Switch kernel header parsing to python libclang

Replace the tokenizer in cpp.py with libclang.

Bug: 18937958
Change-Id: I27630904c6d2849418cd5ca3d3c612ec3078686d
diff --git a/libc/kernel/uapi/asm-x86/asm/svm.h b/libc/kernel/uapi/asm-x86/asm/svm.h
index 85231e8..1ee4fd8 100644
--- a/libc/kernel/uapi/asm-x86/asm/svm.h
+++ b/libc/kernel/uapi/asm-x86/asm/svm.h
@@ -108,7 +108,7 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SVM_EXIT_XSETBV 0x08d
 #define SVM_EXIT_NPF 0x400
-#define SVM_EXIT_ERR -1
-#define SVM_EXIT_REASONS   { SVM_EXIT_READ_CR0, "read_cr0" },   { SVM_EXIT_READ_CR3, "read_cr3" },   { SVM_EXIT_READ_CR4, "read_cr4" },   { SVM_EXIT_READ_CR8, "read_cr8" },   { SVM_EXIT_WRITE_CR0, "write_cr0" },   { SVM_EXIT_WRITE_CR3, "write_cr3" },   { SVM_EXIT_WRITE_CR4, "write_cr4" },   { SVM_EXIT_WRITE_CR8, "write_cr8" },   { SVM_EXIT_READ_DR0, "read_dr0" },   { SVM_EXIT_READ_DR1, "read_dr1" },   { SVM_EXIT_READ_DR2, "read_dr2" },   { SVM_EXIT_READ_DR3, "read_dr3" },   { SVM_EXIT_WRITE_DR0, "write_dr0" },   { SVM_EXIT_WRITE_DR1, "write_dr1" },   { SVM_EXIT_WRITE_DR2, "write_dr2" },   { SVM_EXIT_WRITE_DR3, "write_dr3" },   { SVM_EXIT_WRITE_DR5, "write_dr5" },   { SVM_EXIT_WRITE_DR7, "write_dr7" },   { SVM_EXIT_EXCP_BASE + DB_VECTOR, "DB excp" },   { SVM_EXIT_EXCP_BASE + BP_VECTOR, "BP excp" },   { SVM_EXIT_EXCP_BASE + UD_VECTOR, "UD excp" },   { SVM_EXIT_EXCP_BASE + PF_VECTOR, "PF excp" },   { SVM_EXIT_EXCP_BASE + NM_VECTOR, "NM excp" },   { SVM_EXIT_EXCP_BASE + MC_VECTOR, "MC excp" },   { SVM_EXIT_INTR, "interrupt" },   { SVM_EXIT_NMI, "nmi" },   { SVM_EXIT_SMI, "smi" },   { SVM_EXIT_INIT, "init" },   { SVM_EXIT_VINTR, "vintr" },   { SVM_EXIT_CPUID, "cpuid" },   { SVM_EXIT_INVD, "invd" },   { SVM_EXIT_HLT, "hlt" },   { SVM_EXIT_INVLPG, "invlpg" },   { SVM_EXIT_INVLPGA, "invlpga" },   { SVM_EXIT_IOIO, "io" },   { SVM_EXIT_MSR, "msr" },   { SVM_EXIT_TASK_SWITCH, "task_switch" },   { SVM_EXIT_SHUTDOWN, "shutdown" },   { SVM_EXIT_VMRUN, "vmrun" },   { SVM_EXIT_VMMCALL, "hypercall" },   { SVM_EXIT_VMLOAD, "vmload" },   { SVM_EXIT_VMSAVE, "vmsave" },   { SVM_EXIT_STGI, "stgi" },   { SVM_EXIT_CLGI, "clgi" },   { SVM_EXIT_SKINIT, "skinit" },   { SVM_EXIT_WBINVD, "wbinvd" },   { SVM_EXIT_MONITOR, "monitor" },   { SVM_EXIT_MWAIT, "mwait" },   { SVM_EXIT_XSETBV, "xsetbv" },   { SVM_EXIT_NPF, "npf" }
+#define SVM_EXIT_ERR - 1
+#define SVM_EXIT_REASONS { SVM_EXIT_READ_CR0, "read_cr0" }, { SVM_EXIT_READ_CR3, "read_cr3" }, { SVM_EXIT_READ_CR4, "read_cr4" }, { SVM_EXIT_READ_CR8, "read_cr8" }, { SVM_EXIT_WRITE_CR0, "write_cr0" }, { SVM_EXIT_WRITE_CR3, "write_cr3" }, { SVM_EXIT_WRITE_CR4, "write_cr4" }, { SVM_EXIT_WRITE_CR8, "write_cr8" }, { SVM_EXIT_READ_DR0, "read_dr0" }, { SVM_EXIT_READ_DR1, "read_dr1" }, { SVM_EXIT_READ_DR2, "read_dr2" }, { SVM_EXIT_READ_DR3, "read_dr3" }, { SVM_EXIT_WRITE_DR0, "write_dr0" }, { SVM_EXIT_WRITE_DR1, "write_dr1" }, { SVM_EXIT_WRITE_DR2, "write_dr2" }, { SVM_EXIT_WRITE_DR3, "write_dr3" }, { SVM_EXIT_WRITE_DR5, "write_dr5" }, { SVM_EXIT_WRITE_DR7, "write_dr7" }, { SVM_EXIT_EXCP_BASE + DB_VECTOR, "DB excp" }, { SVM_EXIT_EXCP_BASE + BP_VECTOR, "BP excp" }, { SVM_EXIT_EXCP_BASE + UD_VECTOR, "UD excp" }, { SVM_EXIT_EXCP_BASE + PF_VECTOR, "PF excp" }, { SVM_EXIT_EXCP_BASE + NM_VECTOR, "NM excp" }, { SVM_EXIT_EXCP_BASE + MC_VECTOR, "MC excp" }, { SVM_EXIT_INTR, "interrupt" }, { SVM_EXIT_NMI, "nmi" }, { SVM_EXIT_SMI, "smi" }, { SVM_EXIT_INIT, "init" }, { SVM_EXIT_VINTR, "vintr" }, { SVM_EXIT_CPUID, "cpuid" }, { SVM_EXIT_INVD, "invd" }, { SVM_EXIT_HLT, "hlt" }, { SVM_EXIT_INVLPG, "invlpg" }, { SVM_EXIT_INVLPGA, "invlpga" }, { SVM_EXIT_IOIO, "io" }, { SVM_EXIT_MSR, "msr" }, { SVM_EXIT_TASK_SWITCH, "task_switch" }, { SVM_EXIT_SHUTDOWN, "shutdown" }, { SVM_EXIT_VMRUN, "vmrun" }, { SVM_EXIT_VMMCALL, "hypercall" }, { SVM_EXIT_VMLOAD, "vmload" }, { SVM_EXIT_VMSAVE, "vmsave" }, { SVM_EXIT_STGI, "stgi" }, { SVM_EXIT_CLGI, "clgi" }, { SVM_EXIT_SKINIT, "skinit" }, { SVM_EXIT_WBINVD, "wbinvd" }, { SVM_EXIT_MONITOR, "monitor" }, { SVM_EXIT_MWAIT, "mwait" }, { SVM_EXIT_XSETBV, "xsetbv" }, { SVM_EXIT_NPF, "npf" }
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif