| Anton Korobeynikov | b9b5840 | 2010-03-14 18:42:43 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s | FileCheck %s |
| 2 | ; RUN: llc -mattr=+fp16,+vfp3 | 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: foo: |
| 12 | ; CHECK-FP6: 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.f16.f32 |
| 19 | %3 = tail call float @llvm.convert.from.fp16(i16 %1) |
| 20 | ; CHECK: __gnu_h2f_ieee |
| 21 | ; CHECK-FP16: vcvtb.f16.f32 |
| 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.f32.f16 |
| 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 |