1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=arm64-none-eabi | FileCheck %s 3 4define void @bar(<8 x i16> %arg, ptr %p) nounwind { 5; CHECK-LABEL: bar: 6; CHECK: // %bb.0: 7; CHECK-NEXT: xtn v0.8b, v0.8h 8; CHECK-NEXT: str d0, [x0] 9; CHECK-NEXT: ret 10 %tmp = trunc <8 x i16> %arg to <8 x i8> 11 store <8 x i8> %tmp, ptr %p, align 8 12 ret void 13} 14 15@zptr8 = common global ptr null, align 8 16@zptr16 = common global ptr null, align 8 17@zptr32 = common global ptr null, align 8 18 19define void @fct32(i32 %arg, i64 %var) { 20; CHECK-LABEL: fct32: 21; CHECK: // %bb.0: // %bb 22; CHECK-NEXT: adrp x8, :got:zptr32 23; CHECK-NEXT: ldr x8, [x8, :got_lo12:zptr32] 24; CHECK-NEXT: ldr x8, [x8] 25; CHECK-NEXT: add x8, x8, w0, sxtw #2 26; CHECK-NEXT: stur w1, [x8, #-4] 27; CHECK-NEXT: ret 28bb: 29 %.pre37 = load ptr, ptr @zptr32, align 8 30 %dec = add nsw i32 %arg, -1 31 %idxprom8 = sext i32 %dec to i64 32 %arrayidx9 = getelementptr inbounds i32, ptr %.pre37, i64 %idxprom8 33 %tmp = trunc i64 %var to i32 34 store i32 %tmp, ptr %arrayidx9, align 4 35 ret void 36} 37 38define void @fct16(i32 %arg, i64 %var) { 39; CHECK-LABEL: fct16: 40; CHECK: // %bb.0: // %bb 41; CHECK-NEXT: adrp x8, :got:zptr16 42; CHECK-NEXT: ldr x8, [x8, :got_lo12:zptr16] 43; CHECK-NEXT: ldr x8, [x8] 44; CHECK-NEXT: add x8, x8, w0, sxtw #1 45; CHECK-NEXT: sturh w1, [x8, #-2] 46; CHECK-NEXT: ret 47bb: 48 %.pre37 = load ptr, ptr @zptr16, align 8 49 %dec = add nsw i32 %arg, -1 50 %idxprom8 = sext i32 %dec to i64 51 %arrayidx9 = getelementptr inbounds i16, ptr %.pre37, i64 %idxprom8 52 %tmp = trunc i64 %var to i16 53 store i16 %tmp, ptr %arrayidx9, align 4 54 ret void 55} 56 57define void @fct8(i32 %arg, i64 %var) { 58; CHECK-LABEL: fct8: 59; CHECK: // %bb.0: // %bb 60; CHECK-NEXT: adrp x8, :got:zptr8 61; CHECK-NEXT: ldr x8, [x8, :got_lo12:zptr8] 62; CHECK-NEXT: ldr x8, [x8] 63; CHECK-NEXT: add x8, x8, w0, sxtw 64; CHECK-NEXT: sturb w1, [x8, #-1] 65; CHECK-NEXT: ret 66bb: 67 %.pre37 = load ptr, ptr @zptr8, align 8 68 %dec = add nsw i32 %arg, -1 69 %idxprom8 = sext i32 %dec to i64 70 %arrayidx9 = getelementptr inbounds i8, ptr %.pre37, i64 %idxprom8 71 %tmp = trunc i64 %var to i8 72 store i8 %tmp, ptr %arrayidx9, align 4 73 ret void 74} 75