1; RUN: llc < %s -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 -pre-RA-sched=source -disable-post-ra | FileCheck %s 2; RUN: llc < %s -mtriple=thumbv6m-apple-ios -mcpu=cortex-m0 -pre-RA-sched=source -disable-post-ra -mattr=+strict-align | FileCheck %s -check-prefix=CHECK-T1 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; CHECK-T1-LABEL: t0: 22; CHECK-T1: ldrb [[TREG1:r[0-9]]], 23; CHECK-T1: strb [[TREG1]], 24; CHECK-T1: ldrh [[TREG2:r[0-9]]], 25; CHECK-T1: strh [[TREG2]] 26 call void @llvm.memcpy.p0i8.p0i8.i32(i8* getelementptr inbounds (%struct.x, %struct.x* @dst, i32 0, i32 0), i8* getelementptr inbounds (%struct.x, %struct.x* @src, i32 0, i32 0), i32 11, i32 8, i1 false) 27 ret i32 0 28} 29 30define void @t1(i8* nocapture %C) nounwind { 31entry: 32; CHECK-LABEL: t1: 33; CHECK: movs [[INC:r[0-9]+]], #15 34; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1], [[INC]] 35; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0], [[INC]] 36; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 37; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0] 38 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str1, i64 0, i64 0), i64 31, i32 1, i1 false) 39 ret void 40} 41 42define void @t2(i8* nocapture %C) nounwind { 43entry: 44; CHECK-LABEL: t2: 45; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1]! 46; CHECK: movs [[INC:r[0-9]+]], #32 47; CHECK: add.w r3, r0, #16 48; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0], [[INC]] 49; CHECK: movw [[REG2:r[0-9]+]], #16716 50; CHECK: movt [[REG2:r[0-9]+]], #72 51; CHECK: str [[REG2]], [r0] 52; CHECK: vld1.64 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1] 53; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r3] 54 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str2, i64 0, i64 0), i64 36, i32 1, i1 false) 55 ret void 56} 57 58define void @t3(i8* nocapture %C) nounwind { 59entry: 60; CHECK-LABEL: t3: 61; CHECK: vld1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r1]! 62; CHECK: vst1.8 {d{{[0-9]+}}, d{{[0-9]+}}}, [r0]! 63; CHECK: vldr d{{[0-9]+}}, [r1] 64; CHECK: vst1.8 {d{{[0-9]+}}}, [r0] 65 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str3, i64 0, i64 0), i64 24, i32 1, i1 false) 66 ret void 67} 68 69define void @t4(i8* nocapture %C) nounwind { 70entry: 71; CHECK-LABEL: t4: 72; CHECK: vld1.64 {[[REG3:d[0-9]+]], [[REG4:d[0-9]+]]}, [r1] 73; CHECK: vst1.8 {[[REG3]], [[REG4]]}, [r0]! 74; CHECK: strh [[REG5:r[0-9]+]], [r0] 75 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str4, i64 0, i64 0), i64 18, i32 1, i1 false) 76 ret void 77} 78 79define void @t5(i8* nocapture %C) nounwind { 80entry: 81; CHECK-LABEL: t5: 82; CHECK: movs [[REG5:r[0-9]+]], #0 83; CHECK: strb [[REG5]], [r0, #6] 84; CHECK: movw [[REG6:r[0-9]+]], #21587 85; CHECK: strh [[REG6]], [r0, #4] 86; CHECK: movw [[REG7:r[0-9]+]], #18500 87; CHECK: movt [[REG7:r[0-9]+]], #22866 88; CHECK: str [[REG7]] 89; CHECK-T1-LABEL: t5: 90; CHECK-T1: movs [[TREG3:r[0-9]]], 91; CHECK-T1: strb [[TREG3]], 92; CHECK-T1: movs [[TREG4:r[0-9]]], 93; CHECK-T1: strb [[TREG4]], 94 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %C, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str5, i64 0, i64 0), i64 7, i32 1, i1 false) 95 ret void 96} 97 98define void @t6() nounwind { 99entry: 100; CHECK-LABEL: t6: 101; CHECK: vldr [[REG9:d[0-9]+]], [r0] 102; CHECK: vstr [[REG9]], [r1] 103; CHECK: adds r1, #6 104; CHECK: adds r0, #6 105; CHECK: vld1.16 106; CHECK: vst1.16 107; CHECK-T1-LABEL: t6: 108; CHECK-T1: movs [[TREG5:r[0-9]]], 109; CHECK-T1: strh [[TREG5]], 110; CHECK-T1: ldr [[TREG6:r[0-9]]], 111; CHECK-T1: str [[TREG6]] 112 call void @llvm.memcpy.p0i8.p0i8.i64(i8* getelementptr inbounds ([512 x i8], [512 x i8]* @spool.splbuf, i64 0, i64 0), i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str6, i64 0, i64 0), i64 14, i32 1, i1 false) 113 ret void 114} 115 116%struct.Foo = type { i32, i32, i32, i32 } 117 118define void @t7(%struct.Foo* nocapture %a, %struct.Foo* nocapture %b) nounwind { 119entry: 120; CHECK-LABEL: t7: 121; CHECK: vld1.32 122; CHECK: vst1.32 123; CHECK-T1-LABEL: t7: 124; CHECK-T1: ldr 125; CHECK-T1: str 126 %0 = bitcast %struct.Foo* %a to i8* 127 %1 = bitcast %struct.Foo* %b to i8* 128 tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %0, i8* %1, i32 16, i32 4, i1 false) 129 ret void 130} 131 132declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 133declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind 134