1 ; RUN: llc < %s -mtriple=armv7-apple-ios -o - | FileCheck %s 2 ; RUN: llc < %s -mtriple=thumbv7m-darwin-eabi -o - | FileCheck %s --check-prefix=DARWIN 3 ; RUN: llc < %s -mtriple=arm-none-eabi -o - | FileCheck --check-prefix=EABI %s 4 5 @from = common global [500 x i32] zeroinitializer, align 4 6 @to = common global [500 x i32] zeroinitializer, align 4 7 8 define void @f() { 9 entry: 10 11 ; CHECK: memmove 12 ; EABI: __aeabi_memmove 13 call void @llvm.memmove.p0i8.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8* bitcast ([500 x i32]* @to to i8*), i32 500, i32 0, i1 false) 14 15 ; CHECK: memcpy 16 ; EABI: __aeabi_memcpy 17 call void @llvm.memcpy.p0i8.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8* bitcast ([500 x i32]* @to to i8*), i32 500, i32 0, i1 false) 18 19 ; EABI memset swaps arguments 20 ; CHECK: mov r1, #0 21 ; CHECK: memset 22 ; DARWIN: movs r1, #0 23 ; DARWIN: memset 24 ; EABI: mov r2, #0 25 ; EABI: __aeabi_memset 26 call void @llvm.memset.p0i8.i32(i8* bitcast ([500 x i32]* @from to i8*), i8 0, i32 500, i32 0, i1 false) 27 unreachable 28 } 29 30 declare void @llvm.memmove.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 31 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 32 declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind 33
