240 lines
7.0 KiB
LLVM
240 lines
7.0 KiB
LLVM
; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s
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; Usually MIPS hosts uses a legacy (non IEEE 754-2008) encoding for NaNs.
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; Tests like `nan_f32` failed in attempt to compare hard-coded IEEE 754-2008
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; NaN value and a legacy NaN value provided by a system.
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; XFAIL: mips-, mipsel-, mips64-, mips64el-
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; Test that basic immediates assemble as expected.
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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: zero_i32:
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; CHECK-NEXT: .functype zero_i32 () -> (i32){{$}}
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; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @zero_i32() {
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ret i32 0
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}
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; CHECK-LABEL: one_i32:
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; CHECK-NEXT: .functype one_i32 () -> (i32){{$}}
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; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @one_i32() {
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ret i32 1
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}
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; CHECK-LABEL: max_i32:
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; CHECK-NEXT: .functype max_i32 () -> (i32){{$}}
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; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 2147483647{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @max_i32() {
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ret i32 2147483647
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}
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; CHECK-LABEL: min_i32:
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; CHECK-NEXT: .functype min_i32 () -> (i32){{$}}
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; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, -2147483648{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @min_i32() {
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ret i32 -2147483648
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}
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; CHECK-LABEL: zero_i64:
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; CHECK-NEXT: .functype zero_i64 () -> (i64){{$}}
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; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, 0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @zero_i64() {
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ret i64 0
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}
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; CHECK-LABEL: one_i64:
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; CHECK-NEXT: .functype one_i64 () -> (i64){{$}}
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; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, 1{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @one_i64() {
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ret i64 1
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}
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; CHECK-LABEL: max_i64:
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; CHECK-NEXT: .functype max_i64 () -> (i64){{$}}
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; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, 9223372036854775807{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @max_i64() {
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ret i64 9223372036854775807
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}
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; CHECK-LABEL: min_i64:
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; CHECK-NEXT: .functype min_i64 () -> (i64){{$}}
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; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, -9223372036854775808{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @min_i64() {
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ret i64 -9223372036854775808
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}
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; CHECK-LABEL: negzero_f32:
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; CHECK-NEXT: .functype negzero_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -0x0p0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @negzero_f32() {
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ret float -0.0
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}
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; CHECK-LABEL: zero_f32:
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; CHECK-NEXT: .functype zero_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, 0x0p0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @zero_f32() {
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ret float 0.0
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}
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; CHECK-LABEL: one_f32:
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; CHECK-NEXT: .functype one_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, 0x1p0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @one_f32() {
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ret float 1.0
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}
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; CHECK-LABEL: two_f32:
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; CHECK-NEXT: .functype two_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, 0x1p1{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @two_f32() {
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ret float 2.0
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}
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; CHECK-LABEL: nan_f32:
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; CHECK-NEXT: .functype nan_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, nan{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @nan_f32() {
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ret float 0x7FF8000000000000
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}
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; CHECK-LABEL: negnan_f32:
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; CHECK-NEXT: .functype negnan_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -nan{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @negnan_f32() {
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ret float 0xFFF8000000000000
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}
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; CHECK-LABEL: inf_f32:
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; CHECK-NEXT: .functype inf_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, infinity{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @inf_f32() {
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ret float 0x7FF0000000000000
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}
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; CHECK-LABEL: neginf_f32:
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; CHECK-NEXT: .functype neginf_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -infinity{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @neginf_f32() {
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ret float 0xFFF0000000000000
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}
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; CHECK-LABEL: custom_nan_f32:
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; CHECK-NEXT: .functype custom_nan_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -nan:0x6bcdef{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @custom_nan_f32() {
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ret float 0xFFFD79BDE0000000
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}
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; CHECK-LABEL: custom_nans_f32:
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; CHECK-NEXT: .functype custom_nans_f32 () -> (f32){{$}}
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; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -nan:0x2bcdef{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @custom_nans_f32() {
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ret float 0xFFF579BDE0000000
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}
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; CHECK-LABEL: negzero_f64:
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; CHECK-NEXT: .functype negzero_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -0x0p0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @negzero_f64() {
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ret double -0.0
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}
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; CHECK-LABEL: zero_f64:
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; CHECK-NEXT: .functype zero_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, 0x0p0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @zero_f64() {
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ret double 0.0
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}
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; CHECK-LABEL: one_f64:
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; CHECK-NEXT: .functype one_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, 0x1p0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @one_f64() {
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ret double 1.0
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}
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; CHECK-LABEL: two_f64:
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; CHECK-NEXT: .functype two_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, 0x1p1{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @two_f64() {
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ret double 2.0
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}
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; CHECK-LABEL: nan_f64:
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; CHECK-NEXT: .functype nan_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, nan{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @nan_f64() {
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ret double 0x7FF8000000000000
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}
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; CHECK-LABEL: negnan_f64:
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; CHECK-NEXT: .functype negnan_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -nan{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @negnan_f64() {
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ret double 0xFFF8000000000000
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}
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; CHECK-LABEL: inf_f64:
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; CHECK-NEXT: .functype inf_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, infinity{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @inf_f64() {
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ret double 0x7FF0000000000000
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}
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; CHECK-LABEL: neginf_f64:
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; CHECK-NEXT: .functype neginf_f64 () -> (f64){{$}}
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; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -infinity{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @neginf_f64() {
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ret double 0xFFF0000000000000
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}
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;; Custom NaN playloads are currently not always preserved because of the use of
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;; native doubles in the MC layer. TODO: fix this problem or decide we don't
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;; care about preserving NaN payloads.
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; XXX-CHECK-LABEL: custom_nan_f64:
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; XXX-CHECK-NEXT: .functype custom_nan_f64 () -> (f64){{$}}
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; XXX-CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -nan:0xabcdef0123456{{$}}
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; XXX-CHECK-NEXT: return $pop[[NUM]]{{$}}
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; define double @custom_nan_f64() {
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; ret double 0xFFFABCDEF0123456
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; }
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; XXX-CHECK-LABEL: custom_nans_f64:
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; XXX-CHECK-NEXT: .functype custom_nans_f64 () -> (f64){{$}}
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; XXX-CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -nan:0x2bcdef0123456{{$}}
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; XXX-CHECK-NEXT: return $pop[[NUM]]{{$}}
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; define double @custom_nans_f64() {
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; ret double 0xFFF2BCDEF0123456
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; }
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