xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/2011-07-13-BadFrameIndexDisplacement.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=x86-64 < %s -disable-fp-elim | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; This test is checking that we don't crash and we don't incorrectly fold
4*9880d681SAndroid Build Coastguard Worker; a large displacement and a frame index into a single lea.
5*9880d681SAndroid Build Coastguard Worker; <rdar://problem/9763308>
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdeclare void @bar([39 x i8]*)
8*9880d681SAndroid Build Coastguard Workerdefine i32 @f(i64 %a, i64 %b) nounwind readnone {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker  %stack_main = alloca [39 x i8]
11*9880d681SAndroid Build Coastguard Worker  call void @bar([39 x i8]* %stack_main)
12*9880d681SAndroid Build Coastguard Worker  %tmp6 = add i64 %a, -2147483647
13*9880d681SAndroid Build Coastguard Worker  %.sum = add i64 %tmp6, %b
14*9880d681SAndroid Build Coastguard Worker  %tmp8 = getelementptr inbounds [39 x i8], [39 x i8]* %stack_main, i64 0, i64 %.sum
15*9880d681SAndroid Build Coastguard Worker  %tmp9 = load i8, i8* %tmp8, align 1
16*9880d681SAndroid Build Coastguard Worker  %tmp10 = sext i8 %tmp9 to i32
17*9880d681SAndroid Build Coastguard Worker  ret i32 %tmp10
18*9880d681SAndroid Build Coastguard Worker}
19*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f:
20*9880d681SAndroid Build Coastguard Worker; CHECK: movsbl	-2147483647
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