54 lines
1.6 KiB
LLVM
54 lines
1.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mattr=-sign-ext,-bulk-memory | FileCheck %s
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target triple = "wasm32-unknown-unknown"
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define i8 @not_use_extend8_s(i8 %v, i8 %x) {
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; CHECK-LABEL: not_use_extend8_s:
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; CHECK: .functype not_use_extend8_s (i32, i32) -> (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.shl
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; CHECK-NEXT: i32.const 24
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; CHECK-NEXT: i32.shr_s
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: i32.const 255
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; CHECK-NEXT: i32.and
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; CHECK-NEXT: i32.shr_s
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; CHECK-NEXT: # fallthrough-return
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%a = ashr i8 %v, %x
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ret i8 %a
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}
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attributes #0 = { "target-features"="+bulk-memory," }
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declare void @llvm.memset.p0.i32(ptr, i8, i32, i1)
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define void @lower_bulk_memory(i8 %val) #0 {
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; CHECK-LABEL: lower_bulk_memory:
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; CHECK: .functype lower_bulk_memory (i32) -> ()
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; CHECK-NEXT: .local i32
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; CHECK-NEXT: # %bb.0:
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; CHECK-NEXT: global.get __stack_pointer
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; CHECK-NEXT: i32.const 112
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; CHECK-NEXT: i32.sub
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; CHECK-NEXT: local.tee 1
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; CHECK-NEXT: global.set __stack_pointer
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: i32.const 12
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: local.get 0
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; CHECK-NEXT: i32.const 100
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; CHECK-NEXT: call memset
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; CHECK-NEXT: drop
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; CHECK-NEXT: local.get 1
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; CHECK-NEXT: i32.const 112
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; CHECK-NEXT: i32.add
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; CHECK-NEXT: global.set __stack_pointer
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; CHECK-NEXT: # fallthrough-return
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%a = alloca [100 x i8]
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call void @llvm.memset.p0.i32(ptr %a, i8 %val, i32 100, i1 false)
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ret void
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}
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