gwj / at91sam9263 · Commits

Commit cbc37b28b3d0803a7ed73801c2969ed35e70e2e4

Authored by aurel32
1 parent af58f9ca

target-mips: optimize gen_movcf_*() 

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6957 c046a42c-6fe2-441c-8c8c-71466251a162
Inline Side-by-side
Showing 1 changed file with 23 additions and 51 deletions
target-mips/translate.c
  View file @cbc37b2
... ... @@ -5722,98 +5722,70 @@ static void gen_movci (DisasContext *ctx, int rd, int rs, int cc, int tf)
5722 5722  
5723 5723 static inline void gen_movcf_s (int fs, int fd, int cc, int tf)
5724 5724 {
5725   - uint32_t ccbit;
5726 5725 int cond;
5727   - TCGv_i32 r_tmp1 = tcg_temp_new_i32();
5728   - TCGv_i32 fp0 = tcg_temp_local_new_i32();
  5726 + TCGv_i32 t0 = tcg_temp_new_i32();
5729 5727 int l1 = gen_new_label();
5730 5728  
5731   - if (cc)
5732   - ccbit = 1 << (24 + cc);
5733   - else
5734   - ccbit = 1 << 23;
5735   -
5736 5729 if (tf)
5737 5730 cond = TCG_COND_EQ;
5738 5731 else
5739 5732 cond = TCG_COND_NE;
5740 5733  
5741   - gen_load_fpr32(fp0, fd);
5742   - tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit);
5743   - tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
5744   - tcg_temp_free_i32(r_tmp1);
5745   - gen_load_fpr32(fp0, fs);
  5734 + tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
  5735 + tcg_gen_brcondi_i32(cond, t0, 0, l1);
  5736 + gen_load_fpr32(t0, fs);
  5737 + gen_store_fpr32(t0, fd);
5746 5738 gen_set_label(l1);
5747   - gen_store_fpr32(fp0, fd);
5748   - tcg_temp_free_i32(fp0);
  5739 + tcg_temp_free_i32(t0);
5749 5740 }
5750 5741  
5751 5742 static inline void gen_movcf_d (DisasContext *ctx, int fs, int fd, int cc, int tf)
5752 5743 {
5753   - uint32_t ccbit;
5754 5744 int cond;
5755   - TCGv_i32 r_tmp1 = tcg_temp_new_i32();
5756   - TCGv_i64 fp0 = tcg_temp_local_new_i64();
  5745 + TCGv_i32 t0 = tcg_temp_new_i32();
  5746 + TCGv_i64 fp0;
5757 5747 int l1 = gen_new_label();
5758 5748  
5759   - if (cc)
5760   - ccbit = 1 << (24 + cc);
5761   - else
5762   - ccbit = 1 << 23;
5763   -
5764 5749 if (tf)
5765 5750 cond = TCG_COND_EQ;
5766 5751 else
5767 5752 cond = TCG_COND_NE;
5768 5753  
5769   - gen_load_fpr64(ctx, fp0, fd);
5770   - tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit);
5771   - tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
5772   - tcg_temp_free_i32(r_tmp1);
  5754 + tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
  5755 + tcg_gen_brcondi_i32(cond, t0, 0, l1);
  5756 + fp0 = tcg_temp_local_new_i64();
5773 5757 gen_load_fpr64(ctx, fp0, fs);
5774   - gen_set_label(l1);
5775 5758 gen_store_fpr64(ctx, fp0, fd);
5776 5759 tcg_temp_free_i64(fp0);
  5760 + gen_set_label(l1);
  5761 + tcg_temp_free_i32(t0);
5777 5762 }
5778 5763  
5779 5764 static inline void gen_movcf_ps (int fs, int fd, int cc, int tf)
5780 5765 {
5781   - uint32_t ccbit1, ccbit2;
5782 5766 int cond;
5783   - TCGv_i32 r_tmp1 = tcg_temp_new_i32();
5784   - TCGv_i32 fp0 = tcg_temp_local_new_i32();
  5767 + TCGv_i32 t0 = tcg_temp_new_i32();
5785 5768 int l1 = gen_new_label();
5786 5769 int l2 = gen_new_label();
5787 5770  
5788   - if (cc) {
5789   - ccbit1 = 1 << (24 + cc);
5790   - ccbit2 = 1 << (25 + cc);
5791   - } else {
5792   - ccbit1 = 1 << 23;
5793   - ccbit2 = 1 << 25;
5794   - }
5795   -
5796 5771 if (tf)
5797 5772 cond = TCG_COND_EQ;
5798 5773 else
5799 5774 cond = TCG_COND_NE;
5800 5775  
5801   - gen_load_fpr32(fp0, fd);
5802   - tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit1);
5803   - tcg_gen_brcondi_i32(cond, r_tmp1, 0, l1);
5804   - gen_load_fpr32(fp0, fs);
  5776 + tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc));
  5777 + tcg_gen_brcondi_i32(cond, t0, 0, l1);
  5778 + gen_load_fpr32(t0, fs);
  5779 + gen_store_fpr32(t0, fd);
5805 5780 gen_set_label(l1);
5806   - gen_store_fpr32(fp0, fd);
5807 5781  
5808   - gen_load_fpr32h(fp0, fd);
5809   - tcg_gen_andi_i32(r_tmp1, fpu_fcr31, ccbit2);
5810   - tcg_gen_brcondi_i32(cond, r_tmp1, 0, l2);
5811   - gen_load_fpr32h(fp0, fs);
  5782 + tcg_gen_andi_i32(t0, fpu_fcr31, get_fp_bit(cc+1));
  5783 + tcg_gen_brcondi_i32(cond, t0, 0, l2);
  5784 + gen_load_fpr32h(t0, fs);
  5785 + gen_store_fpr32h(t0, fd);
5812 5786 gen_set_label(l2);
5813   - gen_store_fpr32h(fp0, fd);
5814 5787  
5815   - tcg_temp_free_i32(r_tmp1);
5816   - tcg_temp_free_i32(fp0);
  5788 + tcg_temp_free_i32(t0);
5817 5789 }
5818 5790  
5819 5791  
... ...