[PATCH 50/70] target/s390x: Split out gen_ri2

Richard Henderson posted 70 patches 2 years, 9 months ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Peter Maydell <peter.maydell@linaro.org>, Michael Rolnik <mrolnik@gmail.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>, Paolo Bonzini <pbonzini@redhat.com>, Eduardo Habkost <eduardo@habkost.net>, Laurent Vivier <laurent@vivier.eu>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.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>, Yoshinori Sato <ysato@users.sourceforge.jp>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Thomas Huth <thuth@redhat.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>
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[PATCH 50/70] target/s390x: Split out gen_ri2
Posted by Richard Henderson 2 years, 9 months ago
Use tcg_constant_i64.  Adjust in2_mri2_* to allocate a new
temporary for the output, using gen_ri2 for the address.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/s390x/tcg/translate.c | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 9974162527..7969051ce9 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -5745,9 +5745,14 @@ static void in2_a2(DisasContext *s, DisasOps *o)
 }
 #define SPEC_in2_a2 0
 
+static TCGv gen_ri2(DisasContext *s)
+{
+    return tcg_constant_i64(s->base.pc_next + (int64_t)get_field(s, i2) * 2);
+}
+
 static void in2_ri2(DisasContext *s, DisasOps *o)
 {
-    o->in2 = tcg_const_i64(s->base.pc_next + (int64_t)get_field(s, i2) * 2);
+    o->in2 = gen_ri2(s);
 }
 #define SPEC_in2_ri2 0
 
@@ -5835,29 +5840,29 @@ static void in2_m2_64a(DisasContext *s, DisasOps *o)
 
 static void in2_mri2_16u(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld16u(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld16u(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_16u 0
 
 static void in2_mri2_32s(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld32s(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld32s(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_32s 0
 
 static void in2_mri2_32u(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld32u(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld32u(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_32u 0
 
 static void in2_mri2_64(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld64(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld64(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_64 0
 
-- 
2.34.1
Re: [PATCH 50/70] target/s390x: Split out gen_ri2
Posted by Philippe Mathieu-Daudé 2 years, 9 months ago
On 27/2/23 06:42, Richard Henderson wrote:
> Use tcg_constant_i64.  Adjust in2_mri2_* to allocate a new
> temporary for the output, using gen_ri2 for the address.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   target/s390x/tcg/translate.c | 23 ++++++++++++++---------
>   1 file changed, 14 insertions(+), 9 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>