In some cases, depending on the instruction that performs the load, orc
ignores the size of the parameter when loading it for the first time.
Explicitly load the parameter into a temp to make sure it is loaded
correctly, like we do for the 2ch case.
See https://bugzilla.gnome.org/show_bug.cgi?id=742271
.function pa_volume_s16ne_orc_1ch
.dest 2 samples int16_t
-.param 4 v int32_t
+.param 4 vols int32_t
+.temp 4 v
.temp 2 vh
.temp 4 s
.temp 4 mh
.temp 4 ml
.temp 4 signc
+loadpl v, vols
convuwl s, samples
x2 cmpgtsw signc, 0, s
x2 andw signc, signc, v