forked from OSchip/llvm-project
271 lines
11 KiB
LLVM
271 lines
11 KiB
LLVM
; RUN: llc < %s -asm-verbose=false -verify-machineinstrs -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers -mattr=+unimplemented-simd128 | FileCheck %s
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; Test that the logic to choose between v128.const vector
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; initialization and splat vector initialization and to optimize the
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; choice of splat value works correctly.
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown"
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; CHECK-LABEL: same_const_one_replaced_i16x8:
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; CHECK-NEXT: .functype same_const_one_replaced_i16x8 (i32) -> (v128)
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; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 42, 42, 42, 42, 42, 0, 42, 42
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; CHECK-NEXT: i16x8.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 5, $0
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; CHECK-NEXT: return $pop[[L1]]
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define <8 x i16> @same_const_one_replaced_i16x8(i16 %x) {
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%v = insertelement
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<8 x i16> <i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42>,
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i16 %x,
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i32 5
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ret <8 x i16> %v
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}
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; CHECK-LABEL: different_const_one_replaced_i16x8:
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; CHECK-NEXT: .functype different_const_one_replaced_i16x8 (i32) -> (v128)
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; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 1, -2, 3, -4, 5, 0, 7, -8
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; CHECK-NEXT: i16x8.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 5, $0
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; CHECK-NEXT: return $pop[[L1]]
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define <8 x i16> @different_const_one_replaced_i16x8(i16 %x) {
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%v = insertelement
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<8 x i16> <i16 1, i16 -2, i16 3, i16 -4, i16 5, i16 -6, i16 7, i16 -8>,
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i16 %x,
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i32 5
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ret <8 x i16> %v
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}
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; CHECK-LABEL: same_const_one_replaced_f32x4:
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; CHECK-NEXT: .functype same_const_one_replaced_f32x4 (f32) -> (v128)
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; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0x1.5p5, 0x1.5p5, 0x0p0, 0x1.5p5
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; CHECK-NEXT: f32x4.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 2, $0
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; CHECK-NEXT: return $pop[[L1]]
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define <4 x float> @same_const_one_replaced_f32x4(float %x) {
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%v = insertelement
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<4 x float> <float 42., float 42., float 42., float 42.>,
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float %x,
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i32 2
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ret <4 x float> %v
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}
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; CHECK-LABEL: different_const_one_replaced_f32x4:
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; CHECK-NEXT: .functype different_const_one_replaced_f32x4 (f32) -> (v128)
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; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0x1p0, 0x1p1, 0x0p0, 0x1p2
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; CHECK-NEXT: f32x4.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 2, $0
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; CHECK-NEXT: return $pop[[L1]]
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define <4 x float> @different_const_one_replaced_f32x4(float %x) {
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%v = insertelement
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<4 x float> <float 1., float 2., float 3., float 4.>,
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float %x,
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i32 2
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ret <4 x float> %v
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}
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; CHECK-LABEL: splat_common_const_i32x4:
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; CHECK-NEXT: .functype splat_common_const_i32x4 () -> (v128)
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; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0, 3, 3, 1
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; CHECK-NEXT: return $pop[[L0]]
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define <4 x i32> @splat_common_const_i32x4() {
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ret <4 x i32> <i32 undef, i32 3, i32 3, i32 1>
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}
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; CHECK-LABEL: splat_common_arg_i16x8:
