1; RUN: llc < %s -mattr=+atomics,+sign-ext -asm-verbose=false -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals | FileCheck %s 2 3; Test that extending loads are assembled properly. 4 5target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" 6target triple = "wasm32-unknown-unknown" 7 8; CHECK-LABEL: sext_i8_i32: 9; CHECK: i32.atomic.load8_u $push0=, 0($0){{$}} 10; CHECK-NEXT: i32.extend8_s $push1=, $pop0{{$}} 11; CHECK-NEXT: return $pop1{{$}} 12define i32 @sext_i8_i32(i8 *%p) { 13 %v = load atomic i8, i8* %p seq_cst, align 1 14 %e = sext i8 %v to i32 15 ret i32 %e 16} 17 18; CHECK-LABEL: zext_i8_i32: 19; CHECK: i32.atomic.load8_u $push0=, 0($0){{$}} 20; CHECK-NEXT: return $pop0{{$}} 21define i32 @zext_i8_i32(i8 *%p) { 22e1: 23 %v = load atomic i8, i8* %p seq_cst, align 1 24 %e = zext i8 %v to i32 25 ret i32 %e 26} 27 28; CHECK-LABEL: sext_i16_i32: 29; CHECK: i32.atomic.load16_u $push0=, 0($0){{$}} 30; CHECK-NEXT: i32.extend16_s $push1=, $pop0{{$}} 31; CHECK-NEXT: return $pop1{{$}} 32define i32 @sext_i16_i32(i16 *%p) { 33 %v = load atomic i16, i16* %p seq_cst, align 2 34 %e = sext i16 %v to i32 35 ret i32 %e 36} 37 38; CHECK-LABEL: zext_i16_i32: 39; CHECK: i32.atomic.load16_u $push0=, 0($0){{$}} 40; CHECK-NEXT: return $pop0{{$}} 41define i32 @zext_i16_i32(i16 *%p) { 42 %v = load atomic i16, i16* %p seq_cst, align 2 43 %e = zext i16 %v to i32 44 ret i32 %e 45} 46 47; CHECK-LABEL: sext_i8_i64: 48; CHECK: i64.atomic.load8_u $push0=, 0($0){{$}} 49; CHECK: i64.extend8_s $push1=, $pop0{{$}} 50; CHECK-NEXT: return $pop1{{$}} 51define i64 @sext_i8_i64(i8 *%p) { 52 %v = load atomic i8, i8* %p seq_cst, align 1 53 %e = sext i8 %v to i64 54 ret i64 %e 55} 56 57; CHECK-LABEL: zext_i8_i64: 58; CHECK: i64.atomic.load8_u $push0=, 0($0){{$}} 59; CHECK-NEXT: return $pop0{{$}} 60define i64 @zext_i8_i64(i8 *%p) { 61 %v = load atomic i8, i8* %p seq_cst, align 1 62 %e = zext i8 %v to i64 63 ret i64 %e 64} 65 66; CHECK-LABEL: sext_i16_i64: 67; CHECK: i64.atomic.load16_u $push0=, 0($0){{$}} 68; CHECK: i64.extend16_s $push1=, $pop0{{$}} 69; CHECK-NEXT: return $pop1{{$}} 70define i64 @sext_i16_i64(i16 *%p) { 71 %v = load atomic i16, i16* %p seq_cst, align 2 72 %e = sext i16 %v to i64 73 ret i64 %e 74} 75 76; CHECK-LABEL: zext_i16_i64: 77; CHECK: i64.atomic.load16_u $push0=, 0($0){{$}} 78; CHECK-NEXT: return $pop0{{$}} 79define i64 @zext_i16_i64(i16 *%p) { 80 %v = load atomic i16, i16* %p seq_cst, align 2 81 %e = zext i16 %v to i64 82 ret i64 %e 83} 84 85; CHECK-LABEL: sext_i32_i64: 86; CHECK: i32.atomic.load $push0=, 0($0){{$}} 87; CHECK: i64.extend_s/i32 $push1=, $pop0{{$}} 88; CHECK-NEXT: return $pop1{{$}} 89define i64 @sext_i32_i64(i32 *%p) { 90 %v = load atomic i32, i32* %p seq_cst, align 4 91 %e = sext i32 %v to i64 92 ret i64 %e 93} 94 95; CHECK-LABEL: zext_i32_i64: 96; CHECK: i64.atomic.load32_u $push0=, 0($0){{$}} 97; CHECK: return $pop0{{$}} 98define i64 @zext_i32_i64(i32 *%p) { 99 %v = load atomic i32, i32* %p seq_cst, align 4 100 %e = zext i32 %v to i64 101 ret i64 %e 102} 103