xref: /llvm-project/llvm/test/CodeGen/X86/GlobalISel/legalize-fneg.mir (revision 3f739f736b8fed6f4d63569f56c985ef04b21cd1)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -O0 -run-pass=legalizer %s -o - | FileCheck %s
3
4--- |
5  target triple = "x86_64--"
6  define void @test_fneg_f32() {
7  entry:
8    ret void
9  }
10  define void @test_fneg_f64() {
11  entry:
12    ret void
13  }
14...
15---
16name:            test_fneg_f32
17registers:
18  - { id: 0, class: _ }
19  - { id: 1, class: _ }
20body:             |
21  bb.1:
22    liveins:
23    ; CHECK-LABEL: name: test_fneg_f32
24    ; CHECK: [[DEF:%[0-9]+]]:_(s32) = IMPLICIT_DEF
25    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 -2147483648
26    ; CHECK: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[DEF]], [[C]]
27    ; CHECK: $edi = COPY [[XOR]](s32)
28    %0(s32) = IMPLICIT_DEF
29    %1(s32) = G_FNEG %0
30    $edi = COPY %1
31...
32---
33name:            test_fneg_f64
34registers:
35  - { id: 0, class: _ }
36  - { id: 1, class: _ }
37body:             |
38  bb.1:
39    liveins:
40    ; CHECK-LABEL: name: test_fneg_f64
41    ; CHECK: [[DEF:%[0-9]+]]:_(s64) = G_IMPLICIT_DEF
42    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 -9223372036854775808
43    ; CHECK: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[DEF]], [[C]]
44    ; CHECK: $rdi = COPY [[XOR]](s64)
45    %0(s64) = G_IMPLICIT_DEF
46    %1(s64) = G_FNEG %0
47    $rdi = COPY %1
48...
49