[PULL 11/21] target/sparc: Always copy conditions into a new temporary

Richard Henderson posted 21 patches 1 year ago
Maintainers: Laurent Vivier <laurent@vivier.eu>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>
[PULL 11/21] target/sparc: Always copy conditions into a new temporary
Posted by Richard Henderson 1 year ago
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>
---
 target/sparc/translate.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

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)
-- 
2.34.1