1; RUN: llc < %s -mcpu=mvp -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 triple = "wasm32-unknown-unknown" 6 7; CHECK-LABEL: z2s_func: 8; CHECK-NEXT: .functype z2s_func (i32) -> (i32){{$}} 9; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 24{{$}} 10; CHECK-NEXT: i32.shl $push[[NUM2:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 11; CHECK-NEXT: i32.const $push[[NUM1:[0-9]+]]=, 24{{$}} 12; CHECK-NEXT: i32.shr_s $push[[NUM3:[0-9]+]]=, $pop[[NUM2]], $pop[[NUM1]]{{$}} 13; CHECK-NEXT: return $pop[[NUM3]]{{$}} 14define signext i8 @z2s_func(i8 zeroext %t) { 15 ret i8 %t 16} 17 18; CHECK-LABEL: s2z_func: 19; CHECK-NEXT: .functype s2z_func (i32) -> (i32){{$}} 20; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 255{{$}} 21; CHECK-NEXT: i32.and $push[[NUM1:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 22; CHECK-NEXT: return $pop[[NUM1]]{{$}} 23define zeroext i8 @s2z_func(i8 signext %t) { 24 ret i8 %t 25} 26 27; CHECK-LABEL: z2s_call: 28; CHECK-NEXT: .functype z2s_call (i32) -> (i32){{$}} 29; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 255{{$}} 30; CHECK-NEXT: i32.and $push[[NUM1:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 31; CHECK-NEXT: call $push[[NUM2:[0-9]+]]=, z2s_func, $pop[[NUM1]]{{$}} 32; CHECK-NEXT: return $pop[[NUM2]]{{$}} 33define i32 @z2s_call(i32 %t) { 34 %s = trunc i32 %t to i8 35 %u = call signext i8 @z2s_func(i8 zeroext %s) 36 %v = sext i8 %u to i32 37 ret i32 %v 38} 39 40; CHECK-LABEL: s2z_call: 41; CHECK-NEXT: .functype s2z_call (i32) -> (i32){{$}} 42; CHECK-NEXT: i32.const $push[[NUM0:[0-9]+]]=, 24{{$}} 43; CHECK-NEXT: i32.shl $push[[NUM1:[0-9]+]]=, $0, $pop[[NUM0]]{{$}} 44; CHECK-NEXT: i32.const $push[[NUM6:[0-9]+]]=, 24{{$}} 45; CHECK-NEXT: i32.shr_s $push[[NUM2:[0-9]+]]=, $pop[[NUM1]], $pop[[NUM6]]{{$}} 46; CHECK-NEXT: call $push[[NUM3:[0-9]]]=, s2z_func, $pop[[NUM2]]{{$}} 47; CHECK-NEXT: i32.const $push[[NUM7:[0-9]+]]=, 24{{$}} 48; CHECK-NEXT: i32.shl $push[[NUM4:[0-9]+]]=, $pop[[NUM3]], $pop[[NUM7]]{{$}} 49; CHECK-NEXT: i32.const $push[[NUM8:[0-9]+]]=, 24{{$}} 50; CHECK-NEXT: i32.shr_s $push[[NUM5:[0-9]+]]=, $pop[[NUM4]], $pop[[NUM8]]{{$}} 51; CHECK-NEXT: return $pop[[NUM5]]{{$}} 52define i32 @s2z_call(i32 %t) { 53 %s = trunc i32 %t to i8 54 %u = call zeroext i8 @s2z_func(i8 signext %s) 55 %v = sext i8 %u to i32 56 ret i32 %v 57} 58