diff --git a/pipelined/srt/Makefile b/pipelined/srt/Makefile index 63146339c..49b21be7a 100644 --- a/pipelined/srt/Makefile +++ b/pipelined/srt/Makefile @@ -1,4 +1,4 @@ -all: exptestgen testgen qslc_r4a2 qslc_r4a2b +all: exptestgen testgen qslc_r4a2 qslc_r4a2b qslc_sqrt_r4a2 sqrttestgen: sqrttestgen.c gcc sqrttestgen.c -o sqrttestgen -lm @@ -19,5 +19,9 @@ qslc_r4a2b: qslc_r4a2b.c gcc qslc_r4a2b.c -o qslc_r4a2b -lm ./qslc_r4a2b > qslc_r4a2b.tv +qslc_sqrt_r4a2: qslc_sqrt_r4a2.c + gcc qslc_sqrt_r4a2.c -o qslc_sqrt_r4a2 -lm + ./qslc_sqrt_r4a2 > qslc_sqrt_r4a2.sv + clean: - rm -f testgen exptestgen qslc_r4a2 + rm -f testgen exptestgen qslc_r4a2 qslc_r4a2b qslc_sqrt_r4a2 diff --git a/pipelined/srt/qslc_sqrt_r4a2 b/pipelined/srt/qslc_sqrt_r4a2 new file mode 100755 index 000000000..047de1ba3 Binary files /dev/null and b/pipelined/srt/qslc_sqrt_r4a2 differ diff --git a/pipelined/srt/qslc_sqrt_r4a2.c b/pipelined/srt/qslc_sqrt_r4a2.c new file mode 100644 index 000000000..f22f8f3c4 --- /dev/null +++ b/pipelined/srt/qslc_sqrt_r4a2.c @@ -0,0 +1,198 @@ +/* + Program: qslc_r4a2.c + Description: Prints out Quotient Selection Table (assumes CPA is utilized to reduce memory) + User: James E. Stine + +*/ + +#include +#include + +#define DIVISOR_SIZE 3 +#define CARRY_SIZE 7 +#define SUM_SIZE 7 +#define TOT_SIZE 7 + +void disp_binary(double, int, int); + +struct bits { + unsigned int divisor : DIVISOR_SIZE; + int tot : TOT_SIZE; +} pla; + +/* + + Function: disp_binary + Description: This function displays a Double-Precision number into + four 16 bit integers using the global union variable + dp_number + Argument List: double x The value to be converted + int bits_to_left Number of bits left of radix point + int bits_to_right Number of bits right of radix point + Return value: none + +*/ +void disp_binary(double x, int bits_to_left, int bits_to_right) { + int i; + double diff; + + if (fabs(x) < pow(2.0, ((double) -bits_to_right)) ) { + for (i = -bits_to_left + 1; i <= bits_to_right; i++) { + printf("0"); + } + if (i == bits_to_right+1) + ; + + return; + } + + if (x < 0.0) + x = pow(2.0, ((double) bits_to_left)) + x; + + for (i = -bits_to_left + 1; i <= bits_to_right; i++) { + diff = pow(2.0, ((double) -i) ); + if (x < diff) + printf("0"); + else { + printf("1"); + x -= diff; + } + if (i == 0) + ; + + } + +} + +int main() { + int m; + int n; + int o; + pla.divisor = 0; + pla.tot = 0; + printf("\tcase({D[5:3],Wmsbs})\n"); + for (o=0; o < pow(2.0, DIVISOR_SIZE); o++) { + for (m=0; m < pow(2.0, TOT_SIZE); m++) { + printf("\t\t10'b"); + disp_binary((double) pla.divisor, DIVISOR_SIZE, 0); + printf("_"); + disp_binary((double) pla.tot, TOT_SIZE, 0); + printf(": q = 4'b"); + + /* + 4 bits for Radix 4 (a=2) + 1000 = +2 + 0100 = +1 + 0000 = 0 + 0010 = -1 + 0001 = -2 + */ + switch (pla.divisor) { + case 0: + if ((pla.tot) >= 24) + printf("1000"); + else if ((pla.tot) >= 8) + printf("0100"); + else if ((pla.tot) >= -8) + printf("0000"); + else if ((pla.tot) >= -26) + printf("0010"); + else + printf("0001"); + break; + case 1: + if ((pla.tot) >= 28) + printf("1000"); + else if ((pla.tot) >= 8) + printf("0100"); + else if ((pla.tot) >= -10) + printf("0000"); + else if ((pla.tot) >= -28) + printf("0010"); + else + printf("0001"); + break; + case 2: + if ((pla.tot) >= 32) + printf("1000"); + else if ((pla.tot) >= 8) + printf("0100"); + else if ((pla.tot) >= -12) + printf("0000"); + else if ((pla.tot) >= -32) + printf("0010"); + else + printf("0001"); + break; + case 3: + if ((pla.tot) >= 32) + printf("1000"); + else if ((pla.tot) >= 8) + printf("0100"); + else if ((pla.tot) >= -12) + printf("0000"); + else if ((pla.tot) >= -34) + printf("0010"); + else + printf("0001"); + break; + case 4: + if ((pla.tot) >= 36) + printf("1000"); + else if ((pla.tot) >= 12) + printf("0100"); + else if ((pla.tot) >= -12) + printf("0000"); + else if ((pla.tot) >= -36) + printf("0010"); + else + printf("0001"); + break; + case 5: + if ((pla.tot) >= 40) + printf("1000"); + else if ((pla.tot) >= 12) + printf("0100"); + else if ((pla.tot) >= -16) + printf("0000"); + else if ((pla.tot) >= -40) + printf("0010"); + else + printf("0001"); + break; + case 6: + if ((pla.tot) >= 40) + printf("1000"); + else if ((pla.tot) >= 16) + printf("0100"); + else if ((pla.tot) >= -16) + printf("0000"); + else if ((pla.tot) >= -44) + printf("0010"); + else + printf("0001"); + break; + case 7: + if ((pla.tot) >= 44) + printf("1000"); + else if ((pla.tot) >= 16) + printf("0100"); + else if ((pla.tot) >= -16) + printf("0000"); + else if ((pla.tot) >= -46) + printf("0010"); + else + printf("0001"); + break; + default: printf ("XXX"); + + } + + printf(";\n"); + (pla.tot)++; + } + (pla.divisor)++; + } + printf("\tendcase\n"); + +} diff --git a/pipelined/srt/qslc_sqrt_r4a2.sv b/pipelined/srt/qslc_sqrt_r4a2.sv new file mode 100644 index 000000000..be4e3e392 --- /dev/null +++ b/pipelined/srt/qslc_sqrt_r4a2.sv @@ -0,0 +1,1026 @@ + case({D[5:3],Wmsbs}) + 10'b000_0000000: q = 4'b0000; + 10'b000_0000001: q = 4'b0000; + 10'b000_0000010: q = 4'b0000; + 10'b000_0000011: q = 4'b0000; + 10'b000_0000100: q = 4'b0000; + 10'b000_0000101: q = 4'b0000; + 10'b000_0000110: q = 4'b0000; + 10'b000_0000111: q = 4'b0000; + 10'b000_0001000: q = 4'b0100; + 10'b000_0001001: q = 4'b0100; + 10'b000_0001010: q = 4'b0100; + 10'b000_0001011: q = 4'b0100; + 10'b000_0001100: q = 4'b0100; + 10'b000_0001101: q = 4'b0100; + 10'b000_0001110: q = 4'b0100; + 10'b000_0001111: q = 4'b0100; + 10'b000_0010000: q = 4'b0100; + 10'b000_0010001: q = 4'b0100; + 10'b000_0010010: q = 4'b0100; + 10'b000_0010011: q = 4'b0100; + 10'b000_0010100: q = 4'b0100; + 10'b000_0010101: q = 4'b0100; + 10'b000_0010110: q = 4'b0100; + 10'b000_0010111: q = 4'b0100; + 10'b000_0011000: q = 4'b1000; + 10'b000_0011001: q = 4'b1000; + 10'b000_0011010: q = 4'b1000; + 10'b000_0011011: q = 4'b1000; + 10'b000_0011100: q = 4'b1000; + 10'b000_0011101: q = 4'b1000; + 10'b000_0011110: q = 4'b1000; + 10'b000_0011111: q = 4'b1000; + 10'b000_0100000: q = 4'b1000; + 10'b000_0100001: q = 4'b1000; + 10'b000_0100010: q = 4'b1000; + 10'b000_0100011: q = 4'b1000; + 10'b000_0100100: q = 4'b1000; + 10'b000_0100101: q = 4'b1000; + 10'b000_0100110: q = 4'b1000; + 10'b000_0100111: q = 4'b1000; + 10'b000_0101000: q = 4'b1000; + 10'b000_0101001: q = 4'b1000; + 10'b000_0101010: q = 4'b1000; + 10'b000_0101011: q = 4'b1000; + 10'b000_0101100: q = 4'b1000; + 10'b000_0101101: q = 4'b1000; + 10'b000_0101110: q = 4'b1000; + 10'b000_0101111: q = 4'b1000; + 10'b000_0110000: q = 4'b1000; + 10'b000_0110001: q = 4'b1000; + 10'b000_0110010: q = 4'b1000; + 10'b000_0110011: q = 4'b1000; + 10'b000_0110100: q = 4'b1000; + 10'b000_0110101: q = 4'b1000; + 10'b000_0110110: q = 4'b1000; + 10'b000_0110111: q = 4'b1000; + 10'b000_0111000: q = 4'b1000; + 10'b000_0111001: q = 4'b1000; + 10'b000_0111010: q = 4'b1000; + 10'b000_0111011: q = 4'b1000; + 10'b000_0111100: q = 4'b1000; + 10'b000_0111101: q = 4'b1000; + 10'b000_0111110: q = 4'b1000; + 10'b000_0111111: q = 4'b1000; + 10'b000_1000000: q = 4'b0001; + 10'b000_1000001: q = 4'b0001; + 10'b000_1000010: q = 4'b0001; + 10'b000_1000011: q = 4'b0001; + 10'b000_1000100: q = 4'b0001; + 10'b000_1000101: q = 4'b0001; + 10'b000_1000110: q = 4'b0001; + 10'b000_1000111: q = 4'b0001; + 10'b000_1001000: q = 4'b0001; + 10'b000_1001001: q = 4'b0001; + 10'b000_1001010: q = 4'b0001; + 10'b000_1001011: q = 4'b0001; + 10'b000_1001100: q = 4'b0001; + 10'b000_1001101: q = 4'b0001; + 10'b000_1001110: q = 4'b0001; + 10'b000_1001111: q = 4'b0001; + 10'b000_1010000: q = 4'b0001; + 10'b000_1010001: q = 4'b0001; + 10'b000_1010010: q = 4'b0001; + 10'b000_1010011: q = 4'b0001; + 10'b000_1010100: q = 4'b0001; + 10'b000_1010101: q = 4'b0001; + 10'b000_1010110: q = 4'b0001; + 10'b000_1010111: q = 4'b0001; + 10'b000_1011000: q = 4'b0001; + 10'b000_1011001: q = 4'b0001; + 10'b000_1011010: q = 4'b0001; + 10'b000_1011011: q = 4'b0001; + 10'b000_1011100: q = 4'b0001; + 10'b000_1011101: q = 4'b0001; + 10'b000_1011110: q = 4'b0001; + 10'b000_1011111: q = 4'b0001; + 10'b000_1100000: q = 4'b0001; + 10'b000_1100001: q = 4'b0001; + 10'b000_1100010: q = 4'b0001; + 10'b000_1100011: q = 4'b0001; + 10'b000_1100100: q = 4'b0001; + 10'b000_1100101: q = 4'b0001; + 10'b000_1100110: q = 4'b0010; + 10'b000_1100111: q = 4'b0010; + 10'b000_1101000: q = 4'b0010; + 10'b000_1101001: q = 4'b0010; + 10'b000_1101010: q = 4'b0010; + 10'b000_1101011: q = 4'b0010; + 10'b000_1101100: q = 4'b0010; + 10'b000_1101101: q = 4'b0010; + 10'b000_1101110: q = 4'b0010; + 10'b000_1101111: q = 4'b0010; + 10'b000_1110000: q = 4'b0010; + 10'b000_1110001: q = 4'b0010; + 10'b000_1110010: q = 4'b0010; + 10'b000_1110011: q = 4'b0010; + 10'b000_1110100: q = 4'b0010; + 10'b000_1110101: q = 4'b0010; + 10'b000_1110110: q = 4'b0010; + 10'b000_1110111: q = 4'b0010; + 10'b000_1111000: q = 4'b0000; + 10'b000_1111001: q = 4'b0000; + 10'b000_1111010: q = 4'b0000; + 10'b000_1111011: q = 4'b0000; + 10'b000_1111100: q = 4'b0000; + 10'b000_1111101: q = 4'b0000; + 10'b000_1111110: q = 4'b0000; + 10'b000_1111111: q = 4'b0000; + 10'b001_0000000: q = 4'b0000; + 10'b001_0000001: q = 4'b0000; + 10'b001_0000010: q = 4'b0000; + 10'b001_0000011: q = 4'b0000; + 10'b001_0000100: q = 4'b0000; + 10'b001_0000101: q = 4'b0000; + 10'b001_0000110: q = 4'b0000; + 10'b001_0000111: q = 4'b0000; + 10'b001_0001000: q = 4'b0100; + 10'b001_0001001: q = 4'b0100; + 10'b001_0001010: q = 4'b0100; + 10'b001_0001011: q = 4'b0100; + 