| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6 |
| ; RUN: opt -passes=gvn -S -o - < %s | FileCheck %s |
| |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define i64 @foo(ptr %arrayidx) { |
| ; CHECK-LABEL: define i64 @foo( |
| ; CHECK-SAME: ptr [[ARRAYIDX:%.*]]) { |
| ; CHECK-NEXT: [[ENTRY:.*:]] |
| ; CHECK-NEXT: [[P:%.*]] = load ptr, ptr [[ARRAYIDX]], align 8 |
| ; CHECK-NEXT: [[CMPNULL:%.*]] = icmp eq ptr [[P]], null |
| ; CHECK-NEXT: [[TMP0:%.*]] = ptrtoint ptr [[P]] to i64 |
| ; CHECK-NEXT: br label %[[BB2:.*]] |
| ; CHECK: [[ENTRY2:.*:]] |
| ; CHECK-NEXT: br label %[[BB2]] |
| ; CHECK: [[BB2]]: |
| ; CHECK-NEXT: ret i64 [[TMP0]] |
| ; |
| entry: |
| %p = load ptr, ptr %arrayidx, align 8 |
| %cmpnull = icmp eq ptr %p, null |
| br label %BB2 |
| |
| entry2: ; No predecessors! |
| br label %BB2 |
| |
| BB2: ; preds = %entry2, %entry |
| %load = load i64, ptr %arrayidx, align 8 |
| ret i64 %load |
| } |
