diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2023-08-15 17:19:37 +0000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-10-22 16:32:27 -0700 |
| commit | 776cd9b64834d735db9c4cac7924497509739755 (patch) | |
| tree | dab1c38ffa9cb8d0f460908084c91332b94649a6 /tcg/ppc/tcg-target.c.inc | |
| parent | 3acd75b851759ccfa70a900c04d9ca030140de01 (diff) | |
tcg/ppc: Use ADDPCIS in tcg_out_movi_int
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/ppc/tcg-target.c.inc')
| -rw-r--r-- | tcg/ppc/tcg-target.c.inc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc index b0b8cd2390..226b5598ac 100644 --- a/tcg/ppc/tcg-target.c.inc +++ b/tcg/ppc/tcg-target.c.inc @@ -1055,6 +1055,19 @@ static void tcg_out_movi_int(TCGContext *s, TCGType type, TCGReg ret, return; } + /* Load addresses within 2GB with 2 insns. */ + if (have_isa_3_00) { + intptr_t hi = tcg_pcrel_diff(s, (void *)arg) - 4; + int16_t lo = hi; + + hi -= lo; + if (hi == (int32_t)hi) { + tcg_out_addpcis(s, TCG_REG_TMP2, hi); + tcg_out32(s, ADDI | TAI(ret, TCG_REG_TMP2, lo)); + return; + } + } + /* Load addresses within 2GB of TB with 2 (or rarely 3) insns. */ if (!in_prologue && USE_REG_TB && tb_diff == (int32_t)tb_diff) { tcg_out_mem_long(s, ADDI, ADD, ret, TCG_REG_TB, tb_diff); |