| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -march=aarch64 -O0 -run-pass=legalizer %s -o - | FileCheck %s |
| |
| --- |
| name: test_unmerge_s4 |
| body: | |
| bb.0: |
| ; CHECK-LABEL: name: test_unmerge_s4 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 4 |
| ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0 |
| ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[C1]], [[C]](s32) |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY [[C1]](s32) |
| ; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[SHL]](s32) |
| ; CHECK: [[OR:%[0-9]+]]:_(s32) = G_OR [[COPY]], [[COPY1]] |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[OR]](s32) |
| ; CHECK: [[UV:%[0-9]+]]:_(s8), [[UV1:%[0-9]+]]:_(s8) = G_UNMERGE_VALUES [[TRUNC]](s16) |
| ; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[UV]](s8) |
| ; CHECK: $x0 = COPY [[ANYEXT]](s64) |
| %0:_(s8) = G_CONSTANT i8 0 |
| %1:_(s4), %2:_(s4)= G_UNMERGE_VALUES %0 |
| %3:_(s64) = G_ANYEXT %1 |
| $x0 = COPY %3 |
| |
| ... |
