; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=+avx512fp16 < %s | FileCheck %s ; Verify that we're folding the load into the math instruction. ; This pattern is generated out of the simplest intrinsics usage: ; _mm_add_ss(a, _mm_load_ss(b)); define <8 x half> @addsh(<8 x half> %va, ptr %pb) { ; CHECK-LABEL: addsh: ; CHECK: # %bb.0: ; CHECK-NEXT: vaddsh (%rdi), %xmm0, %xmm0 ; CHECK-NEXT: retq %a = extractelement <8 x half> %va, i32 0 %b = load half, ptr %pb %r = fadd half %a, %b %vr = insertelement <8 x half> %va, half %r, i32 0 ret <8 x half> %vr } define <8 x half> @subsh(<8 x half> %va, ptr %pb) { ; CHECK-LABEL: subsh: ; CHECK: # %bb.0: ; CHECK-NEXT: vsubsh (%rdi), %xmm0, %xmm0 ; CHECK-NEXT: retq %a = extractelement <8 x half> %va, i32 0 %b = load half, ptr %pb %r = fsub half %a, %b %vr = insertelement <8 x half> %va, half %r, i32 0 ret <8 x half> %vr } define <8 x half> @mulsh(<8 x half> %va, ptr %pb) { ; CHECK-LABEL: mulsh: ; CHECK: # %bb.0: ; CHECK-NEXT: vmulsh (%rdi), %xmm0, %xmm0 ; CHECK-NEXT: retq %a = extractelement <8 x half> %va, i32 0 %b = load half, ptr %pb %r = fmul half %a, %b %vr = insertelement <8 x half> %va, half %r, i32 0 ret <8 x half> %vr } define <8 x half> @divsh(<8 x half> %va, ptr %pb) { ; CHECK-LABEL: divsh: ; CHECK: # %bb.0: ; CHECK-NEXT: vdivsh (%rdi), %xmm0, %xmm0 ; CHECK-NEXT: retq %a = extractelement <8 x half> %va, i32 0 %b = load half, ptr %pb %r = fdiv half %a, %b %vr = insertelement <8 x half> %va, half %r, i32 0 ret <8 x half> %vr } define <8 x half> @minsh(<8 x half> %va, ptr %pb) { ; CHECK-LABEL: minsh: ; CHECK: # %bb.0: ; CHECK-NEXT: vminsh (%rdi), %xmm0, %xmm1 ; CHECK-NEXT: vmovsh %xmm1, %xmm0, %xmm0 ; CHECK-NEXT: retq %a = extractelement <8 x half> %va, i32 0 %b = load half, ptr %pb %r = call nnan half @llvm.minnum.f16(half %a, half %b) readnone %vr = insertelement <8 x half> %va, half %r, i32 0 ret <8 x half> %vr } define <8 x half> @maxsh(<8 x half> %va, ptr %pb) { ; CHECK-LABEL: maxsh: ; CHECK: # %bb.0: ; CHECK-NEXT: vminsh (%rdi), %xmm0, %xmm1 ; CHECK-NEXT: vmovsh %xmm1, %xmm0, %xmm0 ; CHECK-NEXT: retq %a = extractelement <8 x half> %va, i32 0 %b = load half, ptr %pb %r = call nnan half @llvm.minnum.f16(half %a, half %b) readnone %vr = insertelement <8 x half> %va, half %r, i32 0 ret <8 x half> %vr } declare half @llvm.minnum.f16(half, half) declare half @llvm.maxnum.f16(half, half)