================
@@ -1191,6 +1191,30 @@ __m256i test_mm256_sign_epi32(__m256i a, __m256i b) {
}
TEST_CONSTEXPR(match_v8si(_mm256_sign_epi32((__m256i)(__v8si){0xbeef,0xfeed,0xbead,0xdeed,
-1,2,-3,4}, (__m256i)(__v8si){0,0,0,0,-1,-1,-1,-1}), 0,0,0,0, 1,-2,3,-4));
+__m256i test_mm256_sll_epi16(__m256i a, __m128i b) {
+ // CHECK-LABEL: test_mm256_sll_epi16
+ // CHECK: call <16 x i16> @llvm.x86.avx2.psll.w(<16 x i16> %{{.*}}, <8 x
i16> %{{.*}})
+ return _mm256_sll_epi16(a, b);
+}
+TEST_CONSTEXPR(match_v16hi(_mm256_sll_epi16((__m256i)(__v16hi){0, 1, 2, 3, 4,
5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, (__m128i)(__v8hi){1, 0, 0, 0, 0, 0, 0,
0}), 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30));
+TEST_CONSTEXPR(match_v16hi(_mm256_sll_epi16((__m256i)(__v16hi){0, 1, 2, 3, 4,
5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, (__m128i)(__v8hi){16, 0, 0, 0, 0, 0, 0,
0}), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
----------------
RKSimon wrote:
please can you add test coverage with non-zero values in one of the upper
elements in the lower 64-bits to prove the amt concat is working.
https://github.com/llvm/llvm-project/pull/169276
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