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[wasm] Rename native_pointer() to pointer_type() to make it more apparent it's a type;

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This commit is contained in:
Benjamin Bouvier
2018-07-20 17:45:34 +02:00
committed by Dan Gohman
parent 32d657d62a
commit 5f3cd868cd
3 changed files with 7 additions and 7 deletions
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8
lib/wasm/src/code_translator.rs
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@@ -75,7 +75,7 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
let val = match state.get_global(builder.func, global_index, environ) {
GlobalVariable::Const(val) => val,
GlobalVariable::Memory { gv, ty } => {
let addr = builder.ins().global_value(environ.native_pointer(), gv);
let addr = builder.ins().global_value(environ.pointer_type(), gv);
let mut flags = ir::MemFlags::new();
flags.set_notrap();
flags.set_aligned();
@@ -88,7 +88,7 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
match state.get_global(builder.func, global_index, environ) {
GlobalVariable::Const(_) => panic!("global #{} is a constant", global_index),
GlobalVariable::Memory { gv, .. } => {
let addr = builder.ins().global_value(environ.native_pointer(), gv);
let addr = builder.ins().global_value(environ.pointer_type(), gv);
let mut flags = ir::MemFlags::new();
flags.set_notrap();
flags.set_aligned();
@@ -1024,7 +1024,7 @@ fn translate_load<FE: FuncEnvironment + ?Sized>(
let addr32 = state.pop1();
// We don't yet support multiple linear memories.
let heap = state.get_heap(builder.func, 0, environ);
let (base, offset) = get_heap_addr(heap, addr32, offset, environ.native_pointer(), builder);
let (base, offset) = get_heap_addr(heap, addr32, offset, environ.pointer_type(), builder);
// Note that we don't set `is_aligned` here, even if the load instruction's
// alignment immediate says it's aligned, because WebAssembly's immediate
// field is just a hint, while Cranelift's aligned flag needs a guarantee.
@@ -1048,7 +1048,7 @@ fn translate_store<FE: FuncEnvironment + ?Sized>(
// We don't yet support multiple linear memories.
let heap = state.get_heap(builder.func, 0, environ);
let (base, offset) = get_heap_addr(heap, addr32, offset, environ.native_pointer(), builder);
let (base, offset) = get_heap_addr(heap, addr32, offset, environ.pointer_type(), builder);
// See the comments in `translate_load` about the flags.
let flags = MemFlags::new();
builder

4
lib/wasm/src/environ/dummy.rs
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@@ -141,7 +141,7 @@ impl<'dummy_environment> DummyFuncEnvironment<'dummy_environment> {
fn vmctx_sig(&self, sigidx: SignatureIndex) -> ir::Signature {
let mut sig = self.mod_info.signatures[sigidx].clone();
sig.params.push(ir::AbiParam::special(
self.native_pointer(),
self.pointer_type(),
ir::ArgumentPurpose::VMContext,
));
sig
@@ -217,7 +217,7 @@ impl<'dummy_environment> FuncEnvironment for DummyFuncEnvironment<'dummy_environ
// The `callee` value is an index into a table of function pointers.
// Apparently, that table is stored at absolute address 0 in this dummy environment.
// TODO: Generate bounds checking code.
let ptr = self.native_pointer();
let ptr = self.pointer_type();
let callee_offset = if ptr == I32 {
pos.ins().imul_imm(callee, 4)
} else {

2
lib/wasm/src/environ/spec.rs
View File

@@ -85,7 +85,7 @@ pub trait FuncEnvironment {
/// Get the Cranelift integer type to use for native pointers.
///
/// This returns `I64` for 64-bit architectures and `I32` for 32-bit architectures.
fn native_pointer(&self) -> ir::Type {
fn pointer_type(&self) -> ir::Type {
ir::Type::int(u16::from(self.triple().pointer_width().unwrap().bits())).unwrap()
}