1 # RUN: llc -run-pass postrapseudos -mtriple=x86_64-unknown-unknown -mattr=+3dnow -o - %s | FileCheck %s
2 # This test verifies that the ExpandPostRA pass expands the GR64 <-> VR64
3 # copies into appropriate MMX_MOV instructions.
7 define <2 x i32> @test_pswapdsi(<2 x i32> %a) nounwind readnone {
9 %0 = bitcast <2 x i32> %a to x86_mmx
10 %1 = tail call x86_mmx @llvm.x86.3dnowa.pswapd(x86_mmx %0)
11 %2 = bitcast x86_mmx %1 to <2 x i32>
15 declare x86_mmx @llvm.x86.3dnowa.pswapd(x86_mmx) nounwind readnone
20 tracksRegLiveness: true
25 $xmm0 = PSHUFDri killed $xmm0, -24
26 MOVPQI2QImr $rsp, 1, $noreg, -8, $noreg, killed $xmm0
27 $mm0 = PSWAPDrm $rsp, 1, $noreg, -8, $noreg
28 ; CHECK: $rax = MMX_MOVD64from64rr $mm0
29 ; CHECK-NEXT: $mm0 = MMX_MOVD64to64rr $rax
32 MMX_MOVQ64mr $rsp, 1, $noreg, -16, $noreg, killed $mm0
33 $xmm0 = MOVQI2PQIrm $rsp, 1, $noreg, -16, $noreg
34 $xmm0 = PSHUFDri killed $xmm0, -44