| ; RUN: llc -march=x86-64 < %s -disable-fp-elim | FileCheck %s |
| |
| ; This test is checking that we don't crash and we don't incorrectly fold |
| ; a large displacement and a frame index into a single lea. |
| ; <rdar://problem/9763308> |
| |
| declare void @bar([39 x i8]*) |
| define i32 @f(i64 %a, i64 %b) nounwind readnone { |
| entry: |
| %stack_main = alloca [39 x i8] |
| call void @bar([39 x i8]* %stack_main) |
| %tmp6 = add i64 %a, -2147483647 |
| %.sum = add i64 %tmp6, %b |
| %tmp8 = getelementptr inbounds [39 x i8], [39 x i8]* %stack_main, i64 0, i64 %.sum |
| %tmp9 = load i8, i8* %tmp8, align 1 |
| %tmp10 = sext i8 %tmp9 to i32 |
| ret i32 %tmp10 |
| } |
| ; CHECK-LABEL: f: |
| ; CHECK: movsbl -2147483647 |