68 lines
2.2 KiB
LLVM
68 lines
2.2 KiB
LLVM
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; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -relocation-model=pic -fast-isel=1 | FileCheck %s
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; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -relocation-model=pic -fast-isel=0 | FileCheck %s
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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-emscripten"
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declare i32 @foo()
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declare i32 @bar()
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declare hidden i32 @hidden_function()
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@indirect_func = hidden global i32 ()* @foo
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@alias_func = hidden alias i32 (), i32 ()* @local_function
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define i32 @local_function() {
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ret i32 1
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}
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define void @call_indirect_func() {
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; CHECK-LABEL: call_indirect_func:
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; CHECK: global.get $push[[L0:[0-9]+]]=, __memory_base{{$}}
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; CHECK-NEXT: i32.const $push[[L1:[0-9]+]]=, indirect_func@MBREL{{$}}
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; CHECK-NEXT: i32.add $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: i32.load $push[[L3:[0-9]+]]=, 0($pop[[L2]]){{$}}
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; CHECK-NEXT: call_indirect $push[[L4:[0-9]+]]=, $pop[[L3]]{{$}}
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%1 = load i32 ()*, i32 ()** @indirect_func, align 4
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%call = call i32 %1()
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ret void
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}
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define void @call_direct() {
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; CHECK-LABEL: call_direct:
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; CHECK: .functype call_direct () -> ()
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; CHECK-NEXT: call $push0=, foo{{$}}
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; CHECK-NEXT: drop $pop0{{$}}
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; CHECK-NEXT: return{{$}}
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%call = call i32 @foo()
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ret void
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}
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define void @call_alias_func() {
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; CHECK-LABEL: call_alias_func:
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; CHECK: .functype call_alias_func () -> ()
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; CHECK-NEXT: call $push0=, alias_func
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; CHECK-NEXT: drop $pop0{{$}}
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; CHECK-NEXT: return{{$}}
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%call = call i32 @alias_func()
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ret void
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}
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define i8* @get_function_address() {
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; CHECK-LABEL: get_function_address:
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; CHECK: global.get $push[[L0:[0-9]+]]=, bar@GOT{{$}}
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; CHECK-NEXT: return $pop[[L0]]{{$}}
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; CHECK-NEXT: end_function{{$}}
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ret i8* bitcast (i32 ()* @bar to i8*)
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}
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define i8* @get_function_address_hidden() {
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; CHECK-LABEL: get_function_address_hidden:
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; CHECK: global.get $push[[L0:[0-9]+]]=, __table_base{{$}}
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; CHECK-NEXT: i32.const $push[[L1:[0-9]+]]=, hidden_function@TBREL{{$}}
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; CHECK-NEXT: i32.add $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[L2]]{{$}}
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; CHECK-NEXT: end_function{{$}}
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ret i8* bitcast (i32 ()* @hidden_function to i8*)
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}
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