From: Paul Floyd <pjfloyd@wanadoo.fr>
Date: Sun, 28 Jan 2024 08:23:18 +0000 (+0100)
Subject: memcheck regtest arm: add a clobber to r0
X-Git-Tag: VALGRIND_3_23_0~199
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b0015f7572bf42ee4ac1296884f5e7640ec1e5dc;p=thirdparty%2Fvalgrind.git

memcheck regtest arm: add a clobber to r0

This fixes a few of the leak testcases
---

diff --git a/memcheck/tests/leak.h b/memcheck/tests/leak.h
index 79e3cd6ac7..23722a4217 100644
--- a/memcheck/tests/leak.h
+++ b/memcheck/tests/leak.h
@@ -148,6 +148,12 @@
    do {                                                                      \
       __asm__ __volatile__ ("movl $0, %ecx\n\t"); \
    } while (0)
+#elif defined(__arm__)
+/* 32bit arm */
+#define CLEAR_CALLER_SAVED_REGS                                              \
+   do {                                                                      \
+      __asm__ __volatile__ ("mov %r0, $0\n\t");                              \
+   } while (0)
 #else
 #define CLEAR_CALLER_SAVED_REGS  /*nothing*/
 #endif