1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -mtriple=riscv64-unknown-linux -mattr=+v -passes=slp-vectorizer -S | FileCheck %s 3 4@src = common global [8 x double] zeroinitializer, align 64 5@dst = common global [4 x double] zeroinitializer, align 64 6 7define void @test() { 8; CHECK-LABEL: @test( 9; CHECK-NEXT: [[TMP4:%.*]] = load <8 x double>, ptr @src, align 8 10; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x double> [[TMP4]], <8 x double> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6> 11; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <8 x double> [[TMP4]], <8 x double> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7> 12; CHECK-NEXT: [[TMP3:%.*]] = fsub fast <4 x double> [[TMP1]], [[TMP2]] 13; CHECK-NEXT: store <4 x double> [[TMP3]], ptr @dst, align 8 14; CHECK-NEXT: ret void 15; 16 %a0 = load double, ptr @src, align 8 17 %a1 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 1), align 8 18 %a2 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 2), align 8 19 %a3 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 3), align 8 20 %a4 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 4), align 8 21 %a5 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 5), align 8 22 %a6 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 6), align 8 23 %a7 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 7), align 8 24 %res1 = fsub fast double %a0, %a1 25 %res2 = fsub fast double %a2, %a3 26 %res3 = fsub fast double %a4, %a5 27 %res4 = fsub fast double %a6, %a7 28 store double %res1, ptr @dst, align 8 29 store double %res2, ptr getelementptr inbounds ([8 x double], ptr @dst, i32 0, i64 1), align 8 30 store double %res3, ptr getelementptr inbounds ([8 x double], ptr @dst, i32 0, i64 2), align 8 31 store double %res4, ptr getelementptr inbounds ([8 x double], ptr @dst, i32 0, i64 3), align 8 32 ret void 33} 34