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[PATCH v4 26/53] semihosting: Move GET_ARG/SET_ARG earlier in the file


From: Richard Henderson
Subject: [PATCH v4 26/53] semihosting: Move GET_ARG/SET_ARG earlier in the file
Date: Tue, 7 Jun 2022 13:45:30 -0700

Moving this to be useful for another function
besides do_common_semihosting.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 semihosting/arm-compat-semi.c | 48 +++++++++++++++++------------------
 1 file changed, 24 insertions(+), 24 deletions(-)

diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c
index adb4e5b581..72a1350512 100644
--- a/semihosting/arm-compat-semi.c
+++ b/semihosting/arm-compat-semi.c
@@ -181,6 +181,30 @@ static LayoutInfo common_semi_find_bases(CPUState *cs)
 
 #include "common-semi-target.h"
 
+/*
+ * Read the input value from the argument block; fail the semihosting
+ * call if the memory read fails. Eventually we could use a generic
+ * CPUState helper function here.
+ */
+
+#define GET_ARG(n) do {                                 \
+    if (is_64bit_semihosting(env)) {                    \
+        if (get_user_u64(arg ## n, args + (n) * 8)) {   \
+            goto do_fault;                              \
+        }                                               \
+    } else {                                            \
+        if (get_user_u32(arg ## n, args + (n) * 4)) {   \
+            goto do_fault;                              \
+        }                                               \
+    }                                                   \
+} while (0)
+
+#define SET_ARG(n, val)                                 \
+    (is_64bit_semihosting(env) ?                        \
+     put_user_u64(val, args + (n) * 8) :                \
+     put_user_u32(val, args + (n) * 4))
+
+
 /*
  * The semihosting API has no concept of its errno being thread-safe,
  * as the API design predates SMP CPUs and was intended as a simple
@@ -507,30 +531,6 @@ static const GuestFDFunctions guestfd_fns[] = {
     },
 };
 
-/*
- * Read the input value from the argument block; fail the semihosting
- * call if the memory read fails. Eventually we could use a generic
- * CPUState helper function here.
- */
-
-#define GET_ARG(n) do {                                 \
-    if (is_64bit_semihosting(env)) {                    \
-        if (get_user_u64(arg ## n, args + (n) * 8)) {   \
-            goto do_fault;                              \
-        }                                               \
-    } else {                                            \
-        if (get_user_u32(arg ## n, args + (n) * 4)) {   \
-            goto do_fault;                              \
-        }                                               \
-    }                                                   \
-} while (0)
-
-#define SET_ARG(n, val)                                 \
-    (is_64bit_semihosting(env) ?                        \
-     put_user_u64(val, args + (n) * 8) :                \
-     put_user_u32(val, args + (n) * 4))
-
-
 /*
  * Do a semihosting call.
  *
-- 
2.34.1




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