[NFC][ARM] Adding extra test for ARM CGP

Added a reproducer that I received a while ago.

llvm-svn: 346132
This commit is contained in:
Sam Parker 2018-11-05 14:17:27 +00:00
parent cd5e59f552
commit 7275eec6e3
1 changed files with 14 additions and 0 deletions

View File

@ -166,6 +166,19 @@ if.then: ; preds = %for.cond
br label %for.cond.backedge br label %for.cond.backedge
} }
%struct.atomic_flag = type { i8 }
; CHECK-LABEL: atomic_flag_test_and_set
; CHECK-NOT: uxt
define zeroext i1 @atomic_flag_test_and_set(%struct.atomic_flag* %object) {
entry:
%_Value = getelementptr inbounds %struct.atomic_flag, %struct.atomic_flag* %object, i32 0, i32 0
%call = tail call arm_aapcscc zeroext i8 @__atomic_exchange_1(i8* %_Value, i8 zeroext 1, i32 5) #1
%0 = and i8 %call, 1
%tobool = icmp ne i8 %0, 0
ret i1 %tobool
}
declare i32 @assert(...) declare i32 @assert(...)
declare i8 @dummy_i8(i8) declare i8 @dummy_i8(i8)
declare i8 @dummy2(i8*, i8, i8) declare i8 @dummy2(i8*, i8, i8)
@ -173,6 +186,7 @@ declare i16 @dummy3(i16)
declare dso_local i32 @e(...) local_unnamed_addr #1 declare dso_local i32 @e(...) local_unnamed_addr #1
declare dso_local zeroext i16 @f(...) local_unnamed_addr #1 declare dso_local zeroext i16 @f(...) local_unnamed_addr #1
declare dso_local arm_aapcscc i8 @__atomic_exchange_1(i8*, i8, i32) local_unnamed_addr
declare noalias i16** @func_62(i8 zeroext %p_63, i32 %p_64, i16 signext %p_65, i32* nocapture readnone %p_66) declare noalias i16** @func_62(i8 zeroext %p_63, i32 %p_64, i16 signext %p_65, i32* nocapture readnone %p_66)
declare fastcc signext i16 @safe_sub_func_int16_t_s_s(i16 signext %si2) declare fastcc signext i16 @safe_sub_func_int16_t_s_s(i16 signext %si2)