diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/ARM/tbl1.ll')
-rw-r--r-- | llvm/test/Transforms/InstCombine/ARM/tbl1.ll | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/llvm/test/Transforms/InstCombine/ARM/tbl1.ll b/llvm/test/Transforms/InstCombine/ARM/tbl1.ll deleted file mode 100644 index f3cd9102cdf..00000000000 --- a/llvm/test/Transforms/InstCombine/ARM/tbl1.ll +++ /dev/null @@ -1,35 +0,0 @@ -; NOTE: Assertions have been autogenerated by utils/update_test_checks.py -; RUN: opt < %s -instcombine -S | FileCheck %s - -target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" -target triple = "armv8-arm-none-eabi" - -; Turning a table lookup intrinsic into a shuffle vector instruction -; can be beneficial. If the mask used for the lookup is the constant -; vector {7,6,5,4,3,2,1,0}, then the back-end generates rev64 -; instructions instead. - -define <8 x i8> @tbl1_8x8(<8 x i8> %vec) { -; CHECK-LABEL: @tbl1_8x8( -; CHECK-NEXT: entry: -; CHECK-NEXT: [[TMP0:%.*]] = shufflevector <8 x i8> [[VEC:%.*]], <8 x i8> undef, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0> -; CHECK-NEXT: ret <8 x i8> [[TMP0]] -; -entry: - %vtbl1 = call <8 x i8> @llvm.arm.neon.vtbl1(<8 x i8> %vec, <8 x i8> <i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>) - ret <8 x i8> %vtbl1 -} - -; Bail the optimization if a mask index is out of range. -define <8 x i8> @tbl1_8x8_out_of_range(<8 x i8> %vec) { -; CHECK-LABEL: @tbl1_8x8_out_of_range( -; CHECK-NEXT: entry: -; CHECK-NEXT: [[VTBL1:%.*]] = call <8 x i8> @llvm.arm.neon.vtbl1(<8 x i8> [[VEC:%.*]], <8 x i8> <i8 8, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>) -; CHECK-NEXT: ret <8 x i8> [[VTBL1]] -; -entry: - %vtbl1 = call <8 x i8> @llvm.arm.neon.vtbl1(<8 x i8> %vec, <8 x i8> <i8 8, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>) - ret <8 x i8> %vtbl1 -} - -declare <8 x i8> @llvm.arm.neon.vtbl1(<8 x i8>, <8 x i8>) |