xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb/2011-06-16-NoGPRs.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s
2*9880d681SAndroid Build Coastguard Worker;
3*9880d681SAndroid Build Coastguard Worker; This test would crash because isel creates a GPR register for the return
4*9880d681SAndroid Build Coastguard Worker; value from f1. The register is only used by tBLXr_r9 which accepts a full GPR
5*9880d681SAndroid Build Coastguard Worker; register, but we cannot have live GPRs in thumb mode because we don't know how
6*9880d681SAndroid Build Coastguard Worker; to spill them.
7*9880d681SAndroid Build Coastguard Worker;
8*9880d681SAndroid Build Coastguard Worker; <rdar://problem/9624323>
9*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32"
10*9880d681SAndroid Build Coastguard Workertarget triple = "thumbv6-apple-darwin10"
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Worker%0 = type opaque
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerdeclare i8* (i8*, i8*, ...)* @f1(i8*, i8*) optsize
15*9880d681SAndroid Build Coastguard Workerdeclare i8* @f2(i8*, i8*, ...)
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerdefine internal void @f(i8* %self, i8* %_cmd, %0* %inObjects, %0* %inIndexes) optsize ssp {
18*9880d681SAndroid Build Coastguard Workerentry:
19*9880d681SAndroid Build Coastguard Worker  %call14 = tail call i8* (i8*, i8*, ...)* (i8*, i8*) @f1(i8* undef, i8* %_cmd) optsize
20*9880d681SAndroid Build Coastguard Worker  %0 = bitcast i8* (i8*, i8*, ...)* %call14 to void (i8*, i8*, %0*, %0*)*
21*9880d681SAndroid Build Coastguard Worker  tail call void %0(i8* %self, i8* %_cmd, %0* %inObjects, %0* %inIndexes) optsize
22*9880d681SAndroid Build Coastguard Worker  tail call void bitcast (i8* (i8*, i8*, ...)* @f2 to void (i8*, i8*, i32, %0*, %0*)*)(i8* %self, i8* undef, i32 2, %0* %inIndexes, %0* undef) optsize
23*9880d681SAndroid Build Coastguard Worker  ret void
24*9880d681SAndroid Build Coastguard Worker}
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