1; RUN: llc -mtriple=hexagon < %s | FileCheck %s 2; Honor the alignment of a halfword on byte boundaries. 3; CHECK-NOT: memh 4 5target triple = "hexagon-unknown-linux-gnu" 6 7%s.0 = type <{ i16, i8, i16 }> 8 9@g0 = common global %s.0 zeroinitializer, align 1 10 11; Function Attrs: nounwind 12define i32 @f0(i32 %a0) #0 { 13b0: 14 %v0 = alloca i32, align 4 15 store i32 %a0, ptr %v0, align 4 16 store i8 1, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 1), align 1 17 %v1 = load i16, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 2), align 1 18 %v2 = add i16 %v1, 1 19 store i16 %v2, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 2), align 1 20 %v3 = load i32, ptr %v0, align 4 21 %v4 = icmp ne i32 %v3, 0 22 br i1 %v4, label %b1, label %b2 23 24b1: ; preds = %b0 25 %v5 = load i16, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 2), align 1 26 %v6 = zext i16 %v5 to i32 27 %v7 = or i32 %v6, 6144 28 %v8 = trunc i32 %v7 to i16 29 store i16 %v8, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 2), align 1 30 br label %b3 31 32b2: ; preds = %b0 33 %v9 = load i16, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 2), align 1 34 %v10 = zext i16 %v9 to i32 35 %v11 = or i32 %v10, 2048 36 %v12 = trunc i32 %v11 to i16 37 store i16 %v12, ptr getelementptr inbounds (%s.0, ptr @g0, i32 0, i32 2), align 1 38 br label %b3 39 40b3: ; preds = %b2, %b1 41 ret i32 0 42} 43 44attributes #0 = { nounwind } 45