Changes in / [da904f7:f27f3fd] in mainline

Files:

• kernel/Makefile (modified) (5 diffs)
• kernel/arch/ia32/Makefile.inc (modified) (1 diff)
• kernel/arch/ia32/include/arch/istate.h (modified) (1 diff)
• kernel/arch/ia32/include/arch/istate_struct.ag (added)
• kernel/arch/ia32/src/asm.S (modified) (2 diffs)
• tools/autogen.py (added)
• tools/autotool.py (modified) (1 diff)
• uspace/lib/c/arch/ia32/include/libarch/istate_struct.h (added)

kernel/Makefile

@@ -66 +66 @@
 SIZEOK_MAP = generic/src/debug/sizeok_map.o
 
-.PHONY: all clean
+.PHONY: all clean autogen_clean
 
 all: $(VERSION_DEF) $(COMMON_MAKEFILE) $(COMMON_HEADER) $(CONFIG_MAKEFILE) $(CONFIG_HEADER) $(BIN) $(DISASM)
         -[ -f $(DEPEND) ] && cp -a $(DEPEND) $(DEPEND_PREV)
 
-clean:
+clean: autogen_clean
         rm -f $(DEPEND) $(DEPEND_PREV) $(RAW) $(BIN) $(MAP) $(JOB) $(MAP_PREV) $(DISASM) $(DUMP) $(REAL_MAP).* arch/*/_link.ld arch/*/include/arch/common.h
-        find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm \{\} \;
+        find generic/src/ arch/*/src/ genarch/src/ test/ -name '*.o' -follow -exec rm '{}' \;
 
 ## Common compiler flags
@@ -367 +367 @@
 GENARCH_OBJECTS := $(addsuffix .o,$(basename $(GENARCH_SOURCES)))
 
+ARCH_AUTOGENS_H := $(addsuffix .h,$(basename $(ARCH_AUTOGENS_AG)))
+ARCH_AUTOGENS_PROBE_C := $(addsuffix .ag.probe.c,$(basename $(ARCH_AUTOGENS_AG)))
+ARCH_AUTOGENS_PROBE_S := $(addsuffix .ag.probe.s,$(basename $(ARCH_AUTOGENS_AG)))
+
 LFLAGS_LTO := $(addprefix -Xlinker ,$(LFLAGS))
 
@@ -397 +401 @@
 $(LINK): $(LINK).in $(DEPEND)
         $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -D__LINKER__ -E -x c $< | grep -v "^\#" > $@
+
+%.h: %.ag
+        $(AUTOGEN) probe $< >$<.probe.c
+        $(GCC) $(DEFS) $(GCC_CFLAGS) -S -o $<.probe.s $<.probe.c
+        $(AUTOGEN) generate $< <$<.probe.s >$@   
 
 %.o: %.S $(DEPEND)
@@ -441 +450 @@
         $(GENMAP) $(MAP_PREV) $(DUMP) $@
 
-$(DEPEND): $(COMMON_HEADER_ARCH)
+$(DEPEND): $(COMMON_HEADER_ARCH) $(ARCH_AUTOGENS_H)
         makedepend -f - -- $(DEPEND_DEFS) $(CFLAGS) -- $(ARCH_SOURCES) $(GENARCH_SOURCES) $(GENERIC_SOURCES) > $@ 2> /dev/null
         -[ -f $(DEPEND_PREV) ] && diff -q $(DEPEND_PREV) $@ && mv -f $(DEPEND_PREV) $@
@@ -447 +456 @@
 $(COMMON_HEADER_ARCH): $(COMMON_HEADER)
         ln -sfn ../../../../$< $@
+
+autogen_clean:
+        -rm $(ARCH_AUTOGENS_H) $(ARCH_AUTOGENS_PROBE_C) $(ARCH_AUTOGENS_PROBE_S)

kernel/arch/ia32/Makefile.inc

@@ -105 +105 @@
         arch/$(KARCH)/src/fpu_context.c \
         arch/$(KARCH)/src/syscall.c
+
+ARCH_AUTOGENS_AG = \
+        arch/$(KARCH)/include/arch/istate_struct.ag
+

kernel/arch/ia32/include/arch/istate.h

@@ -38 +38 @@
 #include <trace.h>
 
-typedef struct istate {
-        /*
-         * The strange order of the GPRs is given by the requirement to use the
-         * istate structure for both regular interrupts and exceptions as well
-         * as for syscall handlers which use this order as an optimization.
-         */
-        uint32_t edx;
-        uint32_t ecx;
-        uint32_t ebx;
-        uint32_t esi;
-        uint32_t edi;
-        uint32_t ebp;
-        uint32_t eax;
-        
-        uint32_t ebp_frame;  /* imitation of frame pointer linkage */
-        uint32_t eip_frame;  /* imitation of return address linkage */
-        
-        uint32_t gs;
-        uint32_t fs;
-        uint32_t es;
-        uint32_t ds;
-        
-        uint32_t error_word;  /* real or fake error word */
-        uint32_t eip;
-        uint32_t cs;
-        uint32_t eflags;
-        uint32_t esp;         /* only if istate_t is from uspace */
-        uint32_t ss;          /* only if istate_t is from uspace */
-} istate_t;
+#ifdef KERNEL
+#include <arch/istate_struct.h>
+#else
+#include <libarch/istate_struct.h>
+#endif /* KERNEL */
 
 #define RPL_USER        3

kernel/arch/ia32/src/asm.S

@@ -34 +34 @@
 #include <arch/cpu.h>
 #include <arch/mm/page.h>
+#include <arch/istate_struct.h>
 
 .text
@@ -136 +137 @@
         ret
 
-#define ISTATE_OFFSET_EDX         0
-#define ISTATE_OFFSET_ECX         4
-#define ISTATE_OFFSET_EBX         8
-#define ISTATE_OFFSET_ESI         12
-#define ISTATE_OFFSET_EDI         16 
-#define ISTATE_OFFSET_EBP         20
-#define ISTATE_OFFSET_EAX         24
-#define ISTATE_OFFSET_EBP_FRAME   28
-#define ISTATE_OFFSET_EIP_FRAME   32
-#define ISTATE_OFFSET_GS          36
-#define ISTATE_OFFSET_FS          40
-#define ISTATE_OFFSET_ES          44
-#define ISTATE_OFFSET_DS          48
-#define ISTATE_OFFSET_ERROR_WORD  52
-#define ISTATE_OFFSET_EIP         56
-#define ISTATE_OFFSET_CS          60
-#define ISTATE_OFFSET_EFLAGS      64
-#define ISTATE_OFFSET_ESP         68
-#define ISTATE_OFFSET_SS          72
-
 /*
  * Size of the istate structure without the hardware-saved part
  * and without the error word.
  */
-#define ISTATE_SOFT_SIZE  52
+#define ISTATE_SOFT_SIZE        ISTATE_SIZE - (6 * 4) 
 
 /*

tools/autotool.py

@@ -834 +834 @@
                 sandbox_leave(owd)
         
+        common['AUTOGEN'] = "%s/autogen.py" % os.path.dirname(os.path.abspath(sys.argv[0]))
+
         create_makefile(MAKEFILE, common)
         create_header(HEADER, maps)