10'b001_0001100: q = 4'b0100; + 10'b001_0001101: q = 4'b0100; + 10'b001_0001110: q = 4'b0100; + 10'b001_0001111: q = 4'b0100; + 10'b001_0010000: q = 4'b0100; + 10'b001_0010001: q = 4'b0100; + 10'b001_0010010: q = 4'b0100; + 10'b001_0010011: q = 4'b0100; + 10'b001_0010100: q = 4'b0100; + 10'b001_0010101: q = 4'b0100; + 10'b001_0010110: q = 4'b0100; + 10'b001_0010111: q = 4'b0100; + 10'b001_0011000: q = 4'b0100; + 10'b001_0011001: q = 4'b0100; + 10'b001_0011010: q = 4'b0100; + 10'b001_0011011: q = 4'b0100; + 10'b001_0011100: q = 4'b1000; + 10'b001_0011101: q = 4'b1000; + 10'b001_0011110: q = 4'b1000; + 10'b001_0011111: q = 4'b1000; + 10'b001_0100000: q = 4'b1000; + 10'b001_0100001: q = 4'b1000; + 10'b001_0100010: q = 4'b1000; + 10'b001_0100011: q = 4'b1000; + 10'b001_0100100: q = 4'b1000; + 10'b001_0100101: q = 4'b1000; + 10'b001_0100110: q = 4'b1000; + 10'b001_0100111: q = 4'b1000; + 10'b001_0101000: q = 4'b1000; + 10'b001_0101001: q = 4'b1000; + 10'b001_0101010: q = 4'b1000; + 10'b001_0101011: q = 4'b1000; + 10'b001_0101100: q = 4'b1000; + 10'b001_0101101: q = 4'b1000; + 10'b001_0101110: q = 4'b1000; + 10'b001_0101111: q = 4'b1000; + 10'b001_0110000: q = 4'b1000; + 10'b001_0110001: q = 4'b1000; + 10'b001_0110010: q = 4'b1000; + 10'b001_0110011: q = 4'b1000; + 10'b001_0110100: q = 4'b1000; + 10'b001_0110101: q = 4'b1000; + 10'b001_0110110: q = 4'b1000; + 10'b001_0110111: q = 4'b1000; + 10'b001_0111000: q = 4'b1000; + 10'b001_0111001: q = 4'b1000; + 10'b001_0111010: q = 4'b1000; + 10'b001_0111011: q = 4'b1000; + 10'b001_0111100: q = 4'b1000; + 10'b001_0111101: q = 4'b1000; + 10'b001_0111110: q = 4'b1000; + 10'b001_0111111: q = 4'b1000; + 10'b001_1000000: q = 4'b0001; + 10'b001_1000001: q = 4'b0001; + 10'b001_1000010: q = 4'b0001; + 10'b001_1000011: q = 4'b0001; + 10'b001_1000100: q = 4'b0001; + 10'b001_1000101: q = 4'b0001; + 10'b001_1000110: q = 4'b0001; + 10'b001_1000111: q = 4'b0001; + 10'b001_1001000: q = 4'b0001; + 10'b001_1001001: q = 4'b0001; + 10'b001_1001010: q = 4'b0001; + 10'b001_1001011: q = 4'b0001; + 10'b001_1001100: q = 4'b0001; + 10'b001_1001101: q = 4'b0001; + 10'b001_1001110: q = 4'b0001; + 10'b001_1001111: q = 4'b0001; + 10'b001_1010000: q = 4'b0001; + 10'b001_1010001: q = 4'b0001; + 10'b001_1010010: q = 4'b0001; + 10'b001_1010011: q = 4'b0001; + 10'b001_1010100: q = 4'b0001; + 10'b001_1010101: q = 4'b0001; + 10'b001_1010110: q = 4'b0001; + 10'b001_1010111: q = 4'b0001; + 10'b001_1011000: q = 4'b0001; + 10'b001_1011001: q = 4'b0001; + 10'b001_1011010: q = 4'b0001; + 10'b001_1011011: q = 4'b0001; + 10'b001_1011100: q = 4'b0001; + 10'b001_1011101: q = 4'b0001; + 10'b001_1011110: q = 4'b0001; + 10'b001_1011111: q = 4'b0001; + 10'b001_1100000: q = 4'b0001; + 10'b001_1100001: q = 4'b0001; + 10'b001_1100010: q = 4'b0001; + 10'b001_1100011: q = 4'b0001; + 10'b001_1100100: q = 4'b0010; + 10'b001_1100101: q = 4'b0010; + 10'b001_1100110: q = 4'b0010; + 10'b001_1100111: q = 4'b0010; + 10'b001_1101000: q = 4'b0010; + 10'b001_1101001: q = 4'b0010; + 10'b001_1101010: q = 4'b0010; + 10'b001_1101011: q = 4'b0010; + 10'b001_1101100: q = 4'b0010; + 10'b001_1101101: q = 4'b0010; + 10'b001_1101110: q = 4'b0010; + 10'b001_1101111: q = 4'b0010; + 10'b001_1110000: q = 4'b0010; + 10'b001_1110001: q = 4'b0010; + 10'b001_1110010: q = 4'b0010; + 10'b001_1110011: q = 4'b0010; + 10'b001_1110100: q = 4'b0010; + 10'b001_1110101: q = 4'b0010; + 10'b001_1110110: q = 4'b0000; + 10'b001_1110111: q = 4'b0000; + 10'b001_1111000: q = 4'b0000; + 10'b001_1111001: q = 4'b0000; + 10'b001_1111010: q = 4'b0000; + 10'b001_1111011: q = 4'b0000; + 10'b001_1111100: q = 4'b0000; + 10'b001_1111101: q = 4'b0000; + 10'b001_1111110: q = 4'b0000; + 10'b001_1111111: q = 4'b0000; + 10'b010_0000000: q = 4'b0000; + 10'b010_0000001: q = 4'b0000; + 10'b010_0000010: q = 4'b0000; + 10'b010_0000011: q = 4'b0000; + 10'b010_0000100: q = 4'b0000; + 10'b010_0000101: q = 4'b0000; + 10'b010_0000110: q = 4'b0000; + 10'b010_0000111: q = 4'b0000; + 10'b010_0001000: q = 4'b0100; + 10'b010_0001001: q = 4'b0100; + 10'b010_0001010: q = 4'b0100; + 10'b010_0001011: q = 4'b0100; + 10'b010_0001100: q = 4'b0100; + 10'b010_0001101: q = 4'b0100; + 10'b010_0001110: q = 4'b0100; + 10'b010_0001111: q = 4'b0100; + 10'b010_0010000: q = 4'b0100; + 10'b010_0010001: q = 4'b0100; + 10'b010_0010010: q = 4'b0100; + 10'b010_0010011: q = 4'b0100; + 10'b010_0010100: q = 4'b0100; + 10'b010_0010101: q = 4'b0100; + 10'b010_0010110: q = 4'b0100; + 10'b010_0010111: q = 4'b0100; + 10'b010_0011000: q = 4'b0100; + 10'b010_0011001: q = 4'b0100; + 10'b010_0011010: q = 4'b0100; + 10'b010_0011011: q = 4'b0100; + 10'b010_0011100: q = 4'b0100; + 10'b010_0011101: q = 4'b0100; + 10'b010_0011110: q = 4'b0100; + 10'b010_0011111: