1 ; RUN: llc -O0 -frame-pointer=all < %s | FileCheck %s
3 target datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"
4 target triple = "msp430---elf"
6 define void @fp() nounwind {
12 %i = alloca i16, align 2
14 store i16 0, i16* %i, align 2
19 ; Due to FPB not being marked as reserved, the register allocator used to select
20 ; r4 as the register for the "r" constraint below. This test verifies that this
21 ; does not happen anymore. Note that the only reason an ISR is used here is that
22 ; the register allocator selects r4 first instead of fifth in a normal function.
23 define msp430_intrcc void @fpb_alloced() #0 {
24 ; CHECK-LABEL: fpb_alloced:
25 ; CHECK-NOT: mov.b #0, r4
27 call void asm sideeffect "nop", "r"(i8 0)
31 attributes #0 = { noinline nounwind optnone "interrupt"="2" }