[llvm] 552c8eb - [SLP][NFC]Add a test with the wrong result extension after reduction,
Alexey Bataev via llvm-commits
llvm-commits at lists.llvm.org
Wed Mar 27 14:29:55 PDT 2024
Author: Alexey Bataev
Date: 2024-03-27T14:26:05-07:00
New Revision: 552c8eb731a1fabef4d81e2a69911506adf39e22
URL: https://github.com/llvm/llvm-project/commit/552c8eb731a1fabef4d81e2a69911506adf39e22
DIFF: https://github.com/llvm/llvm-project/commit/552c8eb731a1fabef4d81e2a69911506adf39e22.diff
LOG: [SLP][NFC]Add a test with the wrong result extension after reduction,
NFC.
Added:
llvm/test/Transforms/SLPVectorizer/RISCV/reduction-extension-after-bitwidth.ll
Modified:
Removed:
################################################################################
diff --git a/llvm/test/Transforms/SLPVectorizer/RISCV/reduction-extension-after-bitwidth.ll b/llvm/test/Transforms/SLPVectorizer/RISCV/reduction-extension-after-bitwidth.ll
new file mode 100644
index 00000000000000..611003a55d735b
--- /dev/null
+++ b/llvm/test/Transforms/SLPVectorizer/RISCV/reduction-extension-after-bitwidth.ll
@@ -0,0 +1,33 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
+; RUN: opt -S -mtriple=riscv64-unknown-linux-gnu -mattr="+v" --passes=slp-vectorizer < %s | FileCheck %s
+
+define i32 @test(ptr %0, ptr %1) {
+; CHECK-LABEL: define i32 @test(
+; CHECK-SAME: ptr [[TMP0:%.*]], ptr [[TMP1:%.*]]) #[[ATTR0:[0-9]+]] {
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[LOAD_5:%.*]] = load i32, ptr [[TMP1]], align 4
+; CHECK-NEXT: [[TMP2:%.*]] = call i1 @llvm.vector.reduce.and.v4i1(<4 x i1> <i1 true, i1 true, i1 true, i1 true>)
+; CHECK-NEXT: [[TMP3:%.*]] = sext i1 [[TMP2]] to i32
+; CHECK-NEXT: [[OP_RDX:%.*]] = and i32 [[TMP3]], [[LOAD_5]]
+; CHECK-NEXT: ret i32 [[OP_RDX]]
+;
+entry:
+ %zext.0 = zext i8 1 to i32
+ %zext.1 = zext i8 1 to i32
+ %zext.2 = zext i8 1 to i32
+ %zext.3 = zext i8 1 to i32
+ %select.zext.0 = select i1 false, i32 -1, i32 %zext.0
+ %select.zext.1 = select i1 false, i32 0, i32 %zext.1
+ %select.zext.2 = select i1 false, i32 0, i32 %zext.2
+ %select.zext.3 = select i1 false, i32 0, i32 %zext.3
+
+ %load.5 = load i32, ptr %1, align 4
+
+ %and.0 = and i32 %load.5, %select.zext.0
+ %and.1 = and i32 %and.0, %select.zext.1
+ %and.2 = and i32 %and.1, %select.zext.2
+ %and.3 = and i32 %and.2, %select.zext.3
+
+ ret i32 %and.3
+}
+
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