1 ; RUN: llc < %s | FileCheck %s 2 ; RUN: llc -mattr=+vfp3,+fp16 < %s | FileCheck --check-prefix=CHECK-FP16 %s 3 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32" 4 target triple = "armv7-eabi" 5 6 @x = global i16 12902 7 @y = global i16 0 8 @z = common global i16 0 9 10 define arm_aapcs_vfpcc void @foo() nounwind { 11 ; CHECK-LABEL: foo: 12 ; CHECK-FP6-LABEL: foo: 13 entry: 14 %0 = load i16* @x, align 2 15 %1 = load i16* @y, align 2 16 %2 = tail call float @llvm.convert.from.fp16(i16 %0) 17 ; CHECK: __gnu_h2f_ieee 18 ; CHECK-FP16: vcvtb.f32.f16 19 %3 = tail call float @llvm.convert.from.fp16(i16 %1) 20 ; CHECK: __gnu_h2f_ieee 21 ; CHECK-FP16: vcvtb.f32.f16 22 %4 = fadd float %2, %3 23 %5 = tail call i16 @llvm.convert.to.fp16(float %4) 24 ; CHECK: __gnu_f2h_ieee 25 ; CHECK-FP16: vcvtb.f16.f32 26 store i16 %5, i16* @x, align 2 27 ret void 28 } 29 30 declare float @llvm.convert.from.fp16(i16) nounwind readnone 31 32 declare i16 @llvm.convert.to.fp16(float) nounwind readnone 33
