1 # RUN: llc -run-pass postrapseudos -mtriple=x86_64-unknown-unknown -mattr=+3dnow -o /dev/null %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, _, -8, _, killed %xmm0
27 %mm0 = PSWAPDrm %rsp, 1, _, -8, _
28 ; CHECK: %rax = MMX_MOVD64from64rr %mm0
29 ; CHECK-NEXT: %mm0 = MMX_MOVD64to64rr %rax
32 MMX_MOVQ64mr %rsp, 1, _, -16, _, killed %mm0
33 %xmm0 = MOVQI2PQIrm %rsp, 1, _, -16, _
34 %xmm0 = PSHUFDri killed %xmm0, -44