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; CHECK-NEXT: .functype splat_common_arg_i16x8 (i32, i32, i32) -> (v128)
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; CHECK-NEXT: i16x8.splat $push[[L0:[0-9]+]]=, $2
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; CHECK-NEXT: i16x8.replace_lane $push[[L1:[0-9]+]]=, $pop[[L0]], 0, $1
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; CHECK-NEXT: i16x8.replace_lane $push[[L2:[0-9]+]]=, $pop[[L1]], 2, $0
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; CHECK-NEXT: i16x8.replace_lane $push[[L3:[0-9]+]]=, $pop[[L2]], 4, $1
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; CHECK-NEXT: i16x8.replace_lane $push[[L4:[0-9]+]]=, $pop[[L3]], 7, $1
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; CHECK-NEXT: return $pop[[L4]]
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define <8 x i16> @splat_common_arg_i16x8(i16 %a, i16 %b, i16 %c) {
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%v0 = insertelement <8 x i16> undef, i16 %b, i32 0
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%v1 = insertelement <8 x i16> %v0, i16 %c, i32 1
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%v2 = insertelement <8 x i16> %v1, i16 %a, i32 2
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%v3 = insertelement <8 x i16> %v2, i16 %c, i32 3
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%v4 = insertelement <8 x i16> %v3, i16 %b, i32 4
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%v5 = insertelement <8 x i16> %v4, i16 %c, i32 5
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%v6 = insertelement <8 x i16> %v5, i16 %c, i32 6
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%v7 = insertelement <8 x i16> %v6, i16 %b, i32 7
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ret <8 x i16> %v7
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}
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; CHECK-LABEL: swizzle_one_i8x16:
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; CHECK-NEXT: .functype swizzle_one_i8x16 (v128, v128) -> (v128)
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; CHECK-NEXT: v8x16.swizzle $push[[L0:[0-9]+]]=, $0, $1
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; CHECK-NEXT: return $pop[[L0]]
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define <16 x i8> @swizzle_one_i8x16(<16 x i8> %src, <16 x i8> %mask) {
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%m0 = extractelement <16 x i8> %mask, i32 0
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%s0 = extractelement <16 x i8> %src, i8 %m0
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%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
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ret <16 x i8> %v0
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}
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; CHECK-LABEL: swizzle_all_i8x16:
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; CHECK-NEXT: .functype swizzle_all_i8x16 (v128, v128) -> (v128)
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; CHECK-NEXT: v8x16.swizzle $push[[L0:[0-9]+]]=, $0, $1
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; CHECK-NEXT: return $pop[[L0]]
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define <16 x i8> @swizzle_all_i8x16(<16 x i8> %src, <16 x i8> %mask) {
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%m0 = extractelement <16 x i8> %mask, i32 0
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%s0 = extractelement <16 x i8> %src, i8 %m0
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%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
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%m1 = extractelement <16 x i8> %mask, i32 1
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%s1 = extractelement <16 x i8> %src, i8 %m1
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%v1 = insertelement <16 x i8> %v0, i8 %s1, i32 1
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%m2 = extractelement <16 x i8> %mask, i32 2
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%s2 = extractelement <16 x i8> %src, i8 %m2
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%v2 = insertelement <16 x i8> %v1, i8 %s2, i32 2
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%m3 = extractelement <16 x i8> %mask, i32 3
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%s3 = extractelement <16 x i8> %src, i8 %m3
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%v3 = insertelement <16 x i8> %v2, i8 %s3, i32 3
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%m4 = extractelement <16 x i8> %mask, i32 4
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%s4 = extractelement <16 x i8> %src, i8 %m4
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%v4 = insertelement <16 x i8> %v3, i8 %s4, i32 4
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%m5 = extractelement <16 x i8> %mask, i32 5
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%s5 = extractelement <16 x i8> %src, i8 %m5
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%v5 = insertelement <16 x i8> %v4, i8 %s5, i32 5
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%m6 = extractelement <16 x i8> %mask, i32 6
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%s6 = extractelement <16 x i8> %src, i8 %m6
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%v6 = insertelement <16 x i8> %v5, i8 %s6, i32 6
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%m7 = extractelement <16 x i8> %mask, i32 7
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%s7 = extractelement <16 x i8> %src, i8 %m7
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%v7 = insertelement <16 x i8> %v6, i8 %s7, i32 7
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%m8 = extractelement <16 x i8> %mask, i32 8
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%s8 = extractelement <16 x i8> %src, i8 %m8
