| ; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s |
| |
| ; Use sp, #imm to lower frame indices when the offset is multiple of 4 |
| ; and in the range of 0-1020. This saves code size by utilizing |
| ; 16-bit instructions. |
| ; rdar://9321541 |
| |
| define i32 @t() nounwind { |
| entry: |
| ; CHECK-LABEL: t: |
| ; CHECK: sub sp, #12 |
| ; CHECK-NOT: sub |
| ; CHECK: add r0, sp, #4 |
| ; CHECK: add r1, sp, #8 |
| ; CHECK: mov r2, sp |
| %size = alloca i32, align 4 |
| %count = alloca i32, align 4 |
| %index = alloca i32, align 4 |
| %0 = call i32 @foo(ptr %count, ptr %size, ptr %index) nounwind |
| ret i32 %0 |
| } |
| |
| declare i32 @foo(ptr, ptr, ptr) |
