view test/CodeGen/Thumb/large-stack.ll @ 33:e4204d083e25

LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children 60c9769439b8
line wrap: on
line source

; RUN: llc < %s -mtriple=thumb-apple-ios | FileCheck %s

define void @test1() {
; CHECK-LABEL: test1:
; CHECK: sub sp, #256
; CHECK: add sp, #256
    %tmp = alloca [ 64 x i32 ] , align 4
    ret void
}

define void @test2() {
; CHECK-LABEL: test2:
; CHECK: ldr r0, LCPI
; CHECK: add sp, r0
; CHECK: subs r4, r7, #4
; CHECK: mov sp, r4
    %tmp = alloca [ 4168 x i8 ] , align 4
    ret void
}

define i32 @test3() {
; CHECK-LABEL: test3:
; CHECK: ldr r1, LCPI
; CHECK: add sp, r1
; CHECK: ldr r1, LCPI
; CHECK: add r1, sp
; CHECK: subs r4, r7, #4
; CHECK: mov sp, r4
    %retval = alloca i32, align 4
    %tmp = alloca i32, align 4
    %a = alloca [805306369 x i8], align 16
    store i32 0, i32* %tmp
    %tmp1 = load i32* %tmp
    ret i32 %tmp1
}