[llvm] [X86] Lowering of load atomic vector of float via cast (PR #117189)
via llvm-commits
llvm-commits at lists.llvm.org
Wed Dec 4 10:36:51 PST 2024
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@@ -0,0 +1,38 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc < %s --mtriple=x86_64 | FileCheck %s
+
+define float @load_atomic_float(ptr %src) {
+; CHECK-LABEL: load_atomic_float:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-NEXT: retq
+ %ret = load atomic float, ptr %src acquire, align 4
+ ret float %ret
+}
+
+define <1 x float> @load_atomic_vector_float1(ptr %src) {
+; CHECK-LABEL: load_atomic_vector_float1:
+; CHECK: # %bb.0:
+; CHECK-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-NEXT: retq
----------------
jofrn wrote:
Sorry. Meant to have title reflect vectors only initially. This is stacked on top of the IR/Verifier change to permit vectors in atomic load and stores.
https://github.com/llvm/llvm-project/pull/117189
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