q = 4'b0100; + 10'b010_0100000: q = 4'b1000; + 10'b010_0100001: q = 4'b1000; + 10'b010_0100010: q = 4'b1000; + 10'b010_0100011: q = 4'b1000; + 10'b010_0100100: q = 4'b1000; + 10'b010_0100101: q = 4'b1000; + 10'b010_0100110: q = 4'b1000; + 10'b010_0100111: q = 4'b1000; + 10'b010_0101000: q = 4'b1000; + 10'b010_0101001: q = 4'b1000; + 10'b010_0101010: q = 4'b1000; + 10'b010_0101011: q = 4'b1000; + 10'b010_0101100: q = 4'b1000; + 10'b010_0101101: q = 4'b1000; + 10'b010_0101110: q = 4'b1000; + 10'b010_0101111: q = 4'b1000; + 10'b010_0110000: q = 4'b1000; + 10'b010_0110001: q = 4'b1000; + 10'b010_0110010: q = 4'b1000; + 10'b010_0110011: q = 4'b1000; + 10'b010_0110100: q = 4'b1000; + 10'b010_0110101: q = 4'b1000; + 10'b010_0110110: q = 4'b1000; + 10'b010_0110111: q = 4'b1000; + 10'b010_0111000: q = 4'b1000; + 10'b010_0111001: q = 4'b1000; + 10'b010_0111010: q = 4'b1000; + 10'b010_0111011: q = 4'b1000; + 10'b010_0111100: q = 4'b1000; + 10'b010_0111101: q = 4'b1000; + 10'b010_0111110: q = 4'b1000; + 10'b010_0111111: q = 4'b1000; + 10'b010_1000000: q = 4'b0001; + 10'b010_1000001: q = 4'b0001; + 10'b010_1000010: q = 4'b0001; + 10'b010_1000011: q = 4'b0001; + 10'b010_1000100: q = 4'b0001; + 10'b010_1000101: q = 4'b0001; + 10'b010_1000110: q = 4'b0001; + 10'b010_1000111: q = 4'b0001; + 10'b010_1001000: q = 4'b0001; + 10'b010_1001001: q = 4'b0001; + 10'b010_1001010: q = 4'b0001; + 10'b010_1001011: q = 4'b0001; + 10'b010_1001100: q = 4'b0001; + 10'b010_1001101: q = 4'b0001; + 10'b010_1001110: q = 4'b0001; + 10'b010_1001111: q = 4'b0001; + 10'b010_1010000: q = 4'b0001; + 10'b010_1010001: q = 4'b0001; + 10'b010_1010010: q = 4'b0001; + 10'b010_1010011: q = 4'b0001; + 10'b010_1010100: q = 4'b0001; + 10'b010_1010101: q = 4'b0001; + 10'b010_1010110: q = 4'b0001; + 10'b010_1010111: q = 4'b0001; + 10'b010_1011000: q = 4'b0001; + 10'b010_1011001: q = 4'b0001; + 10'b010_1011010: q = 4'b0001; + 10'b010_1011011: q = 4'b0001; + 10'b010_1011100: q = 4'b0001; + 10'b010_1011101: q = 4'b0001; + 10'b010_1011110: q = 4'b0001; + 10'b010_1011111: q = 4'b0001; + 10'b010_1100000: q = 4'b0010; + 10'b010_1100001: q = 4'b0010; + 10'b010_1100010: q = 4'b0010; + 10'b010_1100011: q = 4'b0010; + 10'b010_1100100: q = 4'b0010; + 10'b010_1100101: q = 4'b0010; + 10'b010_1100110: q = 4'b0010; + 10'b010_1100111: q = 4'b0010; + 10'b010_1101000: q = 4'b0010; + 10'b010_1101001: q = 4'b0010; + 10'b010_1101010: q = 4'b0010; + 10'b010_1101011: q = 4'b0010; + 10'b010_1101100: q = 4'b0010; + 10'b010_1101101: q = 4'b0010; + 10'b010_1101110: q = 4'b0010; + 10'b010_1101111: q = 4'b0010; + 10'b010_1110000: q = 4'b0010; + 10'b010_1110001: q = 4'b0010; + 10'b010_1110010: q = 4'b0010; + 10'b010_1110011: q = 4'b0010; + 10'b010_1110100: q = 4'b0000; + 10'b010_1110101: q = 4'b0000; + 10'b010_1110110: q = 4'b0000; + 10'b010_1110111: q = 4'b0000; + 10'b010_1111000: q = 4'b0000; + 10'b010_1111001: q = 4'b0000; + 10'b010_1111010: q = 4'b0000; + 10'b010_1111011: q = 4'b0000; + 10'b010_1111100: q = 4'b0000; + 10'b010_1111101: q = 4'b0000; + 10'b010_1111110: q = 4'b0000; + 10'b010_1111111: q = 4'b0000; + 10'b011_0000000: q = 4'b0000; + 10'b011_0000001: q = 4'b0000; + 10'b011_0000010: q = 4'b0000; + 10'b011_0000011: q = 4'b0000; + 10'b011_0000100: q = 4'b0000; + 10'b011_0000101: q = 4'b0000; + 10'b011_0000110: q = 4'b0000; + 10'b011_0000111: q = 4'b0000; + 10'b011_0001000: q = 4'b0100; + 10'b011_0001001: q = 4'b0100; + 10'b011_0001010: q = 4'b0100; + 10'b011_0001011: q = 4'b0100; + 10'b011_0001100: q = 4'b0100; + 10'b011_0001101: q = 4'b0100; + 10'b011_0001110: q = 4'b0100; + 10'b011_0001111: q = 4'b0100; + 10'b011_0010000: q = 4'b0100; + 10'b011_0010001: q = 4'b0100; + 10'b011_0010010: q = 4'b0100; + 10'b011_0010011: q = 4'b0100; + 10'b011_0010100: q = 4'b0100; + 10'b011_0010101: q = 4'b0100; + 10'b011_0010110: q = 4'b0100; + 10'b011_0010111: q = 4'b0100; + 10'b011_0011000: q = 4'b0100; + 10'b011_0011001: q = 4'b0100; + 10'b011_0011010: q = 4'b0100; + 10'b011_0011011: q = 4'b0100; + 10'b011_0011100: q = 4'b0100; + 10'b011_0011101: q = 4'b0100; + 10'b011_0011110: q = 4'b0100; + 10'b011_0011111: q = 4'b0100; + 10'b011_0100000: q = 4'b1000; + 10'b011_0100001: q = 4'b1000; + 10'b011_0100010: q = 4'b1000; + 10'b011_0100011: q = 4'b1000; + 10'b011_0100100: q = 4'b1000; + 10'b011_0100101: q = 4'b1000; + 10'b011_0100110: q = 4'b1000; + 10'b011_0100111: q = 4'b1000; + 10'b011_0101000: q = 4'b1000; + 10'b011_0101001: q = 4'b1000; + 10'b011_0101010: q = 4'b1000; + 10'b011_0101011: q = 4'b1000; + 10'b011_0101100: q = 4'b1000; + 10'b011_0101101: q = 4'b1000; + 10'b011_0101110: q = 4'b1000; + 10'b011_0101111: q = 4'b1000; + 10'b011_0110000: q = 4'b1000; + 10'b011_0110001: q = 4'b1000; + 10'b011_0110010: q = 