xref: /llvm-project/llvm/test/CodeGen/X86/GlobalISel/legaliz-zext.mir (revision 60b8019ea0dcf6fafeb3b89121f062f55bc5ee6c) 
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
2# RUN: llc -mtriple=i386-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-32
3# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=X86-64
4
5# test exts
6
7...
8---
9name:            test_zext12
10body:             |
11  bb.1:
12    ; X86-32-LABEL: name: test_zext12
13    ; X86-32: [[DEF:%[0-9]+]]:_(s12) = IMPLICIT_DEF
14    ; X86-32-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[DEF]](s12)
15    ; X86-32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY [[ZEXT]](s32)
16    ; X86-32-NEXT: RET 0, implicit [[COPY]](s32)
17    ; X86-64-LABEL: name: test_zext12
18    ; X86-64: [[DEF:%[0-9]+]]:_(s12) = IMPLICIT_DEF
19    ; X86-64-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[DEF]](s12)
20    ; X86-64-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY [[ZEXT]](s32)
21    ; X86-64-NEXT: RET 0, implicit [[COPY]](s32)
22    %0:_(s12) = IMPLICIT_DEF
23    %1:_(s32) = G_ZEXT %0
24    %2:_(s32) = COPY %1(s32)
25    RET 0, implicit %2
26
27...
28---
29name:            test_sext16b
30body:             |
31  bb.1:
32    ; X86-32-LABEL: name: test_sext16b
33    ; X86-32: [[DEF:%[0-9]+]]:_(s16) = IMPLICIT_DEF
34    ; X86-32-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 0
35    ; X86-32-NEXT: [[MV:%[0-9]+]]:_(s32) = G_MERGE_VALUES [[DEF]](s16), [[C]](s16)
36    ; X86-32-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
37    ; X86-32-NEXT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[MV]](s32), [[C1]](s32)
38    ; X86-32-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY [[MV1]](s64)
39    ; X86-32-NEXT: RET 0, implicit [[COPY]](s64)
40    ; X86-64-LABEL: name: test_sext16b
41    ; X86-64: [[DEF:%[0-9]+]]:_(s16) = IMPLICIT_DEF
42    ; X86-64-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[DEF]](s16)
43    ; X86-64-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY [[ZEXT]](s64)
44    ; X86-64-NEXT: RET 0, implicit [[COPY]](s64)
45    %0:_(s16) = IMPLICIT_DEF
46    %1:_(s64) = G_ZEXT %0
47    %2:_(s64) = COPY %1(s64)
48    RET 0, implicit %2
49
50...
51---
52name:            test_zext18
53body:             |
54  bb.1:
55    ; X86-32-LABEL: name: test_zext18
56    ; X86-32: [[DEF:%[0-9]+]]:_(s8) = IMPLICIT_DEF
57    ; X86-32-NEXT: [[ZEXT:%[0-9]+]]:_(s16) = G_ZEXT [[DEF]](s8)
58    ; X86-32-NEXT: [[COPY:%[0-9]+]]:_(s16) = COPY [[ZEXT]](s16)
59    ; X86-32-NEXT: RET 0, implicit [[COPY]](s16)
60    ; X86-64-LABEL: name: test_zext18
61    ; X86-64: [[DEF:%[0-9]+]]:_(s8) = IMPLICIT_DEF
62    ; X86-64-NEXT: [[ZEXT:%[0-9]+]]:_(s16) = G_ZEXT [[DEF]](s8)
63    ; X86-64-NEXT: [[COPY:%[0-9]+]]:_(s16) = COPY [[ZEXT]](s16)
64    ; X86-64-NEXT: RET 0, implicit [[COPY]](s16)
65    %0:_(s8) = IMPLICIT_DEF
66    %1:_(s16) = G_ZEXT %0
67    %2:_(s16) = COPY %1(s16)
68    RET 0, implicit %2
69
70...
71