| ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s |
| |
| ; Usually MIPS hosts uses a legacy (non IEEE 754-2008) encoding for NaNs. |
| ; Tests like `nan_f32` failed in attempt to compare hard-coded IEEE 754-2008 |
| ; NaN value and a legacy NaN value provided by a system. |
| ; XFAIL: mips-, mipsel-, mips64-, mips64el- |
| |
| ; Test that basic immediates assemble as expected. |
| |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| target triple = "wasm32-unknown-unknown" |
| |
| ; CHECK-LABEL: zero_i32: |
| ; CHECK-NEXT: .functype zero_i32 () -> (i32){{$}} |
| ; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @zero_i32() { |
| ret i32 0 |
| } |
| |
| ; CHECK-LABEL: one_i32: |
| ; CHECK-NEXT: .functype one_i32 () -> (i32){{$}} |
| ; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @one_i32() { |
| ret i32 1 |
| } |
| |
| ; CHECK-LABEL: max_i32: |
| ; CHECK-NEXT: .functype max_i32 () -> (i32){{$}} |
| ; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 2147483647{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @max_i32() { |
| ret i32 2147483647 |
| } |
| |
| ; CHECK-LABEL: min_i32: |
| ; CHECK-NEXT: .functype min_i32 () -> (i32){{$}} |
| ; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, -2147483648{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i32 @min_i32() { |
| ret i32 -2147483648 |
| } |
| |
| ; CHECK-LABEL: zero_i64: |
| ; CHECK-NEXT: .functype zero_i64 () -> (i64){{$}} |
| ; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, 0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i64 @zero_i64() { |
| ret i64 0 |
| } |
| |
| ; CHECK-LABEL: one_i64: |
| ; CHECK-NEXT: .functype one_i64 () -> (i64){{$}} |
| ; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, 1{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i64 @one_i64() { |
| ret i64 1 |
| } |
| |
| ; CHECK-LABEL: max_i64: |
| ; CHECK-NEXT: .functype max_i64 () -> (i64){{$}} |
| ; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, 9223372036854775807{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i64 @max_i64() { |
| ret i64 9223372036854775807 |
| } |
| |
| ; CHECK-LABEL: min_i64: |
| ; CHECK-NEXT: .functype min_i64 () -> (i64){{$}} |
| ; CHECK-NEXT: i64.const $push[[NUM:[0-9]+]]=, -9223372036854775808{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define i64 @min_i64() { |
| ret i64 -9223372036854775808 |
| } |
| |
| ; CHECK-LABEL: negzero_f32: |
| ; CHECK-NEXT: .functype negzero_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -0x0p0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @negzero_f32() { |
| ret float -0.0 |
| } |
| |
| ; CHECK-LABEL: zero_f32: |
| ; CHECK-NEXT: .functype zero_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, 0x0p0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @zero_f32() { |
| ret float 0.0 |
| } |
| |
| ; CHECK-LABEL: one_f32: |
| ; CHECK-NEXT: .functype one_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, 0x1p0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @one_f32() { |
| ret float 1.0 |
| } |
| |
| ; CHECK-LABEL: two_f32: |
| ; CHECK-NEXT: .functype two_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, 0x1p1{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @two_f32() { |
| ret float 2.0 |
| } |
| |
| ; CHECK-LABEL: nan_f32: |
| ; CHECK-NEXT: .functype nan_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, nan{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @nan_f32() { |
| ret float 0x7FF8000000000000 |
| } |
| |
| ; CHECK-LABEL: negnan_f32: |
| ; CHECK-NEXT: .functype negnan_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -nan{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @negnan_f32() { |
| ret float 0xFFF8000000000000 |
| } |
| |
| ; CHECK-LABEL: inf_f32: |
