diff options
Diffstat (limited to 'libgo')
| -rw-r--r-- | libgo/go/math/ldexp.go | 9 | ||||
| -rw-r--r-- | libgo/mksigtab.sh | 13 | ||||
| -rw-r--r-- | libgo/runtime/go-signal.c | 41 |
3 files changed, 61 insertions, 2 deletions
diff --git a/libgo/go/math/ldexp.go b/libgo/go/math/ldexp.go index 2898f5dd498..e91a090c986 100644 --- a/libgo/go/math/ldexp.go +++ b/libgo/go/math/ldexp.go @@ -13,10 +13,15 @@ package math // Ldexp(NaN, exp) = NaN //extern ldexp -func libc_ldexp(float64, int) float64 +func libc_ldexp(float64, int32) float64 func Ldexp(frac float64, exp int) float64 { - r := libc_ldexp(frac, exp) + if exp > MaxInt32 { + exp = MaxInt32 + } else if exp < MinInt32 { + exp = MinInt32 + } + r := libc_ldexp(frac, int32(exp)) return r } diff --git a/libgo/mksigtab.sh b/libgo/mksigtab.sh index c3319705b81..2b07dd491b1 100644 --- a/libgo/mksigtab.sh +++ b/libgo/mksigtab.sh @@ -107,6 +107,19 @@ if test "${GOOS}" = "aix"; then nsig=`expr $nsig + 1` else nsig=`grep 'const _*NSIG = [0-9]*$' gen-sysinfo.go | sed -e 's/.* = \([0-9]*\)/\1/'` + if test -z "$nsig"; then + if grep 'const _*NSIG = [ (]*_*SIGRTMAX + 1[ )]*' gen-sysinfo.go >/dev/null 2>&1; then + rtmax=`grep 'const _*SIGRTMAX = [0-9]*$' gen-sysinfo.go | sed -e 's/.* = \([0-9]*\)/\1/'` + if test -n "$rtmax"; then + nsig=`expr $rtmax + 1` + fi + fi + fi +fi + +if test -z "$nsig"; then + echo 1>&2 "could not determine number of signals" + exit 1 fi i=1 diff --git a/libgo/runtime/go-signal.c b/libgo/runtime/go-signal.c index 8c7ecbae3b5..a5a7cb8080a 100644 --- a/libgo/runtime/go-signal.c +++ b/libgo/runtime/go-signal.c @@ -298,4 +298,45 @@ dumpregs(siginfo_t *info __attribute__((unused)), void *context __attribute__((u } #endif #endif + +#ifdef __alpha__ + #ifdef __linux__ + { + mcontext_t *m = &((ucontext_t*)(context))->uc_mcontext; + + runtime_printf("v0 %X\n", m->sc_regs[0]); + runtime_printf("t0 %X\n", m->sc_regs[1]); + runtime_printf("t1 %X\n", m->sc_regs[2]); + runtime_printf("t2 %X\n", m->sc_regs[3]); + runtime_printf("t3 %X\n", m->sc_regs[4]); + runtime_printf("t4 %X\n", m->sc_regs[5]); + runtime_printf("t5 %X\n", m->sc_regs[6]); + runtime_printf("t6 %X\n", m->sc_regs[7]); + runtime_printf("t7 %X\n", m->sc_regs[8]); + runtime_printf("s0 %X\n", m->sc_regs[9]); + runtime_printf("s1 %X\n", m->sc_regs[10]); + runtime_printf("s2 %X\n", m->sc_regs[11]); + runtime_printf("s3 %X\n", m->sc_regs[12]); + runtime_printf("s4 %X\n", m->sc_regs[13]); + runtime_printf("s5 %X\n", m->sc_regs[14]); + runtime_printf("fp %X\n", m->sc_regs[15]); + runtime_printf("a0 %X\n", m->sc_regs[16]); + runtime_printf("a1 %X\n", m->sc_regs[17]); + runtime_printf("a2 %X\n", m->sc_regs[18]); + runtime_printf("a3 %X\n", m->sc_regs[19]); + runtime_printf("a4 %X\n", m->sc_regs[20]); + runtime_printf("a5 %X\n", m->sc_regs[21]); + runtime_printf("t8 %X\n", m->sc_regs[22]); + runtime_printf("t9 %X\n", m->sc_regs[23]); + runtime_printf("t10 %X\n", m->sc_regs[24]); + runtime_printf("t11 %X\n", m->sc_regs[25]); + runtime_printf("ra %X\n", m->sc_regs[26]); + runtime_printf("t12 %X\n", m->sc_regs[27]); + runtime_printf("at %X\n", m->sc_regs[28]); + runtime_printf("gp %X\n", m->sc_regs[29]); + runtime_printf("sp %X\n", m->sc_regs[30]); + runtime_printf("pc %X\n", m->sc_pc); + } + #endif +#endif } |