Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0c2bd5a5e3b9469c6ab2b96c403980f192db0bf7
Commit: 0c2bd5a5e3b9469c6ab2b96c403980f192db0bf7
Parent: e3cfac84cfbc8c9f17817573befc0f4913b1a4dc
Author: Ingo Molnar <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:32:49 2008 +0100
Committer: Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:32:49 2008 +0100
x86: clean up include/asm-x86/calling.h
clean up include/asm-x86/calling.h.
Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
---
include/asm-x86/calling.h | 330 +++++++++++++++++++++++----------------------
1 files changed, 168 insertions(+), 162 deletions(-)
diff --git a/include/asm-x86/calling.h b/include/asm-x86/calling.h
dissimilarity index 64%
index 6f4f63a..f13e62e 100644
--- a/include/asm-x86/calling.h
+++ b/include/asm-x86/calling.h
@@ -1,162 +1,168 @@
-/*
- * 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
- 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
- movq \offset+72(%rsp),%rax
- .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
+/*
+ * 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
+ 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
+ movq \offset+72(%rsp), %rax
+ .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
+
-
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