| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -O0 -run-pass=legalizer %s -o - | FileCheck %s |
| |
| --- | |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" |
| target triple = "aarch64--" |
| define void @test_scalar_sub_small() { |
| entry: |
| ret void |
| } |
| ... |
| |
| --- |
| name: test_scalar_sub_small |
| registers: |
| - { id: 0, class: _ } |
| - { id: 1, class: _ } |
| - { id: 2, class: _ } |
| - { id: 3, class: _ } |
| - { id: 4, class: _ } |
| - { id: 5, class: _ } |
| body: | |
| bb.0.entry: |
| liveins: $x0, $x1, $x2, $x3 |
| |
| ; CHECK-LABEL: name: test_scalar_sub_small |
| ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0 |
| ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64) |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64) |
| ; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]] |
| ; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32) |
| ; CHECK: $x0 = COPY [[ANYEXT]](s64) |
| %0(s64) = COPY $x0 |
| %1(s64) = COPY $x1 |
| %2(s8) = G_TRUNC %0 |
| %3(s8) = G_TRUNC %1 |
| %4(s8) = G_SUB %2, %3 |
| %5(s64) = G_ANYEXT %4 |
| $x0 = COPY %5 |
| ... |