diff options
Diffstat (limited to 'include/asm-x86/calling.h')
| -rw-r--r-- | include/asm-x86/calling.h | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/include/asm-x86/calling.h b/include/asm-x86/calling.h deleted file mode 100644 index 2bc162e0ec6..00000000000 --- a/include/asm-x86/calling.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Some macros to handle stack frames in assembly. - */ - -#define R15 0 -#define R14 8 -#define R13 16 -#define R12 24 -#define RBP 32 -#define RBX 40 - -/* arguments: interrupts/non tracing syscalls only save upto here*/ -#define R11 48 -#define R10 56 -#define R9 64 -#define R8 72 -#define RAX 80 -#define RCX 88 -#define RDX 96 -#define RSI 104 -#define RDI 112 -#define ORIG_RAX 120 /* + error_code */ -/* end of arguments */ - -/* cpu exception frame or undefined in case of fast syscall. */ -#define RIP 128 -#define CS 136 -#define EFLAGS 144 -#define RSP 152 -#define SS 160 - -#define ARGOFFSET R11 -#define SWFRAME ORIG_RAX - - .macro SAVE_ARGS addskip=0, norcx=0, nor891011=0 - subq $9*8+\addskip, %rsp - CFI_ADJUST_CFA_OFFSET 9*8+\addskip - movq %rdi, 8*8(%rsp) - CFI_REL_OFFSET rdi, 8*8 - movq %rsi, 7*8(%rsp) - CFI_REL_OFFSET rsi, 7*8 - movq %rdx, 6*8(%rsp) - CFI_REL_OFFSET rdx, 6*8 - .if \norcx - .else - movq %rcx, 5*8(%rsp) - CFI_REL_OFFSET rcx, 5*8 - .endif - movq %rax, 4*8(%rsp) - CFI_REL_OFFSET rax, 4*8 - .if \nor891011 - .else - movq %r8, 3*8(%rsp) - CFI_REL_OFFSET r8, 3*8 - movq %r9, 2*8(%rsp) - CFI_REL_OFFSET r9, 2*8 - movq %r10, 1*8(%rsp) - CFI_REL_OFFSET r10, 1*8 - movq %r11, (%rsp) - CFI_REL_OFFSET r11, 0*8 - .endif - .endm - -#define ARG_SKIP 9*8 - - .macro RESTORE_ARGS skiprax=0, addskip=0, skiprcx=0, skipr11=0, \ - skipr8910=0, skiprdx=0 - .if \skipr11 - .else - movq (%rsp), %r11 - CFI_RESTORE r11 - .endif - .if \skipr8910 - .else - movq 1*8(%rsp), %r10 - CFI_RESTORE r10 - movq 2*8(%rsp), %r9 - CFI_RESTORE r9 - movq 3*8(%rsp), %r8 - CFI_RESTORE r8 - .endif - .if \skiprax - .else - movq 4*8(%rsp), %rax - CFI_RESTORE rax - .endif - .if \skiprcx - .else - movq 5*8(%rsp), %rcx - CFI_RESTORE rcx - .endif - .if \skiprdx - .else - movq 6*8(%rsp), %rdx - CFI_RESTORE rdx - .endif - movq 7*8(%rsp), %rsi - CFI_RESTORE rsi - movq 8*8(%rsp), %rdi - CFI_RESTORE rdi - .if ARG_SKIP+\addskip > 0 - addq $ARG_SKIP+\addskip, %rsp - CFI_ADJUST_CFA_OFFSET -(ARG_SKIP+\addskip) - .endif - .endm - - .macro LOAD_ARGS offset, skiprax=0 - movq \offset(%rsp), %r11 - movq \offset+8(%rsp), %r10 - movq \offset+16(%rsp), %r9 - movq \offset+24(%rsp), %r8 - movq \offset+40(%rsp), %rcx - movq \offset+48(%rsp), %rdx - movq \offset+56(%rsp), %rsi - movq \offset+64(%rsp), %rdi - .if \skiprax - .else - movq \offset+72(%rsp), %rax - .endif - .endm - -#define REST_SKIP 6*8 - - .macro SAVE_REST - subq $REST_SKIP, %rsp - CFI_ADJUST_CFA_OFFSET REST_SKIP - movq %rbx, 5*8(%rsp) - CFI_REL_OFFSET rbx, 5*8 - movq %rbp, 4*8(%rsp) - CFI_REL_OFFSET rbp, 4*8 - movq %r12, 3*8(%rsp) - CFI_REL_OFFSET r12, 3*8 - movq %r13, 2*8(%rsp) - CFI_REL_OFFSET r13, 2*8 - movq %r14, 1*8(%rsp) - CFI_REL_OFFSET r14, 1*8 - movq %r15, (%rsp) - CFI_REL_OFFSET r15, 0*8 - .endm - - .macro RESTORE_REST - movq (%rsp), %r15 - CFI_RESTORE r15 - movq 1*8(%rsp), %r14 - CFI_RESTORE r14 - movq 2*8(%rsp), %r13 - CFI_RESTORE r13 - movq 3*8(%rsp), %r12 - CFI_RESTORE r12 - movq 4*8(%rsp), %rbp - CFI_RESTORE rbp - movq 5*8(%rsp), %rbx - CFI_RESTORE rbx - addq $REST_SKIP, %rsp - CFI_ADJUST_CFA_OFFSET -(REST_SKIP) - .endm - - .macro SAVE_ALL - SAVE_ARGS - SAVE_REST - .endm - - .macro RESTORE_ALL addskip=0 - RESTORE_REST - RESTORE_ARGS 0, \addskip - .endm - - .macro icebp - .byte 0xf1 - .endm |