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| author | Dan Gohman <dan433584@gmail.com> | 2015-10-02 20:10:26 +0000 |
|---|---|---|
| committer | Dan Gohman <dan433584@gmail.com> | 2015-10-02 20:10:26 +0000 |
| commit | baba8c648b5b57e16a8e8f1b3c7142b8725c3bb6 (patch) | |
| tree | 277062b826f220ed9747aacaa407e04ad7c393d7 | |
| parent | d0671346ae317e76c3715c301bf3241462ee8ac2 (diff) | |
| download | bcm5719-llvm-baba8c648b5b57e16a8e8f1b3c7142b8725c3bb6.tar.gz bcm5719-llvm-baba8c648b5b57e16a8e8f1b3c7142b8725c3bb6.zip | |
[WebAssembly] Add a resize_memory intrinsic.
llvm-svn: 249178
| -rw-r--r-- | llvm/include/llvm/IR/IntrinsicsWebAssembly.td | 1 | ||||
| -rw-r--r-- | llvm/lib/Target/WebAssembly/WebAssemblyInstrMemory.td | 8 | ||||
| -rw-r--r-- | llvm/test/CodeGen/WebAssembly/memory-addr32.ll | 10 | ||||
| -rw-r--r-- | llvm/test/CodeGen/WebAssembly/memory-addr64.ll | 10 |
4 files changed, 29 insertions, 0 deletions
diff --git a/llvm/include/llvm/IR/IntrinsicsWebAssembly.td b/llvm/include/llvm/IR/IntrinsicsWebAssembly.td index 8c67549c2c9..04edae5294f 100644 --- a/llvm/include/llvm/IR/IntrinsicsWebAssembly.td +++ b/llvm/include/llvm/IR/IntrinsicsWebAssembly.td @@ -16,5 +16,6 @@ let TargetPrefix = "wasm" in { // All intrinsics start with "llvm.wasm.". def int_wasm_page_size : Intrinsic<[llvm_anyint_ty], [], [IntrNoMem]>; def int_wasm_memory_size : Intrinsic<[llvm_anyint_ty], [], [IntrNoMem]>; +def int_wasm_resize_memory : Intrinsic<[], [llvm_anyint_ty], []>; } diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyInstrMemory.td b/llvm/lib/Target/WebAssembly/WebAssemblyInstrMemory.td index 410fd47d370..ec9a121b3a7 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyInstrMemory.td +++ b/llvm/lib/Target/WebAssembly/WebAssemblyInstrMemory.td @@ -106,3 +106,11 @@ def memory_size_I32 : I<(outs I32:$dst), (ins), def memory_size_I64 : I<(outs I64:$dst), (ins), [(set I64:$dst, (int_wasm_memory_size))]>, Requires<[HasAddr64]>; + +// Resize memory. +def resize_memory_I32 : I<(outs), (ins I32:$delta), + [(int_wasm_resize_memory I32:$delta)]>, + Requires<[HasAddr32]>; +def resize_memory_I64 : I<(outs), (ins I64:$delta), + [(int_wasm_resize_memory I64:$delta)]>, + Requires<[HasAddr64]>; diff --git a/llvm/test/CodeGen/WebAssembly/memory-addr32.ll b/llvm/test/CodeGen/WebAssembly/memory-addr32.ll index 3c1173aaac3..a74787fa322 100644 --- a/llvm/test/CodeGen/WebAssembly/memory-addr32.ll +++ b/llvm/test/CodeGen/WebAssembly/memory-addr32.ll @@ -7,6 +7,7 @@ target triple = "wasm32-unknown-unknown" declare i32 @llvm.wasm.page.size.i32() nounwind readnone declare i32 @llvm.wasm.memory.size.i32() nounwind readnone +declare void @llvm.wasm.resize.memory.i32(i32) nounwind ; CHECK-LABEL: (func $page_size ; CHECK-NEXT: (result i32) @@ -25,3 +26,12 @@ define i32 @memory_size() { %a = call i32 @llvm.wasm.memory.size.i32() ret i32 %a } + +; CHECK-LABEL: (func $resize_memory +; CHECK-NEXT: (param i32) +; CHECK: (resize_memory @0) +; CHECK-NEXT: (return) +define void @resize_memory(i32 %n) { + call void @llvm.wasm.resize.memory.i32(i32 %n) + ret void +} diff --git a/llvm/test/CodeGen/WebAssembly/memory-addr64.ll b/llvm/test/CodeGen/WebAssembly/memory-addr64.ll index e4a6190b45c..e336179e7f1 100644 --- a/llvm/test/CodeGen/WebAssembly/memory-addr64.ll +++ b/llvm/test/CodeGen/WebAssembly/memory-addr64.ll @@ -7,6 +7,7 @@ target triple = "wasm64-unknown-unknown" declare i64 @llvm.wasm.page.size.i64() nounwind readnone declare i64 @llvm.wasm.memory.size.i64() nounwind readnone +declare void @llvm.wasm.resize.memory.i64(i64) nounwind ; CHECK-LABEL: (func $page_size ; CHECK-NEXT: (result i64) @@ -25,3 +26,12 @@ define i64 @memory_size() { %a = call i64 @llvm.wasm.memory.size.i64() ret i64 %a } + +; CHECK-LABEL: (func $resize_memory +; CHECK-NEXT: (param i64) +; CHECK: (resize_memory @0) +; CHECK-NEXT: (return) +define void @resize_memory(i64 %n) { + call void @llvm.wasm.resize.memory.i64(i64 %n) + ret void +} |