4'b1000; + 10'b011_0110011: q = 4'b1000; + 10'b011_0110100: q = 4'b1000; + 10'b011_0110101: q = 4'b1000; + 10'b011_0110110: q = 4'b1000; + 10'b011_0110111: q = 4'b1000; + 10'b011_0111000: q = 4'b1000; + 10'b011_0111001: q = 4'b1000; + 10'b011_0111010: q = 4'b1000; + 10'b011_0111011: q = 4'b1000; + 10'b011_0111100: q = 4'b1000; + 10'b011_0111101: q = 4'b1000; + 10'b011_0111110: q = 4'b1000; + 10'b011_0111111: q = 4'b1000; + 10'b011_1000000: q = 4'b0001; + 10'b011_1000001: q = 4'b0001; + 10'b011_1000010: q = 4'b0001; + 10'b011_1000011: q = 4'b0001; + 10'b011_1000100: q = 4'b0001; + 10'b011_1000101: q = 4'b0001; + 10'b011_1000110: q = 4'b0001; + 10'b011_1000111: q = 4'b0001; + 10'b011_1001000: q = 4'b0001; + 10'b011_1001001: q = 4'b0001; + 10'b011_1001010: q = 4'b0001; + 10'b011_1001011: q = 4'b0001; + 10'b011_1001100: q = 4'b0001; + 10'b011_1001101: q = 4'b0001; + 10'b011_1001110: q = 4'b0001; + 10'b011_1001111: q = 4'b0001; + 10'b011_1010000: q = 4'b0001; + 10'b011_1010001: q = 4'b0001; + 10'b011_1010010: q = 4'b0001; + 10'b011_1010011: q = 4'b0001; + 10'b011_1010100: q = 4'b0001; + 10'b011_1010101: q = 4'b0001; + 10'b011_1010110: q = 4'b0001; + 10'b011_1010111: q = 4'b0001; + 10'b011_1011000: q = 4'b0001; + 10'b011_1011001: q = 4'b0001; + 10'b011_1011010: q = 4'b0001; + 10'b011_1011011: q = 4'b0001; + 10'b011_1011100: q = 4'b0001; + 10'b011_1011101: q = 4'b0001; + 10'b011_1011110: q = 4'b0010; + 10'b011_1011111: q = 4'b0010; + 10'b011_1100000: q = 4'b0010; + 10'b011_1100001: q = 4'b0010; + 10'b011_1100010: q = 4'b0010; + 10'b011_1100011: q = 4'b0010; + 10'b011_1100100: q = 4'b0010; + 10'b011_1100101: q = 4'b0010; + 10'b011_1100110: q = 4'b0010; + 10'b011_1100111: q = 4'b0010; + 10'b011_1101000: q = 4'b0010; + 10'b011_1101001: q = 4'b0010; + 10'b011_1101010: q = 4'b0010; + 10'b011_1101011: q = 4'b0010; + 10'b011_1101100: q = 4'b0010; + 10'b011_1101101: q = 4'b0010; + 10'b011_1101110: q = 4'b0010; + 10'b011_1101111: q = 4'b0010; + 10'b011_1110000: q = 4'b0010; + 10'b011_1110001: q = 4'b0010; + 10'b011_1110010: q = 4'b0010; + 10'b011_1110011: q = 4'b0010; + 10'b011_1110100: q = 4'b0000; + 10'b011_1110101: q = 4'b0000; + 10'b011_1110110: q = 4'b0000; + 10'b011_1110111: q = 4'b0000; + 10'b011_1111000: q = 4'b0000; + 10'b011_1111001: q = 4'b0000; + 10'b011_1111010: q = 4'b0000; + 10'b011_1111011: q = 4'b0000; + 10'b011_1111100: q = 4'b0000; + 10'b011_1111101: q = 4'b0000; + 10'b011_1111110: q = 4'b0000; + 10'b011_1111111: q = 4'b0000; + 10'b100_0000000: q = 4'b0000; + 10'b100_0000001: q = 4'b0000; + 10'b100_0000010: q = 4'b0000; + 10'b100_0000011: q = 4'b0000; + 10'b100_0000100: q = 4'b0000; + 10'b100_0000101: q = 4'b0000; + 10'b100_0000110: q = 4'b0000; + 10'b100_0000111: q = 4'b0000; + 10'b100_0001000: q = 4'b0000; + 10'b100_0001001: q = 4'b0000; + 10'b100_0001010: q = 4'b0000; + 10'b100_0001011: q = 4'b0000; + 10'b100_0001100: q = 4'b0100; + 10'b100_0001101: q = 4'b0100; + 10'b100_0001110: q = 4'b0100; + 10'b100_0001111: q = 4'b0100; + 10'b100_0010000: q = 4'b0100; + 10'b100_0010001: q = 4'b0100; + 10'b100_0010010: q = 4'b0100; + 10'b100_0010011: q = 4'b0100; + 10'b100_0010100: q = 4'b0100; + 10'b100_0010101: q = 4'b0100; + 10'b100_0010110: q = 4'b0100; + 10'b100_0010111: q = 4'b0100; + 10'b100_0011000: q = 4'b0100; + 10'b100_0011001: q = 4'b0100; + 10'b100_0011010: q = 4'b0100; + 10'b100_0011011: q = 4'b0100; + 10'b100_0011100: q = 4'b0100; + 10'b100_0011101: q = 4'b0100; + 10'b100_0011110: q = 4'b0100; + 10'b100_0011111: q = 4'b0100; + 10'b100_0100000: q = 4'b0100; + 10'b100_0100001: q = 4'b0100; + 10'b100_0100010: q = 4'b0100; + 10'b100_0100011: q = 4'b0100; + 10'b100_0100100: q = 4'b1000; + 10'b100_0100101: q = 4'b1000; + 10'b100_0100110: q = 4'b1000; + 10'b100_0100111: q = 4'b1000; + 10'b100_0101000: q = 4'b1000; + 10'b100_0101001: q = 4'b1000; + 10'b100_0101010: q = 4'b1000; + 10'b100_0101011: q = 4'b1000; + 10'b100_0101100: q = 4'b1000; + 10'b100_0101101: q = 4'b1000; + 10'b100_0101110: q = 4'b1000; + 10'b100_0101111: q = 4'b1000; + 10'b100_0110000: q = 4'b1000; + 10'b100_0110001: q = 4'b1000; + 10'b100_0110010: q = 4'b1000; + 10'b100_0110011: q = 4'b1000; + 10'b100_0110100: q = 4'b1000; + 10'b100_0110101: q = 4'b1000; + 10'b100_0110110: q = 4'b1000; + 10'b100_0110111: q = 4'b1000; + 10'b100_0111000: q = 4'b1000; + 10'b100_0111001: q = 4'b1000; + 10'b100_0111010: q = 4'b1000; + 10'b100_0111011: q = 4'b1000; + 10'b100_0111100: q = 4'b1000; + 10'b100_0111101: q = 4'b1000; + 10'b100_0111110: q = 4'b1000; + 10'b100_0111111: q = 4'b1000; + 10'b100_1000000: q = 4'b0001; + 10'b100_1000001: q = 4'b0001; + 10'b100_1000010: q = 4'b0001; + 10'b100_1000011: q = 4'b0001; + 10'b100_1000100: q = 4'b0001; + 10'b100_1000101: q = 4'b0001; + 