diff options
Diffstat (limited to 'gcc/ada/sigtramp-vxworks-target.inc')
| -rw-r--r-- | gcc/ada/sigtramp-vxworks-target.inc | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/gcc/ada/sigtramp-vxworks-target.inc b/gcc/ada/sigtramp-vxworks-target.inc index f31594d68b9..fbb708ba2ca 100644 --- a/gcc/ada/sigtramp-vxworks-target.inc +++ b/gcc/ada/sigtramp-vxworks-target.inc @@ -139,6 +139,32 @@ the latter depends on the platform. */ +#elif defined (__x86_64__) + +/* These are the cfi colunm numbers */ + +#define REGNO_RAX 0 +#define REGNO_RDX 1 +#define REGNO_RCX 2 +#define REGNO_RBX 3 +#define REGNO_RSI 4 +#define REGNO_RDI 5 +#define REGNO_RBP 6 +#define REGNO_RSP 7 +#define REGNO_R8 8 +#define REGNO_R9 9 +#define REGNO_R10 10 +#define REGNO_R11 11 +#define REGNO_R12 12 +#define REGNO_R13 13 +#define REGNO_R14 14 +#define REGNO_R15 15 +#define REGNO_SET_PC 16 /* aka %rip */ +#define REGNO_EFLAGS 49 +#define REGNO_FS 54 + +#define FUNCTION "@function" + #else Not_implemented; #endif /* REGNO constants */ @@ -174,6 +200,11 @@ Not_implemented; #define CFA_REG 7 +#elif defined (__x86_64__) + +/* R15 register */ +#define CFA_REG 15 + #else Not_implemented; #endif /* CFA setup block */ @@ -366,6 +397,52 @@ TCR("popl %edi") \ TCR("leave") \ TCR("ret") +#elif defined (__x86_64__) + +#define COMMON_CFI(REG) \ + ".cfi_offset " S(REGNO_##REG) "," S(REG_##REG) +#define PC_CFI(REG) \ + ".cfi_offset " S(REGNO_##REG) "," S(REG_##REG) + +#define CFI_COMMON_REGS \ +CR("# CFI for common registers\n") \ +TCR(COMMON_CFI(R15)) \ +TCR(COMMON_CFI(R14)) \ +TCR(COMMON_CFI(R13)) \ +TCR(COMMON_CFI(R12)) \ +TCR(COMMON_CFI(R11)) \ +TCR(COMMON_CFI(R10)) \ +TCR(COMMON_CFI(R9)) \ +TCR(COMMON_CFI(R8)) \ +TCR(COMMON_CFI(RDI)) \ +TCR(COMMON_CFI(RSI)) \ +TCR(COMMON_CFI(RBP)) \ +TCR(COMMON_CFI(RSP)) \ +TCR(COMMON_CFI(RBX)) \ +TCR(COMMON_CFI(RDX)) \ +TCR(COMMON_CFI(RCX)) \ +TCR(COMMON_CFI(RAX)) \ +TCR(COMMON_CFI(EFLAGS)) \ +TCR(COMMON_CFI(SET_PC)) \ +TCR(COMMON_CFI(FS)) \ +TCR(".cfi_return_column " S(REGNO_SET_PC)) + +/* Trampoline body block + --------------------- */ + +#define SIGTRAMP_BODY \ +CR("") \ +TCR("# Allocate frame and save the non-volatile") \ +TCR("# registers we're going to modify") \ +TCR("subq $8, %rsp") \ +TCR("# Setup CFA_REG = context, which we'll retrieve as our CFA value") \ +TCR("movq %r8, %r15") \ +TCR("# Call the real handler. The signo, siginfo and sigcontext") \ +TCR("# arguments are the same as those we received") \ +TCR("call *%rcx") \ +TCR("# This part should never be executed") \ +TCR("ret") + #else Not_implemented; #endif /* CFI_COMMON_REGS and SIGTRAMP_BODY */ |