forked from OSchip/llvm-project
30 lines
1.7 KiB
LLVM
30 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt %s -scalarizer -scalarize-load-store -dce -S | FileCheck --check-prefixes=ALL %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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; Test that constant inserts are nicely scalarized
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define <4 x i32> @f1(<4 x i32> *%src, i32 %repl, i32 %index) {
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; ALL-LABEL: @f1(
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; ALL-NEXT: [[SRC_I0:%.*]] = bitcast <4 x i32>* [[SRC:%.*]] to i32*
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; ALL-NEXT: [[VAL0_I0:%.*]] = load i32, i32* [[SRC_I0]], align 16
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; ALL-NEXT: [[SRC_I1:%.*]] = getelementptr i32, i32* [[SRC_I0]], i32 1
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; ALL-NEXT: [[VAL0_I1:%.*]] = load i32, i32* [[SRC_I1]], align 4
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; ALL-NEXT: [[SRC_I2:%.*]] = getelementptr i32, i32* [[SRC_I0]], i32 2
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; ALL-NEXT: [[VAL0_I2:%.*]] = load i32, i32* [[SRC_I2]], align 8
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; ALL-NEXT: [[VAL2_I0:%.*]] = shl i32 1, [[VAL0_I0]]
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; ALL-NEXT: [[VAL2_I1:%.*]] = shl i32 2, [[VAL0_I1]]
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; ALL-NEXT: [[VAL2_I2:%.*]] = shl i32 3, [[VAL0_I2]]
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; ALL-NEXT: [[VAL2_I3:%.*]] = shl i32 4, [[REPL:%.*]]
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; ALL-NEXT: [[VAL2_UPTO0:%.*]] = insertelement <4 x i32> poison, i32 [[VAL2_I0]], i32 0
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; ALL-NEXT: [[VAL2_UPTO1:%.*]] = insertelement <4 x i32> [[VAL2_UPTO0]], i32 [[VAL2_I1]], i32 1
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; ALL-NEXT: [[VAL2_UPTO2:%.*]] = insertelement <4 x i32> [[VAL2_UPTO1]], i32 [[VAL2_I2]], i32 2
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; ALL-NEXT: [[VAL2:%.*]] = insertelement <4 x i32> [[VAL2_UPTO2]], i32 [[VAL2_I3]], i32 3
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; ALL-NEXT: ret <4 x i32> [[VAL2]]
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;
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%val0 = load <4 x i32> , <4 x i32> *%src
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%val1 = insertelement <4 x i32> %val0, i32 %repl, i32 3
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%val2 = shl <4 x i32> <i32 1, i32 2, i32 3, i32 4>, %val1
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ret <4 x i32> %val2
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}
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