1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -passes=instcombine %s -S -o - | FileCheck %s 3 4target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 5target triple = "x86_64-unknown-linux-gnu" 6 7%test1.struct = type { i32, i32 } 8@test1.aligned_glbl = global %test1.struct zeroinitializer, align 4 9define void @test1(ptr %ptr) { 10; CHECK-LABEL: @test1( 11; CHECK-NEXT: store i64 0, ptr [[PTR:%.*]], align 8 12; CHECK-NEXT: ret void 13; 14 %and = and i64 ptrtoint (ptr getelementptr (%test1.struct, ptr @test1.aligned_glbl, i32 0, i32 1) to i64), 3 15 store i64 %and, ptr %ptr 16 ret void 17} 18 19; Make sure we do not infinite loop trying to convert a constant expression back-and-forth. 20 21@channel_wg4idx = external dso_local constant [9 x i8], align 1 22 23define i64 @OpenFilter(i64 %x) { 24; CHECK-LABEL: @OpenFilter( 25; CHECK-NEXT: [[TMP1:%.*]] = trunc i64 [[X:%.*]] to i8 26; CHECK-NEXT: [[T:%.*]] = sub i8 [[TMP1]], ptrtoint (ptr @channel_wg4idx to i8) 27; CHECK-NEXT: [[R:%.*]] = zext i8 [[T]] to i64 28; CHECK-NEXT: ret i64 [[R]] 29; 30 %sub = sub i64 %x, ptrtoint (ptr @channel_wg4idx to i64) 31 %t = trunc i64 %sub to i8 32 %r = zext i8 %t to i64 33 ret i64 %r 34} 35