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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -o - -mtriple=aarch64-unknown-unknown -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs %s | FileCheck %s
---
name: test_combine_fneg_fneg
body: |
bb.1:
liveins: $w0
; CHECK-LABEL: name: test_combine_fneg_fneg
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0
; CHECK: $w0 = COPY [[COPY]](s32)
%0:_(s32) = COPY $w0
%1:_(s32) = G_FNEG %0(s32)
%2:_(s32) = G_FNEG %1(s32)
$w0 = COPY %2(s32)
...
---
name: test_combine_fneg_fneg_vec
body: |
bb.1:
liveins: $x0
; CHECK-LABEL: name: test_combine_fneg_fneg_vec
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $x0
; CHECK: $x0 = COPY [[COPY]](<2 x s32>)
%0:_(<2 x s32>) = COPY $x0
%1:_(<2 x s32>) = G_FNEG %0(<2 x s32>)
%2:_(<2 x s32>) = G_FNEG %1(<2 x s32>)
$x0 = COPY %2(<2 x s32>)
...
---
name: test_combine_half_fneg_neg_constant
body: |
bb.1:
; CHECK-LABEL: name: test_combine_half_fneg_neg_constant
; CHECK: [[C:%[0-9]+]]:_(s16) = G_FCONSTANT half 0xH4580
; CHECK: $h0 = COPY [[C]](s16)
%0:_(s16) = G_FCONSTANT half 0xHC580
%1:_(s16) = G_FNEG %0
$h0 = COPY %1(s16)
...
---
name: test_combine_half_fneg_pos_constant
body: |
bb.1:
; CHECK-LABEL: name: test_combine_half_fneg_pos_constant
; CHECK: [[C:%[0-9]+]]:_(s16) = G_FCONSTANT half 0xHC580
; CHECK: $h0 = COPY [[C]](s16)
%0:_(s16) = G_FCONSTANT half 0xH4580
%1:_(s16) = G_FNEG %0
$h0 = COPY %1(s16)
...
---
name: test_combine_float_fneg_neg_constant
body: |
bb.1:
; CHECK-LABEL: name: test_combine_float_fneg_neg_constant
; CHECK: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float 5.500000e+00
; CHECK: $w0 = COPY [[C]](s32)
%0:_(s32) = G_FCONSTANT float -5.500000e+00
%1:_(s32) = G_FNEG %0
$w0 = COPY %1(s32)
...
---
name: test_combine_float_fneg_pos_constant
body: |
bb.1:
; CHECK-LABEL: name: test_combine_float_fneg_pos_constant
; CHECK: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -5.500000e+00
; CHECK: $w0 = COPY [[C]](s32)
%0:_(s32) = G_FCONSTANT float 5.500000e+00
%1:_(s32) = G_FNEG %0
$w0 = COPY %1(s32)
...
---
name: test_combine_double_fneg_neg_constant
body: |
bb.1:
; CHECK-LABEL: name: test_combine_double_fneg_neg_constant
; CHECK: [[C:%[0-9]+]]:_(s64) = G_FCONSTANT double 4.200000e+00
; CHECK: $x0 = COPY [[C]](s64)
%0:_(s64) = G_FCONSTANT double -4.200000e+00
%1:_(s64) = G_FNEG %0
$x0 = COPY %1(s64)
...
---
name: test_combine_double_fneg_pos_constant
body: |
bb.1:
; CHECK-LABEL: name: test_combine_double_fneg_pos_constant
; CHECK: [[C:%[0-9]+]]:_(s64) = G_FCONSTANT double -4.200000e+00
; CHECK: $x0 = COPY [[C]](s64)
%0:_(s64) = G_FCONSTANT double 4.200000e+00
%1:_(s64) = G_FNEG %0
$x0 = COPY %1(s64)
...
|
