Mon P Wang | cab98e3 | 2010-11-19 19:08:12 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=x86-64 -mattr=+sse42 -disable-mmx | FileCheck %s |
| 2 | |
| 3 | |
| 4 | define float @extractFloat1() nounwind { |
| 5 | entry: |
| 6 | ; CHECK: 1065353216 |
| 7 | %tmp0 = bitcast <1 x double> <double 0x000000003F800000> to <2 x float> |
| 8 | %tmp1 = extractelement <2 x float> %tmp0, i32 0 |
| 9 | ret float %tmp1 |
| 10 | } |
| 11 | |
| 12 | define float @extractFloat2() nounwind { |
| 13 | entry: |
| 14 | ; CHECK: pxor %xmm0, %xmm0 |
| 15 | %tmp4 = bitcast <1 x double> <double 0x000000003F800000> to <2 x float> |
| 16 | %tmp5 = extractelement <2 x float> %tmp4, i32 1 |
| 17 | ret float %tmp5 |
| 18 | } |
| 19 | |
| 20 | define i32 @extractInt2() nounwind { |
| 21 | entry: |
| 22 | ; CHECK: xorl %eax, %eax |
| 23 | %tmp4 = bitcast <1 x i64> <i64 256> to <2 x i32> |
| 24 | %tmp5 = extractelement <2 x i32> %tmp4, i32 1 |
| 25 | ret i32 %tmp5 |
| 26 | } |
| 27 | |