xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/t2abs-killflags.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc %s -o - -verify-machineinstrs | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
4*9880d681SAndroid Build Coastguard Workertarget triple = "thumbv7s-unknown-unknown"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; Test that we don't crash the machine verifier when expanding t2ABS.
7*9880d681SAndroid Build Coastguard Worker; It was applying the kill flag to its source, even if the original t2ABS didn't
8*9880d681SAndroid Build Coastguard Worker; kill the operand prior to pseudo expansion.
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Worker; Function Attrs: noreturn
11*9880d681SAndroid Build Coastguard Workerdeclare void @foo(i32, i32) #0
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test
14*9880d681SAndroid Build Coastguard Worker; CHECK: rsbmi
15*9880d681SAndroid Build Coastguard Workerdefine void @test(i32 %arg) {
16*9880d681SAndroid Build Coastguard Worker  %cmp58 = icmp slt i32 %arg, 0
17*9880d681SAndroid Build Coastguard Worker  %sub62 = sub nsw i32 0, %arg
18*9880d681SAndroid Build Coastguard Worker  %l.1 = select i1 %cmp58, i32 %sub62, i32 %arg
19*9880d681SAndroid Build Coastguard Worker  call void @foo(i32 %l.1, i32 %arg) #0
20*9880d681SAndroid Build Coastguard Worker  unreachable
21*9880d681SAndroid Build Coastguard Worker}
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Workerattributes #0 = { noreturn }
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