re PR target/32961 (Gcc has different requirements for x86 shift xmm intrinsics)

	PR target/32961
	* config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
	IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
	IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
	IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
	immediate shift value.
	config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
	_mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
	_mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
	Remove macros for !__OPTIMIZE__ case.

testsuite/ChangeLog:

	PR target/32961
	* gcc.target/i386/pr32961.c: New testcase.
	* gcc.target/i386/sse-13.c: Remove __builtin_ia32_psllwi128,
	__builtin_ia32_psrlqi128, __builtin_ia32_psrlwi128,
	__builtin_ia32_psrldi128, __builtin_ia32_psrawi128,
	__builtin_ia32_psradi128, __builtin_ia32_psllqi128 and
	__builtin_ia32_pslldi128 defines.

From-SVN: r129403