Changeset 1dbfe98 in mainline for kernel/arch/amd64/src/context.S

Timestamp:

2008-03-15T10:22:07Z (17 years ago)

Author:

Josef Cejka <malyzelenyhnus@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

8476a8d

Parents:

baac911

Message:

Unified context handling code for amd64.

File:

• kernel/arch/amd64/src/context.S (modified) (2 diffs)

kernel/arch/amd64/src/context.S

@@ -41 +41 @@
 context_save_arch:
         movq (%rsp), %rdx     # the caller's return %eip
+
         # In %edi is passed 1st argument
-        movq %rdx, OFFSET_PC(%rdi)
-        movq %rsp, OFFSET_SP(%rdi)
-        
-        movq %rbx, OFFSET_RBX(%rdi)
-        movq %rbp, OFFSET_RBP(%rdi)
-        movq %r12, OFFSET_R12(%rdi)
-        movq %r13, OFFSET_R13(%rdi)
-        movq %r14, OFFSET_R14(%rdi)
-        movq %r15, OFFSET_R15(%rdi)
+        CONTEXT_SAVE_ARCH_CORE %rdi %rdx 
         
         xorq %rax,%rax          # context_save returns 1
@@ -63 +56 @@
 #
 context_restore_arch:   
-        movq OFFSET_R15(%rdi), %r15
-        movq OFFSET_R14(%rdi), %r14
-        movq OFFSET_R13(%rdi), %r13
-        movq OFFSET_R12(%rdi), %r12
-        movq OFFSET_RBP(%rdi), %rbp
-        movq OFFSET_RBX(%rdi), %rbx     
-        
-        movq OFFSET_SP(%rdi), %rsp   # ctx->sp -> %rsp
-        
-        movq OFFSET_PC(%rdi), %rdx
+
+        CONTEXT_RESTORE_ARCH_CORE %rdi %rdx
+
         movq %rdx,(%rsp)