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https://github.com/cirosantilli/linux-kernel-module-cheat.git
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a90271c6af
Split userland/arch/<arch>/c/ into inline_asm and intrinsics, and move programs that don't match either up.
21 lines
408 B
C
21 lines
408 B
C
/* 1 + 2 == 3
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*
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* https://github.com/cirosantilli/linux-kernel-module-cheat#gcc-inline-assembly
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*/
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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 in0 = 1, in1 = 2, out;
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__asm__ (
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"add %[out], %[in0], %[in1];"
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: [out] "=r" (out)
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: [in0] "r" (in0),
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[in1] "r" (in1)
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);
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assert(in0 == 1);
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assert(in1 == 2);
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assert(out == 3);
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}
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