diff options
| author | Tsuneo Saito <tsnsaito@gmail.com> | 2011-07-14 18:41:39 +0900 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2011-07-14 15:36:15 +0000 |
| commit | 5f06b54718b063840e14a93cd1059c3a92e4603a (patch) | |
| tree | d286f31760546359177b37577cb1e236d6695ffd | |
| parent | e1ef36c4a34082a075182ec0ba44c80a2dbf43c2 (diff) | |
SPARC64: fp_disabled checks on stfa/stdfa/stqfa
stfa/stdfa/stqfa instructions should raise fp_disabled exceptions
if %pstate.PEF==0 or %fprs.FEF==0.
Signed-off-by: Tsuneo Saito <tsnsaito@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
| -rw-r--r-- | target-sparc/translate.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index a5a8eaf308..5f92dbb819 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -4732,6 +4732,9 @@ static void disas_sparc_insn(DisasContext * dc) switch (xop) { #ifdef TARGET_SPARC64 case 0x34: /* V9 stfa */ + if (gen_trap_ifnofpu(dc, cpu_cond)) { + goto jmp_insn; + } gen_stf_asi(cpu_addr, insn, 4, rd); break; case 0x36: /* V9 stqfa */ @@ -4739,6 +4742,9 @@ static void disas_sparc_insn(DisasContext * dc) TCGv_i32 r_const; CHECK_FPU_FEATURE(dc, FLOAT128); + if (gen_trap_ifnofpu(dc, cpu_cond)) { + goto jmp_insn; + } r_const = tcg_const_i32(7); gen_helper_check_align(cpu_addr, r_const); tcg_temp_free_i32(r_const); @@ -4746,6 +4752,9 @@ static void disas_sparc_insn(DisasContext * dc) } break; case 0x37: /* V9 stdfa */ + if (gen_trap_ifnofpu(dc, cpu_cond)) { + goto jmp_insn; + } gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd)); break; case 0x3c: /* V9 casa */ |