1; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers | FileCheck %s 2 3; Test zeroext and signext ABI keywords 4 5target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" 6target triple = "wasm32-unknown-unknown" 7 8; CHECK-LABEL: z2s_func: 9; CHECK-NEXT: .functype z2s_func (i32) -> (i32){{$}} 10; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 24{{$}} 11; CHECK-NEXT: i32.shl $push[[NUM2:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 12; CHECK-NEXT: i32.const $push[[NUM1:[0-9]+]]=, 24{{$}} 13; CHECK-NEXT: i32.shr_s $push[[NUM3:[0-9]+]]=, $pop[[NUM2]], $pop[[NUM1]]{{$}} 14; CHECK-NEXT: return $pop[[NUM3]]{{$}} 15define signext i8 @z2s_func(i8 zeroext %t) { 16 ret i8 %t 17} 18 19; CHECK-LABEL: s2z_func: 20; CHECK-NEXT: .functype s2z_func (i32) -> (i32){{$}} 21; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 255{{$}} 22; CHECK-NEXT: i32.and $push[[NUM1:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 23; CHECK-NEXT: return $pop[[NUM1]]{{$}} 24define zeroext i8 @s2z_func(i8 signext %t) { 25 ret i8 %t 26} 27 28; CHECK-LABEL: z2s_call: 29; CHECK-NEXT: .functype z2s_call (i32) -> (i32){{$}} 30; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 255{{$}} 31; CHECK-NEXT: i32.and $push[[NUM1:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 32; CHECK-NEXT: call $push[[NUM2:[0-9]+]]=, z2s_func, $pop[[NUM1]]{{$}} 33; CHECK-NEXT: return $pop[[NUM2]]{{$}} 34define i32 @z2s_call(i32 %t) { 35 %s = trunc i32 %t to i8 36 %u = call signext i8 @z2s_func(i8 zeroext %s) 37 %v = sext i8 %u to i32 38 ret i32 %v 39} 40 41; CHECK-LABEL: s2z_call: 42; CHECK-NEXT: .functype s2z_call (i32) -> (i32){{$}} 43; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 24{{$}} 44; CHECK-NEXT: i32.shl $push[[NUM1:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 45; CHECK-NEXT: i32.const $push[[NUM6:[0-9]+]]=, 24{{$}} 46; CHECK-NEXT: i32.shr_s $push[[NUM2:[0-9]+]]=, $pop[[NUM1]], $pop[[NUM6]]{{$}} 47; CHECK-NEXT: call $push[[NUM3:[0-9]]]=, s2z_func, $pop[[NUM2]]{{$}} 48; CHECK-NEXT: i32.const $push[[NUM7:[0-9]+]]=, 24{{$}} 49; CHECK-NEXT: i32.shl $push[[NUM4:[0-9]+]]=, $pop[[NUM3]], $pop[[NUM7]]{{$}} 50; CHECK-NEXT: i32.const $push[[NUM8:[0-9]+]]=, 24{{$}} 51; CHECK-NEXT: i32.shr_s $push[[NUM5:[0-9]+]]=, $pop[[NUM4]], $pop[[NUM8]]{{$}} 52; CHECK-NEXT: return $pop[[NUM5]]{{$}} 53define i32 @s2z_call(i32 %t) { 54 %s = trunc i32 %t to i8 55 %u = call zeroext i8 @s2z_func(i8 signext %s) 56 %v = sext i8 %u to i32 57 ret i32 %v 58} 59