10'b100_1000110: q = 4'b0001; + 10'b100_1000111: q = 4'b0001; + 10'b100_1001000: q = 4'b0001; + 10'b100_1001001: q = 4'b0001; + 10'b100_1001010: q = 4'b0001; + 10'b100_1001011: q = 4'b0001; + 10'b100_1001100: q = 4'b0001; + 10'b100_1001101: q = 4'b0001; + 10'b100_1001110: q = 4'b0001; + 10'b100_1001111: q = 4'b0001; + 10'b100_1010000: q = 4'b0001; + 10'b100_1010001: q = 4'b0001; + 10'b100_1010010: q = 4'b0001; + 10'b100_1010011: q = 4'b0001; + 10'b100_1010100: q = 4'b0001; + 10'b100_1010101: q = 4'b0001; + 10'b100_1010110: q = 4'b0001; + 10'b100_1010111: q = 4'b0001; + 10'b100_1011000: q = 4'b0001; + 10'b100_1011001: q = 4'b0001; + 10'b100_1011010: q = 4'b0001; + 10'b100_1011011: q = 4'b0001; + 10'b100_1011100: q = 4'b0010; + 10'b100_1011101: q = 4'b0010; + 10'b100_1011110: q = 4'b0010; + 10'b100_1011111: q = 4'b0010; + 10'b100_1100000: q = 4'b0010; + 10'b100_1100001: q = 4'b0010; + 10'b100_1100010: q = 4'b0010; + 10'b100_1100011: q = 4'b0010; + 10'b100_1100100: q = 4'b0010; + 10'b100_1100101: q = 4'b0010; + 10'b100_1100110: q = 4'b0010; + 10'b100_1100111: q = 4'b0010; + 10'b100_1101000: q = 4'b0010; + 10'b100_1101001: q = 4'b0010; + 10'b100_1101010: q = 4'b0010; + 10'b100_1101011: q = 4'b0010; + 10'b100_1101100: q = 4'b0010; + 10'b100_1101101: q = 4'b0010; + 10'b100_1101110: q = 4'b0010; + 10'b100_1101111: q = 4'b0010; + 10'b100_1110000: q = 4'b0010; + 10'b100_1110001: q = 4'b0010; + 10'b100_1110010: q = 4'b0010; + 10'b100_1110011: q = 4'b0010; + 10'b100_1110100: q = 4'b0000; + 10'b100_1110101: q = 4'b0000; + 10'b100_1110110: q = 4'b0000; + 10'b100_1110111: q = 4'b0000; + 10'b100_1111000: q = 4'b0000; + 10'b100_1111001: q = 4'b0000; + 10'b100_1111010: q = 4'b0000; + 10'b100_1111011: q = 4'b0000; + 10'b100_1111100: q = 4'b0000; + 10'b100_1111101: q = 4'b0000; + 10'b100_1111110: q = 4'b0000; + 10'b100_1111111: q = 4'b0000; + 10'b101_0000000: q = 4'b0000; + 10'b101_0000001: q = 4'b0000; + 10'b101_0000010: q = 4'b0000; + 10'b101_0000011: q = 4'b0000; + 10'b101_0000100: q = 4'b0000; + 10'b101_0000101: q = 4'b0000; + 10'b101_0000110: q = 4'b0000; + 10'b101_0000111: q = 4'b0000; + 10'b101_0001000: q = 4'b0000; + 10'b101_0001001: q = 4'b0000; + 10'b101_0001010: q = 4'b0000; + 10'b101_0001011: q = 4'b0000; + 10'b101_0001100: q = 4'b0100; + 10'b101_0001101: q = 4'b0100; + 10'b101_0001110: q = 4'b0100; + 10'b101_0001111: q = 4'b0100; + 10'b101_0010000: q = 4'b0100; + 10'b101_0010001: q = 4'b0100; + 10'b101_0010010: q = 4'b0100; + 10'b101_0010011: q = 4'b0100; + 10'b101_0010100: q = 4'b0100; + 10'b101_0010101: q = 4'b0100; + 10'b101_0010110: q = 4'b0100; + 10'b101_0010111: q = 4'b0100; + 10'b101_0011000: q = 4'b0100; + 10'b101_0011001: q = 4'b0100; + 10'b101_0011010: q = 4'b0100; + 10'b101_0011011: q = 4'b0100; + 10'b101_0011100: q = 4'b0100; + 10'b101_0011101: q = 4'b0100; + 10'b101_0011110: q = 4'b0100; + 10'b101_0011111: q = 4'b0100; + 10'b101_0100000: q = 4'b0100; + 10'b101_0100001: q = 4'b0100; + 10'b101_0100010: q = 4'b0100; + 10'b101_0100011: q = 4'b0100; + 10'b101_0100100: q = 4'b0100; + 10'b101_0100101: q = 4'b0100; + 10'b101_0100110: q = 4'b0100; + 10'b101_0100111: q = 4'b0100; + 10'b101_0101000: q = 4'b1000; + 10'b101_0101001: q = 4'b1000; + 10'b101_0101010: q = 4'b1000; + 10'b101_0101011: q = 4'b1000; + 10'b101_0101100: q = 4'b1000; + 10'b101_0101101: q = 4'b1000; + 10'b101_0101110: q = 4'b1000; + 10'b101_0101111: q = 4'b1000; + 10'b101_0110000: q = 4'b1000; + 10'b101_0110001: q = 4'b1000; + 10'b101_0110010: q = 4'b1000; + 10'b101_0110011: q = 4'b1000; + 10'b101_0110100: q = 4'b1000; + 10'b101_0110101: q = 4'b1000; + 10'b101_0110110: q = 4'b1000; + 10'b101_0110111: q = 4'b1000; + 10'b101_0111000: q = 4'b1000; + 10'b101_0111001: q = 4'b1000; + 10'b101_0111010: q = 4'b1000; + 10'b101_0111011: q = 4'b1000; + 10'b101_0111100: q = 4'b1000; + 10'b101_0111101: q = 4'b1000; + 10'b101_0111110: q = 4'b1000; + 10'b101_0111111: q = 4'b1000; + 10'b101_1000000: q = 4'b0001; + 10'b101_1000001: q = 4'b0001; + 10'b101_1000010: q = 4'b0001; + 10'b101_1000011: q = 4'b0001; + 10'b101_1000100: q = 4'b0001; + 10'b101_1000101: q = 4'b0001; + 10'b101_1000110: q = 4'b0001; + 10'b101_1000111: q = 4'b0001; + 10'b101_1001000: q = 4'b0001; + 10'b101_1001001: q = 4'b0001; + 10'b101_1001010: q = 4'b0001; + 10'b101_1001011: q = 4'b0001; + 10'b101_1001100: q = 4'b0001; + 10'b101_1001101: q = 4'b0001; + 10'b101_1001110: q = 4'b0001; + 10'b101_1001111: q = 4'b0001; + 10'b101_1010000: q = 4'b0001; + 10'b101_1010001: q = 4'b0001; + 10'b101_1010010: q = 4'b0001; + 10'b101_1010011: q = 4'b0001; + 10'b101_1010100: q = 4'b0001; + 10'b101_1010101: q = 4'b0001; + 10'b101_1010110: q = 4'b0001; + 10'b101_1010111: q = 4'b0001; + 10'b101_1011000: q = 4'b0010; + 10'b101_1011001: