1 ; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16 2 3 define i32 @sumc(i8* nocapture %to, i8* nocapture %from, i32) nounwind { 4 entry: 5 %sext = shl i32 %0, 16 6 %conv = ashr exact i32 %sext, 16 7 %cmp8 = icmp eq i32 %conv, 0 8 br i1 %cmp8, label %for.end, label %for.body.lr.ph 9 10 for.body.lr.ph: ; preds = %entry 11 %.pre = load i8, i8* %to, align 1 12 br label %for.body 13 14 for.body: ; preds = %for.body.lr.ph, %for.body 15 %1 = phi i8 [ %.pre, %for.body.lr.ph ], [ %conv4, %for.body ] 16 %i.010 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] 17 %from.addr.09 = phi i8* [ %from, %for.body.lr.ph ], [ %incdec.ptr, %for.body ] 18 %incdec.ptr = getelementptr inbounds i8, i8* %from.addr.09, i32 1 19 %2 = load i8, i8* %from.addr.09, align 1 20 %conv27 = zext i8 %2 to i32 21 %conv36 = zext i8 %1 to i32 22 %add = add nsw i32 %conv36, %conv27 23 %conv4 = trunc i32 %add to i8 24 store i8 %conv4, i8* %to, align 1 25 %inc = add nsw i32 %i.010, 1 26 %cmp = icmp eq i32 %inc, %conv 27 br i1 %cmp, label %for.end, label %for.body 28 ; 16-LABEL: sumc: 29 ; 16: lbu ${{[0-9]+}}, 0(${{[0-9]+}}) 30 ; 16: lbu ${{[0-9]+}}, 0(${{[0-9]+}}) 31 ; 16-LABEL: sum: 32 ; 16: lhu ${{[0-9]+}}, 0(${{[0-9]+}}) 33 ; 16: lhu ${{[0-9]+}}, 0(${{[0-9]+}}) 34 35 for.end: ; preds = %for.body, %entry 36 ret i32 undef 37 } 38 39 define i32 @sum(i16* nocapture %to, i16* nocapture %from, i32) nounwind { 40 entry: 41 %sext = shl i32 %0, 16 42 %conv = ashr exact i32 %sext, 16 43 %cmp8 = icmp eq i32 %conv, 0 44 br i1 %cmp8, label %for.end, label %for.body.lr.ph 45 46 for.body.lr.ph: ; preds = %entry 47 %.pre = load i16, i16* %to, align 2 48 br label %for.body 49 50 for.body: ; preds = %for.body.lr.ph, %for.body 51 %1 = phi i16 [ %.pre, %for.body.lr.ph ], [ %conv4, %for.body ] 52 %i.010 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] 53 %from.addr.09 = phi i16* [ %from, %for.body.lr.ph ], [ %incdec.ptr, %for.body ] 54 %incdec.ptr = getelementptr inbounds i16, i16* %from.addr.09, i32 1 55 %2 = load i16, i16* %from.addr.09, align 2 56 %conv27 = zext i16 %2 to i32 57 %conv36 = zext i16 %1 to i32 58 %add = add nsw i32 %conv36, %conv27 59 %conv4 = trunc i32 %add to i16 60 store i16 %conv4, i16* %to, align 2 61 %inc = add nsw i32 %i.010, 1 62 %cmp = icmp eq i32 %inc, %conv 63 br i1 %cmp, label %for.end, label %for.body 64 65 for.end: ; preds = %for.body, %entry 66 ret i32 undef 67 } 68 69 70
