; RUN: llc < %s -mtriple=arm-linux-androideabi -segmented-stacks -verify-machineinstrs | FileCheck %s -check-prefix=ARM-android ; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -segmented-stacks -verify-machineinstrs | FileCheck %s -check-prefix=ARM-linux ; RUN: llc < %s -mtriple=arm-linux-androideabi -segmented-stacks -filetype=obj ; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -segmented-stacks -filetype=obj ; Just to prevent the alloca from being optimized away declare void @dummy_use(i32*, i32) define i32 @test_basic(i32 %l) { %mem = alloca i32, i32 %l call void @dummy_use (i32* %mem, i32 %l) %terminate = icmp eq i32 %l, 0 br i1 %terminate, label %true, label %false true: ret i32 0 false: %newlen = sub i32 %l, 1 %retvalue = call i32 @test_basic(i32 %newlen) ret i32 %retvalue ; ARM-linux: test_basic: ; ARM-linux: push {r4, r5} ; ARM-linux-NEXT: mrc p15, #0, r4, c13, c0, #3 ; ARM-linux-NEXT: mov r5, sp ; ARM-linux-NEXT: ldr r4, [r4, #4] ; ARM-linux-NEXT: cmp r4, r5 ; ARM-linux-NEXT: blo .LBB0_2 ; ARM-linux: mov r4, #24 ; ARM-linux-NEXT: mov r5, #0 ; ARM-linux-NEXT: stmdb sp!, {lr} ; ARM-linux-NEXT: bl __morestack ; ARM-linux-NEXT: ldm sp!, {lr} ; ARM-linux-NEXT: pop {r4, r5} ; ARM-linux-NEXT: bx lr ; ARM-linux: pop {r4, r5} ; ARM-android: test_basic: ; ARM-android: push {r4, r5} ; ARM-android-NEXT: mrc p15, #0, r4, c13, c0, #3 ; ARM-android-NEXT: mov r5, sp ; ARM-android-NEXT: ldr r4, [r4, #252] ; ARM-android-NEXT: cmp r4, r5 ; ARM-android-NEXT: blo .LBB0_2 ; ARM-android: mov r4, #24 ; ARM-android-NEXT: mov r5, #0 ; ARM-android-NEXT: stmdb sp!, {lr} ; ARM-android-NEXT: bl __morestack ; ARM-android-NEXT: ldm sp!, {lr} ; ARM-android-NEXT: pop {r4, r5} ; ARM-android-NEXT: bx lr ; ARM-android: pop {r4, r5} }