q = 4'b0010; + 10'b101_1011010: q = 4'b0010; + 10'b101_1011011: q = 4'b0010; + 10'b101_1011100: q = 4'b0010; + 10'b101_1011101: q = 4'b0010; + 10'b101_1011110: q = 4'b0010; + 10'b101_1011111: q = 4'b0010; + 10'b101_1100000: q = 4'b0010; + 10'b101_1100001: q = 4'b0010; + 10'b101_1100010: q = 4'b0010; + 10'b101_1100011: q = 4'b0010; + 10'b101_1100100: q = 4'b0010; + 10'b101_1100101: q = 4'b0010; + 10'b101_1100110: q = 4'b0010; + 10'b101_1100111: q = 4'b0010; + 10'b101_1101000: q = 4'b0010; + 10'b101_1101001: q = 4'b0010; + 10'b101_1101010: q = 4'b0010; + 10'b101_1101011: q = 4'b0010; + 10'b101_1101100: q = 4'b0010; + 10'b101_1101101: q = 4'b0010; + 10'b101_1101110: q = 4'b0010; + 10'b101_1101111: q = 4'b0010; + 10'b101_1110000: q = 4'b0000; + 10'b101_1110001: q = 4'b0000; + 10'b101_1110010: q = 4'b0000; + 10'b101_1110011: q = 4'b0000; + 10'b101_1110100: q = 4'b0000; + 10'b101_1110101: q = 4'b0000; + 10'b101_1110110: q = 4'b0000; + 10'b101_1110111: q = 4'b0000; + 10'b101_1111000: q = 4'b0000; + 10'b101_1111001: q = 4'b0000; + 10'b101_1111010: q = 4'b0000; + 10'b101_1111011: q = 4'b0000; + 10'b101_1111100: q = 4'b0000; + 10'b101_1111101: q = 4'b0000; + 10'b101_1111110: q = 4'b0000; + 10'b101_1111111: q = 4'b0000; + 10'b110_0000000: q = 4'b0000; + 10'b110_0000001: q = 4'b0000; + 10'b110_0000010: q = 4'b0000; + 10'b110_0000011: q = 4'b0000; + 10'b110_0000100: q = 4'b0000; + 10'b110_0000101: q = 4'b0000; + 10'b110_0000110: q = 4'b0000; + 10'b110_0000111: q = 4'b0000; + 10'b110_0001000: q = 4'b0000; + 10'b110_0001001: q = 4'b0000; + 10'b110_0001010: q = 4'b0000; + 10'b110_0001011: q = 4'b0000; + 10'b110_0001100: q = 4'b0000; + 10'b110_0001101: q = 4'b0000; + 10'b110_0001110: q = 4'b0000; + 10'b110_0001111: q = 4'b0000; + 10'b110_0010000: q = 4'b0100; + 10'b110_0010001: q = 4'b0100; + 10'b110_0010010: q = 4'b0100; + 10'b110_0010011: q = 4'b0100; + 10'b110_0010100: q = 4'b0100; + 10'b110_0010101: q = 4'b0100; + 10'b110_0010110: q = 4'b0100; + 10'b110_0010111: q = 4'b0100; + 10'b110_0011000: q = 4'b0100; + 10'b110_0011001: q = 4'b0100; + 10'b110_0011010: q = 4'b0100; + 10'b110_0011011: q = 4'b0100; + 10'b110_0011100: q = 4'b0100; + 10'b110_0011101: q = 4'b0100; + 10'b110_0011110: q = 4'b0100; + 10'b110_0011111: q = 4'b0100; + 10'b110_0100000: q = 4'b0100; + 10'b110_0100001: q = 4'b0100; + 10'b110_0100010: q = 4'b0100; + 10'b110_0100011: q = 4'b0100; + 10'b110_0100100: q = 4'b0100; + 10'b110_0100101: q = 4'b0100; + 10'b110_0100110: q = 4'b0100; + 10'b110_0100111: q = 4'b0100; + 10'b110_0101000: q = 4'b1000; + 10'b110_0101001: q = 4'b1000; + 10'b110_0101010: q = 4'b1000; + 10'b110_0101011: q = 4'b1000; + 10'b110_0101100: q = 4'b1000; + 10'b110_0101101: q = 4'b1000; + 10'b110_0101110: q = 4'b1000; + 10'b110_0101111: q = 4'b1000; + 10'b110_0110000: q = 4'b1000; + 10'b110_0110001: q = 4'b1000; + 10'b110_0110010: q = 4'b1000; + 10'b110_0110011: q = 4'b1000; + 10'b110_0110100: q = 4'b1000; + 10'b110_0110101: q = 4'b1000; + 10'b110_0110110: q = 4'b1000; + 10'b110_0110111: q = 4'b1000; + 10'b110_0111000: q = 4'b1000; + 10'b110_0111001: q = 4'b1000; + 10'b110_0111010: q = 4'b1000; + 10'b110_0111011: q = 4'b1000; + 10'b110_0111100: q = 4'b1000; + 10'b110_0111101: q = 4'b1000; + 10'b110_0111110: q = 4'b1000; + 10'b110_0111111: q = 4'b1000; + 10'b110_1000000: q = 4'b0001; + 10'b110_1000001: q = 4'b0001; + 10'b110_1000010: q = 4'b0001; + 10'b110_1000011: q = 4'b0001; + 10'b110_1000100: q = 4'b0001; + 10'b110_1000101: q = 4'b0001; + 10'b110_1000110: q = 4'b0001; + 10'b110_1000111: q = 4'b0001; + 10'b110_1001000: q = 4'b0001; + 10'b110_1001001: q = 4'b0001; + 10'b110_1001010: q = 4'b0001; + 10'b110_1001011: q = 4'b0001; + 10'b110_1001100: q = 4'b0001; + 10'b110_1001101: q = 4'b0001; + 10'b110_1001110: q = 4'b0001; + 10'b110_1001111: q = 4'b0001; + 10'b110_1010000: q = 4'b0001; + 10'b110_1010001: q = 4'b0001; + 10'b110_1010010: q = 4'b0001; + 10'b110_1010011: q = 4'b0001; + 10'b110_1010100: q = 4'b0010; + 10'b110_1010101: q = 4'b0010; + 10'b110_1010110: q = 4'b0010; + 10'b110_1010111: q = 4'b0010; + 10'b110_1011000: q = 4'b0010; + 10'b110_1011001: q = 4'b0010; + 10'b110_1011010: q = 4'b0010; + 10'b110_1011011: q = 4'b0010; + 10'b110_1011100: q = 4'b0010; + 10'b110_1011101: q = 4'b0010; + 10'b110_1011110: q = 4'b0010; + 10'b110_1011111: q = 4'b0010; + 10'b110_1100000: q = 4'b0010; + 10'b110_1100001: q = 4'b0010; + 10'b110_1100010: q = 4'b0010; + 10'b110_1100011: q = 4'b0010; + 10'b110_1100100: q = 4'b0010; + 10'b110_1100101: q = 4'b0010; + 10'b110_1100110: q = 4'b0010; + 10'b110_1100111: q = 4'b0010; + 10'b110_1101000: q = 4'b0010; + 10'b110_1101001: q = 4'b0010; + 10'b110_1101010: q = 4'b0010; + 10'b110_1101011: q = 4'b0010; + 10'b110_1101100: q = 4'b0010; + 