float_constants.mir 2.3 KB
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=FP32
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -mattr=+fp64,+mips32r2 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=FP64
--- |

  define void @e_single_precision() {entry: ret void}
  define void @e_double_precision() {entry: ret void}

...
---
name:            e_single_precision
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    ; FP32-LABEL: name: e_single_precision
    ; FP32: [[LUi:%[0-9]+]]:gpr32 = LUi 16429
    ; FP32: [[ORi:%[0-9]+]]:gpr32 = ORi [[LUi]], 63572
    ; FP32: [[MTC1_:%[0-9]+]]:fgr32 = MTC1 [[ORi]]
    ; FP32: $f0 = COPY [[MTC1_]]
    ; FP32: RetRA implicit $f0
    ; FP64-LABEL: name: e_single_precision
    ; FP64: [[LUi:%[0-9]+]]:gpr32 = LUi 16429
    ; FP64: [[ORi:%[0-9]+]]:gpr32 = ORi [[LUi]], 63572
    ; FP64: [[MTC1_:%[0-9]+]]:fgr32 = MTC1 [[ORi]]
    ; FP64: $f0 = COPY [[MTC1_]]
    ; FP64: RetRA implicit $f0
    %0:fprb(s32) = G_FCONSTANT float 0x4005BF0A80000000
    $f0 = COPY %0(s32)
    RetRA implicit $f0

...
---
name:            e_double_precision
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    ; FP32-LABEL: name: e_double_precision
    ; FP32: [[LUi:%[0-9]+]]:gpr32 = LUi 16389
    ; FP32: [[ORi:%[0-9]+]]:gpr32 = ORi [[LUi]], 48906
    ; FP32: [[LUi1:%[0-9]+]]:gpr32 = LUi 35604
    ; FP32: [[ORi1:%[0-9]+]]:gpr32 = ORi [[LUi1]], 22377
    ; FP32: [[BuildPairF64_:%[0-9]+]]:afgr64 = BuildPairF64 [[ORi1]], [[ORi]]
    ; FP32: $d0 = COPY [[BuildPairF64_]]
    ; FP32: RetRA implicit $d0
    ; FP64-LABEL: name: e_double_precision
    ; FP64: [[LUi:%[0-9]+]]:gpr32 = LUi 16389
    ; FP64: [[ORi:%[0-9]+]]:gpr32 = ORi [[LUi]], 48906
    ; FP64: [[LUi1:%[0-9]+]]:gpr32 = LUi 35604
    ; FP64: [[ORi1:%[0-9]+]]:gpr32 = ORi [[LUi1]], 22377
    ; FP64: [[BuildPairF64_64_:%[0-9]+]]:fgr64 = BuildPairF64_64 [[ORi1]], [[ORi]]
    ; FP64: $d0 = COPY [[BuildPairF64_64_]]
    ; FP64: RetRA implicit $d0
    %0:fprb(s64) = G_FCONSTANT double 0x4005BF0A8B145769
    $d0 = COPY %0(s64)
    RetRA implicit $d0

...