diff options
Diffstat (limited to 'src/3rdparty/pcre2/src/sljit/sljitNativeRISCV_32.c')
| -rw-r--r-- | src/3rdparty/pcre2/src/sljit/sljitNativeRISCV_32.c | 71 |
1 files changed, 70 insertions, 1 deletions
diff --git a/src/3rdparty/pcre2/src/sljit/sljitNativeRISCV_32.c b/src/3rdparty/pcre2/src/sljit/sljitNativeRISCV_32.c index b38e6924c8..396c956c19 100644 --- a/src/3rdparty/pcre2/src/sljit/sljitNativeRISCV_32.c +++ b/src/3rdparty/pcre2/src/sljit/sljitNativeRISCV_32.c @@ -27,7 +27,6 @@ static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst_r, sljit_sw imm, sljit_s32 tmp_r) { SLJIT_UNUSED_ARG(tmp_r); - SLJIT_ASSERT(dst_r != tmp_r); if (imm <= SIMM_MAX && imm >= SIMM_MIN) return push_inst(compiler, ADDI | RD(dst_r) | RS1(TMP_ZERO) | IMM_I(imm)); @@ -43,6 +42,76 @@ static sljit_s32 load_immediate(struct sljit_compiler *compiler, sljit_s32 dst_r return push_inst(compiler, ADDI | RD(dst_r) | RS1(dst_r) | IMM_I(imm)); } +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fset64(struct sljit_compiler *compiler, + sljit_s32 freg, sljit_f64 value) +{ + union { + sljit_s32 imm[2]; + sljit_f64 value; + } u; + + CHECK_ERROR(); + CHECK(check_sljit_emit_fset64(compiler, freg, value)); + + u.value = value; + + if (u.imm[0] != 0) + FAIL_IF(load_immediate(compiler, TMP_REG1, u.imm[0], TMP_REG3)); + if (u.imm[1] != 0) + FAIL_IF(load_immediate(compiler, TMP_REG2, u.imm[1], TMP_REG3)); + + FAIL_IF(push_inst(compiler, ADDI | RD(SLJIT_SP) | RS1(SLJIT_SP) | IMM_I(-16))); + FAIL_IF(push_inst(compiler, SW | RS1(SLJIT_SP) | RS2(u.imm[0] != 0 ? TMP_REG1 : TMP_ZERO) | (8 << 7))); + FAIL_IF(push_inst(compiler, SW | RS1(SLJIT_SP) | RS2(u.imm[1] != 0 ? TMP_REG2 : TMP_ZERO) | (12 << 7))); + FAIL_IF(push_inst(compiler, FLD | FRD(freg) | RS1(SLJIT_SP) | IMM_I(8))); + return push_inst(compiler, ADDI | RD(SLJIT_SP) | RS1(SLJIT_SP) | IMM_I(16)); +} + +SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fcopy(struct sljit_compiler *compiler, sljit_s32 op, + sljit_s32 freg, sljit_s32 reg) +{ + sljit_ins inst; + sljit_s32 reg2 = 0; + + CHECK_ERROR(); + CHECK(check_sljit_emit_fcopy(compiler, op, freg, reg)); + + if (op & SLJIT_32) { + if (op == SLJIT_COPY32_TO_F32) + inst = FMV_W_X | RS1(reg) | FRD(freg); + else + inst = FMV_X_W | FRS1(freg) | RD(reg); + + return push_inst(compiler, inst); + } + + FAIL_IF(push_inst(compiler, ADDI | RD(SLJIT_SP) | RS1(SLJIT_SP) | IMM_I(-16))); + + if (reg & REG_PAIR_MASK) { + reg2 = REG_PAIR_SECOND(reg); + reg = REG_PAIR_FIRST(reg); + } + + if (op == SLJIT_COPY_TO_F64) { + if (reg2 != 0) + FAIL_IF(push_inst(compiler, SW | RS1(SLJIT_SP) | RS2(reg2) | (8 << 7))); + else + FAIL_IF(push_inst(compiler, FSW | RS1(SLJIT_SP) | FRS2(freg) | (8 << 7))); + + FAIL_IF(push_inst(compiler, SW | RS1(SLJIT_SP) | RS2(reg) | (12 << 7))); + FAIL_IF(push_inst(compiler, FLD | FRD(freg) | RS1(SLJIT_SP) | IMM_I(8))); + } else { + FAIL_IF(push_inst(compiler, FSD | RS1(SLJIT_SP) | FRS2(freg) | (8 << 7))); + + if (reg2 != 0) + FAIL_IF(push_inst(compiler, FMV_X_W | FRS1(freg) | RD(reg2))); + + FAIL_IF(push_inst(compiler, LW | RD(reg) | RS1(SLJIT_SP) | IMM_I(12))); + } + + return push_inst(compiler, ADDI | RD(SLJIT_SP) | RS1(SLJIT_SP) | IMM_I(16)); +} + static SLJIT_INLINE sljit_s32 emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw init_value, sljit_ins last_ins) { if ((init_value & 0x800) != 0) |