1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL
5 define float @test_fptrunc(double %in) {
6 %res = fptrunc double %in to float
16 tracksRegLiveness: true
18 - { id: 0, class: vecr }
19 - { id: 1, class: vecr }
20 - { id: 2, class: vecr }
21 - { id: 3, class: vecr }
26 ; ALL-LABEL: name: test_fptrunc
28 ; ALL: [[COPY:%[0-9]+]]:vr128 = COPY $xmm0
29 ; ALL: [[COPY1:%[0-9]+]]:fr64 = COPY [[COPY]]
30 ; ALL: %2:fr32 = nofpexcept CVTSD2SSrr [[COPY1]], implicit $mxcsr
31 ; ALL: [[COPY2:%[0-9]+]]:vr128 = COPY %2
32 ; ALL: $xmm0 = COPY [[COPY2]]
33 ; ALL: RET 0, implicit $xmm0
34 %1:vecr(s128) = COPY $xmm0
35 %0:vecr(s64) = G_TRUNC %1(s128)
36 %2:vecr(s32) = G_FPTRUNC %0(s64)
37 %3:vecr(s128) = G_ANYEXT %2(s32)