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[PULL 2/3] target/hppa: Free some temps in do_sub
From: |
Richard Henderson |
Subject: |
[PULL 2/3] target/hppa: Free some temps in do_sub |
Date: |
Sat, 25 Jul 2020 09:05:47 -0700 |
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>
---
target/hppa/translate.c | 2 ++
1 file changed, 2 insertions(+)
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);
--
2.25.1