Message ID | 20210228232321.322053-17-richard.henderson@linaro.org |
---|---|
State | Superseded |
Headers | show
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[174.21.84.25]) by smtp.gmail.com with ESMTPSA id d24sm16257400pfn.54.2021.02.28.15.23.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 28 Feb 2021 15:23:37 -0800 (PST) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Subject: [PATCH 16/50] target/i386: Tidy REX_B, REX_X definition Date: Sun, 28 Feb 2021 15:22:47 -0800 Message-Id: <20210228232321.322053-17-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210228232321.322053-1-richard.henderson@linaro.org> References: <20210228232321.322053-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: cfontana@suse.de Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patch=linaro.org@nongnu.org> |
Series |
i386 cleanup part 3
|
expand
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diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index 31b128d4fe..605b80229a 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -41,14 +41,6 @@ #define PREFIX_VEX 0x20 #define PREFIX_REX 0x40 -#ifdef TARGET_X86_64 -#define REX_X(s) ((s)->rex_x) -#define REX_B(s) ((s)->rex_b) -#else -#define REX_X(s) 0 -#define REX_B(s) 0 -#endif - #ifdef TARGET_X86_64 # define ctztl ctz64 # define clztl clz64 @@ -100,7 +92,8 @@ typedef struct DisasContext { #endif #ifdef TARGET_X86_64 - int rex_x, rex_b; + uint8_t rex_x; + uint8_t rex_b; #endif int vex_l; /* vex vector length */ int vex_v; /* vex vvvv register, without 1's complement. */ @@ -173,8 +166,12 @@ typedef struct DisasContext { #ifdef TARGET_X86_64 #define REX_PREFIX(S) (((S)->prefix & PREFIX_REX) != 0) +#define REX_X(S) ((S)->rex_x + 0) +#define REX_B(S) ((S)->rex_b + 0) #else #define REX_PREFIX(S) false +#define REX_X(S) 0 +#define REX_B(S) 0 #endif static void gen_eob(DisasContext *s); @@ -4617,7 +4614,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState *cpu) rex_w = (b >> 3) & 1; rex_r = (b & 0x4) << 1; s->rex_x = (b & 0x2) << 2; - REX_B(s) = (b & 0x1) << 3; + s->rex_b = (b & 0x1) << 3; goto next_byte; } break;
Change the storage from int to uint8_t since the value is in {0,8}. For x86_64 add 0 in the macros to (1) promote the type back to int, and (2) make the macro an rvalue. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/i386/tcg/translate.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) -- 2.25.1