From: Richard Henderson <richard.henderson@linaro.org>
Date: Mon, 16 Oct 2023 16:03:10 +0000 (-0700)
Subject: target/sparc: Always copy conditions into a new temporary
X-Git-Tag: pull-xenfv.for-upstream-20231107~24^2~10
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=816f89b7d4830b8df30ad252a6f30a0e80d70d76;p=users%2Fdwmw2%2Fqemu.git

target/sparc: Always copy conditions into a new temporary

This will allow the condition to live across changes to
the global cc variables.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index a405512e6c..dd6d43d1f1 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -1226,8 +1226,9 @@ static const TCGCond gen_tcg_cond_reg[8] = {
 static void gen_compare_reg(DisasCompare *cmp, int cond, TCGv r_src)
 {
     cmp->cond = tcg_invert_cond(gen_tcg_cond_reg[cond]);
-    cmp->c1 = r_src;
+    cmp->c1 = tcg_temp_new();
     cmp->c2 = 0;
+    tcg_gen_mov_tl(cmp->c1, r_src);
 }
 
 static void gen_op_clear_ieee_excp_and_FTT(void)