  */
 extern rtx get_pool_constant           PARAMS ((rtx));
+extern rtx get_pool_constant_mark      PARAMS ((rtx, bool *));
 extern enum machine_mode get_pool_mode PARAMS ((rtx));
 extern rtx get_pool_constant_for_function      PARAMS ((struct function *, rtx));
 extern enum machine_mode get_pool_mode_for_function    PARAMS ((struct function *, rtx));
@@ -1808,7 +1825,7 @@ extern enum rtx_code reversed_comparison_code_parts PARAMS ((enum rtx_code,
                                                             rtx, rtx, rtx));
 extern void delete_for_peephole                PARAMS ((rtx, rtx));
 extern int condjump_in_parallel_p      PARAMS ((rtx));
-extern void never_reached_warning      PARAMS ((rtx));
+extern void never_reached_warning      PARAMS ((rtx, rtx));
 extern void purge_line_number_notes    PARAMS ((rtx));
 extern void copy_loop_headers          PARAMS ((rtx));
 
@@ -1836,6 +1853,7 @@ extern void set_new_first_and_last_insn           PARAMS ((rtx, rtx));
 extern void set_new_first_and_last_label_num   PARAMS ((int, int));
 extern void set_new_last_label_num             PARAMS ((int));
 extern void unshare_all_rtl_again              PARAMS ((rtx));
+extern void set_first_insn                     PARAMS ((rtx));
 extern void set_last_insn                      PARAMS ((rtx));
 extern void link_cc0_insns                     PARAMS ((rtx));
 extern void add_insn                           PARAMS ((rtx));
@@ -1919,6 +1937,7 @@ extern void move_by_pieces                PARAMS ((rtx, rtx,
 /* In flow.c */
 extern void recompute_reg_usage                        PARAMS ((rtx, int));
 extern int initialize_uninitialized_subregs    PARAMS ((void));
+extern void delete_dead_jumptables             PARAMS ((void));
 #ifdef BUFSIZ
 extern void print_rtl_with_bb                  PARAMS ((FILE *, rtx));
 extern void dump_flow_info                     PARAMS ((FILE *));