[llvm] 55c82f1 - [SLP][NFC]Add a test with arguments of functions, reduced by minbitwidth

[Alexey Bataev via llvm-commits]

Author: Alexey Bataev
Date: 2024-03-20T08:08:01-07:00
New Revision: 55c82f149c5065947f3de3fcde137e8172eee223

URL: https://github.com/llvm/llvm-project/commit/55c82f149c5065947f3de3fcde137e8172eee223
DIFF: https://github.com/llvm/llvm-project/commit/55c82f149c5065947f3de3fcde137e8172eee223.diff

LOG: [SLP][NFC]Add a test with arguments of functions, reduced by minbitwidth
analysis.

Added: 
    llvm/test/Transforms/SLPVectorizer/X86/cmp-after-intrinsic-call-minbitwidth.ll

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/SLPVectorizer/X86/cmp-after-intrinsic-call-minbitwidth.ll b/llvm/test/Transforms/SLPVectorizer/X86/cmp-after-intrinsic-call-minbitwidth.ll
new file mode 100644
index 00000000000000..a05d4fdd6315b5
--- /dev/null
+++ b/llvm/test/Transforms/SLPVectorizer/X86/cmp-after-intrinsic-call-minbitwidth.ll
@@ -0,0 +1,40 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
+; RUN: opt --passes=slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu -mcpu=cascadelake < %s | FileCheck %s
+
+define void @test() {
+; CHECK-LABEL: define void @test(
+; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    [[TMP0:%.*]] = call <2 x i32> @llvm.smin.v2i32(<2 x i32> zeroinitializer, <2 x i32> zeroinitializer)
+; CHECK-NEXT:    [[TMP1:%.*]] = select <2 x i1> zeroinitializer, <2 x i32> zeroinitializer, <2 x i32> [[TMP0]]
+; CHECK-NEXT:    [[TMP2:%.*]] = or <2 x i32> [[TMP1]], zeroinitializer
+; CHECK-NEXT:    [[ADD:%.*]] = extractelement <2 x i32> [[TMP2]], i32 1
+; CHECK-NEXT:    [[SHR:%.*]] = ashr i32 [[ADD]], 0
+; CHECK-NEXT:    [[ADD45:%.*]] = extractelement <2 x i32> [[TMP2]], i32 0
+; CHECK-NEXT:    [[ADD152:%.*]] = or i32 [[ADD45]], [[ADD]]
+; CHECK-NEXT:    [[IDXPROM153:%.*]] = sext i32 [[ADD152]] to i64
+; CHECK-NEXT:    [[ARRAYIDX154:%.*]] = getelementptr i8, ptr null, i64 [[IDXPROM153]]
+; CHECK-NEXT:    [[CALL155:%.*]] = tail call i32 null(ptr null, i32 0, ptr [[ARRAYIDX154]], i32 0)
+; CHECK-NEXT:    ret void
+;
+entry:
+  %conv = sext i16 0 to i32
+  %cmp.i = icmp sgt i32 0, %conv
+  %cond.i = tail call i32 @llvm.smin.i32(i32 %conv, i32 0)
+  %cond5.i = select i1 %cmp.i, i32 0, i32 %cond.i
+  %conv43 = sext i16 0 to i32
+  %cmp.i6193 = icmp sgt i32 0, %conv43
+  %cond.i6194 = tail call i32 @llvm.smin.i32(i32 %conv43, i32 0)
+  %cond5.i6195 = select i1 %cmp.i6193, i32 0, i32 %cond.i6194
+  %add = or i32 %cond5.i, 0
+  %shr = ashr i32 %add, 0
+  %add45 = or i32 %cond5.i6195, 0
+  %add152 = or i32 %add45, %add
+  %idxprom153 = sext i32 %add152 to i64
+  %arrayidx154 = getelementptr i8, ptr null, i64 %idxprom153
+  %call155 = tail call i32 null(ptr null, i32 0, ptr %arrayidx154, i32 0)
+  ret void
+}
+
+declare i32 @llvm.smin.i32(i32, i32)
+