Most MSVC targets do not support inline asm and __MWAITX__ is a GCC
implementation detail. Use a test of defined(RTE_TOOLCHAIN_MSVC) to
avoid conditional compilation of inline asm and instead use intrinsics
instead.
Fixes: c7ed1ce04704 ("eal/x86: add power intrinsics for AMD")
Cc: sivaprasad.tumm...@amd.com
Signed-off-by: Tyler Retzlaff <roret...@linux.microsoft.com>
---
lib/eal/x86/rte_power_intrinsics.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/eal/x86/rte_power_intrinsics.c
b/lib/eal/x86/rte_power_intrinsics.c
index 63a1f7e..483395d 100644
--- a/lib/eal/x86/rte_power_intrinsics.c
+++ b/lib/eal/x86/rte_power_intrinsics.c
@@ -60,7 +60,7 @@ static void intel_umwait(const uint64_t timeout)
*/
static void amd_monitorx(volatile void *addr)
{
-#if defined(__MWAITX__)
+#if defined(RTE_TOOLCHAIN_MSVC) || defined(__MWAITX__)
/* cast away "volatile" when using the intrinsic */
_mm_monitorx((void *)(uintptr_t)addr, 0, 0);
#else
@@ -75,7 +75,7 @@ static void amd_monitorx(volatile void *addr)
static void amd_mwaitx(const uint64_t timeout)
{
RTE_SET_USED(timeout);
-#if defined(__MWAITX__)
+#if defined(RTE_TOOLCHAIN_MSVC) || defined(__MWAITX__)
_mm_mwaitx(0, 0, 0);
#else
asm volatile(".byte 0x0f, 0x01, 0xfb;"
--
1.8.3.1
