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Add gen-offsets to the Makefile

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This is so that the source file gets distributed and _ucontext_i.h is
generated properly on the target machine.

Signed-off-by: Arun Sharma <arun.sharma@google.com>
This commit is contained in:
Arun Sharma 2007-04-10 20:18:56 -06:00 committed by David Mosberger-Tang
parent 31440e9796
commit 497b987043
3 changed files with 30 additions and 59 deletions
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5
src/Makefile.am
View file

@ -269,6 +269,11 @@ endif
$(libunwind_setjmp_la_SOURCES_x86)
else
if ARCH_X86_64
x86_64_gen_offsets_SOURCES = x86_64/gen-offsets.c
noinst_PROGRAMS = x86_64/gen-offsets
BUILT_SOURCES = _ucontext_i.h
_ucontext_i.h: x86_64/gen-offsets
x86_64/gen-offsets > $@
lib_LTLIBRARIES_arch = libunwind-x86_64.la
libunwind_la_SOURCES = $(libunwind_la_SOURCES_x86_64)
libunwind_x86_64_la_SOURCES = $(libunwind_x86_64_la_SOURCES_x86_64)

62
src/x86_64/gen-offsets.c
View file

@ -4,23 +4,6 @@
#define REG_OFFSET(reg) (offsetof(struct ucontext, uc_mcontext.gregs[REG_##reg]))
# define REG_R8 0
# define REG_R9 1
# define REG_R10 2
# define REG_R11 3
# define REG_R12 4
# define REG_R13 5
# define REG_R14 6
# define REG_R15 7
# define REG_RDI 8
# define REG_RSI 9
# define REG_RBP 10
# define REG_RBX 11
# define REG_RDX 12
# define REG_RAX 13
# define REG_RCX 14
# define REG_RSP 15
# define REG_RIP 16
char *regs[] = { "RAX",
"RBX",
@ -43,31 +26,34 @@ char *regs[] = { "RAX",
main()
{
printf("#define REG_OFFSET_%s\t%d\n" , regs[0], REG_OFFSET(RAX));
printf("#define REG_OFFSET_%s\t%d\n" , regs[1], REG_OFFSET(RBX));
printf("#define REG_OFFSET_%s\t%d\n" , regs[2], REG_OFFSET(RCX));
printf("#define REG_OFFSET_%s\t%d\n" , regs[3], REG_OFFSET(RDX));
printf("#ifndef UCONTEXT_I_H\n#define UCONTEXT_I_H\n");
printf("#define REG_OFFSET_%s\t%ld\n" , regs[0], REG_OFFSET(RAX));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[1], REG_OFFSET(RBX));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[2], REG_OFFSET(RCX));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[3], REG_OFFSET(RDX));
printf("#define REG_OFFSET_%s\t%d\n" , regs[4], REG_OFFSET(RDI));
printf("#define REG_OFFSET_%s\t%d\n" , regs[5], REG_OFFSET(RSI));
printf("#define REG_OFFSET_%s\t%d\n" , regs[6], REG_OFFSET(RSP));
printf("#define REG_OFFSET_%s\t%d\n" , regs[7], REG_OFFSET(RBP));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[4], REG_OFFSET(RDI));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[5], REG_OFFSET(RSI));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[6], REG_OFFSET(RSP));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[7], REG_OFFSET(RBP));
printf("#define REG_OFFSET_%s\t%d\n" , regs[8], REG_OFFSET(R8));
printf("#define REG_OFFSET_%s\t%d\n" , regs[9], REG_OFFSET(R9));
printf("#define REG_OFFSET_%s\t%d\n" , regs[10], REG_OFFSET(R10));
printf("#define REG_OFFSET_%s\t%d\n" , regs[11], REG_OFFSET(R11));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[8], REG_OFFSET(R8));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[9], REG_OFFSET(R9));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[10], REG_OFFSET(R10));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[11], REG_OFFSET(R11));
printf("#define REG_OFFSET_%s\t%d\n" , regs[12], REG_OFFSET(R12));
printf("#define REG_OFFSET_%s\t%d\n" , regs[13], REG_OFFSET(R13));
printf("#define REG_OFFSET_%s\t%d\n" , regs[14], REG_OFFSET(R14));
printf("#define REG_OFFSET_%s\t%d\n" , regs[15], REG_OFFSET(R15));
printf("#define REG_OFFSET_%s\t%d\n" , regs[15], REG_OFFSET(R15));
printf("#define REG_OFFSET_%s\t%d\n" , regs[15], REG_OFFSET(R15));
printf("#define REG_OFFSET_%s\t%d\n" , regs[16], REG_OFFSET(RIP));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[12], REG_OFFSET(R12));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[13], REG_OFFSET(R13));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[14], REG_OFFSET(R14));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[15], REG_OFFSET(R15));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[15], REG_OFFSET(R15));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[15], REG_OFFSET(R15));
printf("#define REG_OFFSET_%s\t%ld\n" , regs[16], REG_OFFSET(RIP));
printf("#define REG_OFFSET_FPREGS_PTR\t%d\n" , offsetof(struct ucontext, uc_mcontext.fpregs));
printf("#define FPREG_OFFSET_MXCR\t%d\n" , offsetof(struct _libc_fpstate, mxcsr));
printf("#define REG_OFFSET_FPREGS_PTR\t%ld\n" , offsetof(struct ucontext, uc_mcontext.fpregs));
printf("#define FPREG_OFFSET_MXCR\t%ld\n" , offsetof(struct _libc_fpstate, mxcsr));
printf("#endif /* UCONTEXT_I_H */\n");
return 0;
}

22
src/x86_64/setcontext.S
View file

@ -23,27 +23,7 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
#define REG_OFFSET_RAX 144
#define REG_OFFSET_RBX 128
#define REG_OFFSET_RCX 152
#define REG_OFFSET_RDX 136
#define REG_OFFSET_RDI 104
#define REG_OFFSET_RSI 112
#define REG_OFFSET_RSP 160
#define REG_OFFSET_RBP 120
#define REG_OFFSET_R8 40
#define REG_OFFSET_R9 48
#define REG_OFFSET_R10 56
#define REG_OFFSET_R11 64
#define REG_OFFSET_R12 72
#define REG_OFFSET_R13 80
#define REG_OFFSET_R14 88
#define REG_OFFSET_R15 96
#define REG_OFFSET_R15 96
#define REG_OFFSET_R15 96
#define REG_OFFSET_RIP 168
#define REG_OFFSET_FPREGS_PTR 224
#define FPREG_OFFSET_MXCR 24
#include "_ucontext_i.h"
.global _x86_64_setcontext