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Improve ?: expansion a little

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there's no need to prematurely convert the condition into registers
before emitting the test.
This commit is contained in:
Michael Matz 2019-08-14 17:42:11 +02:00
parent 91e297acd3
commit 9264f06efe
1 changed files with 0 additions and 13 deletions
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13
tccgen.c
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@ -5797,19 +5797,6 @@ static void expr_cond(void)
} else if (c < 0) {
/* needed to avoid having different registers saved in
each branch */
rc = RC_INT;
if (is_float(vtop->type.t)) {
rc = RC_FLOAT;
#ifdef TCC_TARGET_X86_64
if ((vtop->type.t & VT_BTYPE) == VT_LDOUBLE) {
rc = RC_ST0;
}
#elif defined TCC_TARGET_RISCV64
if ((vtop->type.t & VT_BTYPE) == VT_LDOUBLE)
rc = RC_INT;
#endif
}
gv(rc);
save_regs(1);
gv_dup();
tt = gvtst(0, 0);