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From: Richard Henderson <rth@twiddle.net>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org
Subject: [Qemu-devel] [PULL 6/8] target/alpha: Fix temp leak in gen_call_pal
Date: Tue, 18 Jul 2017 18:45:20 -1000	[thread overview]
Message-ID: <20170719044522.21114-7-rth@twiddle.net> (raw)
In-Reply-To: <20170719044522.21114-1-rth@twiddle.net>

Tested-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target/alpha/translate.c | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/target/alpha/translate.c b/target/alpha/translate.c
index 5e37b1a..326af7f 100644
--- a/target/alpha/translate.c
+++ b/target/alpha/translate.c
@@ -1189,7 +1189,6 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
 #ifndef CONFIG_USER_ONLY
     /* Privileged PAL code */
     if (palcode < 0x40 && (ctx->tbflags & ENV_FLAG_PS_USER) == 0) {
-        TCGv tmp;
         switch (palcode) {
         case 0x01:
             /* CFLUSH */
@@ -1222,10 +1221,12 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
             ld_flag_byte(ctx->ir[IR_V0], ENV_FLAG_PS_SHIFT);
 
             /* But make sure and store only the 3 IPL bits from the user.  */
-            tmp = tcg_temp_new();
-            tcg_gen_andi_i64(tmp, ctx->ir[IR_A0], PS_INT_MASK);
-            st_flag_byte(tmp, ENV_FLAG_PS_SHIFT);
-            tcg_temp_free(tmp);
+            {
+                TCGv tmp = tcg_temp_new();
+                tcg_gen_andi_i64(tmp, ctx->ir[IR_A0], PS_INT_MASK);
+                st_flag_byte(tmp, ENV_FLAG_PS_SHIFT);
+                tcg_temp_free(tmp);
+            }
 
             /* Allow interrupts to be recognized right away.  */
             tcg_gen_movi_i64(cpu_pc, ctx->pc);
@@ -1254,9 +1255,12 @@ static ExitStatus gen_call_pal(DisasContext *ctx, int palcode)
 
         case 0x3E:
             /* WTINT */
-            tmp = tcg_const_i64(1);
-            tcg_gen_st32_i64(tmp, cpu_env, -offsetof(AlphaCPU, env) +
-                                           offsetof(CPUState, halted));
+            {
+                TCGv_i32 tmp = tcg_const_i32(1);
+                tcg_gen_st_i32(tmp, cpu_env, -offsetof(AlphaCPU, env) +
+                                             offsetof(CPUState, halted));
+                tcg_temp_free_i32(tmp);
+            }
             tcg_gen_movi_i64(ctx->ir[IR_V0], 0);
             return gen_excp(ctx, EXCP_HALTED, 0);
 
-- 
2.9.4

  parent reply	other threads:[~2017-07-19  4:45 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-19  4:45 [Qemu-devel] [PULL 0/8] target/alpha cleanups Richard Henderson
2017-07-19  4:45 ` [Qemu-devel] [PULL 1/8] target/alpha: Remove amask from tb->flags Richard Henderson
2017-07-19  4:45 ` [Qemu-devel] [PULL 2/8] target/alpha: Copy tb->flags into DisasContext Richard Henderson
2017-07-19  4:45 ` [Qemu-devel] [PULL 3/8] target/alpha: Merge several flag bytes into ENV->FLAGS Richard Henderson
2017-07-19  4:45 ` [Qemu-devel] [PULL 4/8] target/alpha: Fix temp leak in gen_bcond Richard Henderson
2017-07-19  4:45 ` [Qemu-devel] [PULL 5/8] target/alpha: Fix temp leak in gen_mtpr Richard Henderson
2017-07-19  4:45 ` Richard Henderson [this message]
2017-07-19  4:45 ` [Qemu-devel] [PULL 7/8] target/alpha: Fix temp leak in gen_fbcond Richard Henderson
2017-07-19  4:45 ` [Qemu-devel] [PULL 8/8] target/alpha: Log temp leaks Richard Henderson
2017-07-19 16:57 ` [Qemu-devel] [PULL 0/8] target/alpha cleanups Peter Maydell
2017-07-19 21:52   ` Richard Henderson
2017-07-20  9:06     ` Peter Maydell
2017-07-20 22:44       ` Paolo Bonzini
2017-07-19 18:36 ` Peter Maydell

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