| ; RUN: llc -O0 -mtriple=i686-unknown -mcpu=skx -o - %s |
| ; RUN: llc -O0 -mtriple=x86_64-unknown -mcpu=skx -o - %s |
| ; RUN: llc -mtriple=i686-unknown -mcpu=skx -o - %s |
| ; RUN: llc -mtriple=x86_64-unknown -mcpu=skx -o - %s |
| |
| @c = external constant i8, align 1 |
| |
| define void @foo() { |
| entry: |
| %a = alloca i8, align 1 |
| %b = alloca i32, align 4 |
| %0 = load i8, i8* @c, align 1 |
| %conv = zext i8 %0 to i32 |
| %sub = sub nsw i32 0, %conv |
| %conv1 = sext i32 %sub to i64 |
| %sub2 = sub nsw i64 0, %conv1 |
| %conv3 = trunc i64 %sub2 to i8 |
| %tobool = icmp ne i8 %conv3, 0 |
| %frombool = zext i1 %tobool to i8 |
| store i8 %frombool, i8* %a, align 1 |
| %1 = load i8, i8* @c, align 1 |
| %tobool4 = icmp ne i8 %1, 0 |
| %lnot = xor i1 %tobool4, true |
| %lnot5 = xor i1 %lnot, true |
| %conv6 = zext i1 %lnot5 to i32 |
| %2 = load i8, i8* @c, align 1 |
| %conv7 = zext i8 %2 to i32 |
| %cmp = icmp sle i32 %conv6, %conv7 |
| %conv8 = zext i1 %cmp to i32 |
| store i32 %conv8, i32* %b, align 4 |
| ret void |
| } |
