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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-amd-amdhsa -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s
3
4---
5name: trunc_s32_shl_s64_5
6legalized:       true
7tracksRegLiveness: true
8body:             |
9  bb.0:
10    liveins: $vgpr0_vgpr1
11
12    ; CHECK-LABEL: name: trunc_s32_shl_s64_5
13    ; CHECK: liveins: $vgpr0_vgpr1
14    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
15    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
16    ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
17    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[TRUNC]], [[C]](s32)
18    ; CHECK: $vgpr0 = COPY [[SHL]](s32)
19    %0:_(s64) = COPY $vgpr0_vgpr1
20    %1:_(s32) = G_CONSTANT i32 1
21    %2:_(s64) = G_SHL %0:_, %1
22    %3:_(s32) = G_TRUNC %2
23    $vgpr0 = COPY %3
24...
25
26---
27name: trunc_s16_shl_s32_5
28legalized:       true
29tracksRegLiveness: true
30body:             |
31  bb.0:
32    liveins: $vgpr0
33
34    ; CHECK-LABEL: name: trunc_s16_shl_s32_5
35    ; CHECK: liveins: $vgpr0
36    ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
37    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
38    ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
39    ; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[SHL]](s32)
40    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s16)
41    %0:_(s32) = COPY $vgpr0
42    %1:_(s32) = G_CONSTANT i32 1
43    %2:_(s32) = G_SHL %0:_, %1
44    %3:_(s16) = G_TRUNC %2
45    S_ENDPGM 0, implicit %3
46
47...
48
49---
50name: trunc_s16_shl_s64_5
51legalized:       true
52tracksRegLiveness: true
53body:             |
54  bb.0:
55    liveins: $vgpr0_vgpr1
56
57    ; CHECK-LABEL: name: trunc_s16_shl_s64_5
58    ; CHECK: liveins: $vgpr0_vgpr1
59    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
60    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
61    ; CHECK: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s32)
62    ; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[SHL]](s64)
63    ; CHECK: S_ENDPGM 0, implicit [[TRUNC]](s16)
64    %0:_(s64) = COPY $vgpr0_vgpr1
65    %1:_(s32) = G_CONSTANT i32 1
66    %2:_(s64) = G_SHL %0:_, %1
67    %3:_(s16) = G_TRUNC %2
68    S_ENDPGM 0, implicit %3
69
70...
71