Commit 022a22c7e1c8bc5521c521ab9cbecfa893b610c4
1 parent
e67888a7
Ignore PR flag in FPSCR when performing fmov, by Magnus Damm.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3005 c046a42c-6fe2-441c-8c8c-71466251a162
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1 changed file
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7 additions
and
38 deletions
target-sh4/translate.c
| ... | ... | @@ -648,10 +648,7 @@ void decode_opc(DisasContext * ctx) |
| 648 | 648 | gen_op_xor_T0_rN(REG(B11_8)); |
| 649 | 649 | return; |
| 650 | 650 | case 0xf00c: /* fmov {F,D,X}Rm,{F,D,X}Rn - FPSCR: Nothing */ |
| 651 | - if (ctx->fpscr & FPSCR_PR) { | |
| 652 | - gen_op_fmov_drN_DT0(XREG(B7_4)); | |
| 653 | - gen_op_fmov_DT0_drN(XREG(B11_8)); | |
| 654 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 651 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 655 | 652 | if (ctx->opcode & 0x0110) |
| 656 | 653 | break; /* illegal instruction */ |
| 657 | 654 | gen_op_fmov_drN_DT0(DREG(B7_4)); |
| ... | ... | @@ -662,11 +659,7 @@ void decode_opc(DisasContext * ctx) |
| 662 | 659 | } |
| 663 | 660 | return; |
| 664 | 661 | case 0xf00a: /* fmov {F,D,X}Rm,@Rn - FPSCR: Nothing */ |
| 665 | - if (ctx->fpscr & FPSCR_PR) { | |
| 666 | - gen_op_fmov_drN_DT0(XREG(B7_4)); | |
| 667 | - gen_op_movl_rN_T1(REG(B11_8)); | |
| 668 | - gen_op_stfq_DT0_T1(ctx); | |
| 669 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 662 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 670 | 663 | if (ctx->opcode & 0x0010) |
| 671 | 664 | break; /* illegal instruction */ |
| 672 | 665 | gen_op_fmov_drN_DT0(DREG(B7_4)); |
| ... | ... | @@ -679,11 +672,7 @@ void decode_opc(DisasContext * ctx) |
| 679 | 672 | } |
| 680 | 673 | return; |
| 681 | 674 | case 0xf008: /* fmov @Rm,{F,D,X}Rn - FPSCR: Nothing */ |
| 682 | - if (ctx->fpscr & FPSCR_PR) { | |
| 683 | - gen_op_movl_rN_T0(REG(B7_4)); | |
| 684 | - gen_op_ldfq_T0_DT0(ctx); | |
| 685 | - gen_op_fmov_DT0_drN(XREG(B11_8)); | |
| 686 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 675 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 687 | 676 | if (ctx->opcode & 0x0100) |
| 688 | 677 | break; /* illegal instruction */ |
| 689 | 678 | gen_op_movl_rN_T0(REG(B7_4)); |
| ... | ... | @@ -696,12 +685,7 @@ void decode_opc(DisasContext * ctx) |
| 696 | 685 | } |
| 697 | 686 | return; |
| 698 | 687 | case 0xf009: /* fmov @Rm+,{F,D,X}Rn - FPSCR: Nothing */ |
| 699 | - if (ctx->fpscr & FPSCR_PR) { | |
| 700 | - gen_op_movl_rN_T0(REG(B7_4)); | |
| 701 | - gen_op_ldfq_T0_DT0(ctx); | |
| 702 | - gen_op_fmov_DT0_drN(XREG(B11_8)); | |
| 703 | - gen_op_inc8_rN(REG(B7_4)); | |
| 704 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 688 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 705 | 689 | if (ctx->opcode & 0x0100) |
| 706 | 690 | break; /* illegal instruction */ |
| 707 | 691 | gen_op_movl_rN_T0(REG(B7_4)); |
| ... | ... | @@ -716,12 +700,7 @@ void decode_opc(DisasContext * ctx) |
| 716 | 700 | } |
| 717 | 701 | return; |
| 718 | 702 | case 0xf00b: /* fmov {F,D,X}Rm,@-Rn - FPSCR: Nothing */ |
| 719 | - if (ctx->fpscr & FPSCR_PR) { | |
| 720 | - gen_op_dec8_rN(REG(B11_8)); | |
| 721 | - gen_op_fmov_drN_DT0(XREG(B7_4)); | |
| 722 | - gen_op_movl_rN_T1(REG(B11_8)); | |
| 723 | - gen_op_stfq_DT0_T1(ctx); | |
| 724 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 703 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 725 | 704 | if (ctx->opcode & 0x0100) |
| 726 | 705 | break; /* illegal instruction */ |
| 727 | 706 | gen_op_dec8_rN(REG(B11_8)); |
| ... | ... | @@ -736,12 +715,7 @@ void decode_opc(DisasContext * ctx) |
| 736 | 715 | } |
| 737 | 716 | return; |
| 738 | 717 | case 0xf006: /* fmov @(R0,Rm),{F,D,X}Rm - FPSCR: Nothing */ |
| 739 | - if (ctx->fpscr & FPSCR_PR) { | |
| 740 | - gen_op_movl_rN_T0(REG(B7_4)); | |
| 741 | - gen_op_add_rN_T0(REG(0)); | |
| 742 | - gen_op_ldfq_T0_DT0(ctx); | |
| 743 | - gen_op_fmov_DT0_drN(XREG(B11_8)); | |
| 744 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 718 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 745 | 719 | if (ctx->opcode & 0x0100) |
| 746 | 720 | break; /* illegal instruction */ |
| 747 | 721 | gen_op_movl_rN_T0(REG(B7_4)); |
| ... | ... | @@ -756,12 +730,7 @@ void decode_opc(DisasContext * ctx) |
| 756 | 730 | } |
| 757 | 731 | return; |
| 758 | 732 | case 0xf007: /* fmov {F,D,X}Rn,@(R0,Rn) - FPSCR: Nothing */ |
| 759 | - if (ctx->fpscr & FPSCR_PR) { | |
| 760 | - gen_op_fmov_drN_DT0(XREG(B7_4)); | |
| 761 | - gen_op_movl_rN_T1(REG(B11_8)); | |
| 762 | - gen_op_add_rN_T1(REG(0)); | |
| 763 | - gen_op_stfq_DT0_T1(ctx); | |
| 764 | - } else if (ctx->fpscr & FPSCR_SZ) { | |
| 733 | + if (ctx->fpscr & FPSCR_SZ) { | |
| 765 | 734 | if (ctx->opcode & 0x0010) |
| 766 | 735 | break; /* illegal instruction */ |
| 767 | 736 | gen_op_fmov_drN_DT0(DREG(B7_4)); | ... | ... |