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; RUN: llc < %s -asm-verbose=false | FileCheck %s
; Test that i1 extending loads and truncating stores are assembled properly.
target datalayout = "e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
; CHECK-LABEL: load_u_i1_i32:
; CHECK: i32.load8_u (get_local 1){{$}}
; CHECK-NEXT: set_local 2, pop{{$}}
; CHECK-NEXT: return (get_local 2){{$}}
define i32 @load_u_i1_i32(i1* %p) {
%v = load i1, i1* %p
%e = zext i1 %v to i32
ret i32 %e
}
; CHECK-LABEL: load_s_i1_i32:
; CHECK: i32.load8_u (get_local 1){{$}}
; CHECK-NEXT: set_local 2, pop{{$}}
; CHECK-NEXT: i32.const 31{{$}}
; CHECK-NEXT: set_local 3, pop{{$}}
; CHECK-NEXT: shl (get_local 2), (get_local 3){{$}}
; CHECK-NEXT: set_local 4, pop{{$}}
; CHECK-NEXT: shr_s (get_local 4), (get_local 3){{$}}
; CHECK-NEXT: set_local 5, pop{{$}}
; CHECK-NEXT: return (get_local 5){{$}}
define i32 @load_s_i1_i32(i1* %p) {
%v = load i1, i1* %p
%e = sext i1 %v to i32
ret i32 %e
}
; CHECK-LABEL: load_u_i1_i64:
; CHECK: i64.load8_u (get_local 1){{$}}
; CHECK-NEXT: set_local 2, pop{{$}}
; CHECK-NEXT: return (get_local 2){{$}}
define i64 @load_u_i1_i64(i1* %p) {
%v = load i1, i1* %p
%e = zext i1 %v to i64
ret i64 %e
}
; CHECK-LABEL: load_s_i1_i64:
; CHECK: i64.load8_u (get_local 1){{$}}
; CHECK-NEXT: set_local 2, pop{{$}}
; CHECK-NEXT: i64.const 63{{$}}
; CHECK-NEXT: set_local 3, pop{{$}}
; CHECK-NEXT: shl (get_local 2), (get_local 3){{$}}
; CHECK-NEXT: set_local 4, pop{{$}}
; CHECK-NEXT: shr_s (get_local 4), (get_local 3){{$}}
; CHECK-NEXT: set_local 5, pop{{$}}
; CHECK-NEXT: return (get_local 5){{$}}
define i64 @load_s_i1_i64(i1* %p) {
%v = load i1, i1* %p
%e = sext i1 %v to i64
ret i64 %e
}
; CHECK-LABEL: store_i32_i1:
; CHECK: i32.const 1{{$}}
; CHECK-NEXT: set_local 4, pop{{$}}
; CHECK-NEXT: and (get_local 3), (get_local 4){{$}}
; CHECK-NEXT: set_local 5, pop{{$}}
; CHECK-NEXT: i32.store8 (get_local 2), (get_local 5){{$}}
define void @store_i32_i1(i1* %p, i32 %v) {
%t = trunc i32 %v to i1
store i1 %t, i1* %p
ret void
}
; CHECK-LABEL: store_i64_i1:
; CHECK: i64.const 1{{$}}
; CHECK-NEXT: set_local 4, pop{{$}}
; CHECK-NEXT: and (get_local 3), (get_local 4){{$}}
; CHECK-NEXT: set_local 5, pop{{$}}
; CHECK-NEXT: i64.store8 (get_local 2), (get_local 5){{$}}
define void @store_i64_i1(i1* %p, i64 %v) {
%t = trunc i64 %v to i1
store i1 %t, i1* %p
ret void
}
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