1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=thumbv7-apple-darwin | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker; Use sp, #imm to lower frame indices when the offset is multiple of 4 4*9880d681SAndroid Build Coastguard Worker; and in the range of 0-1020. This saves code size by utilizing 5*9880d681SAndroid Build Coastguard Worker; 16-bit instructions. 6*9880d681SAndroid Build Coastguard Worker; rdar://9321541 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @t() nounwind { 9*9880d681SAndroid Build Coastguard Workerentry: 10*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t: 11*9880d681SAndroid Build Coastguard Worker; CHECK: sub sp, #12 12*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: sub 13*9880d681SAndroid Build Coastguard Worker; CHECK: add r0, sp, #4 14*9880d681SAndroid Build Coastguard Worker; CHECK: add r1, sp, #8 15*9880d681SAndroid Build Coastguard Worker; CHECK: mov r2, sp 16*9880d681SAndroid Build Coastguard Worker %size = alloca i32, align 4 17*9880d681SAndroid Build Coastguard Worker %count = alloca i32, align 4 18*9880d681SAndroid Build Coastguard Worker %index = alloca i32, align 4 19*9880d681SAndroid Build Coastguard Worker %0 = call i32 @foo(i32* %count, i32* %size, i32* %index) nounwind 20*9880d681SAndroid Build Coastguard Worker ret i32 %0 21*9880d681SAndroid Build Coastguard Worker} 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Workerdeclare i32 @foo(i32*, i32*, i32*) 24