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Get codebase completely working with LLVM

Browse Source 
You can now build Cosmopolitan with Clang:

    make -j8 MODE=llvm
    o/llvm/examples/hello.com

The assembler and linker code is now friendly to LLVM too.
So it's not needed to configure Clang to use binutils under
the hood. If you love LLVM then you can now use pure LLVM.
This commit is contained in:
Justine Tunney
2021-02-08 09:19:00 -08:00
parent 0e36cb3ac4
commit e75ffde09e
4528 changed files with 7776 additions and 11640 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
ape/lib/bootdr.S
View File

@@ -22,11 +22,11 @@
.source __FILE__
.code16
/ Resets personal computer.
/
/ @param di drive number, e.g. A:\ is 0x00, C:\ is 0x80
/ @mode real
/ @noreturn
// Resets personal computer.
//
// @param di drive number, e.g. A:\ is 0x00, C:\ is 0x80
// @mode real
// @noreturn
bootdr: push %bp
mov %sp,%bp
mov %di,%dx

2
ape/lib/e820map.S
View File

@@ -28,7 +28,7 @@
.hidden e820map
.type e820map,@object
.size e820map,XLM_E820_SIZE
e820map = ape.xlm + XLM_E820
e820map = ape_xlm + XLM_E820
.globl e820map_xlm
.hidden e820map_xlm

2
ape/lib/g_ptsp.S
View File

@@ -28,7 +28,7 @@
.hidden g_ptsp
.type g_ptsp,@object
.size g_ptsp,XLM_PAGE_TABLE_STACK_POINTER_SIZE
g_ptsp = ape.xlm + XLM_PAGE_TABLE_STACK_POINTER
g_ptsp = ape_xlm + XLM_PAGE_TABLE_STACK_POINTER
.globl g_ptsp_xlm
.hidden g_ptsp_xlm

2
ape/lib/kbiosdataarea.S
View File

@@ -28,7 +28,7 @@
.hidden kBiosDataArea
.type kBiosDataArea,@object
.size kBiosDataArea,XLM_BIOS_DATA_AREA_SIZE
kBiosDataArea = ape.xlm + XLM_BIOS_DATA_AREA
kBiosDataArea = ape_xlm + XLM_BIOS_DATA_AREA
.globl kBiosDataAreaXlm
.hidden kBiosDataAreaXlm

