xref: /llvm-project/llvm/test/Transforms/InstCombine/add3.ll (revision 90ba33099cbb17e7c159e9ebc5a512037db99d6d)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt < %s -passes=instcombine -S | FileCheck %s
3
4;; Target triple for gep raising case below.
5target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
6target triple = "i686-apple-darwin8"
7
8; PR1795
9define void @test2(i32 %.val24) {
10; CHECK-LABEL: define void @test2(
11; CHECK-SAME: i32 [[DOTVAL24:%.*]]) {
12; CHECK-NEXT:  EntryBlock:
13; CHECK-NEXT:    [[TMP0:%.*]] = add i32 [[DOTVAL24]], -12
14; CHECK-NEXT:    [[TMP1:%.*]] = inttoptr i32 [[TMP0]] to ptr
15; CHECK-NEXT:    store i32 1, ptr [[TMP1]], align 4
16; CHECK-NEXT:    [[TMP2:%.*]] = add i32 [[DOTVAL24]], -16
17; CHECK-NEXT:    [[TMP3:%.*]] = inttoptr i32 [[TMP2]] to ptr
18; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr i8, ptr [[TMP3]], i32 4
19; CHECK-NEXT:    [[TMP5:%.*]] = load i32, ptr [[TMP4]], align 4
20; CHECK-NEXT:    [[TMP6:%.*]] = tail call i32 @callee(i32 [[TMP5]])
21; CHECK-NEXT:    ret void
22;
23EntryBlock:
24  add i32 %.val24, -12
25  inttoptr i32 %0 to ptr
26  store i32 1, ptr %1
27  add i32 %.val24, -16
28  inttoptr i32 %2 to ptr
29  getelementptr i32, ptr %3, i32 1
30  load i32, ptr %4
31  tail call i32 @callee( i32 %5 )
32  ret void
33}
34
35declare i32 @callee(i32)
36