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 16 define i32 @t0() { 17 entry: 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 25 define void @t1(i8* nocapture %C) nounwind { 26 entry: 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 38 define void @t2(i8* nocapture %C) nounwind { 39 entry: 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 53 define void @t3(i8* nocapture %C) nounwind { 54 entry: 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 66 define void @t4(i8* nocapture %C) nounwind { 67 entry: 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 75 define void @t5(i8* nocapture %C) nounwind { 76 entry: 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 88 define void @t6() nounwind { 89 entry: 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 } 102 103 define void @t7(%struct.Foo* nocapture %a, %struct.Foo* nocapture %b) nounwind { 104 entry: 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 } 113 114 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind 115 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind 116
