llvm/test/CodeGen/WebAssembly/i32.ll

; RUN: llc < %s -asm-verbose=false | FileCheck %s

; Test that basic 32-bit integer operations assemble as expected.

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

declare i32 @llvm.ctlz.i32(i32, i1)
declare i32 @llvm.cttz.i32(i32, i1)
declare i32 @llvm.ctpop.i32(i32)

; CHECK-LABEL: add32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: add @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @add32(i32 %x, i32 %y) {
  %a = add i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: sub32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: sub @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @sub32(i32 %x, i32 %y) {
  %a = sub i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: mul32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: mul @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @mul32(i32 %x, i32 %y) {
  %a = mul i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: sdiv32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: sdiv @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @sdiv32(i32 %x, i32 %y) {
  %a = sdiv i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: udiv32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: udiv @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @udiv32(i32 %x, i32 %y) {
  %a = udiv i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: srem32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: srem @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @srem32(i32 %x, i32 %y) {
  %a = srem i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: urem32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: urem @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @urem32(i32 %x, i32 %y) {
  %a = urem i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: and32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: and @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @and32(i32 %x, i32 %y) {
  %a = and i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: ior32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: ior @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @ior32(i32 %x, i32 %y) {
  %a = or i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: xor32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: xor @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @xor32(i32 %x, i32 %y) {
  %a = xor i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: shl32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: shl @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @shl32(i32 %x, i32 %y) {
  %a = shl i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: shr32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: shr_u @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @shr32(i32 %x, i32 %y) {
  %a = lshr i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: sar32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @3, pop{{$}}
; CHECK-NEXT: shr_s @3, @2{{$}}
; CHECK-NEXT: set_local @4, pop{{$}}
; CHECK-NEXT: return @4{{$}}
define i32 @sar32(i32 %x, i32 %y) {
  %a = ashr i32 %x, %y
  ret i32 %a
}

; CHECK-LABEL: clz32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @1, pop{{$}}
; CHECK-NEXT: clz @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: return @2{{$}}
define i32 @clz32(i32 %x) {
  %a = call i32 @llvm.ctlz.i32(i32 %x, i1 false)
  ret i32 %a
}

; CHECK-LABEL: clz32_zero_undef:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @1, pop{{$}}
; CHECK-NEXT: clz @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: return @2{{$}}
define i32 @clz32_zero_undef(i32 %x) {
  %a = call i32 @llvm.ctlz.i32(i32 %x, i1 true)
  ret i32 %a
}

; CHECK-LABEL: ctz32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @1, pop{{$}}
; CHECK-NEXT: ctz @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: return @2{{$}}
define i32 @ctz32(i32 %x) {
  %a = call i32 @llvm.cttz.i32(i32 %x, i1 false)
  ret i32 %a
}

; CHECK-LABEL: ctz32_zero_undef:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @1, pop{{$}}
; CHECK-NEXT: ctz @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: return @2{{$}}
define i32 @ctz32_zero_undef(i32 %x) {
  %a = call i32 @llvm.cttz.i32(i32 %x, i1 true)
  ret i32 %a
}

; CHECK-LABEL: popcnt32:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: @0{{$}}
; CHECK-NEXT: set_local @1, pop{{$}}
; CHECK-NEXT: popcnt @1{{$}}
; CHECK-NEXT: set_local @2, pop{{$}}
; CHECK-NEXT: return @2{{$}}
define i32 @popcnt32(i32 %x) {
  %a = call i32 @llvm.ctpop.i32(i32 %x)
  ret i32 %a
}