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-rw-r--r--gcc/config/rs6000/rs6000.md25
1 files changed, 8 insertions, 17 deletions
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
index 090dbcff61d..1367a2cb779 100644
--- a/gcc/config/rs6000/rs6000.md
+++ b/gcc/config/rs6000/rs6000.md
@@ -4225,23 +4225,14 @@
4225 operands[4] = GEN_INT ((HOST_WIDE_INT_1U << INTVAL (operands[2])) - 1); 4225 operands[4] = GEN_INT ((HOST_WIDE_INT_1U << INTVAL (operands[2])) - 1);
4226}) 4226})
4227 4227
4228(define_insn "*rotl<mode>3_insert_4" 4228(define_insn "*rotlsi3_insert_4"
4229 [(set (match_operand:GPR 0 "gpc_reg_operand" "=r") 4229 [(set (match_operand:SI 0 "gpc_reg_operand" "=r")
4230 (ior:GPR (and:GPR (match_operand:GPR 3 "gpc_reg_operand" "0") 4230 (ior:SI (and:SI (match_operand:SI 3 "gpc_reg_operand" "0")
4231 (match_operand:GPR 4 "const_int_operand" "n")) 4231 (match_operand:SI 4 "const_int_operand" "n"))
4232 (lshiftrt:GPR (match_operand:GPR 1 "gpc_reg_operand" "r") 4232 (lshiftrt:SI (match_operand:SI 1 "gpc_reg_operand" "r")
4233 (match_operand:SI 2 "const_int_operand" "n"))))] 4233 (match_operand:SI 2 "const_int_operand" "n"))))]
4234 "<MODE>mode == SImode && 4234 "INTVAL (operands[2]) + exact_log2 (-UINTVAL (operands[4])) == 32"
4235 GET_MODE_PRECISION (<MODE>mode) 4235 "rlwimi %0,%1,32-%h2,%h2,31"
4236 == INTVAL (operands[2]) + exact_log2 (-UINTVAL (operands[4]))"
4237{
4238 operands[2] = GEN_INT (GET_MODE_PRECISION (<MODE>mode)
4239 - INTVAL (operands[2]));
4240 if (<MODE>mode == SImode)
4241 return "rlwimi %0,%1,%h2,32-%h2,31";
4242 else
4243 return "rldimi %0,%1,%H2,64-%H2";
4244}
4245 [(set_attr "type" "insert")]) 4236 [(set_attr "type" "insert")])
4246 4237
4247(define_insn "*rotlsi3_insert_5" 4238(define_insn "*rotlsi3_insert_5"