| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s | FileCheck %s |
| target 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" |
| target triple = "i386-apple-darwin9.5" |
| ; a - a should be found and removed, leaving refs to only L and P |
| define i8* @test(i8* %a, i8* %L, i8* %P) nounwind { |
| ; CHECK-LABEL: test: |
| ; CHECK: ## %bb.0: ## %entry |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: subl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: retl |
| entry: |
| %0 = ptrtoint i8* %a to i32 |
| %1 = ptrtoint i8* %P to i32 |
| %2 = sub i32 %1, %0 |
| %3 = ptrtoint i8* %L to i32 |
| %4 = sub i32 %2, %3 ; <i32> [#uses=1] |
| %5 = getelementptr i8, i8* %a, i32 %4 ; <i8*> [#uses=1] |
| br label %return |
| |
| return: ; preds = %bb3 |
| ret i8* %5 |
| } |
