[PULL 40/75] target/riscv: Use 32 bits for misa extensions

Philippe Mathieu-Daudé posted 75 patches 4 weeks, 1 day ago
Maintainers: Laurent Vivier <laurent@vivier.eu>, Richard Henderson <richard.henderson@linaro.org>, Peter Maydell <peter.maydell@linaro.org>, Michael Rolnik <mrolnik@gmail.com>, Brian Cain <brian.cain@oss.qualcomm.com>, Helge Deller <deller@gmx.de>, Song Gao <gaosong@loongson.cn>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <arikalo@gmail.com>, Stafford Horne <shorne@gmail.com>, Nicholas Piggin <npiggin@gmail.com>, Chinmay Rath <rathc@linux.ibm.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Yoshinori Sato <yoshinori.sato@nifty.com>, 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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[PULL 40/75] target/riscv: Use 32 bits for misa extensions
Posted by Philippe Mathieu-Daudé 4 weeks, 1 day ago
From: Anton Johansson <anjo@rev.ng>

uint32_t is already in use in most places storing misa extensions such
as CPUArchState::misa_exts, RISCVCPUProfile::misa_exts,
RISCVImpliedExtsRule::implied_misa_exts.  Additionally. the field is
already migrated as uint32_t.

Signed-off-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-ID: <20251001073306.28573-2-anjo@rev.ng>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/riscv/cpu.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 2c2266415ec..4c13012442d 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -50,7 +50,7 @@ typedef struct CPUArchState CPURISCVState;
  */
 #define RISCV_UW2_ALWAYS_STORE_AMO 1
 
-#define RV(x) ((target_ulong)1 << (x - 'A'))
+#define RV(x) BIT(x - 'A')
 
 /*
  * Update misa_bits[], misa_ext_info_arr[] and misa_ext_cfgs[]
@@ -582,7 +582,7 @@ struct RISCVCPUClass {
     RISCVCPUDef *def;
 };
 
-static inline int riscv_has_ext(CPURISCVState *env, target_ulong ext)
+static inline int riscv_has_ext(CPURISCVState *env, uint32_t ext)
 {
     return (env->misa_ext & ext) != 0;
 }
-- 
2.51.0