| ; RUN: opt -S -passes=gvn-hoist < %s |
| |
| define void @_Z3fn2v() #0 { |
| entry: |
| %a = alloca ptr, align 8 |
| %b = alloca i32, align 4 |
| %0 = load ptr, ptr %a, align 8 |
| store i8 0, ptr %0, align 1 |
| %1 = load i32, ptr %b, align 4 |
| %tobool = icmp ne i32 %1, 0 |
| br i1 %tobool, label %if.then, label %if.end |
| |
| if.then: ; preds = %entry |
| %call = call i64 @_Z3fn1v() #2 |
| %conv = trunc i64 %call to i32 |
| store i32 %conv, ptr %b, align 4 |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| %2 = load ptr, ptr %a, align 8 |
| store i8 0, ptr %2, align 1 |
| ret void |
| } |
| |
| ; Function Attrs: nounwind readonly |
| declare i64 @_Z3fn1v() #1 |
| |
| attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind readonly "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind readonly } |
