[llvm] r363218 - [SLP] Update propagate_ir_flags.ll test to check that we do retain the common subset, NFC.
Dinar Temirbulatov via llvm-commits
llvm-commits at lists.llvm.org
Wed Jun 12 17:19:50 PDT 2019
Author: dinar
Date: Wed Jun 12 17:19:50 2019
New Revision: 363218
URL: http://llvm.org/viewvc/llvm-project?rev=363218&view=rev
Log:
[SLP] Update propagate_ir_flags.ll test to check that we do retain the common subset, NFC.
Modified:
llvm/trunk/test/Transforms/SLPVectorizer/X86/propagate_ir_flags.ll
Modified: llvm/trunk/test/Transforms/SLPVectorizer/X86/propagate_ir_flags.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/SLPVectorizer/X86/propagate_ir_flags.ll?rev=363218&r1=363217&r2=363218&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/SLPVectorizer/X86/propagate_ir_flags.ll (original)
+++ llvm/trunk/test/Transforms/SLPVectorizer/X86/propagate_ir_flags.ll Wed Jun 12 17:19:50 2019
@@ -224,6 +224,42 @@ define void @not_nuw(i32* %x) {
ret void
}
+define void @not_nsw_but_nuw(i32* %x) {
+; CHECK-LABEL: @not_nsw_but_nuw(
+; CHECK-NEXT: [[IDX1:%.*]] = getelementptr inbounds i32, i32* [[X:%.*]], i64 0
+; CHECK-NEXT: [[IDX2:%.*]] = getelementptr inbounds i32, i32* [[X]], i64 1
+; CHECK-NEXT: [[IDX3:%.*]] = getelementptr inbounds i32, i32* [[X]], i64 2
+; CHECK-NEXT: [[IDX4:%.*]] = getelementptr inbounds i32, i32* [[X]], i64 3
+; CHECK-NEXT: [[TMP1:%.*]] = bitcast i32* [[IDX1]] to <4 x i32>*
+; CHECK-NEXT: [[TMP2:%.*]] = load <4 x i32>, <4 x i32>* [[TMP1]], align 4
+; CHECK-NEXT: [[TMP3:%.*]] = add nuw <4 x i32> [[TMP2]], <i32 1, i32 1, i32 1, i32 1>
+; CHECK-NEXT: [[TMP4:%.*]] = bitcast i32* [[IDX1]] to <4 x i32>*
+; CHECK-NEXT: store <4 x i32> [[TMP3]], <4 x i32>* [[TMP4]], align 4
+; CHECK-NEXT: ret void
+;
+ %idx1 = getelementptr inbounds i32, i32* %x, i64 0
+ %idx2 = getelementptr inbounds i32, i32* %x, i64 1
+ %idx3 = getelementptr inbounds i32, i32* %x, i64 2
+ %idx4 = getelementptr inbounds i32, i32* %x, i64 3
+
+ %load1 = load i32, i32* %idx1, align 4
+ %load2 = load i32, i32* %idx2, align 4
+ %load3 = load i32, i32* %idx3, align 4
+ %load4 = load i32, i32* %idx4, align 4
+
+ %op1 = add nuw i32 %load1, 1
+ %op2 = add nuw nsw i32 %load2, 1
+ %op3 = add nuw nsw i32 %load3, 1
+ %op4 = add nuw i32 %load4, 1
+
+ store i32 %op1, i32* %idx1, align 4
+ store i32 %op2, i32* %idx2, align 4
+ store i32 %op3, i32* %idx3, align 4
+ store i32 %op4, i32* %idx4, align 4
+
+ ret void
+}
+
define void @nnan(float* %x) {
; CHECK-LABEL: @nnan(
; CHECK-NEXT: [[IDX1:%.*]] = getelementptr inbounds float, float* [[X:%.*]], i64 0
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