arch/Config.in.x86: add goldmont, goldmont-plus, tremont, cascadelake, tigerlake CPU variants

These were added in gcc 9.x. The goldmont, goldmont-plus and tremont
are for the low-power CPUs. While cascadelake and tigerlake are for
the high-end ones.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

arch/Config.in.x86

@@ -302,6 +302,36 @@ config BR2_x86_silvermont
 	select BR2_X86_CPU_HAS_SSE4
 	select BR2_X86_CPU_HAS_SSE42
 	select BR2_ARCH_NEEDS_GCC_AT_LEAST_4_9
+config BR2_x86_goldmont
+	bool "goldmont"
+	select BR2_X86_CPU_HAS_MMX
+	select BR2_X86_CPU_HAS_SSE
+	select BR2_X86_CPU_HAS_SSE2
+	select BR2_X86_CPU_HAS_SSE3
+	select BR2_X86_CPU_HAS_SSSE3
+	select BR2_X86_CPU_HAS_SSE4
+	select BR2_X86_CPU_HAS_SSE42
+	select BR2_ARCH_NEEDS_GCC_AT_LEAST_9
+config BR2_x86_goldmont_plus
+	bool "goldmont-plus"
+	select BR2_X86_CPU_HAS_MMX
+	select BR2_X86_CPU_HAS_SSE
+	select BR2_X86_CPU_HAS_SSE2
+	select BR2_X86_CPU_HAS_SSE3
+	select BR2_X86_CPU_HAS_SSSE3
+	select BR2_X86_CPU_HAS_SSE4
+	select BR2_X86_CPU_HAS_SSE42
+	select BR2_ARCH_NEEDS_GCC_AT_LEAST_9
+config BR2_x86_tremont
+	bool "tremont"
+	select BR2_X86_CPU_HAS_MMX
+	select BR2_X86_CPU_HAS_SSE
+	select BR2_X86_CPU_HAS_SSE2
+	select BR2_X86_CPU_HAS_SSE3
+	select BR2_X86_CPU_HAS_SSSE3
+	select BR2_X86_CPU_HAS_SSE4
+	select BR2_X86_CPU_HAS_SSE42
+	select BR2_ARCH_NEEDS_GCC_AT_LEAST_9
 config BR2_x86_skylake_avx512
 	bool "skylake-avx512"
 	select BR2_X86_CPU_HAS_MMX
@@ -354,6 +384,32 @@ config BR2_x86_icelake_server
 	select BR2_X86_CPU_HAS_AVX2
 	select BR2_X86_CPU_HAS_AVX512
 	select BR2_ARCH_NEEDS_GCC_AT_LEAST_8
+config BR2_x86_cascadelake
+	bool "cascadelake"
+	select BR2_X86_CPU_HAS_MMX
+	select BR2_X86_CPU_HAS_SSE
+	select BR2_X86_CPU_HAS_SSE2
+	select BR2_X86_CPU_HAS_SSE3
+	select BR2_X86_CPU_HAS_SSSE3
+	select BR2_X86_CPU_HAS_SSE4
+	select BR2_X86_CPU_HAS_SSE42
+	select BR2_X86_CPU_HAS_AVX
+	select BR2_X86_CPU_HAS_AVX2
+	select BR2_X86_CPU_HAS_AVX512
+	select BR2_ARCH_NEEDS_GCC_AT_LEAST_9
+config BR2_x86_tigerlake
+	bool "tigerlake"
+	select BR2_X86_CPU_HAS_MMX
+	select BR2_X86_CPU_HAS_SSE
+	select BR2_X86_CPU_HAS_SSE2
+	select BR2_X86_CPU_HAS_SSE3
+	select BR2_X86_CPU_HAS_SSSE3
+	select BR2_X86_CPU_HAS_SSE4
+	select BR2_X86_CPU_HAS_SSE42
+	select BR2_X86_CPU_HAS_AVX
+	select BR2_X86_CPU_HAS_AVX2
+	select BR2_X86_CPU_HAS_AVX512
+	select BR2_ARCH_NEEDS_GCC_AT_LEAST_9
 config BR2_x86_k6
 	bool "k6"
 	depends on !BR2_x86_64
@@ -486,10 +542,15 @@ config BR2_GCC_TARGET_ARCH
 	default "bonnel"	if BR2_x86_bonnel
 	default "westmere"	if BR2_x86_westmere
 	default "silvermont"	if BR2_x86_silvermont
+	default "goldmont"	if BR2_x86_goldmont
+	default "goldmont-plus"	if BR2_x86_goldmont_plus
+	default "tremont"	if BR2_x86_tremont
 	default "skylake-avx512" if BR2_x86_skylake_avx512
 	default "cannonlake"	if BR2_x86_cannonlake
 	default "icelake-client" if BR2_x86_icelake_client
 	default "icelake-server" if BR2_x86_icelake_server
+	default "cascadelake"	if BR2_x86_cascadelake
+	default "tigerlake"	if BR2_x86_tigerlake
 	default "k8"		if BR2_x86_opteron
 	default "k8-sse3"	if BR2_x86_opteron_sse3
 	default "barcelona"	if BR2_x86_barcelona