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%v8 = insertelement <16 x i8> %v7, i8 %s8, i32 8
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%m9 = extractelement <16 x i8> %mask, i32 9
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%s9 = extractelement <16 x i8> %src, i8 %m9
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%v9 = insertelement <16 x i8> %v8, i8 %s9, i32 9
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%m10 = extractelement <16 x i8> %mask, i32 10
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%s10 = extractelement <16 x i8> %src, i8 %m10
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%v10 = insertelement <16 x i8> %v9, i8 %s10, i32 10
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%m11 = extractelement <16 x i8> %mask, i32 11
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%s11 = extractelement <16 x i8> %src, i8 %m11
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%v11 = insertelement <16 x i8> %v10, i8 %s11, i32 11
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%m12 = extractelement <16 x i8> %mask, i32 12
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%s12 = extractelement <16 x i8> %src, i8 %m12
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%v12 = insertelement <16 x i8> %v11, i8 %s12, i32 12
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%m13 = extractelement <16 x i8> %mask, i32 13
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%s13 = extractelement <16 x i8> %src, i8 %m13
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%v13 = insertelement <16 x i8> %v12, i8 %s13, i32 13
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%m14 = extractelement <16 x i8> %mask, i32 14
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%s14 = extractelement <16 x i8> %src, i8 %m14
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%v14 = insertelement <16 x i8> %v13, i8 %s14, i32 14
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%m15 = extractelement <16 x i8> %mask, i32 15
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%s15 = extractelement <16 x i8> %src, i8 %m15
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%v15 = insertelement <16 x i8> %v14, i8 %s15, i32 15
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ret <16 x i8> %v15
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}
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; CHECK-LABEL: swizzle_one_i16x8:
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; CHECK-NEXT: .functype swizzle_one_i16x8 (v128, v128) -> (v128)
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; CHECK-NOT: swizzle
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; CHECK: return
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define <8 x i16> @swizzle_one_i16x8(<8 x i16> %src, <8 x i16> %mask) {
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%m0 = extractelement <8 x i16> %mask, i32 0
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%s0 = extractelement <8 x i16> %src, i16 %m0
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%v0 = insertelement <8 x i16> undef, i16 %s0, i32 0
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ret <8 x i16> %v0
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}
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; CHECK-LABEL: mashup_swizzle_i8x16:
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; CHECK-NEXT: .functype mashup_swizzle_i8x16 (v128, v128, i32) -> (v128)
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; CHECK-NEXT: v8x16.swizzle $push[[L0:[0-9]+]]=, $0, $1
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; CHECK: i8x16.replace_lane
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; CHECK: i8x16.replace_lane
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; CHECK: i8x16.replace_lane
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; CHECK: i8x16.replace_lane
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; CHECK: return
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define <16 x i8> @mashup_swizzle_i8x16(<16 x i8> %src, <16 x i8> %mask, i8 %splatted) {
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; swizzle 0
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%m0 = extractelement <16 x i8> %mask, i32 0
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%s0 = extractelement <16 x i8> %src, i8 %m0
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%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
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; swizzle 7
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%m1 = extractelement <16 x i8> %mask, i32 7
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%s1 = extractelement <16 x i8> %src, i8 %m1
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%v1 = insertelement <16 x i8> %v0, i8 %s1, i32 7
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; splat 3
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%v2 = insertelement <16 x i8> %v1, i8 %splatted, i32 3
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; splat 12
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%v3 = insertelement <16 x i8> %v2, i8 %splatted, i32 12
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; const 4
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%v4 = insertelement <16 x i8> %v3, i8 42, i32 4
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; const 14
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%v5 = insertelement <16 x i8> %v4, i8 42, i32 14
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ret <16 x i8> %v5
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}
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; CHECK-LABEL: mashup_const_i8x16:
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; CHECK-NEXT: .functype mashup_const_i8x16 (v128, v128, i32) -> (v128)
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; CHECK: v128.const $push[[L0:[0-9]+]]=, 0, 0, 0, 0, 42, 0, 0, 0, 0, 0, 0, 0, 0, 0, 42, 0
