135 lines
4.7 KiB
LLVM
135 lines
4.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -wasm-disable-explicit-locals -wasm-keep-registers -fast-isel -fast-isel-abort=1 | FileCheck %s
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; TODO: Merge this with offset.ll when fast-isel matches better.
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target triple = "wasm32-unknown-unknown"
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define void @store_i8_with_variable_gep_offset(ptr %p, i32 %idx) {
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; CHECK-LABEL: store_i8_with_variable_gep_offset:
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; CHECK: .functype store_i8_with_variable_gep_offset (i32, i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.add $push1=, $0, $1
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; CHECK-NEXT: i32.const $push0=, 0
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; CHECK-NEXT: i32.store8 0($pop1), $pop0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i8, ptr %p, i32 %idx
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store i8 0, ptr %s
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ret void
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}
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define hidden void @store_i8_with_array_alloca_gep(i32 %idx) {
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; CHECK-LABEL: store_i8_with_array_alloca_gep:
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; CHECK: .functype store_i8_with_array_alloca_gep (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: global.get $push3=, __stack_pointer
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; CHECK-NEXT: i32.const $push4=, 32
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; CHECK-NEXT: i32.sub $push5=, $pop3, $pop4
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; CHECK-NEXT: local.copy $push1=, $pop5
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; CHECK-NEXT: i32.add $push2=, $pop1, $0
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; CHECK-NEXT: i32.const $push0=, 0
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; CHECK-NEXT: i32.store8 0($pop2), $pop0
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; CHECK-NEXT: # fallthrough-return
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%A = alloca [30 x i8], align 16
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%s = getelementptr inbounds [30 x i8], ptr %A, i32 0, i32 %idx
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store i8 0, ptr %s, align 1
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ret void
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}
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define void @store_i32_with_unfolded_gep_offset(ptr %p) {
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; CHECK-LABEL: store_i32_with_unfolded_gep_offset:
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; CHECK: .functype store_i32_with_unfolded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const $push1=, 24
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; CHECK-NEXT: i32.add $push2=, $0, $pop1
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; CHECK-NEXT: i32.const $push0=, 0
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; CHECK-NEXT: i32.store 0($pop2), $pop0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr i32, ptr %p, i32 6
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store i32 0, ptr %s
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ret void
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}
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define void @store_i32_with_folded_gep_offset(ptr %p) {
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; CHECK-LABEL: store_i32_with_folded_gep_offset:
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; CHECK: .functype store_i32_with_folded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const $push0=, 0
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; CHECK-NEXT: i32.store 24($0), $pop0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i32, ptr %p, i32 6
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store i32 0, ptr %s
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ret void
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}
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define i32 @load_i32_with_folded_gep_offset(ptr %p) {
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; CHECK-LABEL: load_i32_with_folded_gep_offset:
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; CHECK: .functype load_i32_with_folded_gep_offset (i32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.load $push0=, 24($0)
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i32, ptr %p, i32 6
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%t = load i32, ptr %s
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ret i32 %t
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}
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define void @store_i64_with_unfolded_gep_offset(ptr %p) {
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; CHECK-LABEL: store_i64_with_unfolded_gep_offset:
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; CHECK: .functype store_i64_with_unfolded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const $push1=, 24
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; CHECK-NEXT: i32.add $push2=, $0, $pop1
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; CHECK-NEXT: i64.const $push0=, 0
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; CHECK-NEXT: i64.store 0($pop2), $pop0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr i64, ptr %p, i32 3
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store i64 0, ptr %s
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ret void
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}
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define void @store_i8_with_folded_gep_offset(ptr %p) {
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; CHECK-LABEL: store_i8_with_folded_gep_offset:
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; CHECK: .functype store_i8_with_folded_gep_offset (i32) -> ()
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.const $push0=, 0
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; CHECK-NEXT: i32.store8 24($0), $pop0
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; CHECK-NEXT: # fallthrough-return
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%s = getelementptr inbounds i8, ptr %p, i32 24
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store i8 0, ptr %s
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ret void
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}
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define i32 @load_i8_u_with_folded_offset(ptr %p) {
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; CHECK-LABEL: load_i8_u_with_folded_offset:
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; CHECK: .functype load_i8_u_with_folded_offset (i32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.load8_u $push2=, 24($0)
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; CHECK-NEXT: i32.const $push0=, 255
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; CHECK-NEXT: i32.and $push1=, $pop2, $pop0
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; CHECK-NEXT: # fallthrough-return
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%q = ptrtoint ptr %p to i32
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%r = add nuw i32 %q, 24
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%s = inttoptr i32 %r to ptr
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%t = load i8, ptr %s
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%u = zext i8 %t to i32
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ret i32 %u
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}
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; TODO: this should be load8_s, need to fold sign-/zero-extend in fast-isel
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define i32 @load_i8_s_with_folded_offset(ptr %p) {
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; CHECK-LABEL: load_i8_s_with_folded_offset:
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; CHECK: .functype load_i8_s_with_folded_offset (i32) -> (i32)
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: i32.load8_u $push3=, 24($0)
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; CHECK-NEXT: i32.const $push0=, 24
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; CHECK-NEXT: i32.shl $push1=, $pop3, $pop0
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; CHECK-NEXT: i32.const $push4=, 24
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; CHECK-NEXT: i32.shr_s $push2=, $pop1, $pop4
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; CHECK-NEXT: # fallthrough-return
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%q = ptrtoint ptr %p to i32
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%r = add nuw i32 %q, 24
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%s = inttoptr i32 %r to ptr
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%t = load i8, ptr %s
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%u = sext i8 %t to i32
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ret i32 %u
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}
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