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[PATCH 1/7] target/arm: Fix missing temp frees in do_vshll_2sh
From: |
Peter Maydell |
Subject: |
[PATCH 1/7] target/arm: Fix missing temp frees in do_vshll_2sh |
Date: |
Tue, 9 Jun 2020 17:02:03 +0100 |
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>
---
target/arm/translate-neon.inc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c
index 664d3612607..299a61f067b 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);
--
2.20.1
- [PATCH 0/7] target/arm: Convert Neon 3-reg-diff to decodetree, Peter Maydell, 2020/06/09
- [PATCH 1/7] target/arm: Fix missing temp frees in do_vshll_2sh,
Peter Maydell <=
- [PATCH 4/7] target/arm: Convert Neon 3-reg-diff VABAL, VABDL to decodetree, Peter Maydell, 2020/06/09
- [PATCH 2/7] target/arm: Convert Neon 3-reg-diff prewidening ops to decodetree, Peter Maydell, 2020/06/09
- [PATCH 6/7] target/arm: Convert Neon 3-reg-diff saturating doubling multiplies, Peter Maydell, 2020/06/09
- [PATCH 5/7] target/arm: Convert Neon 3-reg-diff long multiplies, Peter Maydell, 2020/06/09