rs6000.c (rs6000_gimple_fold_builtin): Shift-right and shift-left vector built-ins...

rs6000.c (rs6000_gimple_fold_builtin): Shift-right and shift-left vector built-ins need to include a TRUNC_MOD_EXPR...

[gcc]

2019-02-11  Bill Schmidt  <wschmidt@linux.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
	and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
	for correct semantics.

[gcc/testsuite]

2019-02-11  Bill Schmidt  <wschmidt@linux.ibm.com>

	* gcc.target/powerpc/vec-sld-modulo.c: New.
	* gcc.target/powerpc/vec-srad-modulo.c: New.
	* gcc.target/powerpc/vec-srd-modulo.c: New.

From-SVN: r268771