llvm/test/CodeGen/AArch64/GlobalISel/combine-flog2.mir

   1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
   2 # RUN: llc -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s
   3
   4 ---
   5 name:            test_combine_half_flog2_constant
   6 body:             |
   7   bb.1:
   8     ; CHECK-LABEL: name: test_combine_half_flog2_constant
   9     ; CHECK: [[C:%[0-9]+]]:_(s16) = G_FCONSTANT half 0xH4000
  10     ; CHECK: $h0 = COPY [[C]](s16)
  11     %0:_(s16) = G_FCONSTANT half 4.000000e+00
  12     %1:_(s16) = G_FLOG2 %0
  13     $h0 = COPY %1(s16)
  14 ...
  15 ---
  16 name:            test_combine_float_flog2_constant
  17 body:             |
  18   bb.1:
  19     ; CHECK-LABEL: name: test_combine_float_flog2_constant
  20     ; CHECK: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float 2.000000e+00
  21     ; CHECK: $w0 = COPY [[C]](s32)
  22     %0:_(s32) = G_FCONSTANT float 4.000000e+00
  23     %1:_(s32) = G_FLOG2 %0
  24     $w0 = COPY %1(s32)
  25 ...
  26 ---
  27 name:            test_combine_double_flog2_constant
  28 body:             |
  29   bb.1:
  30     ; CHECK-LABEL: name: test_combine_double_flog2_constant
  31     ; CHECK: [[C:%[0-9]+]]:_(s64) = G_FCONSTANT double 2.000000e+00
  32     ; CHECK: $x0 = COPY [[C]](s64)
  33     %0:_(s64) = G_FCONSTANT double 4.000000e+00
  34     %1:_(s64) = G_FLOG2 %0
  35     $x0 = COPY %1(s64)
  36 ...