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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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a59c773124
32-bit ones likely copy paste error from coming from arm v7. Also create userland/arch/aarch64/inline_asm/int_32.c: Also create aarch64_ldaxr_stlxr.cpp and start documenting LDAXR and STLXR.
16 lines
281 B
C
16 lines
281 B
C
/* https://cirosantilli.com/linux-kernel-module-cheat#gcc-inline-assembly */
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#include <assert.h>
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#include <inttypes.h>
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int main(void) {
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uint32_t io = 1;
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__asm__ (
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"add %w[io], %w[io], 1;"
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: [io] "+r" (io)
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:
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:
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);
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assert(io == 2);
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}
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