* config/mips/pdp11.md (negsi2): Fix wrong code.

From-SVN: r167006

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 09544e1a12e88fe6200a89de75f4d0bb10c09798..285c59c45c3a787ed3405a5a3c2e534e7113cf92 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2010-11-21  Paul Koning  <ni1d@arrl.net>
+
+       * config/mips/pdp11.md (negsi2): Fix wrong code.
+
 2010-11-21  Paul Koning  <ni1d@arrl.net>
 
        * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.

diff --git a/gcc/config/pdp11/pdp11.md b/gcc/config/pdp11/pdp11.md
index 6f76458e41c218a024498de400ece166122932ba..2d4eb8a829e2635e570cee5aaaf5789222e0b418 100644 (file)
--- a/gcc/config/pdp11/pdp11.md
+++ b/gcc/config/pdp11/pdp11.md
@@ -1149,12 +1149,13 @@
   operands[1] = gen_rtx_REG (HImode, REGNO (operands[1]) + 1);
 
   output_asm_insn (\"com %0\", lateoperands);
-  output_asm_insn (\"neg %0\", operands);
+  output_asm_insn (\"com %0\", operands);
+  output_asm_insn (\"add $1, %0\", operands);
   output_asm_insn (\"adc %0\", lateoperands);
 
   return \"\";
 }
-  [(set_attr "length" "10")])
+  [(set_attr "length" "14")])
 
 (define_insn "neghi2"
   [(set (match_operand:HI 0 "nonimmediate_operand" "=rR,Q")