re PR target/8480 (reload ICEs for LAPACK code on powerpc64-linux)

        PR target/8480
        * config/rs6000/rs6000.md (movdi_internal64): Discourage
        FPR to FPR moves.

From-SVN: r58873

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 348a3ec..c807cb6 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2002-11-06  David Edelsohn  <edelsohn@gnu.org>
+
+       PR target/8480
+       * config/rs6000/rs6000.md (movdi_internal64): Discourage
+       FPR to FPR moves.
+
 2002-11-06  Janis Johnson  <janis187@us.ibm.com>
 
        * doc/contrib.texi: Merge in the list from the Java web pages.

diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
index 53c6f8a..f221c17 100644 (file)
--- a/gcc/config/rs6000/rs6000.md
+++ b/gcc/config/rs6000/rs6000.md
@@ -9070,7 +9070,7 @@
 }")
 
 (define_insn "*movdi_internal64"
-  [(set (match_operand:DI 0 "nonimmediate_operand" "=r,r,m,r,r,r,r,f,f,m,r,*h,*h")
+  [(set (match_operand:DI 0 "nonimmediate_operand" "=r,r,m,r,r,r,r,?f,f,m,r,*h,*h")
        (match_operand:DI 1 "input_operand" "r,m,r,I,L,nF,R,f,m,f,*h,r,0"))]
   "TARGET_POWERPC64
    && (gpc_reg_operand (operands[0], DImode)