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Added load elf and dummy instructions

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This commit is contained in:
Olof Astrand
2020-05-16 12:03:09 +02:00
parent b6866f44ef
commit 705d7ea5ab
4 changed files with 461 additions and 15 deletions
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39
data/languages/xtensaInstructions.sinc
View File

@@ -314,6 +314,45 @@ macro extract_bit(val, bit, result) {
call [dst];
}
# ENTRY - Subroutine Entry, pg. 340.
:entry as, u15_12.23_sb3 is u15_12.23_sb3 & as & u2_6.7 = 0b00 & u2_4.5 = 0b11 & op0 = 0b0110 {
#as=as-u15_12.23_sb3;
}
# if (u15_12.23_sb3 ==4)
# goto <shift4>;
# if (u15_12.23_sb3 ==8)
# goto <shift8>;
# if (u15_12.23_sb3 ==12)
# goto <shift12>;
# <shift4>
# a2=a6;
# a3=a7;
# a4=a8;
# a5=a9;
# a6=a10;
# a7=a11;
# a8=a12;
# a9=a13;
# a10=a14;
# a11=a15;
# goto <end>;
# <shift8>
# a2=a10;
# a3=a11;
# a4=a12;
# a5=a13;
# a6=a14;
# a7=a15;
# goto <end>;
# <shift12>
# a2=a14;
# a3=a15;
# <end>
# CEIL.S - Ceiling Single to Fixed, pg. 311.
:ceil.s ar, fs, u4_4.7 is op2 = 0b1011 & op1 = 0b1010 & ar & fs & u4_4.7 & op0 = 0 {
local scale:4 = int2float(1:1 << u4_4.7:1);

87
data/languages/xtensaTodo.sinc
View File

@@ -1,25 +1,79 @@
## Windowed Register Option ##
# CALL4 - Call PC-relative, Rotate Window by 4, pg. 298.
:call4 srel_6.23_sb2 is srel_6.23_sb2 & u2_4.5 = 0b01 & op0 = 0b0101 unimpl
:call4 srel_6.23_sb2 is srel_6.23_sb2 & u2_4.5 = 0b01 & op0 = 0b0101 {
local dst = srel_6.23_sb2;
a2=a6;
a3=a7;
a4=a8;
a5=a9;
a0 = inst_start + 3;
call [dst];
}
# CALL8 - Call PC-relative, Rotate Window by 8, pg. 300.
:call8 srel_6.23_sb2 is srel_6.23_sb2 & u2_4.5 = 0b10 & op0 = 0b0101 unimpl
:call8 srel_6.23_sb2 is srel_6.23_sb2 & u2_4.5 = 0b10 & op0 = 0b0101 {
local dst = srel_6.23_sb2;
a2=a10;
a3=a11;
a4=a12;
a5=a13;
a6=a14;
a7=a15;
a0 = inst_start + 3;
call [dst];
}
# CALL12 - Call PC-relative, Rotate Window by 12, pg. 302.
:call12 srel_6.23_sb2 is srel_6.23_sb2 & u2_4.5 = 0b11 & op0 = 0b0101 unimpl
# CALLX4 - Call Register, Rotate Window by 4, pg. 305.
:callx4 as is op2 = 0 & op1 = 0 & ar = 0 & as & u2_6.7 = 0b11 & u2_4.5 = 0b01 & op0 = 0 unimpl
# CALLX8 - Call Register, Rotate Window by 8, pg. 307.
:callx8 as is op2 = 0 & op1 = 0 & ar = 0 & as & u2_6.7 = 0b11 & u2_4.5 = 0b10 & op0 = 0 unimpl
# CALLX12 - Call Register, Rotate Window by 12, pg. 308.
:callx12 as is op2 = 0 & op1 = 0 & ar = 0 & as & u2_6.7 = 0b11 & u2_4.5 = 0b11 & op0 = 0 unimpl
:call12 srel_6.23_sb2 is srel_6.23_sb2 & u2_4.5 = 0b11 & op0 = 0b0101 {
local dst = srel_6.23_sb2;
a2=a14;
a3=a15;
a0 = inst_start + 3;
call [dst];
}
# ENTRY - Subroutine Entry, pg. 340.
:entry as, u15_12.23_sb3 is u15_12.23_sb3 & as & u2_6.7 = 0b00 & u2_4.5 = 0b11 & op0 = 0b0110 unimpl
#:entry as, u15_12.23_sb3 is u15_12.23_sb3 & as & u2_6.7 = 0b00 & u2_4.5 = 0b11 & op0 = 0b0110 {
# as normally a1
# #a1=a1-u15_12.23_sb3;
#}
# CALLX4 - Call Register, Rotate Window by 4, pg. 305.
:callx4 as is op2 = 0 & op1 = 0 & ar = 0 & as & u2_6.7 = 0b11 & u2_4.5 = 0b01 & op0 = 0 {
local dst = as;
a2=a6;
a3=a7;
a4=a8;
a5=a9;
a6=a10;
a7=a11;
a8=a12;
a9=a13;
a10=a14;
a11=a15;
a0 = inst_start + 3;
call [dst];
}
# CALLX8 - Call Register, Rotate Window by 8, pg. 307.
:callx8 as is op2 = 0 & op1 = 0 & ar = 0 & as & u2_6.7 = 0b11 & u2_4.5 = 0b10 & op0 = 0 {
local dst = as;
a0 = inst_start + 3;
call [dst];
}
# CALLX12 - Call Register, Rotate Window by 12, pg. 308.
:callx12 as is op2 = 0 & op1 = 0 & ar = 0 & as & u2_6.7 = 0b11 & u2_4.5 = 0b11 & op0 = 0 {
local dst = as;
a2=a14;
a3=a15;
a0 = inst_start + 3;
call [dst];
}
# L32E - Load 32-bit for Window Exceptions, pg. 376.
:l32e at, as, s5_12.15_oex is op2 = 0 & op1 = 0b1001 & s5_12.15_oex & as & at & op0 = 0 unimpl
@@ -28,10 +82,13 @@
:movsp at, as is op2 = 0 & op1 = 0 & ar = 0b0001 & as & at & op0 = 0 unimpl
# RETW - Windowed Return, pg. 480.
:retw is op2 = 0 & ar = 0 & as = 0 & at = 0 & u2_18.19 = 0b10 & u2_16.17 = 0b01 & op0 = 0 unimpl
:retw is op2 = 0 & ar = 0 & as = 0 & at = 0 & u2_18.19 = 0b10 & u2_16.17 = 0b01 & op0 = 0 {
}
# RETW.N - Narrow Windowed Return, pg. 482.
:retw.n is n_ar = 0b1111 & n_as = 0 & n_at = 0b0001 & n_op0 = 0b1101 unimpl
:retw.n is n_ar = 0b1111 & n_as = 0 & n_at = 0b0001 & n_op0 = 0b1101 {
}
# ROTW - Rotate Window, pg. 496.
:rotw s4_4.7 is op2 = 0b0100 & op1 = 0 & ar = 0b1000 & as = 0 & s4_4.7 & op0 = 0 unimpl