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#RUN: not --crash llc -march=x86-64 -run-pass=none -verify-machineinstrs -o /dev/null %s 2>&1 | FileCheck %s
# REQUIRES: x86-registered-target
# These copies have mismatched type sizes that are allowed because the
# register class is defined to directly include the narrower type.
---
name: test_valid_copies
tracksRegLiveness: true
body: |
bb.0:
liveins: $xmm0, $xmm1, $xmm2, $xmm3, $xmm4
%0:_(s32) = COPY $xmm0
%1:_(s64) = COPY $xmm1
%2:_(s128) = COPY $xmm2
%3:_(<4 x s32>) = COPY $xmm3
%4:_(<2 x s64>) = COPY $xmm4
$xmm0 = COPY %0
$xmm1 = COPY %1
$xmm2 = COPY %2
$xmm3 = COPY %3
$xmm4 = COPY %4
...
---
name: test_invalid_copies
tracksRegLiveness: true
body: |
bb.0:
liveins: $xmm0, $xmm1, $xmm2, $xmm3
; FP16 reg is sub_reg of xmm
%0:_(s16) = COPY $xmm0
; CHECK: *** Bad machine code: Copy Instruction is illegal with mismatching sizes ***
%1:_(<4 x s16>) = COPY $xmm1
; CHECK: *** Bad machine code: Copy Instruction is illegal with mismatching sizes ***
%2:_(s256) = COPY $xmm2
; CHECK: *** Bad machine code: Copy Instruction is illegal with mismatching sizes ***
%3:_(<8 x s32>) = COPY $xmm3
; FP16 reg is sub_reg of xmm
$xmm0 = COPY %0
; CHECK: *** Bad machine code: Copy Instruction is illegal with mismatching sizes ***
$xmm1 = COPY %1
; CHECK: *** Bad machine code: Copy Instruction is illegal with mismatching sizes ***
$xmm2 = COPY %2
; CHECK: *** Bad machine code: Copy Instruction is illegal with mismatching sizes ***
$xmm3 = COPY %3
...
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