llvm-project/llvm/test/Transforms/ConstProp/logicaltest.ll

36 lines
794 B
LLVM

; Ensure constant propogation of logical instructions is working correctly.
; RUN: llvm-as < %s | opt -constprop -die | llvm-dis | \
; RUN: not egrep {and|or|xor}
define i32 @test1() {
%R = and i32 4, 1234 ; <i32> [#uses=1]
ret i32 %R
}
define i1 @test1.upgrd.1() {
%R = and i1 true, false ; <i1> [#uses=1]
ret i1 %R
}
define i32 @test2() {
%R = or i32 4, 1234 ; <i32> [#uses=1]
ret i32 %R
}
define i1 @test2.upgrd.2() {
%R = or i1 true, false ; <i1> [#uses=1]
ret i1 %R
}
define i32 @test3() {
%R = xor i32 4, 1234 ; <i32> [#uses=1]
ret i32 %R
}
define i1 @test3.upgrd.3() {
%R = xor i1 true, false ; <i1> [#uses=1]
ret i1 %R
}