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authorPeter Maydell2020-06-16 11:32:25 +0200
committerPeter Maydell2020-06-16 11:32:25 +0200
commit9593a3988c3e788790aa107d778386b09f456a6d (patch)
tree2ad4b8bc0e7434cdef471e0581496b78168afe6d
parentMerge remote-tracking branch 'remotes/berrange/tags/qcrypto-next-pull-request... (diff)
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target/arm: Fix missing temp frees in do_vshll_2sh
The widenfn() in do_vshll_2sh() does not free the input 32-bit TCGv, so we need to do this in the calling code. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
-rw-r--r--target/arm/translate-neon.inc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c
index 664d361260..299a61f067 100644
--- a/target/arm/translate-neon.inc.c
+++ b/target/arm/translate-neon.inc.c
@@ -1624,6 +1624,7 @@ static bool do_vshll_2sh(DisasContext *s, arg_2reg_shift *a,
tmp = tcg_temp_new_i64();
widenfn(tmp, rm0);
+ tcg_temp_free_i32(rm0);
if (a->shift != 0) {
tcg_gen_shli_i64(tmp, tmp, a->shift);
tcg_gen_andi_i64(tmp, tmp, ~widen_mask);
@@ -1631,6 +1632,7 @@ static bool do_vshll_2sh(DisasContext *s, arg_2reg_shift *a,
neon_store_reg64(tmp, a->vd);
widenfn(tmp, rm1);
+ tcg_temp_free_i32(rm1);
if (a->shift != 0) {
tcg_gen_shli_i64(tmp, tmp, a->shift);
tcg_gen_andi_i64(tmp, tmp, ~widen_mask);