| Jakob Stoklund Olesen | d74d284 | 2012-05-23 22:37:27 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -mcpu=cortex-a8 | FileCheck %s |
| 2 | target triple = "thumbv7-apple-ios" |
| 3 | |
| 4 | ; CHECK: local_split |
| 5 | ; |
| 6 | ; The load must go into d0-15 which are all clobbered by the asm. |
| 7 | ; RAGreedy should split the range and use d16-d31 to avoid a spill. |
| 8 | ; |
| 9 | ; CHECK: vldr s |
| 10 | ; CHECK-NOT: vstr |
| 11 | ; CHECK: vadd.f32 |
| 12 | ; CHECK-NOT: vstr |
| 13 | ; CHECK: vorr |
| 14 | ; CHECK: vstr s |
| 15 | define void @local_split(float* nocapture %p) nounwind ssp { |
| 16 | entry: |
| 17 | %x = load float* %p, align 4 |
| 18 | %a = fadd float %x, 1.0 |
| 19 | tail call void asm sideeffect "", "~{d0},~{d1},~{d2},~{d3},~{d4},~{d5},~{d6},~{d7},~{d8},~{d9},~{d10},~{d11},~{d12},~{d13},~{d14},~{d15}"() nounwind |
| 20 | store float %a, float* %p, align 4 |
| 21 | ret void |
| 22 | } |