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-rw-r--r--gcc/config/s390/s390.cc36
1 files changed, 24 insertions, 12 deletions
diff --git a/gcc/config/s390/s390.cc b/gcc/config/s390/s390.cc
index 748ad9c..f182c26 100644
--- a/gcc/config/s390/s390.cc
+++ b/gcc/config/s390/s390.cc
@@ -17867,33 +17867,45 @@ expand_perm_as_a_vlbr_vstbr_candidate (const struct expand_vec_perm_d &d)
if (memcmp (d.perm, perm[0], MAX_VECT_LEN) == 0)
{
- rtx target = gen_rtx_SUBREG (V8HImode, d.target, 0);
- rtx op0 = gen_rtx_SUBREG (V8HImode, d.op0, 0);
- emit_insn (gen_bswapv8hi (target, op0));
+ if (!d.testing_p)
+ {
+ rtx target = gen_rtx_SUBREG (V8HImode, d.target, 0);
+ rtx op0 = gen_rtx_SUBREG (V8HImode, d.op0, 0);
+ emit_insn (gen_bswapv8hi (target, op0));
+ }
return true;
}
if (memcmp (d.perm, perm[1], MAX_VECT_LEN) == 0)
{
- rtx target = gen_rtx_SUBREG (V4SImode, d.target, 0);
- rtx op0 = gen_rtx_SUBREG (V4SImode, d.op0, 0);
- emit_insn (gen_bswapv4si (target, op0));
+ if (!d.testing_p)
+ {
+ rtx target = gen_rtx_SUBREG (V4SImode, d.target, 0);
+ rtx op0 = gen_rtx_SUBREG (V4SImode, d.op0, 0);
+ emit_insn (gen_bswapv4si (target, op0));
+ }
return true;
}
if (memcmp (d.perm, perm[2], MAX_VECT_LEN) == 0)
{
- rtx target = gen_rtx_SUBREG (V2DImode, d.target, 0);
- rtx op0 = gen_rtx_SUBREG (V2DImode, d.op0, 0);
- emit_insn (gen_bswapv2di (target, op0));
+ if (!d.testing_p)
+ {
+ rtx target = gen_rtx_SUBREG (V2DImode, d.target, 0);
+ rtx op0 = gen_rtx_SUBREG (V2DImode, d.op0, 0);
+ emit_insn (gen_bswapv2di (target, op0));
+ }
return true;
}
if (memcmp (d.perm, perm[3], MAX_VECT_LEN) == 0)
{
- rtx target = gen_rtx_SUBREG (V1TImode, d.target, 0);
- rtx op0 = gen_rtx_SUBREG (V1TImode, d.op0, 0);
- emit_insn (gen_bswapv1ti (target, op0));
+ if (!d.testing_p)
+ {
+ rtx target = gen_rtx_SUBREG (V1TImode, d.target, 0);
+ rtx op0 = gen_rtx_SUBREG (V1TImode, d.op0, 0);
+ emit_insn (gen_bswapv1ti (target, op0));
+ }
return true;
}