================
@@ -146,6 +146,54 @@ define <1 x i64> @atomic_vec1_i64_align(ptr %x) nounwind {
ret <1 x i64> %ret
}
+define <2 x i8> @atomic_vec2_i8(ptr %x) {
+; CHECK3-LABEL: atomic_vec2_i8:
+; CHECK3: ## %bb.0:
+; CHECK3-NEXT: movzwl (%rdi), %eax
+; CHECK3-NEXT: movd %eax, %xmm0
+; CHECK3-NEXT: retq
+;
+; CHECK0-LABEL: atomic_vec2_i8:
+; CHECK0: ## %bb.0:
+; CHECK0-NEXT: movw (%rdi), %cx
+; CHECK0-NEXT: ## implicit-def: $eax
+; CHECK0-NEXT: movw %cx, %ax
+; CHECK0-NEXT: movd %eax, %xmm0
+; CHECK0-NEXT: retq
+ %ret = load atomic <2 x i8>, ptr %x acquire, align 4
+ ret <2 x i8> %ret
+}
+
+define <2 x i16> @atomic_vec2_i16(ptr %x) {
+; CHECK-LABEL: atomic_vec2_i16:
+; CHECK: ## %bb.0:
+; CHECK-NEXT: movl (%rdi), %eax
+; CHECK-NEXT: movd %eax, %xmm0
----------------
arsenm wrote:
This is broken, this should emit one atomic load
https://github.com/llvm/llvm-project/pull/120598
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