llvm/test/CodeGen/WebAssembly/GlobalISel/instructions/ashr.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc < %s -O0 --global-isel -mattr=-sign-ext -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s -check-prefixes=CHECK,NO-SIGNEXT
; RUN: llc < %s -O0 --global-isel -mattr=+sign-ext -disable-wasm-fallthrough-return-opt -wasm-keep-registers | FileCheck %s -check-prefixes=CHECK,SIGNEXT

target triple = "wasm32-unknown-unknown"

define i8 @ashr_i8(i8 %x) {
; NO-SIGNEXT-LABEL: ashr_i8:
; NO-SIGNEXT:         .functype ashr_i8 (i32) -> (i32)
; NO-SIGNEXT-NEXT:    .local i32, i32
; NO-SIGNEXT-NEXT:  # %bb.0:
; NO-SIGNEXT-NEXT:    i32.const $push3=, 5
; NO-SIGNEXT-NEXT:    local.set 1, $pop3
; NO-SIGNEXT-NEXT:    i32.const $push4=, 24
; NO-SIGNEXT-NEXT:    local.set 2, $pop4
; NO-SIGNEXT-NEXT:    local.get $push6=, 0
; NO-SIGNEXT-NEXT:    local.get $push5=, 2
; NO-SIGNEXT-NEXT:    i32.shl $push2=, $pop6, $pop5
; NO-SIGNEXT-NEXT:    local.get $push7=, 2
; NO-SIGNEXT-NEXT:    i32.shr_s $push0=, $pop2, $pop7
; NO-SIGNEXT-NEXT:    local.get $push8=, 1
; NO-SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop8
; NO-SIGNEXT-NEXT:    return $pop1
;
; SIGNEXT-LABEL: ashr_i8:
; SIGNEXT:         .functype ashr_i8 (i32) -> (i32)
; SIGNEXT-NEXT:    .local i32
; SIGNEXT-NEXT:  # %bb.0:
; SIGNEXT-NEXT:    i32.const $push2=, 5
; SIGNEXT-NEXT:    local.set 1, $pop2
; SIGNEXT-NEXT:    local.get $push3=, 0
; SIGNEXT-NEXT:    i32.extend8_s $push0=, $pop3
; SIGNEXT-NEXT:    local.get $push4=, 1
; SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop4
; SIGNEXT-NEXT:    return $pop1
  %a = ashr i8 %x, 5
  ret i8 %a
}

define i8 @ashrv_i8(i8 %x, i8 %y) {
; NO-SIGNEXT-LABEL: ashrv_i8:
; NO-SIGNEXT:         .functype ashrv_i8 (i32, i32) -> (i32)
; NO-SIGNEXT-NEXT:    .local i32
; NO-SIGNEXT-NEXT:  # %bb.0:
; NO-SIGNEXT-NEXT:    i32.const $push5=, 24
; NO-SIGNEXT-NEXT:    local.set 2, $pop5
; NO-SIGNEXT-NEXT:    local.get $push7=, 0
; NO-SIGNEXT-NEXT:    local.get $push6=, 2
; NO-SIGNEXT-NEXT:    i32.shl $push4=, $pop7, $pop6
; NO-SIGNEXT-NEXT:    local.get $push8=, 2
; NO-SIGNEXT-NEXT:    i32.shr_s $push0=, $pop4, $pop8
; NO-SIGNEXT-NEXT:    local.get $push9=, 1
; NO-SIGNEXT-NEXT:    i32.const $push3=, 255
; NO-SIGNEXT-NEXT:    i32.and $push2=, $pop9, $pop3
; NO-SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop2
; NO-SIGNEXT-NEXT:    return $pop1
;
; SIGNEXT-LABEL: ashrv_i8:
; SIGNEXT:         .functype ashrv_i8 (i32, i32) -> (i32)
; SIGNEXT-NEXT:  # %bb.0:
; SIGNEXT-NEXT:    local.get $push4=, 0
; SIGNEXT-NEXT:    i32.extend8_s $push0=, $pop4
; SIGNEXT-NEXT:    local.get $push5=, 1
; SIGNEXT-NEXT:    i32.const $push3=, 255
; SIGNEXT-NEXT:    i32.and $push2=, $pop5, $pop3
; SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop2
; SIGNEXT-NEXT:    return $pop1
  %a = ashr i8 %x, %y
  ret i8 %a
}

