f9bc00e4bb
Adds initial support for interleaved loads, which allows emission of segmented loads for RISCV RVV. Vectorizes extra code for RISCV CFP2006/447.dealII, CFP2006/453.povray, CFP2017rate/510.parest_r, CFP2017rate/511.povray_r, CFP2017rate/526.blender_r, CFP2017rate/538.imagick_r, CINT2006/403.gcc, CINT2006/473.astar, CINT2017rate/502.gcc_r, CINT2017rate/525.x264_r Reviewers: RKSimon, preames Reviewed By: preames Pull Request: https://github.com/llvm/llvm-project/pull/112042
34 lines
2.0 KiB
LLVM
34 lines
2.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -mtriple=riscv64-unknown-linux -mattr=+v -passes=slp-vectorizer -S | FileCheck %s
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@src = common global [8 x double] zeroinitializer, align 64
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@dst = common global [4 x double] zeroinitializer, align 64
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define void @test() {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: [[TMP4:%.*]] = load <8 x double>, ptr @src, align 8
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; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <8 x double> [[TMP4]], <8 x double> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <8 x double> [[TMP4]], <8 x double> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
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; CHECK-NEXT: [[TMP3:%.*]] = fsub fast <4 x double> [[TMP1]], [[TMP2]]
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; CHECK-NEXT: store <4 x double> [[TMP3]], ptr @dst, align 8
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; CHECK-NEXT: ret void
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;
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%a0 = load double, ptr @src, align 8
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%a1 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 1), align 8
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%a2 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 2), align 8
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%a3 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 3), align 8
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%a4 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 4), align 8
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%a5 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 5), align 8
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%a6 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 6), align 8
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%a7 = load double, ptr getelementptr inbounds ([8 x double], ptr @src, i32 0, i64 7), align 8
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%res1 = fsub fast double %a0, %a1
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%res2 = fsub fast double %a2, %a3
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%res3 = fsub fast double %a4, %a5
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%res4 = fsub fast double %a6, %a7
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store double %res1, ptr @dst, align 8
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store double %res2, ptr getelementptr inbounds ([8 x double], ptr @dst, i32 0, i64 1), align 8
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store double %res3, ptr getelementptr inbounds ([8 x double], ptr @dst, i32 0, i64 2), align 8
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store double %res4, ptr getelementptr inbounds ([8 x double], ptr @dst, i32 0, i64 3), align 8
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ret void
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}
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