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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -S -instsimplify | FileCheck %s
declare i32 @llvm.bitreverse.i32(i32)
declare <2 x i32> @llvm.bitreverse.v2i32(<2 x i32>)
define i1 @test1(i32 %arg) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: ret i1 false
;
%a = or i32 %arg, 1
%b = call i32 @llvm.bitreverse.i32(i32 %a)
%res = icmp eq i32 %b, 0
ret i1 %res
}
define i1 @test1v(<2 x i32> %arg) {
; CHECK-LABEL: @test1v(
; CHECK-NEXT: ret i1 false
;
%a = or <2 x i32> %arg, <i32 1, i32 0>
%b = call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> %a)
%c = extractelement <2 x i32> %b, i32 0
%res = icmp eq i32 %c, 0
ret i1 %res
}
define i1 @test2(i32 %arg) {
; CHECK-LABEL: @test2(
; CHECK-NEXT: ret i1 false
;
%a = or i32 %arg, 1024
%b = call i32 @llvm.bitreverse.i32(i32 %a)
%res = icmp eq i32 %b, 0
ret i1 %res
}
define i1 @test2v(<2 x i32> %arg) {
; CHECK-LABEL: @test2v(
; CHECK-NEXT: ret i1 false
;
%a = or <2 x i32> %arg, <i32 0, i32 1024>
%b = call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> %a)
%c = extractelement <2 x i32> %b, i32 1
%res = icmp eq i32 %c, 0
ret i1 %res
}
define i1 @test3(i32 %arg) {
; CHECK-LABEL: @test3(
; CHECK-NEXT: ret i1 false
;
%a = and i32 %arg, 1
%b = call i32 @llvm.bitreverse.i32(i32 %a)
%and = and i32 %b, 1
%res = icmp eq i32 %and, 1
ret i1 %res
}
define i1 @test3v(<2 x i32> %arg) {
; CHECK-LABEL: @test3v(
; CHECK-NEXT: ret i1 false
;
%a = and <2 x i32> %arg, <i32 1, i32 -1>
%b = call <2 x i32> @llvm.bitreverse.v2i32(<2 x i32> %a)
%and = and <2 x i32> %b, <i32 1, i32 -1>
%ext = extractelement <2 x i32> %and, i32 0
%res = icmp eq i32 %ext, 1
ret i1 %res
}
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