llvm-project/llvm/test/CodeGen/WebAssembly/comparisons-f32.ll

; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s

; Test that basic 32-bit floating-point comparison operations assemble as
; expected.

target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"

; CHECK-LABEL: ord_f32:
; CHECK-NEXT: .functype ord_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: f32.eq $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.eq $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
; CHECK-NEXT: i32.and $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}}
; CHECK-NEXT: return $pop[[NUM2]]{{$}}
define i32 @ord_f32(float %x, float %y) {
  %a = fcmp ord float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: uno_f32:
; CHECK-NEXT: .functype uno_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: f32.ne $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.ne $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
; CHECK-NEXT: i32.or $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM1]]{{$}}
; CHECK-NEXT: return $pop[[NUM2]]{{$}}
define i32 @uno_f32(float %x, float %y) {
  %a = fcmp uno float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: oeq_f32:
; CHECK-NEXT: .functype oeq_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.eq $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @oeq_f32(float %x, float %y) {
  %a = fcmp oeq float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: une_f32:
; CHECK: f32.ne $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @une_f32(float %x, float %y) {
  %a = fcmp une float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: olt_f32:
; CHECK: f32.lt $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @olt_f32(float %x, float %y) {
  %a = fcmp olt float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ole_f32:
; CHECK: f32.le $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @ole_f32(float %x, float %y) {
  %a = fcmp ole float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ogt_f32:
; CHECK: f32.gt $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @ogt_f32(float %x, float %y) {
  %a = fcmp ogt float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: oge_f32:
; CHECK: f32.ge $push[[NUM:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @oge_f32(float %x, float %y) {
  %a = fcmp oge float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; Expanded comparisons, which also check for NaN.
; These simply rely on SDAG's Expand cond code action.

; CHECK-LABEL: ueq_f32:
; CHECK-NEXT: .functype ueq_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.eq $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: f32.ne $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
; CHECK-NEXT: local.get $push[[L4:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: local.get $push[[L5:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.ne $push[[NUM2:[0-9]+]]=, $pop[[L4]], $pop[[L5]]{{$}}
; CHECK-NEXT: i32.or $push[[NUM3:[0-9]+]]=, $pop[[NUM1]], $pop[[NUM2]]{{$}}
; CHECK-NEXT: i32.or $push[[NUM4:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM3]]{{$}}
; CHECK-NEXT: return $pop[[NUM4]]{{$}}
define i32 @ueq_f32(float %x, float %y) {
  %a = fcmp ueq float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: one_f32:
; CHECK-NEXT: .functype one_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.ne $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: local.get $push[[L2:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L3:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: f32.eq $push[[NUM1:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
; CHECK-NEXT: local.get $push[[L4:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: local.get $push[[L5:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.eq $push[[NUM2:[0-9]+]]=, $pop[[L4]], $pop[[L5]]{{$}}
; CHECK-NEXT: i32.and $push[[NUM3:[0-9]+]]=, $pop[[NUM1]], $pop[[NUM2]]{{$}}
; CHECK-NEXT: i32.and $push[[NUM4:[0-9]+]]=, $pop[[NUM0]], $pop[[NUM3]]{{$}}
; CHECK-NEXT: return $pop[[NUM4]]
define i32 @one_f32(float %x, float %y) {
  %a = fcmp one float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ult_f32:
; CHECK-NEXT: .functype ult_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.ge $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
; CHECK-NEXT: return $pop[[NUM2]]{{$}}
define i32 @ult_f32(float %x, float %y) {
  %a = fcmp ult float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ule_f32:
; CHECK-NEXT: .functype ule_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.gt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
; CHECK-NEXT: return $pop[[NUM2]]{{$}}
define i32 @ule_f32(float %x, float %y) {
  %a = fcmp ule float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ugt_f32:
; CHECK-NEXT: .functype ugt_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.le $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
; CHECK-NEXT: return $pop[[NUM2]]{{$}}
define i32 @ugt_f32(float %x, float %y) {
  %a = fcmp ugt float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: uge_f32:
; CHECK-NEXT: .functype uge_f32 (f32, f32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: f32.lt $push[[NUM0:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; CHECK-NEXT: i32.const $push[[C0:[0-9]+]]=, 1
; CHECK-NEXT: i32.xor $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $pop[[C0]]{{$}}
; CHECK-NEXT: return $pop[[NUM2]]{{$}}
define i32 @uge_f32(float %x, float %y) {
  %a = fcmp uge float %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}