| author | Paul Cercueil <paul@crapouillou.net> | 2023年01月14日 15:10:52 +0000 |
|---|---|---|
| committer | pcpa <paulo.cesar.pereira.de.andrade@gmail.com> | 2023年01月14日 21:37:32 -0300 |
| commit | 8bc9d7e438e3c58c79d3bc5bc57969624e726eb0 (patch) | |
| tree | 254974bb74a00924b68ff6cde3df8ec69b2741af | |
| parent | 3c134a06ff2e474e9e2779b9c625fcfcb4ad2862 (diff) | |
| download | lightning-8bc9d7e438e3c58c79d3bc5bc57969624e726eb0.tar.gz | |
| -rw-r--r-- | lib/jit_mips-cpu.c | 46 | ||||
| -rw-r--r-- | lib/jit_mips.c | 6 |
diff --git a/lib/jit_mips-cpu.c b/lib/jit_mips-cpu.c index 028b806..d2852f2 100644 --- a/lib/jit_mips-cpu.c +++ b/lib/jit_mips-cpu.c @@ -715,8 +715,8 @@ static jit_word_t _bner(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t); static jit_word_t _bnei(jit_state_t*,jit_word_t,jit_int32_t,jit_word_t); # define jmpr(r0,prev) _jmpr(_jit,r0,prev) static void _jmpr(jit_state_t*,jit_int32_t,jit_node_t*); -# define jmpi(i0) _jmpi(_jit,i0) -static jit_word_t _jmpi(jit_state_t*,jit_word_t); +# define jmpi(i0,prev) _jmpi(_jit,i0,prev) +static jit_word_t _jmpi(jit_state_t*,jit_word_t,jit_node_t*); # define boaddr(i0,r0,r1) _boaddr(_jit,i0,r0,r1) static jit_word_t _boaddr(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t); # define boaddi(i0,r0,i1) _boaddi(_jit,i0,r0,i1) @@ -2646,21 +2646,47 @@ _jmpr(jit_state_t *_jit, jit_int32_t r0, jit_node_t *prev) } static jit_word_t -_jmpi(jit_state_t *_jit, jit_word_t i0) +_jmpi(jit_state_t *_jit, jit_word_t i0, jit_node_t *prev) { jit_word_t w; - jit_int32_t reg; + jit_int32_t reg, op, offset; + jit_bool_t swap_ds; + + swap_ds = can_swap_ds(prev, 0, 0); w = _jit->pc.w; if (((w + sizeof(jit_int32_t)) & 0xf0000000) == (i0 & 0xf0000000)) { - J((i0 & ~0xf0000000) >> 2); - NOP(1); + if (swap_ds) { + op = *--_jit->pc.ui; + w -= sizeof(jit_int32_t); + } + + J((i0 & ~0xf0000000) >> 2); + if (swap_ds) + ii(op); + else + NOP(1); } else { - reg = jit_get_reg(jit_class_gpr|jit_class_nospill); - movi_p(rn(reg), i0); - jmpr(rn(reg), NULL); - jit_unget_reg(reg); + reg = get_reg_can_swap(swap_ds); + if (reg == JIT_NOREG) { + swap_ds = 0; + reg = jit_get_reg(jit_class_gpr|jit_class_nospill); + } + + if (swap_ds) + op = *--_jit->pc.ui; + + movi_p(rn(reg), i0); + + w = _jit->pc.w; + JR(rn(reg)); + if (swap_ds) + ii(op); + else + NOP(1); + + jit_unget_reg(reg); } return (w); diff --git a/lib/jit_mips.c b/lib/jit_mips.c index a6afec9..6694b5a 100644 --- a/lib/jit_mips.c +++ b/lib/jit_mips.c @@ -1695,14 +1695,14 @@ _emit_code(jit_state_t *_jit) assert(temp->code == jit_code_label || temp->code == jit_code_epilog); if (temp->flag & jit_flag_patch) - jmpi(temp->u.w); + jmpi(temp->u.w, prev); else { - word = jmpi(_jit->pc.w); + word = jmpi(_jit->pc.w, prev); patch(word, node); } } else - jmpi(node->u.w); + jmpi(node->u.w, prev); break; case jit_code_callr: callr(rn(node->u.w), prev); |