bfin.c (print_operand): New modifier 'N' for constants.

	* config/bfin/bfin.c (print_operand): New modifier 'N' for constants.
	* config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
	lshifthi3): Use it, and fix the order of alternatives.

From-SVN: r119616

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 33bd102..ad6b37e 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2006-12-07  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+       * config/bfin/bfin.c (print_operand): New modifier 'N' for constants.
+       * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
+       lshifthi3): Use it, and fix the order of alternatives.
+
 2006-12-07  Nick Clifton  <nickc@redhat.com>
 
        * common.opt (record-gcc-switches): New command line switch.

diff --git a/gcc/config/bfin/bfin.c b/gcc/config/bfin/bfin.c
index 48fcbd1..abfeaee 100644 (file)
--- a/gcc/config/bfin/bfin.c
+++ b/gcc/config/bfin/bfin.c
@@ -1381,6 +1381,8 @@ print_operand (FILE *file, rtx x, char code)
            x = GEN_INT ((INTVAL (x) >> 16) & 0xffff);
          else if (code == 'h')
            x = GEN_INT (INTVAL (x) & 0xffff);
+         else if (code == 'N')
+           x = GEN_INT (-INTVAL (x));
          else if (code == 'X')
            x = GEN_INT (exact_log2 (0xffffffff & INTVAL (x)));
          else if (code == 'Y')

diff --git a/gcc/config/bfin/bfin.md b/gcc/config/bfin/bfin.md
index d6c5d7f..4542327 100644 (file)
--- a/gcc/config/bfin/bfin.md
+++ b/gcc/config/bfin/bfin.md
@@ -3312,8 +3312,8 @@
   ""
   "@
    %0 = ASHIFT %1 BY %2 (V, S)%!
-   %0 = %1 >>> %2 (V,S)%!
-   %0 = %1 << %2 (V,S)%!"
+   %0 = %1 << %2 (V,S)%!
+   %0 = %1 >>> %N2 (V,S)%!"
   [(set_attr "type" "dsp32")])
 
 (define_insn "ssashifthi3"
@@ -3326,8 +3326,8 @@
   ""
   "@
    %0 = ASHIFT %1 BY %2 (V, S)%!
-   %0 = %1 >>> %2 (V,S)%!
-   %0 = %1 << %2 (V,S)%!"
+   %0 = %1 << %2 (V,S)%!
+   %0 = %1 >>> %N2 (V,S)%!"
   [(set_attr "type" "dsp32")])
 
 (define_insn "lshiftv2hi3"
@@ -3340,8 +3340,8 @@
   ""
   "@
    %0 = LSHIFT %1 BY %2 (V)%!
-   %0 = %1 >> %2 (V)%!
-   %0 = %1 << %2 (V)%!"
+   %0 = %1 << %2 (V)%!
+   %0 = %1 >> %N2 (V)%!"
   [(set_attr "type" "dsp32")])
 
 (define_insn "lshifthi3"
@@ -3354,7 +3354,7 @@
   ""
   "@
    %0 = LSHIFT %1 BY %2 (V)%!
-   %0 = %1 >> %2 (V)%!
-   %0 = %1 << %2 (V)%!"
+   %0 = %1 << %2 (V)%!
+   %0 = %1 >> %N2 (V)%!"
   [(set_attr "type" "dsp32")])