236 lines
7.5 KiB
LLVM
236 lines
7.5 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -verify-machineinstrs -mattr=+simd128 | FileCheck %s
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; Test experimental prefetch instructions
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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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declare void @llvm.wasm.prefetch.t(i8*)
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declare void @llvm.wasm.prefetch.nt(i8*)
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@gv = global i8 0
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;===----------------------------------------------------------------------------
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; prefetch.t
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;===----------------------------------------------------------------------------
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define void @prefetch_t_no_offset(i8* %p) {
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; CHECK-LABEL: prefetch_t_no_offset:
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; CHECK: .functype prefetch_t_no_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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tail call void @llvm.wasm.prefetch.t(i8* %p)
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ret void
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}
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define void @prefetch_t_with_folded_offset(i8* %p) {
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; CHECK-LABEL: prefetch_t_with_folded_offset:
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; CHECK: .functype prefetch_t_with_folded_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 24
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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%q = ptrtoint i8* %p to i32
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%r = add nuw i32 %q, 24
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%s = inttoptr i32 %r to i8*
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tail call void @llvm.wasm.prefetch.t(i8* %s)
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ret void
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}
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define void @prefetch_t_with_folded_gep_offset(i8* %p) {
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; CHECK-LABEL: prefetch_t_with_folded_gep_offset:
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; CHECK: .functype prefetch_t_with_folded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 6
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i8, i8* %p, i32 6
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tail call void @llvm.wasm.prefetch.t(i8* %s)
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ret void
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}
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define void @prefetch_t_with_unfolded_gep_negative_offset(i8* %p) {
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; CHECK-LABEL: prefetch_t_with_unfolded_gep_negative_offset:
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; CHECK: .functype prefetch_t_with_unfolded_gep_negative_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const -6
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i8, i8* %p, i32 -6
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tail call void @llvm.wasm.prefetch.t(i8* %s)
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ret void
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}
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define void @prefetch_t_with_unfolded_offset(i8* %p) {
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; CHECK-LABEL: prefetch_t_with_unfolded_offset:
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; CHECK: .functype prefetch_t_with_unfolded_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 24
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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%q = ptrtoint i8* %p to i32
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%r = add nsw i32 %q, 24
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%s = inttoptr i32 %r to i8*
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tail call void @llvm.wasm.prefetch.t(i8* %s)
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ret void
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}
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define void @prefetch_t_with_unfolded_gep_offset(i8* %p) {
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; CHECK-LABEL: prefetch_t_with_unfolded_gep_offset:
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; CHECK: .functype prefetch_t_with_unfolded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 6
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr i8, i8* %p, i32 6
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tail call void @llvm.wasm.prefetch.t(i8* %s)
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ret void
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}
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define void @prefetch_t_from_numeric_address() {
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; CHECK-LABEL: prefetch_t_from_numeric_address:
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; CHECK: .functype prefetch_t_from_numeric_address () -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const 42
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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%s = inttoptr i32 42 to i8*
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tail call void @llvm.wasm.prefetch.t(i8* %s)
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ret void
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}
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define void @prefetch_t_from_global_address() {
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; CHECK-LABEL: prefetch_t_from_global_address:
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; CHECK: .functype prefetch_t_from_global_address () -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const gv
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; CHECK-NEXT: prefetch.t 0
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; CHECK-NEXT: # fallthrough-return
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tail call void @llvm.wasm.prefetch.t(i8* @gv)
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ret void
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}
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;===----------------------------------------------------------------------------
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; prefetch.nt
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;===----------------------------------------------------------------------------
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define void @prefetch_nt_no_offset(i8* %p) {
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; CHECK-LABEL: prefetch_nt_no_offset:
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; CHECK: .functype prefetch_nt_no_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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tail call void @llvm.wasm.prefetch.nt(i8* %p)
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ret void
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}
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define void @prefetch_nt_with_folded_offset(i8* %p) {
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; CHECK-LABEL: prefetch_nt_with_folded_offset:
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; CHECK: .functype prefetch_nt_with_folded_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 24
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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%q = ptrtoint i8* %p to i32
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%r = add nuw i32 %q, 24
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%s = inttoptr i32 %r to i8*
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tail call void @llvm.wasm.prefetch.nt(i8* %s)
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ret void
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}
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define void @prefetch_nt_with_folded_gep_offset(i8* %p) {
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; CHECK-LABEL: prefetch_nt_with_folded_gep_offset:
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; CHECK: .functype prefetch_nt_with_folded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 6
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i8, i8* %p, i64 6
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tail call void @llvm.wasm.prefetch.nt(i8* %s)
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ret void
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}
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define void @prefetch_nt_with_unfolded_gep_negative_offset(i8* %p) {
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; CHECK-LABEL: prefetch_nt_with_unfolded_gep_negative_offset:
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; CHECK: .functype prefetch_nt_with_unfolded_gep_negative_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const -6
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i8, i8* %p, i64 -6
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tail call void @llvm.wasm.prefetch.nt(i8* %s)
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ret void
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}
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define void @prefetch_nt_with_unfolded_offset(i8* %p) {
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; CHECK-LABEL: prefetch_nt_with_unfolded_offset:
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; CHECK: .functype prefetch_nt_with_unfolded_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 24
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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%q = ptrtoint i8* %p to i32
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%r = add nsw i32 %q, 24
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%s = inttoptr i32 %r to i8*
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tail call void @llvm.wasm.prefetch.nt(i8* %s)
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ret void
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}
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define void @prefetch_nt_with_unfolded_gep_offset(i8* %p) {
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; CHECK-LABEL: prefetch_nt_with_unfolded_gep_offset:
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; CHECK: .functype prefetch_nt_with_unfolded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 6
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr i8, i8* %p, i64 6
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tail call void @llvm.wasm.prefetch.nt(i8* %s)
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ret void
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}
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define void @prefetch_nt_from_numeric_address() {
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; CHECK-LABEL: prefetch_nt_from_numeric_address:
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; CHECK: .functype prefetch_nt_from_numeric_address () -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const 42
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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%s = inttoptr i32 42 to i8*
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tail call void @llvm.wasm.prefetch.nt(i8* %s)
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ret void
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}
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define void @prefetch_nt_from_global_address() {
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; CHECK-LABEL: prefetch_nt_from_global_address:
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; CHECK: .functype prefetch_nt_from_global_address () -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const gv
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; CHECK-NEXT: prefetch.nt 0
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; CHECK-NEXT: # fallthrough-return
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tail call void @llvm.wasm.prefetch.nt(i8* @gv)
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ret void
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}
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