diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2022-11-08 08:39:26 +1100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-03-05 13:44:07 -0800 |
| commit | 6b258e74aa68695b1448fec0ef15cee75b8b6f24 (patch) | |
| tree | d12588e142ac3feae4ce8890c26e6e5e58c890fa /tcg/i386 | |
| parent | 5d133dd839e80e48702916b629c8b396e28611c8 (diff) | |
tcg/i386: Mark Win64 call-saved vector regs as reserved
While we do not include these in tcg_target_reg_alloc_order,
and therefore they ought never be allocated, it seems safer
to mark them reserved as well.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/i386')
| -rw-r--r-- | tcg/i386/tcg-target.c.inc | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc index 028ece62a0..4060a35cf6 100644 --- a/tcg/i386/tcg-target.c.inc +++ b/tcg/i386/tcg-target.c.inc @@ -4218,6 +4218,19 @@ static void tcg_target_init(TCGContext *s) s->reserved_regs = 0; tcg_regset_set_reg(s->reserved_regs, TCG_REG_CALL_STACK); +#ifdef _WIN64 + /* These are call saved, and we don't save them, so don't use them. */ + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM6); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM7); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM8); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM9); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM10); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM11); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM12); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM13); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM14); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_XMM15); +#endif } typedef struct { |