diff options
| author | Tsuneo Saito <tsnsaito@gmail.com> | 2011-07-14 18:41:36 +0900 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2011-07-14 15:34:34 +0000 |
| commit | 4183f36df0bf8cb82dda423414aa3b1a82e91ce9 (patch) | |
| tree | 01e042b5bd2fff7a33cd930bb1a8d92b63e5d707 /target-sparc | |
| parent | cc4662f9642995c78bed587707eeb9ad8500035b (diff) | |
| download | qemu-4183f36df0bf8cb82dda423414aa3b1a82e91ce9.tar.gz | |
SPARC64: Implement ldfa/lddfa/ldqfa instructions properly
This patch implements sparcv9 ldfa/lddfa/ldqfa instructions
with non block-load ASIs.
Signed-off-by: Tsuneo Saito <tsnsaito@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/op_helper.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index fd0cfbdb73..a75ac4f3d0 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -3331,7 +3331,7 @@ void helper_ldda_asi(target_ulong addr, int asi, int rd) void helper_ldf_asi(target_ulong addr, int asi, int size, int rd) { unsigned int i; - target_ulong val; + CPU_DoubleU u; helper_check_align(addr, 3); addr = asi_address_mask(env, asi, addr); @@ -3371,17 +3371,23 @@ void helper_ldf_asi(target_ulong addr, int asi, int size, int rd) break; } - val = helper_ld_asi(addr, asi, size, 0); switch(size) { default: case 4: - *((uint32_t *)&env->fpr[rd]) = val; + *((uint32_t *)&env->fpr[rd]) = helper_ld_asi(addr, asi, size, 0); break; case 8: - *((int64_t *)&DT0) = val; + u.ll = helper_ld_asi(addr, asi, size, 0); + *((uint32_t *)&env->fpr[rd++]) = u.l.upper; + *((uint32_t *)&env->fpr[rd++]) = u.l.lower; break; case 16: - // XXX + u.ll = helper_ld_asi(addr, asi, 8, 0); + *((uint32_t *)&env->fpr[rd++]) = u.l.upper; + *((uint32_t *)&env->fpr[rd++]) = u.l.lower; + u.ll = helper_ld_asi(addr + 8, asi, 8, 0); + *((uint32_t *)&env->fpr[rd++]) = u.l.upper; + *((uint32_t *)&env->fpr[rd++]) = u.l.lower; break; } } |