[S] Change in coreboot[master]: arch/arm/eabi_compat.c: Add eabi_clrX and eabi_memcyX

[Martin L Roth (Code Review)]

Martin L Roth has submitted this change. ( https://review.coreboot.org/c/coreboot/+/69743 )

Change subject: arch/arm/eabi_compat.c: Add eabi_clrX and eabi_memcyX
......................................................................

arch/arm/eabi_compat.c: Add eabi_clrX and eabi_memcyX

Clang generated code uses this for zero initialized variables.

Change-Id: I460a0096918141c1cf8826bdf1853a3aa3aecff8
Signed-off-by: Arthur Heymans 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69743
Tested-by: build bot (Jenkins) 
Reviewed-by: Martin L Roth 
---
M src/arch/arm/eabi_compat.c
1 file changed, 38 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Martin L Roth: Looks good to me, approved

diff --git a/src/arch/arm/eabi_compat.c b/src/arch/arm/eabi_compat.c
index 2a110d5..849fc65 100644
--- a/src/arch/arm/eabi_compat.c
+++ b/src/arch/arm/eabi_compat.c
@@ -23,6 +23,14 @@
 {
 }

+/* Support the alias for the __aeabi_memcpy which may
+   assume memory alignment.  */
+void __aeabi_memcpy4(void *dest, const void *src, size_t n)
+	__attribute((alias("__aeabi_memcpy")));
+
+void __aeabi_memcpy8(void *dest, const void *src, size_t n)
+	__attribute((alias("__aeabi_memcpy")));
+
 void __aeabi_memcpy(void *dest, const void *src, size_t n);
 void __aeabi_memcpy(void *dest, const void *src, size_t n)
 {
@@ -34,3 +42,18 @@
 {
    (void)memset(dest, c, n);
 }
+
+/* Support the alias for the __aeabi_memclr which may
+   assume memory alignment.  */
+void __aeabi_memclr4(void *dest, size_t n)
+	__attribute((alias("__aeabi_memclr")));
+
+void __aeabi_memclr8(void *dest, size_t n)
+	__attribute((alias("__aeabi_memclr")));
+
+/* Support the routine __aeabi_memclr.  */
+void __aeabi_memclr(void *dest, size_t n);
+void __aeabi_memclr(void *dest, size_t n)
+{
+	__aeabi_memset(dest, n, 0);
+}