Lines Matching defs:r0
1983 * call foo // uses callee's r6 inside to compute r0
1984 * r0 += r6
1985 * if r0 == 0 goto
2156 * 3: (7b) *(u64 *)(r3 -8) = r0
4558 /* This is used to refine r0 return value bounds for helpers
5055 /* after the call registers r0 - r5 were scratched */
5121 /* callee cannot access r0, r6 - r9 for reading and has to write
5164 struct bpf_reg_state *r0;
5168 r0 = &callee->regs[BPF_REG_0];
5169 if (r0->type == PTR_TO_STACK) {
5182 /* return to the caller whatever r0 had in the callee */
5183 caller->regs[BPF_REG_0] = *r0;
8933 * 1: r0 = 1
8935 * 3: r0 = 2
8937 * when the verifier reaches exit insn the register r0 in the state list of
8940 * parentage chain from insn 4 into insn 2 and will mark r0 as REG_LIVE_READ.
9588 * the state of the call instruction (with WRITTEN set), and r0 comes