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ch32v: Fix: Add clobbers to bss/data loops #878

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ch32v: Fix: Add clobbers to bss/data loops #878

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4 changes: 2 additions & 2 deletions port/wch/ch32v/src/cpus/main.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -310,7 +310,7 @@ pub const startup_logic = struct {
\\ addi a1, a1, 4
\\ blt a1, a2, clear_bss_loop
\\clear_bss_done:
);
::: .{ .x10 = true, .x11 = true, .x12 = true });

// Copy .data from FLASH to RAM.
asm volatile (
Expand All @@ -325,7 +325,7 @@ pub const startup_logic = struct {
\\ addi a1, a1, 4
\\ bne a1, a2, copy_data_loop
\\copy_done:
);
::: .{ .x10 = true, .x11 = true, .x12 = true, .x13 = true });
}

export fn _reset_vector() linksection("microzig_flash_start") callconv(.naked) void {
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