| ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| ; RUN: llc -mtriple=aarch64-- -mcpu=falkor -mattr=+lse -O0 -aarch64-enable-atomic-cfg-tidy=0 -stop-after=irtranslator -global-isel -verify-machineinstrs %s -o - | FileCheck %s |
| |
| define i16 @convert_to_fp16(float %src) { |
| ; CHECK-LABEL: name: convert_to_fp16 |
| ; CHECK: bb.1 (%ir-block.0): |
| ; CHECK: liveins: $s0 |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $s0 |
| ; CHECK: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[COPY]](s32) |
| ; CHECK: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FPTRUNC]](s16) |
| ; CHECK: $w0 = COPY [[ANYEXT]](s32) |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %cvt = call i16 @llvm.convert.to.fp16.f32(float %src) |
| ret i16 %cvt |
| } |
| |
| define float @convert_from_fp16(i16 %src) { |
| ; CHECK-LABEL: name: convert_from_fp16 |
| ; CHECK: bb.1 (%ir-block.0): |
| ; CHECK: liveins: $w0 |
| ; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $w0 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32) |
| ; CHECK: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[TRUNC]](s16) |
| ; CHECK: $s0 = COPY [[FPEXT]](s32) |
| ; CHECK: RET_ReallyLR implicit $s0 |
| %cvt = call float @llvm.convert.from.fp16.f32(i16 %src) |
| ret float %cvt |
| } |
| |
| declare i16 @llvm.convert.to.fp16.f32(float) nounwind readnone |
| declare float @llvm.convert.from.fp16.f32(i16) nounwind readnone |
