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| author | ths <ths@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-06-22 11:47:05 +0000 |
|---|---|---|
| committer | ths <ths@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-06-22 11:47:05 +0000 |
| commit | 022a22c7e1c8bc5521c521ab9cbecfa893b610c4 (patch) | |
| tree | db58c8f90909e8f9c6377ac1d567e8a5f5c35d4d | |
| parent | e67888a7da3d2fcea87dadf723ba18f8e577734a (diff) | |
| download | qemu-022a22c7e1c8bc5521c521ab9cbecfa893b610c4.zip qemu-022a22c7e1c8bc5521c521ab9cbecfa893b610c4.tar.gz qemu-022a22c7e1c8bc5521c521ab9cbecfa893b610c4.tar.bz2 | |
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
| -rw-r--r-- | target-sh4/translate.c | 45 |
1 files changed, 7 insertions, 38 deletions
diff --git a/target-sh4/translate.c b/target-sh4/translate.c index b90d9b5..b7be352 100644 --- a/target-sh4/translate.c +++ b/target-sh4/translate.c @@ -648,10 +648,7 @@ void decode_opc(DisasContext * ctx) gen_op_xor_T0_rN(REG(B11_8)); return; case 0xf00c: /* fmov {F,D,X}Rm,{F,D,X}Rn - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_fmov_drN_DT0(XREG(B7_4)); - gen_op_fmov_DT0_drN(XREG(B11_8)); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0110) break; /* illegal instruction */ gen_op_fmov_drN_DT0(DREG(B7_4)); @@ -662,11 +659,7 @@ void decode_opc(DisasContext * ctx) } return; case 0xf00a: /* fmov {F,D,X}Rm,@Rn - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_fmov_drN_DT0(XREG(B7_4)); - gen_op_movl_rN_T1(REG(B11_8)); - gen_op_stfq_DT0_T1(ctx); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0010) break; /* illegal instruction */ gen_op_fmov_drN_DT0(DREG(B7_4)); @@ -679,11 +672,7 @@ void decode_opc(DisasContext * ctx) } return; case 0xf008: /* fmov @Rm,{F,D,X}Rn - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_movl_rN_T0(REG(B7_4)); - gen_op_ldfq_T0_DT0(ctx); - gen_op_fmov_DT0_drN(XREG(B11_8)); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0100) break; /* illegal instruction */ gen_op_movl_rN_T0(REG(B7_4)); @@ -696,12 +685,7 @@ void decode_opc(DisasContext * ctx) } return; case 0xf009: /* fmov @Rm+,{F,D,X}Rn - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_movl_rN_T0(REG(B7_4)); - gen_op_ldfq_T0_DT0(ctx); - gen_op_fmov_DT0_drN(XREG(B11_8)); - gen_op_inc8_rN(REG(B7_4)); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0100) break; /* illegal instruction */ gen_op_movl_rN_T0(REG(B7_4)); @@ -716,12 +700,7 @@ void decode_opc(DisasContext * ctx) } return; case 0xf00b: /* fmov {F,D,X}Rm,@-Rn - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_dec8_rN(REG(B11_8)); - gen_op_fmov_drN_DT0(XREG(B7_4)); - gen_op_movl_rN_T1(REG(B11_8)); - gen_op_stfq_DT0_T1(ctx); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0100) break; /* illegal instruction */ gen_op_dec8_rN(REG(B11_8)); @@ -736,12 +715,7 @@ void decode_opc(DisasContext * ctx) } return; case 0xf006: /* fmov @(R0,Rm),{F,D,X}Rm - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_movl_rN_T0(REG(B7_4)); - gen_op_add_rN_T0(REG(0)); - gen_op_ldfq_T0_DT0(ctx); - gen_op_fmov_DT0_drN(XREG(B11_8)); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0100) break; /* illegal instruction */ gen_op_movl_rN_T0(REG(B7_4)); @@ -756,12 +730,7 @@ void decode_opc(DisasContext * ctx) } return; case 0xf007: /* fmov {F,D,X}Rn,@(R0,Rn) - FPSCR: Nothing */ - if (ctx->fpscr & FPSCR_PR) { - gen_op_fmov_drN_DT0(XREG(B7_4)); - gen_op_movl_rN_T1(REG(B11_8)); - gen_op_add_rN_T1(REG(0)); - gen_op_stfq_DT0_T1(ctx); - } else if (ctx->fpscr & FPSCR_SZ) { + if (ctx->fpscr & FPSCR_SZ) { if (ctx->opcode & 0x0010) break; /* illegal instruction */ gen_op_fmov_drN_DT0(DREG(B7_4)); |