| Dan Gohman | 5d2b935 | 2018-01-19 17:16:24 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mattr=+atomics,+sign-ext -asm-verbose=false -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals | FileCheck %s |
| Derek Schuff | 885dc59 | 2017-10-05 21:18:42 +0000 | [diff] [blame] | 2 | |
| 3 | ; Test that extending loads are assembled properly. |
| 4 | |
| 5 | target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| 6 | target triple = "wasm32-unknown-unknown-wasm" |
| 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 $pop1{{$}} |
| 12 | define 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 $pop0{{$}} |
| 21 | define i32 @zext_i8_i32(i8 *%p) { |
| 22 | e1: |
| 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 $pop1{{$}} |
| 32 | define 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 $pop0{{$}} |
| 41 | define 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 $pop1{{$}} |
| 51 | define 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 $pop0{{$}} |
| 60 | define 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 $pop1{{$}} |
| 70 | define 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 $pop0{{$}} |
| 79 | define 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 $pop1{{$}} |
| 89 | define 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 $pop0{{$}} |
| 98 | define 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 | } |