[PULL 83/84] target/xtensa: Split constant in bit shift

Richard Henderson posted 84 patches 2 years, 1 month ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Yanan Wang <wangyanan55@huawei.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Thomas Huth <thuth@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Peter Maydell <peter.maydell@linaro.org>, Michael Rolnik <mrolnik@gmail.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Taylor Simpson <tsimpson@quicinc.com>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>, Song Gao <gaosong@loongson.cn>, Xiaojuan Yang <yangxiaojuan@loongson.cn>, Laurent Vivier <laurent@vivier.eu>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Chris Wulff <crwulff@gmail.com>, Marek Vasut <marex@denx.de>, Stafford Horne <shorne@gmail.com>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Christoph Muellner <christoph.muellner@vrull.eu>, Yoshinori Sato <ysato@users.sourceforge.jp>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Max Filippov <jcmvbkbc@gmail.com>
There is a newer version of this series
[PULL 83/84] target/xtensa: Split constant in bit shift
Posted by Richard Henderson 2 years, 1 month ago
Reviewed-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/xtensa/translate.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c
index 2903c73f8e..f906ba7ed5 100644
--- a/target/xtensa/translate.c
+++ b/target/xtensa/translate.c
@@ -2047,8 +2047,8 @@ static uint32_t test_exceptions_retw(DisasContext *dc, const OpcodeArg arg[],
 static void translate_retw(DisasContext *dc, const OpcodeArg arg[],
                            const uint32_t par[])
 {
-    TCGv_i32 tmp = tcg_const_i32(1);
-    tcg_gen_shl_i32(tmp, tmp, cpu_SR[WINDOW_BASE]);
+    TCGv_i32 tmp = tcg_temp_new();
+    tcg_gen_shl_i32(tmp, tcg_constant_i32(1), cpu_SR[WINDOW_BASE]);
     tcg_gen_andc_i32(cpu_SR[WINDOW_START],
                      cpu_SR[WINDOW_START], tmp);
     tcg_gen_movi_i32(tmp, dc->pc);
@@ -2080,10 +2080,10 @@ static void translate_rfi(DisasContext *dc, const OpcodeArg arg[],
 static void translate_rfw(DisasContext *dc, const OpcodeArg arg[],
                           const uint32_t par[])
 {
-    TCGv_i32 tmp = tcg_const_i32(1);
+    TCGv_i32 tmp = tcg_temp_new();
 
     tcg_gen_andi_i32(cpu_SR[PS], cpu_SR[PS], ~PS_EXCM);
-    tcg_gen_shl_i32(tmp, tmp, cpu_SR[WINDOW_BASE]);
+    tcg_gen_shl_i32(tmp, tcg_constant_i32(1), cpu_SR[WINDOW_BASE]);
 
     if (par[0]) {
         tcg_gen_andc_i32(cpu_SR[WINDOW_START],
-- 
2.34.1