refactor: Optimize the signal context overhead

[lunaix-os.git] / lunaix-os / includes / arch / x86 / interrupt.S.inc

diff --git a/lunaix-os/includes/arch/x86/interrupt.S.inc b/lunaix-os/includes/arch/x86/interrupt.S.inc
new file mode 100644 (file)
index 0000000..2d95fac
--- /dev/null
+++ b/lunaix-os/includes/arch/x86/interrupt.S.inc
@@ -0,0 +1,90 @@
+
+#define regsize 4
+
+/* stack layout: saved interrupt context */
+    .struct 0
+idepth:
+    .struct idepth + regsize
+ieax:
+    .struct ieax + regsize
+iebx:
+    .struct iebx + regsize
+iecx:
+    .struct iecx + regsize
+iedx:
+    .struct iedx + regsize
+iedi:
+    .struct iedi + regsize
+iebp:
+    .struct iebp + regsize
+iesi:
+    .struct iesi + regsize
+ids:
+    .struct ids + regsize
+ies:
+    .struct ies + regsize
+ifs:
+    .struct ifs + regsize
+igs:
+    .struct igs + regsize
+iexecp:
+iesp:
+    .struct iesp + regsize
+isave_prev:
+    .struct isave_prev + regsize
+ivec:
+    .struct ivec + regsize
+iecode:
+    .struct iecode + regsize
+ieip:
+    .struct ieip + regsize
+ics:
+    .struct ics + regsize
+ieflags:
+    .struct ieflags + regsize
+iuesp:
+    .struct iuesp + regsize
+iuss:
+
+
+/* stack layout: execution (flow-control) state context */
+    .struct 0
+exsave_prev:
+    .struct exsave_prev + regsize
+exvec:
+    .struct exvec + regsize
+execode:
+    .struct execode + regsize
+exeip:
+    .struct exeip + regsize
+excs:
+    .struct excs + regsize
+exeflags:
+    .struct exeflags + regsize
+exuesp:
+    .struct exuesp + regsize
+exuss:
+
+/* struct layout: critical section of struct proc_info */
+    .struct 0
+proc_pid:
+    .struct proc_pid + regsize
+proc_parent:
+    .struct proc_parent + regsize
+proc_intr_ctx:
+    .struct proc_intr_ctx + regsize
+proc_ustack_top:
+    .struct proc_ustack_top + regsize
+proc_page_table:
+    .struct proc_page_table + regsize
+proc_fxstate:
+
+/* struct layout: proc_sig */
+    .struct 0
+psig_signum:
+    .struct psig_signum + regsize
+psig_sigact:
+    .struct psig_sigact + regsize
+psig_sighand:
+    .struct psig_sighand + regsize
+psig_saved_ictx:
\ No newline at end of file