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Ensure stack frame is always popped when procedure returns from inside a branch

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This commit is contained in:
Brian Carroll 2021-09-30 15:49:54 +01:00
parent 79ac2f04b8
commit 7ac7e16f60
4 changed files with 49 additions and 24 deletions
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6
compiler/gen_wasm/src/lib.rs
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@ -26,7 +26,7 @@ pub const ALIGN_8: u32 = 3;
pub const STACK_POINTER_GLOBAL_ID: u32 = 0;
pub const STACK_ALIGNMENT_BYTES: i32 = 16;
#[derive(Clone, Copy, Debug)]
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub struct LocalId(pub u32);
pub struct Env<'a> {
@ -163,7 +163,7 @@ pub fn round_up_to_alignment(unaligned: i32, alignment_bytes: i32) -> i32 {
aligned
}
pub fn allocate_stack_frame(
pub fn push_stack_frame(
instructions: &mut Vec<Instruction>,
size: i32,
local_frame_pointer: LocalId,
@ -178,7 +178,7 @@ pub fn allocate_stack_frame(
]);
}
pub fn free_stack_frame(
pub fn pop_stack_frame(
instructions: &mut Vec<Instruction>,
size: i32,
local_frame_pointer: LocalId,