llvm-project/llvm/test/CodeGen/WebAssembly/simd-shift-unroll.ll

129 lines
5.8 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 --check-prefixes CHECK,SIMD128,SIMD128-SLOW
;; Test that the custom shift unrolling works correctly in cases that
;; cause assertion failures due to illegal types when using
;; DAG.UnrollVectorOp. Regression test for PR45178.
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
; CHECK-LABEL: shl_v16i8:
; CHECK-NEXT: .functype shl_v16i8 (v128) -> (v128)
; CHECK-NEXT: i8x16.extract_lane_u $push0=, $0, 0
; CHECK-NEXT: i32.const $push1=, 3
; CHECK-NEXT: i32.shl $push2=, $pop0, $pop1
; CHECK-NEXT: i8x16.splat $push3=, $pop2
; CHECK-NEXT: i8x16.extract_lane_u $push4=, $0, 1
; CHECK-NEXT: i8x16.replace_lane $push5=, $pop3, 1, $pop4
; ...
; CHECK: i8x16.extract_lane_u $push32=, $0, 15
; CHECK-NEXT: i8x16.replace_lane $push33=, $pop31, 15, $pop32
; CHECK-NEXT: v8x16.shuffle $push34=, $pop33, $0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
; CHECK-NEXT: return $pop34
define <16 x i8> @shl_v16i8(<16 x i8> %in) {
%out = shl <16 x i8> %in,
<i8 3, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0,
i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>
%ret = shufflevector <16 x i8> %out, <16 x i8> undef, <16 x i32> zeroinitializer
ret <16 x i8> %ret
}
; CHECK-LABEL: shr_s_v16i8:
; CHECK-NEXT: functype shr_s_v16i8 (v128) -> (v128)
; CHECK-NEXT: i8x16.extract_lane_s $push0=, $0, 0
; CHECK-NEXT: i32.const $push1=, 3
; CHECK-NEXT: i32.shr_s $push2=, $pop0, $pop1
; CHECK-NEXT: i8x16.splat $push3=, $pop2
; CHECK-NEXT: i8x16.extract_lane_s $push4=, $0, 1
; CHECK-NEXT: i8x16.replace_lane $push5=, $pop3, 1, $pop4
; ...
; CHECK: i8x16.extract_lane_s $push32=, $0, 15
; CHECK-NEXT: i8x16.replace_lane $push33=, $pop31, 15, $pop32
; CHECK-NEXT: v8x16.shuffle $push34=, $pop33, $0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
; CHECK-NEXT: return $pop34
define <16 x i8> @shr_s_v16i8(<16 x i8> %in) {
%out = ashr <16 x i8> %in,
<i8 3, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0,
i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>
%ret = shufflevector <16 x i8> %out, <16 x i8> undef, <16 x i32> zeroinitializer
ret <16 x i8> %ret
}
; CHECK-LABEL: shr_u_v16i8:
; CHECK-NEXT: functype shr_u_v16i8 (v128) -> (v128)
; CHECK-NEXT: i8x16.extract_lane_u $push0=, $0, 0
; CHECK-NEXT: i32.const $push1=, 3
; CHECK-NEXT: i32.shr_u $push2=, $pop0, $pop1
; CHECK-NEXT: i8x16.splat $push3=, $pop2
; CHECK-NEXT: i8x16.extract_lane_u $push4=, $0, 1
; CHECK-NEXT: i8x16.replace_lane $push5=, $pop3, 1, $pop4
; ...
; CHECK: i8x16.extract_lane_u $push32=, $0, 15
; CHECK-NEXT: i8x16.replace_lane $push33=, $pop31, 15, $pop32
; CHECK-NEXT: v8x16.shuffle $push34=, $pop33, $0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
; CHECK-NEXT: return $pop34
define <16 x i8> @shr_u_v16i8(<16 x i8> %in) {
%out = lshr <16 x i8> %in,
<i8 3, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0,
i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>
%ret = shufflevector <16 x i8> %out, <16 x i8> undef, <16 x i32> zeroinitializer
ret <16 x i8> %ret
}
; CHECK-LABEL: shl_v8i16:
; CHECK-NEXT: functype shl_v8i16 (v128) -> (v128)
; CHECK-NEXT: i16x8.extract_lane_u $push0=, $0, 0
; CHECK-NEXT: i32.const $push1=, 9
; CHECK-NEXT: i32.shl $push2=, $pop0, $pop1
; CHECK-NEXT: i16x8.splat $push3=, $pop2
; CHECK-NEXT: i16x8.extract_lane_u $push4=, $0, 1
; CHECK-NEXT: i16x8.replace_lane $push5=, $pop3, 1, $pop4
; ...
; CHECK: i16x8.extract_lane_u $push16=, $0, 7
; CHECK-NEXT: i16x8.replace_lane $push17=, $pop15, 7, $pop16
; CHECK-NEXT: v8x16.shuffle $push18=, $pop17, $0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1
; CHECK-NEXT: return $pop18
define <8 x i16> @shl_v8i16(<8 x i16> %in) {
%out = shl <8 x i16> %in, <i16 9, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
%ret = shufflevector <8 x i16> %out, <8 x i16> undef, <8 x i32> zeroinitializer
ret <8 x i16> %ret
}
; CHECK-LABEL: shr_s_v8i16:
; CHECK-NEXT: functype shr_s_v8i16 (v128) -> (v128)
; CHECK-NEXT: i16x8.extract_lane_s $push0=, $0, 0
; CHECK-NEXT: i32.const $push1=, 9
; CHECK-NEXT: i32.shr_s $push2=, $pop0, $pop1
; CHECK-NEXT: i16x8.splat $push3=, $pop2
; CHECK-NEXT: i16x8.extract_lane_s $push4=, $0, 1
; CHECK-NEXT: i16x8.replace_lane $push5=, $pop3, 1, $pop4
; ...
; CHECK: i16x8.extract_lane_s $push16=, $0, 7
; CHECK-NEXT: i16x8.replace_lane $push17=, $pop15, 7, $pop16
; CHECK-NEXT: v8x16.shuffle $push18=, $pop17, $0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1
; CHECK-NEXT: return $pop18
define <8 x i16> @shr_s_v8i16(<8 x i16> %in) {
%out = ashr <8 x i16> %in, <i16 9, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
%ret = shufflevector <8 x i16> %out, <8 x i16> undef, <8 x i32> zeroinitializer
ret <8 x i16> %ret
}
; CHECK-LABEL: shr_u_v8i16:
; CHECK-NEXT: functype shr_u_v8i16 (v128) -> (v128)
; CHECK-NEXT: i16x8.extract_lane_u $push0=, $0, 0
; CHECK-NEXT: i32.const $push1=, 9
; CHECK-NEXT: i32.shr_u $push2=, $pop0, $pop1
; CHECK-NEXT: i16x8.splat $push3=, $pop2
; CHECK-NEXT: i16x8.extract_lane_u $push4=, $0, 1
; CHECK-NEXT: i16x8.replace_lane $push5=, $pop3, 1, $pop4
; ...
; CHECK: i16x8.extract_lane_u $push16=, $0, 7
; CHECK-NEXT: i16x8.replace_lane $push17=, $pop15, 7, $pop16
; CHECK-NEXT: v8x16.shuffle $push18=, $pop17, $0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1
; CHECK-NEXT: return $pop18
define <8 x i16> @shr_u_v8i16(<8 x i16> %in) {
%out = lshr <8 x i16> %in, <i16 9, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
%ret = shufflevector <8 x i16> %out, <8 x i16> undef, <8 x i32> zeroinitializer
ret <8 x i16> %ret
}