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From: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net
Cc: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, anton@samba.org
Subject: [Qemu-devel] [PATCH v1 2/2] target-ppc: cmprb - truncate RA to 8bits
Date: Tue,  2 Aug 2016 13:23:00 +0530	[thread overview]
Message-ID: <1470124380-5751-2-git-send-email-nikunj@linux.vnet.ibm.com> (raw)
In-Reply-To: <1470124380-5751-1-git-send-email-nikunj@linux.vnet.ibm.com>

Missed the following bit in the instruction coding.

src1 ← EXTZ(RA(56:63))

Reported-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
---

Can be squashed with the original commit

 target-ppc/translate.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index dc89e6a..14f4b68 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -867,6 +867,7 @@ static void gen_cmprb(DisasContext *ctx)
     tcg_gen_trunc_tl_i32(src1, cpu_gpr[rA(ctx->opcode)]);
     tcg_gen_trunc_tl_i32(src2, cpu_gpr[rB(ctx->opcode)]);
 
+    tcg_gen_andi_i32(src1, src1, 0xFF);
     tcg_gen_ext8u_i32(src2lo, src2);
     tcg_gen_shri_i32(src2, src2, 8);
     tcg_gen_ext8u_i32(src2hi, src2);
-- 
2.7.4

  reply	other threads:[~2016-08-02  7:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-02  7:52 [Qemu-devel] [PATCH v1 1/2] target-ppc: modsw - return 64-bit sign extended Nikunj A Dadhania
2016-08-02  7:53 ` Nikunj A Dadhania [this message]
2016-08-03  1:17   ` [Qemu-devel] [PATCH v1 2/2] target-ppc: cmprb - truncate RA to 8bits David Gibson
2016-08-03  1:17 ` [Qemu-devel] [PATCH v1 1/2] target-ppc: modsw - return 64-bit sign extended David Gibson

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