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[SLP][NFC]Add a test with the incorrect type promotion after bitwidth analysis, NFC

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Alexey Bataev 2025-04-11 11:08:49 -07:00
parent e15025dd50
commit c9ad5bed7f
1 changed files with 43 additions and 0 deletions
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43
llvm/test/Transforms/SLPVectorizer/X86/trunced-buildvector-scalar-extended.ll Normal file
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
define <4 x float> @test(i64 %0) {
; CHECK-LABEL: define <4 x float> @test(
; CHECK-SAME: i64 [[TMP0:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: [[TMP1:%.*]] = trunc i64 [[TMP0]] to i32
; CHECK-NEXT: [[TMP2:%.*]] = insertelement <4 x i32> <i32 0, i32 0, i32 poison, i32 0>, i32 [[TMP1]], i32 2
; CHECK-NEXT: [[TMP3:%.*]] = sext <4 x i32> [[TMP2]] to <4 x i64>
; CHECK-NEXT: [[TMP4:%.*]] = sitofp <4 x i64> [[TMP3]] to <4 x float>
; CHECK-NEXT: [[TMP5:%.*]] = sitofp <4 x i32> [[TMP2]] to <4 x float>
; CHECK-NEXT: [[TMP6:%.*]] = fadd <4 x float> [[TMP4]], [[TMP5]]
; CHECK-NEXT: [[TMP7:%.*]] = fcmp ogt <4 x float> [[TMP6]], zeroinitializer
; CHECK-NEXT: ret <4 x float> [[TMP6]]
;
entry:
%1 = trunc i64 0 to i32
%2 = sitofp i32 %1 to float
%3 = sitofp i64 0 to float
%4 = fadd float %3, %2
%to_max.i = fcmp ogt float %4, 0.000000e+00
%5 = trunc i64 0 to i32
%6 = sitofp i32 %5 to float
%7 = sitofp i64 0 to float
%8 = fadd float %7, %6
%to_max.i.1 = fcmp ogt float %8, 0.000000e+00
%9 = trunc i64 %0 to i32
%10 = sitofp i32 %9 to float
%11 = sitofp i64 %0 to float
%12 = fadd float %11, %10
%to_max.i.2 = fcmp ogt float %12, 0.000000e+00
%13 = trunc i64 0 to i32
%14 = sitofp i32 %13 to float
%15 = sitofp i64 0 to float
%16 = fadd float %15, %14
%to_max.i.3 = fcmp ogt float %16, 0.000000e+00
%r0 = insertelement <4 x float> poison, float %4, i32 0
%r1 = insertelement <4 x float> %r0, float %8, i32 1
%r2 = insertelement <4 x float> %r1, float %12, i32 2
%r3 = insertelement <4 x float> %r2, float %16, i32 3
ret <4 x float> %r3
}