Renesas SH7781 - Manual (Page 94)

3. Instruction Set
Rev.1.00 Jan. 10, 2008 Page 64 of 1658
REJ09B0261-0100
Table 3.12 Floating-Point Control Instructions
Instruction Operation Instruction Code Privileged T Bit New
LDS Rm,FPSCR Rm
→ FPSCR
0100mmmm01101010 — — —
LDS Rm,FPUL Rm
→ FPUL
0100mmmm01011010 — — —
LDS.L @Rm+,FPSCR (Rm)
→ FPSCR, Rm+4 → Rm 0100mmmm01100110 — —
—
LDS.L @Rm+,FPUL (Rm) → FPUL, Rm+4 → Rm
0100mmmm01010110 — — —
STS FPSCR,Rn FPSCR → Rn
0000nnnn01101010 — — —
STS FPUL,Rn FPUL → Rn
0000nnnn01011010 — — —
STS.L FPSCR,@-Rn Rn – 4
→ Rn, FPSCR → (Rn) 0100nnnn01100010 — —
—
STS.L FPUL,@-Rn Rn – 4
→ Rn, FPUL → (Rn)
0100nnnn01010010 — — —
Table 3.13 Floating-Point Graphics Acceleration Instructions
Instruction Operation Instruction Code Privileged T Bit New
FMOV DRm,XDn DRm → XDn
1111nnn1mmm01100 — — —
FMOV XDm,DRn XDm → DRn
1111nnn0mmm11100 — — —
FMOV XDm,XDn XDm
→ XDn
1111nnn1mmm11100 — — —
FMOV @Rm,XDn (Rm)
→ XDn
1111nnn1mmmm1000 — — —
FMOV @Rm+,XDn (Rm)
→ XDn, Rm + 8 → Rm
1111nnn1mmmm1001 — — —
FMOV @(R0,Rm),XDn (R0 + Rm)
→ XDn
1111nnn1mmmm0110 — — —
FMOV XDm,@Rn XDm → (Rn)
1111nnnnmmm11010 — — —
FMOV XDm,@-Rn Rn – 8 → Rn, XDm → (Rn)
1111nnnnmmm11011 — — —
FMOV XDm,@(R0,Rn) XDm → (R0 + Rn)
1111nnnnmmm10111 — — —
FIPR FVm,FVn inner_product (FVm, FVn)
→
FR[n+3]
1111nnmm11101101 — — —
FTRV XMTRX,FVn transform_vector (XMTRX,
FVn) → FVn
1111nn0111111101 — — —
FRCHG ~FPSCR.FR
→ FPSCR.FR
1111101111111101 — — —
FSCHG ~FPSCR.SZ → FPSCR.SZ
1111001111111101 — — —
FPCHG ~FPSCR.PR → FPSCR.PR
1111011111111101
⎯ ⎯ New
FSRRA FRn 1/sqrt(FRn)
→ FRn
1111nnnn01111101
⎯ ⎯ New
FSCA FPUL,DRn sin(FPUL)
→ FRn*
cos(FPUL)
→ FR[n + 1]
1111nnn011111101
⎯ ⎯ New
Note: * sqrt(FRn) is the square root of FRn.