llvm-for-llvmta/test/Transforms/InstCombine/apint-shift-simplify.ll

35 lines
693 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
define i41 @test0(i41 %A, i41 %B, i41 %C) {
%X = shl i41 %A, %C
%Y = shl i41 %B, %C
%Z = and i41 %X, %Y
ret i41 %Z
; CHECK-LABEL: @test0(
; CHECK-NEXT: and i41 %A, %B
; CHECK-NEXT: shl i41
; CHECK-NEXT: ret
}
define i57 @test1(i57 %A, i57 %B, i57 %C) {
%X = lshr i57 %A, %C
%Y = lshr i57 %B, %C
%Z = or i57 %X, %Y
ret i57 %Z
; CHECK-LABEL: @test1(
; CHECK-NEXT: or i57 %A, %B
; CHECK-NEXT: lshr i57
; CHECK-NEXT: ret
}
define i49 @test2(i49 %A, i49 %B, i49 %C) {
%X = ashr i49 %A, %C
%Y = ashr i49 %B, %C
%Z = xor i49 %X, %Y
ret i49 %Z
; CHECK-LABEL: @test2(
; CHECK-NEXT: xor i49 %A, %B
; CHECK-NEXT: ashr i49
; CHECK-NEXT: ret
}