[X86] Add missing _mm_broadcastsi128_si256 constexpr test coverage (llvm#160523)

RKSimon · web-flow · commit 03742c5dacef · 2025-09-24T13:57:15.000Z
diff --git a/clang/test/CodeGen/X86/avx2-builtins.c b/clang/test/CodeGen/X86/avx2-builtins.c
@@ -263,6 +263,7 @@ __m256i test_mm_broadcastsi128_si256(__m128i a) {
   // CHECK: shufflevector <2 x i64> %{{.*}}, <2 x i64> %{{.*}}, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
   return _mm_broadcastsi128_si256(a);
 }
+TEST_CONSTEXPR(match_m256i(_mm_broadcastsi128_si256(((__m128i)(__v2di){42, -99})), 42, -99, 42, -99));
 
 __m128 test_mm_broadcastss_ps(__m128 a) {
   // CHECK-LABEL: test_mm_broadcastss_ps

Original file line number	Diff line number	Diff line change
`@@ -263,6 +263,7 @@ __m256i test_mm_broadcastsi128_si256(__m128i a) {`
`263`	`263`	`// CHECK: shufflevector <2 x i64> %{{.}}, <2 x i64> %{{.}}, <4 x i32> <i32 0, i32 1, i32 0, i32 1>`
`264`	`264`	`return _mm_broadcastsi128_si256(a);`
`265`	`265`	`}`
	`266`	`+TEST_CONSTEXPR(match_m256i(_mm_broadcastsi128_si256(((__m128i)(__v2di){42, -99})), 42, -99, 42, -99));`
`266`	`267`
`267`	`268`	`__m128 test_mm_broadcastss_ps(__m128 a) {`
`268`	`269`	`// CHECK-LABEL: test_mm_broadcastss_ps`