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| author | Jacob Young <jacobly0@users.noreply.github.com> | 2023-04-28 02:24:29 -0400 |
|---|---|---|
| committer | Jacob Young <jacobly0@users.noreply.github.com> | 2023-05-01 19:22:52 -0400 |
| commit | 50f96c2949bd7d396eaaf391ffd5fd55e59ebac1 (patch) | |
| tree | c5302677eecf012d7d83da4f3b51578767b87c0f /src | |
| parent | db76ae82607b941373064b05a348950802a21217 (diff) | |
| download | zig-50f96c2949bd7d396eaaf391ffd5fd55e59ebac1.tar.gz zig-50f96c2949bd7d396eaaf391ffd5fd55e59ebac1.zip | |
x86_64: fix stack realignment
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86_64/CodeGen.zig | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/arch/x86_64/CodeGen.zig b/src/arch/x86_64/CodeGen.zig index 915b36f267..955a0ba843 100644 --- a/src/arch/x86_64/CodeGen.zig +++ b/src/arch/x86_64/CodeGen.zig @@ -1673,15 +1673,16 @@ fn allocFrameIndex(self: *Self, alloc: FrameAlloc) !FrameIndex { const frame_allocs_slice = self.frame_allocs.slice(); const frame_size = frame_allocs_slice.items(.abi_size); const frame_align = frame_allocs_slice.items(.abi_align); + + const stack_frame_align = &frame_align[@enumToInt(FrameIndex.stack_frame)]; + stack_frame_align.* = @max(stack_frame_align.*, alloc.abi_align); + for (self.free_frame_indices.keys(), 0..) |frame_index, free_i| { const abi_size = frame_size[@enumToInt(frame_index)]; if (abi_size != alloc.abi_size) continue; const abi_align = &frame_align[@enumToInt(frame_index)]; abi_align.* = @max(abi_align.*, alloc.abi_align); - const stack_frame_align = &frame_align[@enumToInt(FrameIndex.stack_frame)]; - stack_frame_align.* = @max(stack_frame_align.*, alloc.abi_align); - _ = self.free_frame_indices.swapRemoveAt(free_i); return frame_index; } |