================
@@ -145,3 +145,40 @@ define <1 x i64> @atomic_vec1_i64_align(ptr %x) nounwind {
%ret = load atomic <1 x i64>, ptr %x acquire, align 8
ret <1 x i64> %ret
}
+
+define <1 x half> @atomic_vec1_half(ptr %x) {
+; CHECK3-LABEL: atomic_vec1_half:
+; CHECK3: ## %bb.0:
+; CHECK3-NEXT: movzwl (%rdi), %eax
+; CHECK3-NEXT: pinsrw $0, %eax, %xmm0
+; CHECK3-NEXT: retq
+;
+; CHECK0-LABEL: atomic_vec1_half:
+; CHECK0: ## %bb.0:
+; CHECK0-NEXT: movw (%rdi), %cx
+; CHECK0-NEXT: ## implicit-def: $eax
+; CHECK0-NEXT: movw %cx, %ax
+; CHECK0-NEXT: ## implicit-def: $xmm0
+; CHECK0-NEXT: pinsrw $0, %eax, %xmm0
+; CHECK0-NEXT: retq
+ %ret = load atomic <1 x half>, ptr %x acquire, align 2
+ ret <1 x half> %ret
+}
+
+define <1 x float> @atomic_vec1_float(ptr %x) {
+; CHECK-LABEL: atomic_vec1_float:
+; CHECK: ## %bb.0:
+; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-NEXT: retq
+ %ret = load atomic <1 x float>, ptr %x acquire, align 4
+ ret <1 x float> %ret
+}
+
+define <1 x double> @atomic_vec1_double_align(ptr %x) nounwind {
+; CHECK-LABEL: atomic_vec1_double_align:
----------------
arsenm wrote:
```suggestion
define <1 x double> @atomic_vec1_double(ptr %x) nounwind {
; CHECK-LABEL: atomic_vec1_double:
```
https://github.com/llvm/llvm-project/pull/120386
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