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tcg-i386: Tidy initialization of tcg_target_call_clobber_regs. 

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>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Richard Henderson 2010-04-13 15:26:17 -07:00 committed by Aurelien Jarno
parent 6648e29608
commit 4ab50ccf61
1 changed files with 6 additions and 5 deletions
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11
tcg/i386/tcg-target.c
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@ -1360,11 +1360,12 @@ 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);