From: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Date: Thu, 24 Oct 2013 20:31:22 +0000 (+0200)
Subject: microblaze: Clarify expected input of write_carry
X-Git-Tag: TizenStudio_2.0_p2.3.2~208^2~1280
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=04ec7df7085b71894f18668c5164370547eb2e76;p=sdk%2Femulator%2Fqemu.git

microblaze: Clarify expected input of write_carry

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
---

diff --git a/target-microblaze/translate.c b/target-microblaze/translate.c
index 1b937b3..76b2570 100644
--- a/target-microblaze/translate.c
+++ b/target-microblaze/translate.c
@@ -150,6 +150,10 @@ static void read_carry(DisasContext *dc, TCGv d)
     tcg_gen_shri_tl(d, cpu_SR[SR_MSR], 31);
 }
 
+/*
+ * write_carry sets the carry bits in MSR based on bit 0 of v.
+ * v[31:1] are ignored.
+ */
 static void write_carry(DisasContext *dc, TCGv v)
 {
     TCGv t0 = tcg_temp_new();