test/CodeGen/AArch64/GlobalISel/combine-fptrunc.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s

---
name:            test_combine_float_to_half_fptrunc_constant
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_combine_float_to_half_fptrunc_constant
    ; CHECK: [[C:%[0-9]+]]:_(s16) = G_FCONSTANT half 0xH4580
    ; CHECK: $h0 = COPY [[C]](s16)
    %0:_(s32) = G_FCONSTANT float 5.500000e+00
    %1:_(s16) = G_FPTRUNC %0(s32)
    $h0 = COPY %1(s16)
...
---
name:            test_combine_double_to_half_fptrunc_constant
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_combine_double_to_half_fptrunc_constant
    ; CHECK: [[C:%[0-9]+]]:_(s16) = G_FCONSTANT half 0xH4433
    ; CHECK: $h0 = COPY [[C]](s16)
    %0:_(s64) = G_FCONSTANT double 4.200000e+00
    %1:_(s16) = G_FPTRUNC %0(s64)
    $h0 = COPY %1(s16)
...
---
name:            test_combine_double_to_foat_fptrunc_constant
body:             |
  bb.1:
    ; CHECK-LABEL: name: test_combine_double_to_foat_fptrunc_constant
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x4010CCCCC0000000
    ; CHECK: $w0 = COPY [[C]](s32)
    %0:_(s64) = G_FCONSTANT double 4.200000e+00
    %1:_(s32) = G_FPTRUNC %0(s64)
    $w0 = COPY %1(s32)
...