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| author | Artyom Tarasenko | 2014-08-08 22:48:00 +0200 |
|---|---|---|
| committer | Mark Cave-Ayland | 2014-08-17 14:24:27 +0200 |
| commit | 2a5fade753e66ae68f0131962391cd78b99afa53 (patch) | |
| tree | bda399b95595836f74d1b113883eb82f9bad03c7 /target-sparc | |
| parent | apb: add IOMMU flush register implementation (diff) | |
| download | qemu-2a5fade753e66ae68f0131962391cd78b99afa53.tar.gz qemu-2a5fade753e66ae68f0131962391cd78b99afa53.tar.xz qemu-2a5fade753e66ae68f0131962391cd78b99afa53.zip | |
target-sparc64: implement Short Floating-Point Store Instructions
Implement Short Floating-Point Store Instructions as described
in the chapter 13.5.2 of UltraSPARC-IIi User's Manual.
Particularly this instructions are used by NetBSD 4.0.1+ /sparc64
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/ldst_helper.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/target-sparc/ldst_helper.c b/target-sparc/ldst_helper.c index 03bd9f9706..1a62e193bd 100644 --- a/target-sparc/ldst_helper.c +++ b/target-sparc/ldst_helper.c @@ -2154,7 +2154,6 @@ void helper_stf_asi(CPUSPARCState *env, target_ulong addr, int asi, int size, unsigned int i; target_ulong val; - helper_check_align(env, addr, 3); addr = asi_address_mask(env, asi, addr); switch (asi) { @@ -2192,7 +2191,21 @@ void helper_stf_asi(CPUSPARCState *env, target_ulong addr, int asi, int size, } return; + case 0xd2: /* 16-bit floating point load primary */ + case 0xd3: /* 16-bit floating point load secondary */ + case 0xda: /* 16-bit floating point load primary, LE */ + case 0xdb: /* 16-bit floating point load secondary, LE */ + helper_check_align(env, addr, 1); + /* Fall through */ + case 0xd0: /* 8-bit floating point load primary */ + case 0xd1: /* 8-bit floating point load secondary */ + case 0xd8: /* 8-bit floating point load primary, LE */ + case 0xd9: /* 8-bit floating point load secondary, LE */ + val = env->fpr[rd / 2].l.lower; + helper_st_asi(env, addr, val, asi & 0x8d, ((asi & 2) >> 1) + 1); + return; default: + helper_check_align(env, addr, 3); break; } |