forked from OSchip/llvm-project
28 lines
991 B
LLVM
28 lines
991 B
LLVM
; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s
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; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -fast-isel | FileCheck %s
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; Test that f16 is expanded.
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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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; CHECK-LABEL: demote:
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; CHECK-NEXT: .functype demote (f32) -> (f32){{$}}
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; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: i32.call $push[[L1:[0-9]+]]=, __gnu_f2h_ieee, $pop[[L0]]{{$}}
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; CHECK-NEXT: f32.call $push[[L2:[0-9]+]]=, __gnu_h2f_ieee, $pop[[L1]]{{$}}
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; CHECK-NEXT: return $pop[[L2]]{{$}}
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define half @demote(float %f) {
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%t = fptrunc float %f to half
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ret half %t
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}
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; CHECK-LABEL: promote:
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; CHECK-NEXT: .functype promote (f32) -> (f32){{$}}
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; CHECK-NEXT: local.get $push0=, 0{{$}}
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; CHECK-NEXT: return $pop0{{$}}
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define float @promote(half %f) {
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%t = fpext half %f to float
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ret float %t
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}
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