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| author | Richard Henderson <richard.henderson@linaro.org> | 2020-07-20 10:35:00 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2020-07-24 14:28:33 -0700 |
| commit | 79826f99feb7222b7804058f0b4ace9ee0546361 (patch) | |
| tree | 432f6cc46e5d41fd7890a60ecc78a196168f0a65 | |
| parent | 570ef3093b5ed327249397ad0295cf01c67d9db4 (diff) | |
| download | focaccia-qemu-79826f99feb7222b7804058f0b4ace9ee0546361.tar.gz focaccia-qemu-79826f99feb7222b7804058f0b4ace9ee0546361.zip | |
target/hppa: Free some temps in do_sub
Two temps allocated but not freed. Do enough subtractions
within a single TB and one can run out of temps entirely.
Fixes: b2167459ae ("target-hppa: Implement basic arithmetic")
Buglink: https://bugs.launchpad.net/qemu/+bug/1880287
Tested-by: Sven Schnelle <svens@stackframe.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20200720174039.517902-1-richard.henderson@linaro.org>
| -rw-r--r-- | target/hppa/translate.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/target/hppa/translate.c b/target/hppa/translate.c index 52d7bea1ea..4bd22d4820 100644 --- a/target/hppa/translate.c +++ b/target/hppa/translate.c @@ -1294,6 +1294,8 @@ static void do_sub(DisasContext *ctx, unsigned rt, TCGv_reg in1, save_or_nullify(ctx, cpu_psw_cb_msb, cb_msb); save_gpr(ctx, rt, dest); tcg_temp_free(dest); + tcg_temp_free(cb); + tcg_temp_free(cb_msb); /* Install the new nullification. */ cond_free(&ctx->null_cond); |