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; CHECK: i8x16.replace_lane
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; CHECK: i8x16.replace_lane
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; CHECK: i8x16.replace_lane
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; CHECK: return
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define <16 x i8> @mashup_const_i8x16(<16 x i8> %src, <16 x i8> %mask, i8 %splatted) {
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; swizzle 0
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%m0 = extractelement <16 x i8> %mask, i32 0
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%s0 = extractelement <16 x i8> %src, i8 %m0
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%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
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; splat 3
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%v1 = insertelement <16 x i8> %v0, i8 %splatted, i32 3
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; splat 12
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%v2 = insertelement <16 x i8> %v1, i8 %splatted, i32 12
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; const 4
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%v3 = insertelement <16 x i8> %v2, i8 42, i32 4
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; const 14
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%v4 = insertelement <16 x i8> %v3, i8 42, i32 14
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ret <16 x i8> %v4
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}
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; CHECK-LABEL: mashup_splat_i8x16:
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; CHECK-NEXT: .functype mashup_splat_i8x16 (v128, v128, i32) -> (v128)
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; CHECK: i8x16.splat $push[[L0:[0-9]+]]=, $2
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; CHECK: i8x16.replace_lane
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; CHECK: i8x16.replace_lane
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; CHECK: return
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define <16 x i8> @mashup_splat_i8x16(<16 x i8> %src, <16 x i8> %mask, i8 %splatted) {
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; swizzle 0
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%m0 = extractelement <16 x i8> %mask, i32 0
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%s0 = extractelement <16 x i8> %src, i8 %m0
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%v0 = insertelement <16 x i8> undef, i8 %s0, i32 0
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; splat 3
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%v1 = insertelement <16 x i8> %v0, i8 %splatted, i32 3
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; splat 12
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%v2 = insertelement <16 x i8> %v1, i8 %splatted, i32 12
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; const 4
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%v3 = insertelement <16 x i8> %v2, i8 42, i32 4
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ret <16 x i8> %v3
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}
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; CHECK-LABEL: undef_const_insert_f32x4:
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; CHECK-NEXT: .functype undef_const_insert_f32x4 () -> (v128)
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; CHECK-NEXT: v128.const $push[[L0:[0-9]+]]=, 0x0p0, 0x1.5p5, 0x0p0, 0x0p0
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; CHECK-NEXT: return $pop[[L0]]
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define <4 x float> @undef_const_insert_f32x4() {
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%v = insertelement <4 x float> undef, float 42., i32 1
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ret <4 x float> %v
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}
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; CHECK-LABEL: undef_arg_insert_i32x4:
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; CHECK-NEXT: .functype undef_arg_insert_i32x4 (i32) -> (v128)
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; CHECK-NEXT: i32x4.splat $push[[L0:[0-9]+]]=, $0
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; CHECK-NEXT: return $pop[[L0]]
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define <4 x i32> @undef_arg_insert_i32x4(i32 %x) {
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%v = insertelement <4 x i32> undef, i32 %x, i32 3
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ret <4 x i32> %v
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}
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; CHECK-LABEL: all_undef_i8x16:
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; CHECK-NEXT: .functype all_undef_i8x16 () -> (v128)
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; CHECK-NEXT: return $0
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define <16 x i8> @all_undef_i8x16() {
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%v = insertelement <16 x i8> undef, i8 undef, i32 4
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ret <16 x i8> %v
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}
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; CHECK-LABEL: all_undef_f64x2:
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; CHECK-NEXT: .functype all_undef_f64x2 () -> (v128)
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; CHECK-NEXT: return $0
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define <2 x double> @all_undef_f64x2() {
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ret <2 x double> undef
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}
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