[PATCH 8/8] selftests: x86: amx: Remove unused functions

From: Muhammad Usama Anjum
Date: Wed May 01 2024 - 08:31:22 EST


Remove unused code.

amx.c:42:24: warning: unused function 'xgetbv' [-Wunused-function]
42 | static inline uint64_t xgetbv(uint32_t index)
| ^~~~~~
amx.c:167:24: warning: unused function 'get_xstatebv' [-Wunused-function]
167 | static inline uint64_t get_xstatebv(struct xsave_buffer *buffer)
| ^~~~~~~~~~~~

Signed-off-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
---
tools/testing/selftests/x86/amx.c | 16 ----------------
1 file changed, 16 deletions(-)

diff --git a/tools/testing/selftests/x86/amx.c b/tools/testing/selftests/x86/amx.c
index 95aad6d8849be..1fdf35a4d7f63 100644
--- a/tools/testing/selftests/x86/amx.c
+++ b/tools/testing/selftests/x86/amx.c
@@ -39,16 +39,6 @@ struct xsave_buffer {
};
};

-static inline uint64_t xgetbv(uint32_t index)
-{
- uint32_t eax, edx;
-
- asm volatile("xgetbv;"
- : "=a" (eax), "=d" (edx)
- : "c" (index));
- return eax + ((uint64_t)edx << 32);
-}
-
static inline void xsave(struct xsave_buffer *xbuf, uint64_t rfbm)
{
uint32_t rfbm_lo = rfbm;
@@ -164,12 +154,6 @@ static inline void clear_xstate_header(struct xsave_buffer *buffer)
memset(&buffer->header, 0, sizeof(buffer->header));
}

-static inline uint64_t get_xstatebv(struct xsave_buffer *buffer)
-{
- /* XSTATE_BV is at the beginning of the header: */
- return *(uint64_t *)&buffer->header;
-}
-
static inline void set_xstatebv(struct xsave_buffer *buffer, uint64_t bv)
{
/* XSTATE_BV is at the beginning of the header: */
--
2.39.2