| ; CHECK-NEXT: .functype inf_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, infinity{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @inf_f32() { |
| ret float 0x7FF0000000000000 |
| } |
| |
| ; CHECK-LABEL: neginf_f32: |
| ; CHECK-NEXT: .functype neginf_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -infinity{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @neginf_f32() { |
| ret float 0xFFF0000000000000 |
| } |
| |
| ; CHECK-LABEL: custom_nan_f32: |
| ; CHECK-NEXT: .functype custom_nan_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -nan:0x6bcdef{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @custom_nan_f32() { |
| ret float 0xFFFD79BDE0000000 |
| } |
| |
| ; TODO: LLVM's MC layer stores f32 operands as host doubles, requiring a |
| ; conversion, so the bits of the NaN are not fully preserved. |
| |
| ; CHECK-LABEL: custom_nans_f32: |
| ; CHECK-NEXT: .functype custom_nans_f32 () -> (f32){{$}} |
| ; CHECK-NEXT: f32.const $push[[NUM:[0-9]+]]=, -nan:0x6bcdef{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define float @custom_nans_f32() { |
| ret float 0xFFF579BDE0000000 |
| } |
| |
| ; CHECK-LABEL: negzero_f64: |
| ; CHECK-NEXT: .functype negzero_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -0x0p0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @negzero_f64() { |
| ret double -0.0 |
| } |
| |
| ; CHECK-LABEL: zero_f64: |
| ; CHECK-NEXT: .functype zero_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, 0x0p0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @zero_f64() { |
| ret double 0.0 |
| } |
| |
| ; CHECK-LABEL: one_f64: |
| ; CHECK-NEXT: .functype one_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, 0x1p0{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @one_f64() { |
| ret double 1.0 |
| } |
| |
| ; CHECK-LABEL: two_f64: |
| ; CHECK-NEXT: .functype two_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, 0x1p1{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @two_f64() { |
| ret double 2.0 |
| } |
| |
| ; CHECK-LABEL: nan_f64: |
| ; CHECK-NEXT: .functype nan_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, nan{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @nan_f64() { |
| ret double 0x7FF8000000000000 |
| } |
| |
| ; CHECK-LABEL: negnan_f64: |
| ; CHECK-NEXT: .functype negnan_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -nan{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @negnan_f64() { |
| ret double 0xFFF8000000000000 |
| } |
| |
| ; CHECK-LABEL: inf_f64: |
| ; CHECK-NEXT: .functype inf_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, infinity{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @inf_f64() { |
| ret double 0x7FF0000000000000 |
| } |
| |
| ; CHECK-LABEL: neginf_f64: |
| ; CHECK-NEXT: .functype neginf_f64 () -> (f64){{$}} |
| ; CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -infinity{{$}} |
| ; CHECK-NEXT: return $pop[[NUM]]{{$}} |
| define double @neginf_f64() { |
| ret double 0xFFF0000000000000 |
| } |
| |
| ;; Custom NaN playloads are currently not always preserved because of the use of |
| ;; native doubles in the MC layer. TODO: fix this problem or decide we don't |
| ;; care about preserving NaN payloads. |
| |
| ; XXX-CHECK-LABEL: custom_nan_f64: |
| ; XXX-CHECK-NEXT: .functype custom_nan_f64 () -> (f64){{$}} |
| ; XXX-CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -nan:0xabcdef0123456{{$}} |
| ; XXX-CHECK-NEXT: return $pop[[NUM]]{{$}} |
| ; define double @custom_nan_f64() { |
| ; ret double 0xFFFABCDEF0123456 |
| ; } |
| |
| ; XXX-CHECK-LABEL: custom_nans_f64: |
| ; XXX-CHECK-NEXT: .functype custom_nans_f64 () -> (f64){{$}} |
| ; XXX-CHECK-NEXT: f64.const $push[[NUM:[0-9]+]]=, -nan:0x2bcdef0123456{{$}} |
| ; XXX-CHECK-NEXT: return $pop[[NUM]]{{$}} |
| ; define double @custom_nans_f64() { |
| ; ret double 0xFFF2BCDEF0123456 |
| ; } |