| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -passes=instcombine %s -S -o - | FileCheck %s |
| |
| target 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" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %test1.struct = type { i32, i32 } |
| @test1.aligned_glbl = global %test1.struct zeroinitializer, align 4 |
| define void @test1(ptr %ptr) { |
| ; CHECK-LABEL: @test1( |
| ; CHECK-NEXT: store i64 0, ptr [[PTR:%.*]], align 8 |
| ; CHECK-NEXT: ret void |
| ; |
| %and = and i64 ptrtoint (ptr getelementptr (%test1.struct, ptr @test1.aligned_glbl, i32 0, i32 1) to i64), 3 |
| store i64 %and, ptr %ptr |
| ret void |
| } |
| |
| ; Make sure we do not infinite loop trying to convert a constant expression back-and-forth. |
| |
| @channel_wg4idx = external dso_local constant [9 x i8], align 1 |
| |
| define i64 @OpenFilter(i64 %x) { |
| ; CHECK-LABEL: @OpenFilter( |
| ; CHECK-NEXT: [[T:%.*]] = sub i64 [[X:%.*]], zext (i8 ptrtoint (ptr @channel_wg4idx to i8) to i64) |
| ; CHECK-NEXT: [[R:%.*]] = and i64 [[T]], 255 |
| ; CHECK-NEXT: ret i64 [[R]] |
| ; |
| %sub = sub i64 %x, ptrtoint (ptr @channel_wg4idx to i64) |
| %t = trunc i64 %sub to i8 |
| %r = zext i8 %t to i64 |
| ret i64 %r |
| } |