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target-sparc: Fall through from not-taken trap

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Now that we've cleaned up global temporary allocation, we can
continue translating the fallthru path of a conditional trap.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Richard Henderson 2012-10-05 16:55:09 -07:00 committed by Blue Swirl
parent b09b2fd30c
commit fe1755cbb2
1 changed files with 7 additions and 5 deletions
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12
target-sparc/translate.c
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@ -2573,13 +2573,15 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
gen_helper_raise_exception(cpu_env, trap); gen_helper_raise_exception(cpu_env, trap);
tcg_temp_free_i32(trap); tcg_temp_free_i32(trap);
if (cond != 8) { if (cond == 8) {
/* An unconditional trap ends the TB. */
dc->is_br = 1;
goto jmp_insn;
} else {
/* A conditional trap falls through to the next insn. */
gen_set_label(l1); gen_set_label(l1);
gen_op_next_insn(); break;
tcg_gen_exit_tb(0);
} }
dc->is_br = 1;
goto jmp_insn;
} else if (xop == 0x28) { } else if (xop == 0x28) {
rs1 = GET_FIELD(insn, 13, 17); rs1 = GET_FIELD(insn, 13, 17);
switch(rs1) { switch(rs1) {