define i16 @ashr_i16(i16 %x) {
; NO-SIGNEXT-LABEL: ashr_i16:
; NO-SIGNEXT:         .functype ashr_i16 (i32) -> (i32)
; NO-SIGNEXT-NEXT:    .local i32, i32
; NO-SIGNEXT-NEXT:  # %bb.0:
; NO-SIGNEXT-NEXT:    i32.const $push3=, 13
; NO-SIGNEXT-NEXT:    local.set 1, $pop3
; NO-SIGNEXT-NEXT:    i32.const $push4=, 16
; NO-SIGNEXT-NEXT:    local.set 2, $pop4
; NO-SIGNEXT-NEXT:    local.get $push6=, 0
; NO-SIGNEXT-NEXT:    local.get $push5=, 2
; NO-SIGNEXT-NEXT:    i32.shl $push2=, $pop6, $pop5
; NO-SIGNEXT-NEXT:    local.get $push7=, 2
; NO-SIGNEXT-NEXT:    i32.shr_s $push0=, $pop2, $pop7
; NO-SIGNEXT-NEXT:    local.get $push8=, 1
; NO-SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop8
; NO-SIGNEXT-NEXT:    return $pop1
;
; SIGNEXT-LABEL: ashr_i16:
; SIGNEXT:         .functype ashr_i16 (i32) -> (i32)
; SIGNEXT-NEXT:    .local i32
; SIGNEXT-NEXT:  # %bb.0:
; SIGNEXT-NEXT:    i32.const $push2=, 13
; SIGNEXT-NEXT:    local.set 1, $pop2
; SIGNEXT-NEXT:    local.get $push3=, 0
; SIGNEXT-NEXT:    i32.extend16_s $push0=, $pop3
; SIGNEXT-NEXT:    local.get $push4=, 1
; SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop4
; SIGNEXT-NEXT:    return $pop1
  %a = ashr i16 %x, 13
  ret i16 %a
}

define i16 @ashrv_i16(i16 %x, i16 %y) {
; NO-SIGNEXT-LABEL: ashrv_i16:
; NO-SIGNEXT:         .functype ashrv_i16 (i32, i32) -> (i32)
; NO-SIGNEXT-NEXT:    .local i32
; NO-SIGNEXT-NEXT:  # %bb.0:
; NO-SIGNEXT-NEXT:    i32.const $push5=, 16
; NO-SIGNEXT-NEXT:    local.set 2, $pop5
; NO-SIGNEXT-NEXT:    local.get $push7=, 0
; NO-SIGNEXT-NEXT:    local.get $push6=, 2
; NO-SIGNEXT-NEXT:    i32.shl $push4=, $pop7, $pop6
; NO-SIGNEXT-NEXT:    local.get $push8=, 2
; NO-SIGNEXT-NEXT:    i32.shr_s $push0=, $pop4, $pop8
; NO-SIGNEXT-NEXT:    local.get $push9=, 1
; NO-SIGNEXT-NEXT:    i32.const $push3=, 65535
; NO-SIGNEXT-NEXT:    i32.and $push2=, $pop9, $pop3
; NO-SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop2
; NO-SIGNEXT-NEXT:    return $pop1
;
; SIGNEXT-LABEL: ashrv_i16:
; SIGNEXT:         .functype ashrv_i16 (i32, i32) -> (i32)
; SIGNEXT-NEXT:  # %bb.0:
; SIGNEXT-NEXT:    local.get $push4=, 0
; SIGNEXT-NEXT:    i32.extend16_s $push0=, $pop4
; SIGNEXT-NEXT:    local.get $push5=, 1
; SIGNEXT-NEXT:    i32.const $push3=, 65535
; SIGNEXT-NEXT:    i32.and $push2=, $pop5, $pop3
; SIGNEXT-NEXT:    i32.shr_s $push1=, $pop0, $pop2
; SIGNEXT-NEXT:    return $pop1
  %a = ashr i16 %x, %y
  ret i16 %a
}

define i32 @ashr_i32(i32 %x) {
; CHECK-LABEL: ashr_i32:
; CHECK:         .functype ashr_i32 (i32) -> (i32)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get $push2=, 0
; CHECK-NEXT:    i32.const $push0=, 21
; CHECK-NEXT:    i32.shr_s $push1=, $pop2, $pop0
; CHECK-NEXT:    return $pop1
  %a = ashr i32 %x, 21
  ret i32 %a
}

define i32 @ashrv_i32(i32 %x, i32 %y) {
; CHECK-LABEL: ashrv_i32:
; CHECK:         .functype ashrv_i32 (i32, i32) -> (i32)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get $push2=, 0
; CHECK-NEXT:    local.get $push1=, 1
; CHECK-NEXT:    i32.shr_s $push0=, $pop2, $pop1
; CHECK-NEXT:    return $pop0
  %a = ashr i32 %x, %y
  ret i32 %a
}

define i64 @ashr_i64(i64 %x) {
; CHECK-LABEL: ashr_i64:
; CHECK:         .functype ashr_i64 (i64) -> (i64)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get $push2=, 0
; CHECK-NEXT:    i64.const $push0=, 37
; CHECK-NEXT:    i64.shr_s $push1=, $pop2, $pop0
; CHECK-NEXT:    return $pop1
  %a = ashr i64 %x, 37
  ret i64 %a
}

define i64 @ashrv_i64(i64 %x, i64 %y) {
; CHECK-LABEL: ashrv_i64:
; CHECK:         .functype ashrv_i64 (i64, i64) -> (i64)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    local.get $push2=, 0
; CHECK-NEXT:    local.get $push1=, 1
; CHECK-NEXT:    i64.shr_s $push0=, $pop2, $pop1
; CHECK-NEXT:    return $pop0
  %a = ashr i64 %x, %y
  ret i64 %a
}