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| author | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-12-07 13:32:09 +0000 |
|---|---|---|
| committer | balrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-12-07 13:32:09 +0000 |
| commit | 4cc633c38bb785bc9e586fa26b9a9e22bb41200c (patch) | |
| tree | 29bde3fe830d376b7a768f95a0c765336e1e0b69 /target-arm/translate.c | |
| parent | aaf2d97dcbc4f43f086bcf356a2e31b7dbd6b775 (diff) | |
| download | qemu-4cc633c38bb785bc9e586fa26b9a9e22bb41200c.zip qemu-4cc633c38bb785bc9e586fa26b9a9e22bb41200c.tar.gz qemu-4cc633c38bb785bc9e586fa26b9a9e22bb41200c.tar.bz2 | |
Patch holes in ARM translation (Laurent Desnogues).
- gen_set_CF_bit31: use the right value to set carry flag
- shifter_out_im: remove a spurious semi-colon
- add a break for VSHRN, VRSHRN, VQSHRN, VQRSHRN
size 2 case
- sbfx, ubfx are v6t2 instructions
The correct cps user mode behaviour is unclear so it's left out from the
commit until ARM decides it.
Signed-off-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5908 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-arm/translate.c')
| -rw-r--r-- | target-arm/translate.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/target-arm/translate.c b/target-arm/translate.c index 680a890..94528be 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -415,7 +415,7 @@ static void gen_set_CF_bit31(TCGv var) { TCGv tmp = new_tmp(); tcg_gen_shri_i32(tmp, var, 31); - gen_set_CF(var); + gen_set_CF(tmp); dead_tmp(tmp); } @@ -490,7 +490,7 @@ static void shifter_out_im(TCGv var, int shift) tcg_gen_andi_i32(tmp, var, 1); } else { tcg_gen_shri_i32(tmp, var, shift); - if (shift != 31); + if (shift != 31) tcg_gen_andi_i32(tmp, tmp, 1); } gen_set_CF(tmp); @@ -4618,6 +4618,7 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn) imm = (uint32_t)shift; tmp2 = tcg_const_i32(imm); TCGV_UNUSED_I64(tmp64); + break; case 3: tmp64 = tcg_const_i64(shift); TCGV_UNUSED(tmp2); @@ -6583,6 +6584,7 @@ static void disas_arm_insn(CPUState * env, DisasContext *s) break; case 0x12: case 0x16: case 0x1a: case 0x1e: /* sbfx */ case 0x32: case 0x36: case 0x3a: case 0x3e: /* ubfx */ + ARCH(6T2); tmp = load_reg(s, rm); shift = (insn >> 7) & 0x1f; i = ((insn >> 16) & 0x1f) + 1; |