Setting the registers one by one is easier to read, and gets optimized by the compiler just the same.
Signed-off-by: Richard Henderson <r...@twiddle.net> --- tcg/i386/tcg-target.c | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-) diff --git a/tcg/i386/tcg-target.c b/tcg/i386/tcg-target.c index f5c24f7..359f81b 100644 --- a/tcg/i386/tcg-target.c +++ b/tcg/i386/tcg-target.c @@ -1365,11 +1365,12 @@ void tcg_target_init(TCGContext *s) #endif tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I32], 0, 0xff); - tcg_regset_set32(tcg_target_call_clobber_regs, 0, - (1 << TCG_REG_EAX) | - (1 << TCG_REG_EDX) | - (1 << TCG_REG_ECX)); - + + tcg_regset_clear(tcg_target_call_clobber_regs); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_EAX); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_EDX); + tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_ECX); + tcg_regset_clear(s->reserved_regs); tcg_regset_set_reg(s->reserved_regs, TCG_REG_ESP); -- 1.6.6.1