xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/vec_zero-2.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -mattr=+sse2
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i32 @t() {
4*9880d681SAndroid Build Coastguard Workerentry:
5*9880d681SAndroid Build Coastguard Worker	br i1 true, label %bb4743, label %bb1656
6*9880d681SAndroid Build Coastguard Workerbb1656:		; preds = %entry
7*9880d681SAndroid Build Coastguard Worker	ret i32 0
8*9880d681SAndroid Build Coastguard Workerbb1664:		; preds = %entry
9*9880d681SAndroid Build Coastguard Worker	br i1 false, label %bb5310, label %bb4743
10*9880d681SAndroid Build Coastguard Workerbb4743:		; preds = %bb1664
11*9880d681SAndroid Build Coastguard Worker	%tmp5256 = bitcast <2 x i64> zeroinitializer to <8 x i16>		; <<8 x i16>> [#uses=1]
12*9880d681SAndroid Build Coastguard Worker	%tmp5257 = sub <8 x i16> %tmp5256, zeroinitializer		; <<8 x i16>> [#uses=1]
13*9880d681SAndroid Build Coastguard Worker	%tmp5258 = bitcast <8 x i16> %tmp5257 to <2 x i64>		; <<2 x i64>> [#uses=1]
14*9880d681SAndroid Build Coastguard Worker	%tmp5265 = bitcast <2 x i64> %tmp5258 to <8 x i16>		; <<8 x i16>> [#uses=1]
15*9880d681SAndroid Build Coastguard Worker	%tmp5266 = call <16 x i8> @llvm.x86.sse2.packuswb.128( <8 x i16> %tmp5265, <8 x i16> zeroinitializer ) nounwind readnone 		; <<8 x i16>> [#uses=1]
16*9880d681SAndroid Build Coastguard Worker	%tmp5267 = bitcast <16 x i8> %tmp5266 to <2 x i64>		; <<2 x i64>> [#uses=1]
17*9880d681SAndroid Build Coastguard Worker	%tmp5294 = and <2 x i64> zeroinitializer, %tmp5267		; <<2 x i64>> [#uses=1]
18*9880d681SAndroid Build Coastguard Worker	br label %bb5310
19*9880d681SAndroid Build Coastguard Workerbb5310:		; preds = %bb4743, %bb1664
20*9880d681SAndroid Build Coastguard Worker	%tmp5294.pn = phi <2 x i64> [ %tmp5294, %bb4743 ], [ zeroinitializer, %bb1664 ]		; <<2 x i64>> [#uses=0]
21*9880d681SAndroid Build Coastguard Worker	ret i32 0
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerdeclare <16 x i8> @llvm.x86.sse2.packuswb.128(<8 x i16>, <8 x i16>) nounwind readnone
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