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| author | blueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-03-16 19:24:42 +0000 |
|---|---|---|
| committer | blueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-03-16 19:24:42 +0000 |
| commit | 8879d139bbe4b8c608108fa04f36776051126dfa (patch) | |
| tree | 91816245d1a58f8ae8603df9d016850d8a21fd81 /target-sparc/translate.c | |
| parent | 48d5c82bcc3cc1709038867e5ba99b7099155dcd (diff) | |
Convert umul and smul to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4077 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-sparc/translate.c')
| -rw-r--r-- | target-sparc/translate.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index c24c48b673..cee85c4d81 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -759,6 +759,54 @@ static inline void gen_op_mulscc_T1_T0(void) gen_cc_C_add(cpu_T[0], cpu_cc_src); } +static inline void gen_op_umul_T1_T0(void) +{ + TCGv r_temp, r_temp2; + + r_temp = tcg_temp_new(TCG_TYPE_I64); + r_temp2 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_extu_i32_i64(r_temp, cpu_T[1]); + tcg_gen_extu_i32_i64(r_temp2, cpu_T[0]); + tcg_gen_mul_i64(r_temp2, r_temp, r_temp2); + + tcg_gen_shri_i64(r_temp, r_temp2, 32); + tcg_gen_trunc_i64_i32(r_temp, r_temp); + tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y)); +#ifdef TARGET_SPARC64 + tcg_gen_mov_i64(cpu_T[0], r_temp2); +#else + tcg_gen_trunc_i64_i32(cpu_T[0], r_temp2); +#endif + + tcg_gen_discard_i64(r_temp); + tcg_gen_discard_i64(r_temp2); +} + +static inline void gen_op_smul_T1_T0(void) +{ + TCGv r_temp, r_temp2; + + r_temp = tcg_temp_new(TCG_TYPE_I64); + r_temp2 = tcg_temp_new(TCG_TYPE_I64); + + tcg_gen_ext32s_i64(r_temp, cpu_T[1]); + tcg_gen_ext32s_i64(r_temp2, cpu_T[0]); + tcg_gen_mul_i64(r_temp2, r_temp, r_temp2); + + tcg_gen_shri_i64(r_temp, r_temp2, 32); + tcg_gen_trunc_i64_i32(r_temp, r_temp); + tcg_gen_st_i32(r_temp, cpu_env, offsetof(CPUSPARCState, y)); +#ifdef TARGET_SPARC64 + tcg_gen_mov_i64(cpu_T[0], r_temp2); +#else + tcg_gen_trunc_i64_i32(cpu_T[0], r_temp2); +#endif + + tcg_gen_discard_i64(r_temp); + tcg_gen_discard_i64(r_temp2); +} + #ifdef TARGET_SPARC64 static inline void gen_trap_ifdivzero_i64(TCGv divisor) { |