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1; RUN: llc < %s -mtriple=arm-linux-androideabi -mattr=+v4t -verify-machineinstrs | FileCheck %s -check-prefix=ARM-android2; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -mattr=+v4t -verify-machineinstrs | FileCheck %s -check-prefix=ARM-linux3; RUN: llc < %s -mtriple=arm-linux-androideabi -mattr=+v4t -filetype=obj4; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -mattr=+v4t -filetype=obj5 6; Just to prevent the alloca from being optimized away7declare void @dummy_use(ptr, i32)8 9define i32 @test_basic(i32 %l) #0 {10 %mem = alloca i32, i32 %l11 call void @dummy_use (ptr %mem, i32 %l)12 %terminate = icmp eq i32 %l, 013 br i1 %terminate, label %true, label %false14 15true:16 ret i32 017 18false:19 %newlen = sub i32 %l, 120 %retvalue = call i32 @test_basic(i32 %newlen)21 ret i32 %retvalue22 23; ARM-linux: test_basic:24 25; ARM-linux: push {r4, r5}26; ARM-linux-NEXT: mrc p15, #0, r4, c13, c0, #327; ARM-linux-NEXT: mov r5, sp28; ARM-linux-NEXT: ldr r4, [r4, #4]29; ARM-linux-NEXT: cmp r4, r530; ARM-linux-NEXT: bls .LBB0_231 32; ARM-linux: mov r4, #1633; ARM-linux-NEXT: mov r5, #034; ARM-linux-NEXT: stmdb sp!, {lr}35; ARM-linux-NEXT: bl __morestack36; ARM-linux-NEXT: ldm sp!, {lr}37; ARM-linux-NEXT: pop {r4, r5}38; ARM-linux-NEXT: bx lr39 40; ARM-linux: pop {r4, r5}41 42 43; ARM-android: test_basic:44 45; ARM-android: push {r4, r5}46; ARM-android-NEXT: mrc p15, #0, r4, c13, c0, #347; ARM-android-NEXT: mov r5, sp48; ARM-android-NEXT: ldr r4, [r4, #252]49; ARM-android-NEXT: cmp r4, r550; ARM-android-NEXT: bls .LBB0_251 52; ARM-android: mov r4, #1653; ARM-android-NEXT: mov r5, #054; ARM-android-NEXT: stmdb sp!, {lr}55; ARM-android-NEXT: bl __morestack56; ARM-android-NEXT: ldm sp!, {lr}57; ARM-android-NEXT: pop {r4, r5}58; ARM-android-NEXT: bx lr59 60; ARM-android: pop {r4, r5}61 62}63 64attributes #0 = { "split-stack" }65