mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 16:33:37 +01:00
24 lines
540 B
LLVM
24 lines
540 B
LLVM
; This is a basic sanity check for constant propogation. It tests the basic
|
|
; arithmatic operations.
|
|
|
|
|
|
; RUN: opt %s -sccp | llvm-dis | not grep mul
|
|
; RUN: opt %s -sccp | llvm-dis | not grep umod
|
|
|
|
define i128 @test(i1 %B) {
|
|
br i1 %B, label %BB1, label %BB2
|
|
BB1:
|
|
%t1 = add i128 0, 1
|
|
%t2 = sub i128 0, %t1
|
|
%t3 = mul i128 %t2, -1
|
|
br label %BB3
|
|
BB2:
|
|
%f1 = udiv i128 -1, 1
|
|
%f2 = add i128 %f1, 1
|
|
%f3 = urem i128 %f2, 2121
|
|
br label %BB3
|
|
BB3:
|
|
%Ret = phi i128 [%t3, %BB1], [%f3, %BB2]
|
|
ret i128 %Ret
|
|
}
|