reference, declarationdefinition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced
    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
   67
   68
   69
   70
   71
   72
   73
   74
   75
   76
   77
   78
   79
   80
   81
   82
   83
   84
   85
   86
   87
   88
   89
   90
   91
   92
   93
   94
   95
   96
   97
   98
   99
  100
  101
  102
  103
  104
  105
  106
  107
  108
  109
  110
  111
  112
  113
  114
  115
  116
  117
  118
  119
  120
  121
  122
  123
  124
  125
  126
  127
  128
  129
  130
; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s --check-prefixes CHECK,SLOW
; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-keep-registers -fast-isel -fast-isel-abort=1 | FileCheck %s --check-prefixes CHECK,FAST

; Test that basic 32-bit integer 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: eq_i32:
; CHECK-NEXT: .functype eq_i32 (i32, i32) -> (i32){{$}}
; CHECK-NEXT: local.get $push[[L0:[0-9]+]]=, 0{{$}}
; CHECK-NEXT: local.get $push[[L1:[0-9]+]]=, 1{{$}}
; CHECK-NEXT: i32.eq $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; SLOW-NEXT: return $pop[[L2]]{{$}}
; FAST-NEXT:  i32.const $push[[L3:[0-9]+]]=, 1{{$}}
; FAST-NEXT:  i32.and $push[[L4:[0-9]+]]=, $pop[[L2]], $pop[[L3]]{{$}}
; FAST-NEXT:  return $pop[[L4]]{{$}}
define i32 @eq_i32(i32 %x, i32 %y) {
  %a = icmp eq i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ne_i32:
; CHECK: i32.ne $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @ne_i32(i32 %x, i32 %y) {
  %a = icmp ne i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: slt_i32:
; CHECK: i32.lt_s $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @slt_i32(i32 %x, i32 %y) {
  %a = icmp slt i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: sle_i32:
; CHECK: i32.le_s $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @sle_i32(i32 %x, i32 %y) {
  %a = icmp sle i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ult_i32:
; CHECK: i32.lt_u $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @ult_i32(i32 %x, i32 %y) {
  %a = icmp ult i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ule_i32:
; CHECK: i32.le_u $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @ule_i32(i32 %x, i32 %y) {
  %a = icmp ule i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: sgt_i32:
; CHECK: i32.gt_s $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @sgt_i32(i32 %x, i32 %y) {
  %a = icmp sgt i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: sge_i32:
; CHECK: i32.ge_s $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @sge_i32(i32 %x, i32 %y) {
  %a = icmp sge i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: ugt_i32:
; CHECK: i32.gt_u $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @ugt_i32(i32 %x, i32 %y) {
  %a = icmp ugt i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}

; CHECK-LABEL: uge_i32:
; CHECK: i32.ge_u $push[[L0:[0-9]+]]=, $pop{{[0-9]+}}, $pop{{[0-9]+}}{{$}}
; SLOW-NEXT: return $pop[[L0]]{{$}}
; FAST-NEXT: i32.const $push[[L1:[0-9]+]]=, 1{{$}}
; FAST-NEXT: i32.and $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
; FAST-NEXT: return $pop[[L2]]{{$}}
define i32 @uge_i32(i32 %x, i32 %y) {
  %a = icmp uge i32 %x, %y
  %b = zext i1 %a to i32
  ret i32 %b
}