1; RUN: llc < %s -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 -pre-RA-sched=source -disable-post-ra | FileCheck %s 2 3%struct.x = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8 } 4 5@src = external global %struct.x 6@dst = external global %struct.x 7 8@.str1 = private unnamed_addr constant [31 x i8] c"DHRYSTONE PROGRAM, SOME STRING\00", align 1 9@.str2 = private unnamed_addr constant [36 x i8] c"DHRYSTONE PROGRAM, SOME STRING BLAH\00", align 1 10@.str3 = private unnamed_addr constant [24 x i8] c"DHRYSTONE PROGRAM, SOME\00", align 1 11@.str4 = private unnamed_addr constant [18 x i8] c"DHRYSTONE PROGR \00", align 1 12@.str5 = private unnamed_addr constant [7 x i8] c"DHRYST\00", align 1 13@.str6 = private unnamed_addr constant [14 x i8] c"/tmp/rmXXXXXX\00", align 1 14@spool.splbuf = internal global [512 x i8] zeroinitializer, align 16 15 16define i32 @t0() { 17entry: 18; CHECK-LABEL: t0: 19; CHECK: vldr [[REG1:d[0-9]+]], 20; CHECK: vstr [[REG1]], 21 call void @llvm.memcpy.p0i8.p0i8.i32(i8* getelementptr inbounds (%struct.x* @dst, i32 0, i32 0), i8* getelementptr inbounds (%struct.x* @src, i32 0, i32 0), i32 11, i32 8, i1 false) 22 ret i32 0 23} 24 25define void @t1(i8* nocapture %C) nounwind { 26entry: 27; CHECK-LABEL: t1: 28; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 29; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0] 30; CHECK: adds r0, #15 31; CHECK: adds r1, #15 32; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 33; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0] 34 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([31 x i8]* @.str1, i64 0, i64 0), i64 31, i32 1, i1 false) 35 ret void 36} 37 38define void @t2(i8* nocapture %C) nounwind { 39entry: 40; CHECK-LABEL: t2: 41; CHECK: ldr [[REG2:r[0-9]+]], [r1, #32] 42; CHECK: str [[REG2]], [r0, #32] 43; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 44; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0] 45; CHECK: adds r0, #16 46; CHECK: adds r1, #16 47; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 48; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0] 49 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([36 x i8]* @.str2, i64 0, i64 0), i64 36, i32 1, i1 false) 50 ret void 51} 52 53define void @t3(i8* nocapture %C) nounwind { 54entry: 55; CHECK-LABEL: t3: 56; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 57; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0] 58; CHECK: adds r0, #16 59; CHECK: adds r1, #16 60; CHECK: vld1.8 {d{{[0-9]+}}}, [r1] 61; CHECK: vst1.8 {d{{[0-9]+}}}, [r0] 62 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([24 x i8]* @.str3, i64 0, i64 0), i64 24, i32 1, i1 false) 63 ret void 64} 65 66define void @t4(i8* nocapture %C) nounwind { 67entry: 68; CHECK-LABEL: t4: 69; CHECK: vld1.8 {[[REG3:d[0-9]+]], [[REG4:d[0-9]+]]}, [r1] 70; CHECK: vst1.8 {[[REG3]], [[REG4]]}, [r0] 71 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([18 x i8]* @.str4, i64 0, i64 0), i64 18, i32 1, i1 false) 72 ret void 73} 74 75define void @t5(i8* nocapture %C) nounwind { 76entry: 77; CHECK-LABEL: t5: 78; CHECK: movs [[REG5:r[0-9]+]], #0 79; CHECK: strb [[REG5]], [r0, #6] 80; CHECK: movw [[REG6:r[0-9]+]], #21587 81; CHECK: strh [[REG6]], [r0, #4] 82; CHECK: ldr [[REG7:r[0-9]+]], 83; CHECK: str [[REG7]] 84 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([7 x i8]* @.str5, i64 0, i64 0), i64 7, i32 1, i1 false) 85 ret void 86} 87 88define void @t6() nounwind { 89entry: 90; CHECK-LABEL: t6: 91; CHECK: vld1.8 {[[REG8:d[0-9]+]]}, [r0] 92; CHECK: vstr [[REG8]], [r1] 93; CHECK: adds r1, #6 94; CHECK: adds r0, #6 95; CHECK: vld1.8 96; CHECK: vst1.16 97 call void @llvm.memcpy.p0i8.p0i8.i64(i8* getelementptr inbounds ([512 x i8]* @spool.splbuf, i64 0, i64 0), i8* getelementptr inbounds ([14 x i8]* @.str6, i64 0, i64 0), i64 14, i32 1, i1 false) 98 ret void 99} 100 101%struct.Foo = type { i32, i32, i32, i32 } 102 103define void @t7(%struct.Foo* nocapture %a, %struct.Foo* nocapture %b) nounwind { 104entry: 105; CHECK: t7 106; CHECK: vld1.32 107; CHECK: vst1.32 108 %0 = bitcast %struct.Foo* %a to i8* 109 %1 = bitcast %struct.Foo* %b to i8* 110 tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %0, i8* %1, i32 16, i32 4, i1 false) 111 ret void 112} 113 114declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 115declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind 116