10'b110_1101101: q = 4'b0010; + 10'b110_1101110: q = 4'b0010; + 10'b110_1101111: q = 4'b0010; + 10'b110_1110000: q = 4'b0000; + 10'b110_1110001: q = 4'b0000; + 10'b110_1110010: q = 4'b0000; + 10'b110_1110011: q = 4'b0000; + 10'b110_1110100: q = 4'b0000; + 10'b110_1110101: q = 4'b0000; + 10'b110_1110110: q = 4'b0000; + 10'b110_1110111: q = 4'b0000; + 10'b110_1111000: q = 4'b0000; + 10'b110_1111001: q = 4'b0000; + 10'b110_1111010: q = 4'b0000; + 10'b110_1111011: q = 4'b0000; + 10'b110_1111100: q = 4'b0000; + 10'b110_1111101: q = 4'b0000; + 10'b110_1111110: q = 4'b0000; + 10'b110_1111111: q = 4'b0000; + 10'b111_0000000: q = 4'b0000; + 10'b111_0000001: q = 4'b0000; + 10'b111_0000010: q = 4'b0000; + 10'b111_0000011: q = 4'b0000; + 10'b111_0000100: q = 4'b0000; + 10'b111_0000101: q = 4'b0000; + 10'b111_0000110: q = 4'b0000; + 10'b111_0000111: q = 4'b0000; + 10'b111_0001000: q = 4'b0000; + 10'b111_0001001: q = 4'b0000; + 10'b111_0001010: q = 4'b0000; + 10'b111_0001011: q = 4'b0000; + 10'b111_0001100: q = 4'b0000; + 10'b111_0001101: q = 4'b0000; + 10'b111_0001110: q = 4'b0000; + 10'b111_0001111: q = 4'b0000; + 10'b111_0010000: q = 4'b0100; + 10'b111_0010001: q = 4'b0100; + 10'b111_0010010: q = 4'b0100; + 10'b111_0010011: q = 4'b0100; + 10'b111_0010100: q = 4'b0100; + 10'b111_0010101: q = 4'b0100; + 10'b111_0010110: q = 4'b0100; + 10'b111_0010111: q = 4'b0100; + 10'b111_0011000: q = 4'b0100; + 10'b111_0011001: q = 4'b0100; + 10'b111_0011010: q = 4'b0100; + 10'b111_0011011: q = 4'b0100; + 10'b111_0011100: q = 4'b0100; + 10'b111_0011101: q = 4'b0100; + 10'b111_0011110: q = 4'b0100; + 10'b111_0011111: q = 4'b0100; + 10'b111_0100000: q = 4'b0100; + 10'b111_0100001: q = 4'b0100; + 10'b111_0100010: q = 4'b0100; + 10'b111_0100011: q = 4'b0100; + 10'b111_0100100: q = 4'b0100; + 10'b111_0100101: q = 4'b0100; + 10'b111_0100110: q = 4'b0100; + 10'b111_0100111: q = 4'b0100; + 10'b111_0101000: q = 4'b0100; + 10'b111_0101001: q = 4'b0100; + 10'b111_0101010: q = 4'b0100; + 10'b111_0101011: q = 4'b0100; + 10'b111_0101100: q = 4'b1000; + 10'b111_0101101: q = 4'b1000; + 10'b111_0101110: q = 4'b1000; + 10'b111_0101111: q = 4'b1000; + 10'b111_0110000: q = 4'b1000; + 10'b111_0110001: q = 4'b1000; + 10'b111_0110010: q = 4'b1000; + 10'b111_0110011: q = 4'b1000; + 10'b111_0110100: q = 4'b1000; + 10'b111_0110101: q = 4'b1000; + 10'b111_0110110: q = 4'b1000; + 10'b111_0110111: q = 4'b1000; + 10'b111_0111000: q = 4'b1000; + 10'b111_0111001: q = 4'b1000; + 10'b111_0111010: q = 4'b1000; + 10'b111_0111011: q = 4'b1000; + 10'b111_0111100: q = 4'b1000; + 10'b111_0111101: q = 4'b1000; + 10'b111_0111110: q = 4'b1000; + 10'b111_0111111: q = 4'b1000; + 10'b111_1000000: q = 4'b0001; + 10'b111_1000001: q = 4'b0001; + 10'b111_1000010: q = 4'b0001; + 10'b111_1000011: q = 4'b0001; + 10'b111_1000100: q = 4'b0001; + 10'b111_1000101: q = 4'b0001; + 10'b111_1000110: q = 4'b0001; + 10'b111_1000111: q = 4'b0001; + 10'b111_1001000: q = 4'b0001; + 10'b111_1001001: q = 4'b0001; + 10'b111_1001010: q = 4'b0001; + 10'b111_1001011: q = 4'b0001; + 10'b111_1001100: q = 4'b0001; + 10'b111_1001101: q = 4'b0001; + 10'b111_1001110: q = 4'b0001; + 10'b111_1001111: q = 4'b0001; + 10'b111_1010000: q = 4'b0001; + 10'b111_1010001: q = 4'b0001; + 10'b111_1010010: q = 4'b0010; + 10'b111_1010011: q = 4'b0010; + 10'b111_1010100: q = 4'b0010; + 10'b111_1010101: q = 4'b0010; + 10'b111_1010110: q = 4'b0010; + 10'b111_1010111: q = 4'b0010; + 10'b111_1011000: q = 4'b0010; + 10'b111_1011001: q = 4'b0010; + 10'b111_1011010: q = 4'b0010; + 10'b111_1011011: q = 4'b0010; + 10'b111_1011100: q = 4'b0010; + 10'b111_1011101: q = 4'b0010; + 10'b111_1011110: q = 4'b0010; + 10'b111_1011111: q = 4'b0010; + 10'b111_1100000: q = 4'b0010; + 10'b111_1100001: q = 4'b0010; + 10'b111_1100010: q = 4'b0010; + 10'b111_1100011: q = 4'b0010; + 10'b111_1100100: q = 4'b0010; + 10'b111_1100101: q = 4'b0010; + 10'b111_1100110: q = 4'b0010; + 10'b111_1100111: q = 4'b0010; + 10'b111_1101000: q = 4'b0010; + 10'b111_1101001: q = 4'b0010; + 10'b111_1101010: q = 4'b0010; + 10'b111_1101011: q = 4'b0010; + 10'b111_1101100: q = 4'b0010; + 10'b111_1101101: q = 4'b0010; + 10'b111_1101110: q = 4'b0010; + 10'b111_1101111: q = 4'b0010; + 10'b111_1110000: q = 4'b0000; + 10'b111_1110001: q = 4'b0000; + 10'b111_1110010: q = 4'b0000; + 10'b111_1110011: q = 4'b0000; + 10'b111_1110100: q = 4'b0000; + 10'b111_1110101: q = 4'b0000; + 10'b111_1110110: q = 4'b0000; + 10'b111_1110111: q = 4'b0000; + 10'b111_1111000: q = 4'b0000; + 10'b111_1111001: q = 4'b0000; + 10'b111_1111010: q = 4'b0000; + 10'b111_1111011: q = 4'b0000; + 10'b111_1111100: q = 4'b0000; + 10'b111_1111101: q = 4'b0000; + 10'b111_1111110: q = 4'b0000; + 10'b111_1111111: q = 4'b0000; + endcase