| Dan Gohman | 7d7409e | 2017-02-28 23:37:04 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals | FileCheck %s |
| Dan Gohman | 69c4c76 | 2015-08-24 21:03:24 +0000 | [diff] [blame] | 2 | |
| 3 | ; Test that basic memory operations assemble as expected with 32-bit addresses. |
| 4 | |
| Dan Gohman | 0c6f5ac | 2016-01-07 03:19:23 +0000 | [diff] [blame] | 5 | target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| Dan Gohman | 7d7409e | 2017-02-28 23:37:04 +0000 | [diff] [blame] | 6 | target triple = "wasm32-unknown-unknown-wasm" |
| Dan Gohman | 69c4c76 | 2015-08-24 21:03:24 +0000 | [diff] [blame] | 7 | |
| Derek Schuff | 31680dd | 2016-05-02 17:25:22 +0000 | [diff] [blame] | 8 | declare i32 @llvm.wasm.current.memory.i32() nounwind readonly |
| Dan Gohman | 73e3aaa | 2017-01-18 01:02:45 +0000 | [diff] [blame] | 9 | declare i32 @llvm.wasm.grow.memory.i32(i32) nounwind |
| Dan Gohman | 72f1692 | 2015-10-02 19:21:15 +0000 | [diff] [blame] | 10 | |
| Derek Schuff | 31680dd | 2016-05-02 17:25:22 +0000 | [diff] [blame] | 11 | ; CHECK-LABEL: current_memory: |
| Dan Gohman | e51c058 | 2015-10-06 00:27:55 +0000 | [diff] [blame] | 12 | ; CHECK-NEXT: .result i32{{$}} |
| Derek Schuff | 31680dd | 2016-05-02 17:25:22 +0000 | [diff] [blame] | 13 | ; CHECK-NEXT: current_memory $push0={{$}} |
| Dan Gohman | 81719f8 | 2015-11-25 16:55:01 +0000 | [diff] [blame] | 14 | ; CHECK-NEXT: return $pop0{{$}} |
| Derek Schuff | 31680dd | 2016-05-02 17:25:22 +0000 | [diff] [blame] | 15 | define i32 @current_memory() { |
| 16 | %a = call i32 @llvm.wasm.current.memory.i32() |
| Dan Gohman | 72f1692 | 2015-10-02 19:21:15 +0000 | [diff] [blame] | 17 | ret i32 %a |
| 18 | } |
| Dan Gohman | baba8c6 | 2015-10-02 20:10:26 +0000 | [diff] [blame] | 19 | |
| Dan Gohman | d7ffb91 | 2015-11-05 20:16:59 +0000 | [diff] [blame] | 20 | ; CHECK-LABEL: grow_memory: |
| Dan Gohman | 1270b0a | 2015-11-25 17:33:15 +0000 | [diff] [blame] | 21 | ; CHECK-NEXT: .param i32{{$}} |
| Dan Gohman | 73e3aaa | 2017-01-18 01:02:45 +0000 | [diff] [blame] | 22 | ; CHECK-NEXT: .result i32{{$}} |
| 23 | ; CHECK: grow_memory $push0=, $0{{$}} |
| 24 | ; CHECK-NEXT: return $pop0{{$}} |
| 25 | define i32 @grow_memory(i32 %n) { |
| 26 | %a = call i32 @llvm.wasm.grow.memory.i32(i32 %n) |
| 27 | ret i32 %a |
| Dan Gohman | baba8c6 | 2015-10-02 20:10:26 +0000 | [diff] [blame] | 28 | } |