Browse Source

Remove old code

gingerBill 3 years ago
parent
commit
c60d7842cd
2 changed files with 0 additions and 100 deletions
  1. 0 33
      core/sys/cpu/cpu.odin
  2. 0 67
      core/sys/cpu/cpu_x86.odin

+ 0 - 33
core/sys/cpu/cpu.odin

@@ -1,33 +0,0 @@
-package sys_cpu
-
-Cache_Line_Pad :: struct {_: [_cache_line_size]byte};
-
-initialized: bool;
-
-x86: struct {
-	_: Cache_Line_Pad,
-	has_aes:       bool, // AES hardware implementation (AES NI)
-	has_adx:       bool, // Multi-precision add-carry instruction extensions
-	has_avx:       bool, // Advanced vector extension
-	has_avx2:      bool, // Advanced vector extension 2
-	has_bmi1:      bool, // Bit manipulation instruction set 1
-	has_bmi2:      bool, // Bit manipulation instruction set 2
-	has_erms:      bool, // Enhanced REP for MOVSB and STOSB
-	has_fma:       bool, // Fused-multiply-add instructions
-	has_os_xsave:  bool, // OS supports XSAVE/XRESTOR for saving/restoring XMM registers.
-	has_pclmulqdq: bool, // PCLMULQDQ instruction - most often used for AES-GCM
-	has_popcnt:    bool, // Hamming weight instruction POPCNT.
-	has_rdrand:    bool, // RDRAND instruction (on-chip random number generator)
-	has_rdseed:    bool, // RDSEED instruction (on-chip random number generator)
-	has_sse2:      bool, // Streaming SIMD extension 2 (always available on amd64)
-	has_sse3:      bool, // Streaming SIMD extension 3
-	has_ssse3:     bool, // Supplemental streaming SIMD extension 3
-	has_sse41:     bool, // Streaming SIMD extension 4 and 4.1
-	has_sse42:     bool, // Streaming SIMD extension 4 and 4.2
-	_: Cache_Line_Pad,
-};
-
-
-init :: proc() {
-	_init();
-}

+ 0 - 67
core/sys/cpu/cpu_x86.odin

@@ -1,67 +0,0 @@
-//+build i386, amd64
-package sys_cpu
-
-_cache_line_size :: 64;
-
-cpuid :: proc(ax, cx: u32) -> (eax, ebc, ecx, edx: u32) {
-	return expand_to_tuple(asm(u32, u32) -> struct{eax, ebc, ecx, edx: u32} {
-		"cpuid",
-		"={ax},={bx},={cx},={dx},{ax},{cx}",
-	}(ax, cx));
-}
-
-xgetbv :: proc() -> (eax, edx: u32) {
-	return expand_to_tuple(asm(u32) -> struct{eax, edx: u32} {
-		"xgetbv",
-		"={ax},={dx},{cx}",
-	}(0));
-}
-
-_init :: proc() {
-	is_set :: proc(hwc: u32, value: u32) -> bool {
-		return hwc&value != 0;
-	}
-
-	initialized = true;
-
-	max_id, _, _, _ := cpuid(0, 0);
-
-	if max_id < 1 {
-		return;
-	}
-
-	_, _, ecx1, edx1 := cpuid(1, 0);
-
-	x86.has_sse2 = is_set(26, edx1);
-
-	x86.has_sse3      = is_set(0, ecx1);
-	x86.has_pclmulqdq = is_set(1, ecx1);
-	x86.has_ssse3     = is_set(9, ecx1);
-	x86.has_fma       = is_set(12, ecx1);
-	x86.has_sse41     = is_set(19, ecx1);
-	x86.has_sse42     = is_set(20, ecx1);
-	x86.has_popcnt    = is_set(23, ecx1);
-	x86.has_aes       = is_set(25, ecx1);
-	x86.has_os_xsave  = is_set(27, ecx1);
-	x86.has_rdrand    = is_set(30, ecx1);
-
-	os_supports_avx := false;
-	if x86.has_os_xsave {
-		eax, _ := xgetbv();
-		os_supports_avx = is_set(1, eax) && is_set(2, eax);
-	}
-
-	x86.has_avx = is_set(28, ecx1) && os_supports_avx;
-
-	if max_id < 7 {
-		return;
-	}
-
-	_, ebx7, _, _ := cpuid(7, 0);
-	x86.has_bmi1   = is_set(3, ebx7);
-	x86.has_avx2   = is_set(5, ebx7) && os_supports_avx;
-	x86.has_bmi2   = is_set(8, ebx7);
-	x86.has_erms   = is_set(9, ebx7);
-	x86.has_rdseed = is_set(18, ebx7);
-	x86.has_adx    = is_set(19, ebx7);
-}