1 ; RUN: llc < %s -march=x86 | grep "(%esp)" | count 2 2 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" 3 target triple = "i386-apple-darwin9.5" 4 ; a - a should be found and removed, leaving refs to only L and P 5 define i8* @test(i8* %a, i8* %L, i8* %P) nounwind { 6 entry: 7 %0 = ptrtoint i8* %a to i32 8 %1 = ptrtoint i8* %P to i32 9 %2 = sub i32 %1, %0 10 %3 = ptrtoint i8* %L to i32 11 %4 = sub i32 %2, %3 ; <i32> [#uses=1] 12 %5 = getelementptr i8, i8* %a, i32 %4 ; <i8*> [#uses=1] 13 br label %return 14 15 return: ; preds = %bb3 16 ret i8* %5 17 } 18
