Message ID | 6fd466d920f00ec7ea42dcc43c8c2f0e9f99eaf2.1272479073.git.rth@twiddle.net |
---|---|
State | New |
Headers | show |
On Tue, Apr 13, 2010 at 03:26:17PM -0700, Richard Henderson wrote: > Setting the registers one by one is easier to read, and gets > optimized by the compiler just the same. > > Signed-off-by: Richard Henderson <rth@twiddle.net> > --- > tcg/i386/tcg-target.c | 11 ++++++----- > 1 files changed, 6 insertions(+), 5 deletions(-) Thanks, applied. > 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 > > > >
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);
Setting the registers one by one is easier to read, and gets optimized by the compiler just the same. Signed-off-by: Richard Henderson <rth@twiddle.net> --- tcg/i386/tcg-target.c | 11 ++++++----- 1 files changed, 6 insertions(+), 5 deletions(-)