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Fix table element size

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This commit is contained in:
Syrus Akbary 2018-11-18 15:41:31 -08:00
parent f3cbfc0e09
commit 998d7294f0
1 changed files with 9 additions and 5 deletions
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14
src/webassembly/module.rs
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@ -391,7 +391,7 @@ impl<'environment> FuncEnvironmentTrait for FuncEnvironment<'environment> {
base,
offset: Offset32::new(table_data_offset + ptr_size as i32),
global_type: self.pointer_type(),
readonly: true,
readonly: false,
});
// Create table based on the data above
@ -399,7 +399,7 @@ impl<'environment> FuncEnvironmentTrait for FuncEnvironment<'environment> {
base_gv,
min_size: Imm64::new(0),
bound_gv,
element_size: Imm64::new(i64::from(self.pointer_bytes()) * 2),
element_size: Imm64::new(i64::from(self.pointer_bytes())),
index_type: I64,
});
@ -525,18 +525,22 @@ impl<'environment> FuncEnvironmentTrait for FuncEnvironment<'environment> {
// 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.pointer_type();
let ptr = native_pointer_type();
let callee_offset = if ptr == I32 {
// pos.ins().imul_imm(callee, 4)
callee
} else {
let ext = pos.ins().uextend(I64, callee);
let ext = pos.ins().uextend(ptr, callee);
ext
// pos.ins().imul_imm(ext, 4)
};
// let entry_size = native_pointer_size() as i64 * 2;
// let callee_scaled = pos.ins().imul_imm(callee_offset, entry_size);
let entry_addr = pos
.ins()
.table_addr(self.pointer_type(), table, callee_offset, 0);
.table_addr(ptr, table, callee_offset, 0);
let mut mflags = ir::MemFlags::new();
mflags.set_notrap();
mflags.set_aligned();