80
ape/lib/pc.h
View File

@@ -63,49 +63,49 @@
#define FPU_C2 0b0000000000000010000000000
#define FPU_C3 0b0000000000100000000000000
#define CR0_PE (1u << 0) /* protected mode enabled */
#define CR0_MP (1u << 1) /* monitor coprocessor */
#define CR0_EM (1u << 2) /* no x87 fpu present if set */
#define CR0_TS (1u << 3) /* task switched x87 */
#define CR0_ET (1u << 4) /* extension type 287 or 387 */
#define CR0_NE (1u << 5) /* enable x87 error reporting */
#define CR0_WP (1u << 16) /* write protect read-only pages @pl0 */
#define CR0_AM (1u << 18) /* alignment mask */
#define CR0_NW (1u << 29) /* global write-through cache disable */
#define CR0_CD (1u << 30) /* global cache disable */
#define CR0_PG (1u << 31) /* paging enabled */
#define CR0_PE 0x01 /* protected mode enabled */
#define CR0_MP 0x02 /* monitor coprocessor */
#define CR0_EM 0x04 /* no x87 fpu present if set */
#define CR0_TS 0x08 /* task switched x87 */
#define CR0_ET 0x10 /* extension type 287 or 387 */
#define CR0_NE 0x20 /* enable x87 error reporting */
#define CR0_WP 0x00010000 /* write protect read-only pages @pl0 */
#define CR0_AM 0x00040000 /* alignment mask */
#define CR0_NW 0x20000000 /* global write-through cache disable */
#define CR0_CD 0x40000000 /* global cache disable */
#define CR0_PG 0x80000000 /* paging enabled */
#define CR4_VME (1u << 0) /* virtual 8086 mode extension */
#define CR4_PVI (1u << 1) /* protected mode virtual interrupts */
#define CR4_TSD (1u << 2) /* time stamp disable (rdtsc) */
#define CR4_DE (1u << 3) /* debugging extensions */
#define CR4_PSE (1u << 4) /* page size extension */
#define CR4_PAE (1u << 5) /* physical address extension */
#define CR4_MCE (1u << 6) /* machine check exception */
#define CR4_PGE (1u << 7) /* page global enabled */
#define CR4_OSFXSR (1u << 9) /* enable SSE and fxsave/fxrestor */
#define CR4_OSXMMEXCPT (1u << 10) /* enable unmasked SSE exceptions */
#define CR4_LA57 (1u << 12) /* enable level-5 paging */
#define CR4_VMXE (1u << 13) /* enable VMX operations */
#define CR4_SMXE (1u << 14) /* enable SMX operations */
#define CR4_FSGSBASE (1u << 16) /* enable *FSBASE and *GSBASE instructions */
#define CR4_PCIDE (1u << 17) /* enable process-context identifiers */
#define CR4_OSXSAVE (1u << 18) /* enable XSAVE */
#define CR4_VME 0x01 /* virtual 8086 mode extension */
#define CR4_PVI 0x02 /* protected mode virtual interrupts */
#define CR4_TSD 0x04 /* time stamp disable (rdtsc) */
#define CR4_DE 0x08 /* debugging extensions */
#define CR4_PSE 0x10 /* page size extension */
#define CR4_PAE 0x20 /* physical address extension */
#define CR4_MCE 0x40 /* machine check exception */
#define CR4_PGE 0x80 /* page global enabled */
#define CR4_OSFXSR 0x0200 /* enable SSE and fxsave/fxrestor */
#define CR4_OSXMMEXCPT 0x0400 /* enable unmasked SSE exceptions */
#define CR4_LA57 0x1000 /* enable level-5 paging */
#define CR4_VMXE 0x2000 /* enable VMX operations */
#define CR4_SMXE 0x4000 /* enable SMX operations */
#define CR4_FSGSBASE 0x00010000 /* enable *FSBASE and *GSBASE instructions */
#define CR4_PCIDE 0x00020000 /* enable process-context identifiers */
#define CR4_OSXSAVE 0x00040000 /* enable XSAVE */
#define XCR0_X87 (1u << 0)
#define XCR0_SSE (1u << 1)
#define XCR0_AVX (1u << 2)
#define XCR0_BNDREG (1u << 3)
#define XCR0_BNDCSR (1u << 4)
#define XCR0_OPMASK (1u << 5)
#define XCR0_ZMM_HI256 (1u << 6)
#define XCR0_HI16_ZMM (1u << 7)
#define XCR0_X87 0x01
#define XCR0_SSE 0x02
#define XCR0_AVX 0x04
#define XCR0_BNDREG 0x08
#define XCR0_BNDCSR 0x10
#define XCR0_OPMASK 0x20
#define XCR0_ZMM_HI256 0x40
#define XCR0_HI16_ZMM 0x80
#define EFER 0xC0000080 /* extended feature enable register */
#define EFER_SCE (1u << 0) /* system call extensions */
#define EFER_LME (1u << 8) /* long mode enable */
#define EFER_LMA (1u << 10) /* long mode active */
#define EFER_NXE (1u << 11) /* no-execute enable */
#define EFER 0xc0000080 /* extended feature enable register */
#define EFER_SCE 0x01 /* system call extensions */
#define EFER_LME 0x0100 /* long mode enable */
#define EFER_LMA 0x0400 /* long mode active */
#define EFER_NXE 0x0800 /* no-execute enable */
#define GDT_REAL_CODE 8
#define GDT_REAL_DATA 16